1 BSPR - Data current as of:05/31/03 18:00:20 B A S I N - W I D E P R E C I P I T A T I O N D A T A S U M M A R Y APRIL 2003 BASIN APRIL YR TO DATE PRECIPITATION STATION THIS LAST 71-00 THIS LAST 71-00 YEAR YEAR AVG YEAR YEAR AVG ----------------------------------------------------------------------------- KOOTENAI MOUNTAIN PCP BANFIELD MTN 2.10 10.60 2.70 23.30 50.70 28.40 BEAR MOUNTAIN 4.20 7.40 6.03 64.30 92.80 76.67 GARVER CREEK 1.90 2.00 2.00 19.20 21.00 19.90 GRAVE CRK 3.70 4.80 3.80 29.30 39.10 34.80 HAND CREEK 3.20 1.80 2.70 16.70 18.30 19.10 HAWKINS LAKE 3.20 4.00 4.20 28.80 39.40 35.00 POORMAN CREEK 3.90 6.50 4.90 54.90 81.30 51.50 STAHL PEAK 5.00 6.50 5.40 38.70 51.30 45.30 Total -- 8 stations 86.0% 62.0% 89.0% 70.0% (prec,in= 27.20)( 43.60) (275.20)(393.90) KOOTENAI VALLEY PCP EUREKA RS 1.01 .74 .93 5.89 6.86 7.04 FORTINE 1N .74 .41 1.15 --- --- 7.40 LIBBY R.S. 1 NE .89 1.01 1.05 --- 11.94 11.75 LIBBY 32 SSE .90 1.96 1.49 11.97 16.92 16.19 Total -- 2 stations 79.0% 71.0% 77.0% 75.0% (prec,in= 1.91)( 2.70) ( 17.86)( 23.78) KOOTENAI RIVER BASIN in MONTANA Total -- 10 stations 85.0% 63.0% 88.0% 70.0% (prec,in= 29.11)( 46.30) (293.06)(417.68) FLATHEAD MOUNTAIN PCP ASHLEY DIVIDE .20 1.60 2.00 7.70 11.50 14.10 ASHLEY LAKE .70 1.00 1.90 7.90 10.90 13.70 BADGER PASS 2.80 7.40 4.90 35.40 49.50 41.00 BASSOO PEAK 1.50 1.70 1.90 13.50 22.50 16.70 BISSON CREEK 2.80 2.10 3.10 16.40 15.10 20.60 CHICKEN CREEK 1.60 2.60 2.30 23.90 30.00 27.60 EMERY CREEK 2.60 3.50 3.10 24.40 29.20 25.80 FLATTOP MTN 4.80 5.80 6.20 49.10 61.70 57.40 GRAVE CRK 3.70 4.80 3.80 29.30 39.10 34.80 HAND CREEK 3.20 1.80 2.70 16.70 18.30 19.10 HERRIG JUNCTION 1.70 4.80 3.50 26.10 44.50 31.70 HUNGRY HORSE DAM 2.32 2.96 2.38 20.30 24.56 21.36 KRAFT CREEK 1.80 3.60 3.50 25.70 31.10 29.60 MANY GLACIER 2.50 5.80 3.40 27.90 40.70 33.70 1 BASIN APRIL YR TO DATE PRECIPITATION STATION THIS LAST 71-00 THIS LAST 71-00 YEAR YEAR AVG YEAR YEAR AVG ----------------------------------------------------------------------------- MOSS PEAK 4.80 5.40 6.00 40.00 43.90 46.30 NOISY BASIN 5.00 5.10 6.40 43.70 50.10 50.50 NORTH FORK JOCKO 3.40 6.80 5.20 48.00 65.00 56.30 PIKE CREEK 2.10 4.80 3.90 28.10 40.90 35.60 REVAIS CREEK 2.00 1.30 2.00 9.80 12.20 12.10 SLEEPING WOMAN 2.50 2.50 3.20 21.40 26.90 25.60 STAHL PEAK 5.00 6.50 5.40 38.70 51.30 45.30 STRYKER BASIN 3.20 3.30 3.80 27.60 35.00 32.30 SUMMIT 2.50 3.27 2.61 22.14 --- 24.76 WEST GLACIER 1.36 2.37 1.78 17.10 20.33 17.35 Total -- 23 stations 75.0% 70.0% 85.0% 77.0% (prec,in= 61.58)( 87.53) (598.70)(774.29) FLATHEAD VALLEY PCP BIGFORK 13 S 1.66 .72 1.61 --- 8.19 11.01 KALISPELL AIRPORT .90 .66 1.21 5.57 5.48 9.00 POLEBRIDGE .60 1.70 1.21 11.20 15.40 12.77 POLSON KERR DAM 1.42 .77 1.15 7.02 6.13 6.88 SAINT IGNATIUS 1.23 .73 1.42 5.17 6.64 7.61 WHITEFISH 1.45 .75 1.43 8.32 --- 11.10 Total -- 4 stations 83.0% 108.0% 80.0% 86.0% (prec,in= 4.15)( 3.86) ( 28.96)( 33.65) FLATHEAD RIVER BASIN Total -- 27 stations 75.0% 72.0% 84.0% 78.0% (prec,in= 65.73)( 91.39) (627.66)(807.94) UPPER CLARK FORK MOUNTAIN PCP BARKER LAKES 6.00 4.20 4.10 20.50 16.50 20.50 BASIN CREEK 5.10 1.60 2.90 13.50 8.70 12.20 BLACK PINE 3.80 2.10 2.90 18.00 13.90 17.80 COMBINATION 3.10 1.70 2.00 13.00 10.20 11.50 COPPER BOTTOM 2.20 1.60 1.90 19.30 20.40 18.60 COPPER CAMP 3.10 4.50 3.60 37.60 49.20 38.00 DIX HILL 2.20 1.10 1.70 10.20 7.20 9.30 FROHNER MEADOWS 3.40 3.00 2.30 14.30 11.30 13.50 LUBRECHT FLUME 1.30 .70 1.70 12.70 10.80 12.30 NEVADA RIDGE 3.00 1.90 2.70 21.60 17.80 18.60 N.FK. ELK CREEK 2.50 .80 2.60 17.60 13.90 17.70 NORTH FORK JOCKO 3.40 6.80 5.20 48.00 65.00 56.30 PETERSON MEADOWS 5.40 2.90 3.40 18.70 11.70 15.30 ROCKER PEAK 4.20 3.30 3.50 19.00 14.70 18.70 SKALKAHO SUMMIT 3.90 2.70 3.30 29.90 27.30 27.90 STUART MTN. 3.50 3.00 4.00 35.90 38.90 38.20 WARM SPRINGS 5.50 3.40 4.30 29.00 22.40 27.70 Total -- 17 stations 118.0% 136.0% 101.0% 105.0% (prec,in= 61.60)( 45.30) (378.80)(359.90) 1 BASIN APRIL YR TO DATE PRECIPITATION STATION THIS LAST 71-00 THIS LAST 71-00 YEAR YEAR AVG YEAR YEAR AVG ----------------------------------------------------------------------------- UPPER CLARK FORK VALLEY PCP ANACONDA 3.26 1.22 1.17 9.59 5.62 5.56 BUTTE FAA 2.56 .76 1.02 5.37 3.73 4.77 DEER LODGE 3W 1.42 .61 .69 --- --- 3.12 DRUMMOND AVIATION 1.71 .76 .98 7.12 5.43 5.49 LINCOLN R.S. 1.11 1.03 1.34 9.03 --- 10.31 OVANDO 9 ESE 1.17 .04 .85 5.28 3.76 5.77 PHILIPSBURG R.S. 2.45 .54 1.47 --- --- 5.83 SEELEY LAKE R.S. 1.13 1.09 1.06 10.62 11.98 12.59 Total -- 5 stations 194.0% 254.0% 111.0% 124.0% (prec,in= 9.83)( 3.87) ( 37.98)( 30.52) UPPER CLARK FORK RIVER BASIN Total -- 22 stations 125.0% 145.0% 102.0% 107.0% (prec,in= 71.43)( 49.17) (416.78)(390.42) BITTERROOT MOUNTAIN PCP DALY CREEK 2.80 1.90 2.20 17.70 13.80 16.20 LOLO PASS 2.90 3.90 3.61 39.20 40.90 37.94 NEZ PERCE CAMP 2.40 2.10 3.00 25.90 23.30 24.30 SADDLE MOUNTAIN 4.40 3.20 3.80 33.30 26.90 30.90 SKALKAHO SUMMIT 3.90 2.70 3.30 29.90 27.30 27.90 TWELVEMILE CREEK 2.70 3.80 3.60 36.70 37.50 34.90 TWIN LAKES 3.80 5.10 5.30 52.90 57.50 51.80 Total -- 7 stations 92.0% 101.0% 105.0% 104.0% (prec,in= 22.90)( 22.70) (235.60)(227.20) BITTERROOT VALLEY PCP DARBY 1.37 1.24 1.16 10.18 7.99 8.74 HAMILTON 1.73 .74 1.05 9.02 7.02 6.96 STEVENSVILLE 1.39 .41 .89 9.05 4.26 6.61 SULA 3 ENE 3.30 1.03 1.50 10.33 5.89 7.55 Total -- 4 stations 169.0% 228.0% 129.0% 153.0% (prec,in= 7.79)( 3.42) ( 38.58)( 25.16) BITTERROOT RIVER BASIN Total -- 11 stations 104.0% 117.0% 108.0% 109.0% (prec,in= 30.69)( 26.12) (274.18)(252.36) LOWER CLARK FORK MOUNTAIN PCP BASSOO PEAK 1.50 1.70 1.90 13.50 22.50 16.70 HOODOO BASIN 4.50 3.00 5.50 50.80 64.40 55.80 HUMBOLDT GULCH 3.10 4.00 3.85 34.40 45.50 40.76 LOLO PASS 2.90 3.90 3.61 39.20 40.90 37.94 LOOKOUT 3.50 4.60 3.74 35.30 53.60 44.26 1 BASIN APRIL YR TO DATE PRECIPITATION STATION THIS LAST 71-00 THIS LAST 71-00 YEAR YEAR AVG YEAR YEAR AVG ----------------------------------------------------------------------------- POORMAN CREEK 3.90 6.50 4.90 54.90 81.30 51.50 SLEEPING WOMAN 2.50 2.50 3.20 21.40 26.90 25.60 STUART MTN. 3.50 3.00 4.00 35.90 38.90 38.20 Total -- 8 stations 83.0% 87.0% 92.0% 76.0% (prec,in= 25.40)( 29.20) (285.40)(374.00) LOWER CLARK FORK VALLEY PCP HERON 1.43 2.24 2.22 20.18 30.07 23.80 MISSOULA WSO AP 1.70 .70 1.09 7.08 6.65 6.82 SUPERIOR 1.01 .52 1.19 9.61 10.38 9.50 THOMPSON FALLS PH 1.54 1.13 1.51 12.01 16.01 14.99 TROUT CREEK R.S. 1.42 1.47 1.84 18.11 25.06 20.22 Total -- 5 stations 90.0% 117.0% 89.0% 76.0% (prec,in= 7.10)( 6.06) ( 66.99)( 88.17) LOWER CLARK FORK RIVER BASIN Total -- 13 stations 84.0% 92.0% 91.0% 76.0% (prec,in= 32.50)( 35.26) (352.39)(462.17) JEFFERSON MOUNTAIN PCP ALBRO LAKE 6.90 4.30 4.80 25.10 19.40 25.90 BARKER LAKES 6.00 4.20 4.10 20.50 16.50 20.50 BASIN CREEK 5.10 1.60 2.90 13.50 8.70 12.20 BEAGLE SPRINGS 4.20 2.90 2.80 12.90 10.80 13.90 BLOODY DICK 3.00 3.10 2.80 18.50 15.60 18.30 CALVERT CREEK 1.80 1.10 1.40 13.10 10.50 12.10 CLOVER MEADOW 5.30 1.60 3.90 22.20 16.50 22.20 DARKHORSE LAKE 5.30 4.70 5.00 38.20 30.70 36.00 DIVIDE 4.50 2.40 2.50 13.50 11.60 15.20 FOUR MILE 5.10 2.00 3.20 15.30 10.40 15.20 FROHNER MEADOWS 3.40 3.00 2.30 14.30 11.30 13.50 LAKEVIEW RIDGE 4.70 2.70 2.60 13.00 14.80 17.20 LEMHI RIDGE 3.70 3.20 3.00 17.90 13.70 17.20 LOWER TWIN 6.70 3.60 4.80 25.30 20.00 25.50 MOOSE CREEK 3.20 3.90 2.65 24.40 21.50 22.57 MULE CREEK 4.30 3.20 3.20 21.70 17.60 19.20 ROCKER PEAK 4.20 3.30 3.50 19.00 14.70 18.70 SADDLE MOUNTAIN 4.40 3.20 3.80 33.30 26.90 30.90 SHORT CREEK 3.20 1.30 1.90 9.50 6.70 9.10 WHITE ELEPHANT 6.10 3.60 4.01 25.70 32.80 34.56 Total -- 20 stations 140.0% 155.0% 99.0% 120.0% (prec,in= 91.10)( 58.90) (396.90)(330.70) JEFFERSON VALLEY PCP ALDER 17S 2.24 .29 1.11 5.00 3.42 4.58 BOULDER ST. SCH. 2.08 .17 .76 3.67 2.56 3.57 DILLON WMCE 2.85 1.07 1.22 5.34 3.64 4.09 1 BASIN APRIL YR TO DATE PRECIPITATION STATION THIS LAST 71-00 THIS LAST 71-00 YEAR YEAR AVG YEAR YEAR AVG ----------------------------------------------------------------------------- GLEN 4N 2.48 .51 .68 4.20 2.11 2.51 GRANT 4NE 1.85 .54 1.00 4.88 2.89 3.86 JACKSON 1SE --- 1.09 1.02 --- 3.67 4.97 LAKEVIEW 4.05 1.91 1.54 8.06 8.33 8.88 LIMA 2.50 .65 1.10 3.94 2.71 4.29 TWIN BRIDGES 2.38 .22 .85 3.80 1.57 2.93 VIRGINIA CITY 3.08 .88 1.44 7.07 4.13 6.41 WISDOM 1.90 .83 .98 7.03 5.09 5.03 WISE RIVER 3WNW 1.46 .86 .72 4.62 5.05 4.36 Total -- 11 stations 236.0% 339.0% 114.0% 139.0% (prec,in= 26.87)( 7.93) ( 57.61)( 41.50) JEFFERSON RIVER BASIN Total -- 31 stations 154.0% 177.0% 101.0% 122.0% (prec,in=117.97)( 66.83) (454.51)(372.20) MADISON MOUNTAIN & VALLEY PCP ALBRO LAKE 6.90 4.30 4.80 25.10 19.40 25.90 BEAVER CREEK 5.30 3.20 3.20 22.10 22.00 24.40 BLACK BEAR 6.40 5.00 4.90 38.60 45.50 45.80 CARROT BASIN 6.40 4.50 4.50 28.40 30.20 32.60 CLOVER MEADOW 5.30 1.60 3.90 22.20 16.50 22.20 ENNIS 2.06 .48 1.30 5.11 3.74 5.19 FOUR MILE 5.10 2.00 3.20 15.30 10.40 15.20 HEBGEN DAM 4.09 2.70 1.83 14.02 16.04 17.45 LONE MOUNTAIN 3.40 2.40 4.30 20.80 19.60 24.30 LOWER TWIN 6.70 3.60 4.80 25.30 20.00 25.50 NORRIS MADISON PH 3.15 1.09 1.76 5.96 4.31 6.75 MADISON PLATEAU 6.00 4.00 3.30 25.80 30.00 30.40 TEPEE CREEK 4.90 2.40 2.60 16.20 16.20 18.00 WEST YELLOWSTONE NWS 2.82 1.92 1.51 9.05 10.73 12.67 WEST YELLOWSTONE NRCS 4.10 2.90 1.80 14.90 16.50 15.00 WHISKEY CREEK 5.00 3.70 3.00 19.30 24.10 24.20 Total -- 16 stations 153.0% 170.0% 89.0% 101.0% (prec,in= 77.62)( 45.79) (308.14)(305.22) MADISON RIVER BASIN Total -- 16 stations 153.0% 170.0% 89.0% 101.0% (prec,in= 77.62)( 45.79) (308.14)(305.22) GALLATIN MOUNTAIN PCP BEAVER CREEK 5.30 3.20 3.20 22.10 22.00 24.40 BRACKETT CR 7.10 4.20 5.50 30.80 26.80 30.70 CARROT BASIN 6.40 4.50 4.50 28.40 30.20 32.60 LICK CREEK 2.60 1.20 4.00 16.70 13.50 19.40 LONE MOUNTAIN 3.40 2.40 4.30 20.80 19.60 24.30 SACAJAWEA 6.10 3.10 --- 25.80 22.60 --- 1 BASIN APRIL YR TO DATE PRECIPITATION STATION THIS LAST 71-00 THIS LAST 71-00 YEAR YEAR AVG YEAR YEAR AVG ----------------------------------------------------------------------------- SHOWER FALLS 3.90 3.50 5.90 25.20 24.00 30.50 Total -- 6 stations 105.0% 151.0% 89.0% 106.0% (prec,in= 28.70)( 19.00) (144.00)(136.10) GALLATIN VALLEY PCP BELGRADE AIRPORT 3.19 1.16 1.40 7.01 4.52 6.05 BOZEMAN MSU 3.59 .96 2.06 9.27 5.68 8.50 GALLATIN GATEWAY 10SSW --- 1.40 2.43 --- 8.27 10.60 Total -- 2 stations 196.0% 320.0% 112.0% 160.0% (prec,in= 6.78)( 2.12) ( 16.28)( 10.20) GALLATIN RIVER BASIN Total -- 8 stations 115.0% 168.0% 91.0% 110.0% (prec,in= 35.48)( 21.12) (160.28)(146.30) MISSOURI MAINSTEM MOUNTAIN PCP BOULDER MOUNTAIN 6.90 4.80 4.20 28.10 25.20 26.00 FROHNER MEADOWS 3.40 3.00 2.30 14.30 11.30 13.50 NEVADA RIDGE 3.00 1.90 2.70 21.60 17.80 18.60 ROCKER PEAK 4.20 3.30 3.50 19.00 14.70 18.70 TIZER BASIN 4.70 3.10 3.10 15.80 13.30 14.90 Total -- 5 stations 141.0% 138.0% 108.0% 120.0% (prec,in= 22.20)( 16.10) ( 98.80)( 82.30) MISSOURI MAINSTEM VALLEY PCP AUSTIN 1 W 2.45 1.23 1.40 8.82 6.72 7.58 BREDETTE 1.51 .84 .85 4.64 2.44 3.26 BRUSETT 5 NW 2.35 .80 1.08 6.24 4.20 4.10 CANYON FERRY DAM --- --- .94 --- --- 3.83 CASCADE 5S 1.67 1.44 1.77 5.44 4.46 6.29 CASCADE 20SSE 1.57 1.25 1.19 5.99 4.46 4.70 CIRCLE 1.07 .71 1.15 3.96 3.21 4.37 COHAGEN 1.63 .50 1.01 3.52 2.14 4.00 CONTENT 1 SE 1.82 .40 .97 3.48 2.40 3.53 CULBERTSON .66 .50 .91 4.81 2.34 3.57 FORT BENTON 1.95 .29 1.21 3.90 2.39 4.86 GREAT FALLS AIRPORT 1.84 .42 1.40 3.99 2.54 5.79 HELENA WSO 2.27 .61 .91 4.43 2.41 4.04 HOLTER DAM 1.90 .56 1.24 4.98 3.03 3.94 JORDAN 4.53 --- .98 --- --- 4.29 LOMA 1.34 .12 1.12 2.76 1.42 4.59 MEDICINE LK 3SE 1.26 .72 .92 4.88 --- 3.48 PLENTYWOOD 1.03 .94 .82 3.83 2.04 3.58 RAYMOND BORDER STA .88 1.00 .86 3.31 1.98 2.84 REDSTONE 1.45 .83 .81 --- 3.08 3.36 ROGERS PASS 6 NNE 1.97 1.44 1.57 6.60 5.97 6.75 SCOBEY .92 .86 --- 2.80 2.25 --- 1 BASIN APRIL YR TO DATE PRECIPITATION STATION THIS LAST 71-00 THIS LAST 71-00 YEAR YEAR AVG YEAR YEAR AVG ----------------------------------------------------------------------------- SHONKIN 7S 3.62 1.42 2.60 10.16 5.92 11.21 TOWNSEND 2.01 .93 .71 4.09 2.40 3.18 TRIDENT 3.34 1.14 1.15 --- --- 4.27 VIDA 6 NE .75 .54 1.14 --- 1.95 4.56 WESTBY 1.41 .36 .90 3.53 1.34 3.63 WINIFRED 3.01 .00 1.33 5.44 2.45 5.47 WOLF POINT .20 .10 --- --- --- --- Total -- 21 stations 152.0% 241.0% 103.0% 157.0% (prec,in= 37.96)( 15.76) (103.92)( 66.26) MISSOURI MAINSTEM RIVER BASIN Total -- 26 stations 147.0% 189.0% 105.0% 136.0% (prec,in= 60.16)( 31.86) (202.72)(148.56) SMITH-BELT MOUNTAIN & VALLEY PCP BOULDER MOUNTAIN 6.90 4.80 4.20 28.10 25.20 26.00 DEADMAN CREEK 3.30 1.60 2.40 15.40 12.30 15.10 FT. LOGAN 3ESE --- --- .87 --- --- 3.18 LENNEP 6WSW 3.08 1.75 1.32 9.68 6.52 6.86 NEIHART 8NNW 2.83 1.36 1.84 8.36 6.07 8.21 ONION PARK 4.60 1.70 3.00 18.70 18.40 20.00 PICKFOOT CREEK 5.60 4.30 2.90 19.20 16.60 18.60 STRINGER CREEK 4.60 2.00 2.70 16.70 13.30 17.00 WHITE SUL. SP. 2 2.01 .86 1.18 --- 2.49 4.77 WOOD CREEK 1.60 2.50 2.50 15.10 18.30 18.10 Total -- 8 stations 156.0% 162.0% 101.0% 112.0% (prec,in= 32.51)( 20.01) (131.24)(116.69) JUDITH MOUNTAIN & VALLEY PCP CRYSTAL LAKE 4.80 3.30 4.10 21.00 18.00 19.70 DAISY PEAK 4.60 3.10 3.40 16.20 13.50 14.70 DENTON 3.40 .37 1.16 6.80 3.24 4.60 LEWISTOWN 10S 3.69 1.17 2.01 11.13 6.08 9.19 LEWISTOWN FAA 2.33 .28 1.38 6.35 2.45 6.63 MOCCASIN 3.68 .31 1.32 6.29 2.09 5.36 RAYNESFORD 2 NNW 2.24 .46 1.58 7.11 5.01 7.19 ROY 8NE 2.61 .22 1.14 4.65 2.22 4.43 SPUR PARK 4.80 2.80 3.60 25.40 21.80 25.60 STANFORD 1WNW 3.89 .73 1.54 7.93 3.58 5.98 Total -- 10 stations 170.0% 283.0% 109.0% 145.0% (prec,in= 36.04)( 12.74) (112.86)( 77.97) MUSSELSHELL MOUNTAIN & VALLEY PCP DAISY PEAK 4.60 3.10 3.40 16.20 13.50 14.70 GRASS RANGE 2.55 .36 1.44 5.68 3.67 5.69 HARLOWTON 3.26 1.18 1.30 5.52 2.89 4.65 JUDITH GAP 2.36 .27 1.31 --- .60 4.89 1 BASIN APRIL YR TO DATE PRECIPITATION STATION THIS LAST 71-00 THIS LAST 71-00 YEAR YEAR AVG YEAR YEAR AVG ----------------------------------------------------------------------------- JUDITH GAP 13E 2.12 .35 1.35 --- 3.21 5.18 JOHNSON PARK 4.00 2.10 2.10 10.70 9.10 9.90 MARTINSDALE 3NNW 2.86 .61 1.20 --- 4.14 4.51 MELSTONE 1.44 1.57 1.49 5.34 4.28 5.63 MOSBY 2 ENE 1.21 .83 1.09 3.21 3.15 4.29 ROUNDUP 1.20 1.24 1.28 4.42 --- 4.53 RYEGATE 18 NNW 2.38 .35 1.10 5.26 2.19 4.27 Total -- 7 stations 163.0% 205.0% 106.0% 134.0% (prec,in= 19.44)( 9.49) ( 51.91)( 38.78) SMITH-JUDITH-MUSSELSHELL RIVER BASINS Total -- 24 stations 165.0% 213.0% 105.0% 127.0% (prec,in= 83.39)( 39.14) (279.81)(219.94) SUN MOUNTAIN & VALLEY PCP AUGUSTA 2.06 .60 1.17 5.10 --- 4.71 FAIRFIELD 2.02 .66 1.11 4.60 2.78 3.76 GIBSON DAM 2.18 1.05 1.45 6.27 6.11 6.64 WOOD CREEK 1.60 2.50 2.50 15.10 18.30 18.10 Total -- 3 stations 115.0% 138.0% 91.0% 96.0% (prec,in= 5.80)( 4.21) ( 25.97)( 27.19) TETON MOUNTAIN & VALLEY PCP BLACKLEAF .87 .74 1.15 2.81 --- 4.44 CARTER 14W 1.52 .50 1.00 3.90 2.57 4.06 CHOTEAU ARPT 2.01 .59 .72 4.24 2.57 2.49 MOUNT LOCKHART 2.40 4.30 3.30 25.20 32.20 28.40 SUNBURST 8E 2.23 .99 1.01 5.43 3.89 4.00 WALDRON 1.80 3.10 2.50 16.70 19.40 19.30 Total -- 5 stations 117.0% 105.0% 95.0% 91.0% (prec,in= 9.96)( 9.48) ( 55.47)( 60.63) MARIAS MOUNTAIN & VALLEY PCP BADGER PASS 2.80 7.40 4.90 35.40 49.50 41.00 CHESTER 1.67 .11 .71 3.12 1.34 3.08 CONRAD AIRPORT 2.18 .54 1.04 3.88 2.85 3.97 CUT BANK FAA 1.83 .51 .90 2.54 1.20 3.34 DUPUYER CREEK 3.00 3.00 2.70 14.90 14.60 18.20 E. GLACIER 1.87 2.64 1.79 16.11 20.27 17.27 ETHRIDGE 3.23 .33 .92 3.66 1.21 3.00 GOLDBUTTE 7N 1.71 .74 1.10 4.20 3.15 4.22 PIKE CREEK 2.10 4.80 3.90 28.10 40.90 35.60 SUMMIT 2.50 3.27 2.61 22.14 --- 24.76 SWIFT DAM --- --- 2.24 --- --- 11.69 TIBER DAM 1.52 .18 .86 2.51 1.13 3.27 VALIER 2.09 .41 .92 3.27 1.74 3.23 Total -- 11 stations 122.0% 116.0% 86.0% 85.0% (prec,in= 24.00)( 20.66) (117.69)(137.89) SUN-TETON-MARIAS RIVER BASINS Total -- 19 stations 119.0% 116.0% 89.0% 88.0% (prec,in= 39.76)( 34.35) (199.13)(225.71) 1 BASIN APRIL YR TO DATE PRECIPITATION STATION THIS LAST 71-00 THIS LAST 71-00 YEAR YEAR AVG YEAR YEAR AVG ----------------------------------------------------------------------------- ST. MARY MOUNTAIN & VALLEY PCP BABB 6NE 1.08 1.35 1.24 5.17 5.88 5.95 FLATTOP MTN 4.80 5.80 6.20 49.10 61.70 57.40 MANY GLACIER 2.50 5.80 3.40 27.90 40.70 33.70 SAINT MARY 1.54 2.28 1.85 12.77 17.07 14.51 Total -- 4 stations 78.0% 65.0% 85.0% 76.0% (prec,in= 9.92)( 15.23) ( 94.94)(125.35) MILK MOUNTAIN & VALLEY PCP BEAR PAW SKI AREA 1.50 .80 1.70 7.10 6.20 7.10 BOXELDER CREEK 1.70 1.00 2.10 7.90 7.40 9.10 CHINOOK 2.02 .22 .99 5.13 2.86 4.05 DEL BONITA 1.86 4.00 1.22 2.67 6.87 4.16 DODSON 1.43 .19 .73 3.26 3.14 3.64 FORT ASSINNIBOINE 1.69 .22 .99 4.25 1.84 4.22 GILFORD 1.65 .20 .78 3.43 1.72 3.09 GLASGOW WSO 1.24 .73 .75 2.71 2.02 3.30 HAVRE WSO 1.96 .18 .87 3.29 1.21 3.98 HARLEM 2.03 .07 .73 4.48 .69 3.18 HINGHAM 11 N 1.51 .20 .64 2.66 1.25 2.49 KREMLIN 1.71 .27 .90 3.48 1.89 3.65 MALTA 7E 1.71 .31 .89 3.06 2.39 3.84 OPHEIM 10 N .57 .59 .63 --- --- 2.76 OPHEIM 12 SSE 1.41 .43 .79 2.45 1.52 2.84 ROCKY BOY SCS 1.80 1.00 2.30 9.80 9.40 11.40 RUDYARD 30N 1.35 .25 .81 2.36 1.25 2.71 SIMPSON 6NW 1.75 1.50 .66 2.91 2.66 2.92 SUCKER CREEK 2.10 .50 1.60 6.40 5.60 6.50 SWEETGRASS 1.50 .39 1.00 --- 1.87 3.47 TAYLOR ROAD 2.20 1.00 2.10 8.10 6.00 8.40 TURNER 11N 1.81 .11 --- 3.49 2.42 --- Total -- 19 stations 151.0% 250.0% 94.0% 130.0% (prec,in= 32.62)( 13.07) ( 85.44)( 65.91) ST. MARY AND MILK RIVER BASINS Total -- 23 stations 124.0% 150.0% 89.0% 94.0% (prec,in= 42.54)( 28.30) (180.38)(191.26) UPPER YELLOWSTONE MOUNTAIN PCP BEARTOOTH LAKE 2.50 3.10 3.20 25.60 22.80 23.50 BOX CANYON 2.80 3.40 2.40 14.90 15.10 14.90 BRACKETT CR 7.10 4.20 5.50 30.80 26.80 30.70 BURNT MTN 2.60 4.30 --- 16.20 12.10 --- CANYON 2.80 2.70 2.10 17.30 17.30 17.70 COLE CREEK 2.90 5.20 5.20 24.50 15.20 21.90 COLLEY CREEK 2.30 2.60 2.00 11.20 10.80 11.70 COOKE CITY 2W 2.44 2.77 1.78 16.22 12.43 13.74 1 BASIN APRIL YR TO DATE PRECIPITATION STATION THIS LAST 71-00 THIS LAST 71-00 YEAR YEAR AVG YEAR YEAR AVG ----------------------------------------------------------------------------- EVENING STAR 3.80 5.00 4.40 35.70 28.40 29.90 FISHER CREEK 4.30 5.30 5.10 41.20 38.40 41.90 MILL CREEK 3.10 3.00 2.50 15.00 14.90 14.40 MONUMENT PEAK 3.80 4.50 3.50 24.50 25.40 24.80 MYSTIC LAKE .54 2.65 2.81 12.45 10.85 12.47 NORTHEAST ENTRANCE 1.90 2.80 2.00 15.20 12.90 14.80 PARKERS PEAK 2.50 6.60 3.10 23.00 22.90 19.50 PLACER BASIN 3.20 4.50 4.40 23.20 20.80 23.50 PORCUPINE 5.00 3.10 3.00 16.10 12.80 14.90 SHOWER FALLS 3.90 3.50 5.90 25.20 24.00 30.50 SOUTH FORK SHIELDS 6.00 4.20 5.30 25.10 21.50 25.60 SYLVAN LAKE 3.40 4.70 3.60 26.60 25.90 24.70 SYLVAN ROAD 2.00 2.70 2.70 19.60 16.60 20.50 THUMB DIVIDE 3.20 4.20 2.95 19.30 21.50 22.03 TOWER FALLS 1.67 1.22 1.01 --- 6.68 7.60 TWO OCEAN PLATEAU 2.60 5.10 4.08 29.20 29.20 32.10 WHITE MILL 2.90 4.20 3.90 29.60 25.50 31.20 WOLVERINE 1.40 2.20 2.30 13.80 12.40 15.20 YOUNTS PEAK .90 3.70 2.50 17.80 18.40 18.80 LAKE YELLOWSTONE 2.67 2.75 1.48 10.65 12.07 11.32 Total -- 26 stations 91.0% 81.0% 100.0% 109.0% (prec,in= 79.95)( 98.67) (563.72)(514.85) UPPER YELLOWSTONE VALLEY PCP BALLANTINE .91 1.35 1.60 5.24 4.46 5.99 BIG TIMBER 2.32 1.33 1.79 8.63 4.99 6.65 BILLINGS WSO 2.09 2.09 1.74 5.54 4.24 6.92 COLUMBUS 1.23 1.96 1.88 6.39 5.12 6.99 FISHTAIL .68 1.47 2.02 6.81 5.14 7.84 JOLIET .59 2.99 1.96 5.34 6.24 7.49 LIVINGSTON 12S 1.54 1.05 1.44 4.54 4.81 6.49 LIVINGSTON FAA 2.12 1.15 1.58 6.89 4.12 6.05 LUTHER .91 2.05 2.70 8.05 6.41 11.40 MELVILLE 4W 3.39 1.92 1.91 8.94 5.64 6.65 NYE 5 NE 1.05 2.10 2.04 7.65 6.51 7.30 PMC HEADQUARTERS --- 2.07 1.40 --- 4.12 4.98 PRYOR --- .91 1.87 --- 3.16 7.53 RAPELJE 4S 1.99 1.22 1.66 5.93 3.60 6.34 RED LODGE 1.45 1.90 2.88 --- 5.64 12.07 ROBERTS 1.38 1.65 1.56 6.17 4.63 6.13 SPRINGDALE 2 N 1.58 1.53 1.57 6.94 5.35 5.60 WILSALL 8 ENE 2.73 1.71 2.10 8.34 7.07 8.66 Total -- 15 stations 89.0% 96.0% 95.0% 129.0% (prec,in= 24.51)( 25.57) (101.40)( 78.33) UPPER YELLOWSTONE RIVER BASIN Total -- 41 stations 91.0% 84.0% 99.0% 112.0% (prec,in=104.46)(124.24) (665.12)(593.18) 1 BASIN APRIL YR TO DATE PRECIPITATION STATION THIS LAST 71-00 THIS LAST 71-00 YEAR YEAR AVG YEAR YEAR AVG ----------------------------------------------------------------------------- LOWER YELLOWSTONE VALLEY PCP BAKER .40 .88 1.40 4.15 2.84 5.14 BIDDLE 1.22 .84 1.34 5.14 2.44 4.63 BIDDLE 8SW 1.87 .83 1.56 --- 3.38 5.64 BLOOMFIELD .00 .73 .73 --- --- 2.50 BRANDENBERG 1.45 1.21 1.61 6.98 3.63 6.20 BROADUS 1.48 1.21 1.56 5.70 3.15 5.65 BUSBY 1.52 1.32 1.42 6.68 3.55 6.42 COLSTRIP .88 1.93 1.34 7.48 4.76 5.70 DECKER 1.63 .92 1.34 5.53 3.31 5.07 FORSYTHE 1.17 1.56 1.41 6.10 4.51 5.52 GLENDIVE .58 1.57 1.17 4.58 3.62 4.37 HARDIN 1.00 1.62 1.37 4.65 3.46 5.36 HYSHAM 1.30 1.25 1.31 5.79 3.44 5.22 HYSHAM 25SSE 1.37 1.41 1.37 6.93 4.07 6.11 LINDSAY NWS .47 1.12 1.19 4.54 3.21 4.68 MENARD 3 NE 2.46 .71 1.26 6.85 4.61 5.70 MILDRED 5N .44 1.06 1.22 4.62 2.86 4.03 MILES CITY FAA 1.35 1.07 1.40 3.85 2.22 4.92 MIZPAH 1 WNW .48 .97 1.40 5.18 3.16 4.75 MOORHEAD 5 NE 1.31 .60 1.30 4.38 2.53 4.52 PLEVNA .44 1.87 1.38 4.39 3.88 5.40 POWDERVILLE .97 .47 --- 4.97 2.44 --- ROCK SPRINGS 1.25 .58 1.04 2.82 1.69 3.33 SONNETTE 2WNW 1.63 .55 1.61 6.82 2.77 5.80 WYOLA 2SW 2.34 1.14 2.06 5.36 4.66 7.92 YELLOWTAIL DAM 1.02 1.09 2.10 7.31 4.84 8.78 Total -- 23 stations 83.0% 103.0% 100.0% 159.0% (prec,in= 27.19)( 26.48) (125.83)( 79.21) LITTLE MISSOURI VALLEY PCP BELLTOWER 1.17 .40 1.27 3.31 2.29 5.23 EKALAKA .56 1.29 1.84 5.42 4.85 6.70 KNOBS .93 1.51 1.39 4.92 4.22 4.92 RIDGEWAY 1S 1.55 .26 1.48 5.20 2.38 5.22 WEBSTER 3 E .78 1.09 1.44 3.94 3.45 5.27 WIBAUX 2E .70 1.14 1.31 4.54 2.52 4.41 Total -- 6 stations 65.0% 100.0% 86.0% 139.0% (prec,in= 5.69)( 5.69) ( 27.33)( 19.71) LOWER YELLOWSTONE RIVER BASIN (MONTANA) Total -- 30 stations 79.0% 101.0% 98.0% 155.0% (prec,in= 33.43)( 32.97) (157.92)(102.20) WIND MOUNTAIN & VALLEY PCP (WYOMING) BOYSEN DAM .66 .38 1.22 --- 3.05 4.06 BURROUGHS CREEK 1.20 3.20 2.90 20.70 17.80 19.30 1 BASIN APRIL YR TO DATE PRECIPITATION STATION THIS LAST 71-00 THIS LAST 71-00 YEAR YEAR AVG YEAR YEAR AVG ----------------------------------------------------------------------------- COLD SPRINGS --- 2.30 3.20 --- 8.90 13.90 DIVERSION DAM .23 .56 1.22 --- 2.09 3.37 DUBOIS .30 1.15 1.16 1.99 3.21 3.55 GAS HILLS 4 E --- .21 1.31 --- 3.36 4.41 HOBBS PARK 1.90 2.90 4.00 15.20 13.10 16.90 KIRWIN 1.70 2.90 2.90 15.10 13.40 14.20 LANDER WSO AP .88 1.27 2.07 --- 2.95 7.34 LITTLE WARM 1.50 3.20 3.30 12.90 15.10 16.80 LOUIS LAKE --- 2.70 --- --- 14.30 --- PAVILLION --- .90 .97 --- 2.54 2.83 RIVERTON .70 1.07 1.01 --- 2.57 3.66 SOUTH PASS SNOTEL 1.20 2.80 4.10 16.00 14.50 22.70 SOUTH PASS CITY, NWS .33 1.45 1.44 --- 7.60 9.20 ST. LAWRENCE R.S. II .90 2.30 3.20 10.00 8.30 12.10 TOGWOTEE PASS 1.40 3.60 4.09 25.90 23.80 28.97 TOWNSEND CREEK 1.40 2.90 3.80 13.60 9.60 15.50 Total -- 9 stations 39.0% 46.0% 88.0% 111.0% (prec,in= 11.50)( 24.95) (131.39)(118.81) SHOSHONE MOUNTAIN & VALLEY PCP (WYOMING) BLACKWATER 2.40 4.70 4.00 25.00 23.20 24.70 BUFFALO BILL DAM --- .52 1.29 --- 2.39 4.32 CODY .44 .70 1.13 4.55 3.57 4.05 CODY 12 SE --- --- .98 --- --- 3.46 CODY 21SW .48 1.18 1.51 5.63 --- 5.83 DEAVER --- --- .35 --- --- 1.53 EVENING STAR 3.80 5.00 4.40 35.70 28.40 29.90 HART MOUNTAIN .14 .97 .86 --- 3.40 3.41 LOVELL .44 1.33 .59 2.65 2.85 2.43 MARQUETTE CREEK 2.70 1.60 3.90 16.60 9.20 13.70 SUNSHINE 2 ENE .95 --- 1.60 4.73 --- 5.41 SYLVAN LAKE 3.40 4.70 3.60 26.60 25.90 24.70 SYLVAN ROAD 2.00 2.70 2.70 19.60 16.60 20.50 YOUNTS PEAK .90 3.70 2.50 17.80 18.40 18.80 Total -- 8 stations 70.0% 66.0% 107.0% 116.0% (prec,in= 16.08)( 24.43) (148.50)(128.12) BIGHORN MOUNTAIN & VALLEY PCP (WYOMING) BALD MOUNTAIN 1.30 3.10 3.80 18.90 17.30 21.30 BASIN .76 .75 .71 2.93 2.61 2.62 BEARTRAP MEADOW 3.00 2.40 2.60 10.70 10.00 10.90 BONE SPRINGS 2.80 3.60 3.60 19.00 16.30 18.30 EMBLEM --- --- .76 --- --- 2.92 MIDDLE POWDER 2.20 2.00 3.40 9.60 10.20 15.80 ONION GULCH --- --- 2.80 --- --- 12.20 OWL CREEK 1.00 1.60 2.30 7.50 6.20 8.20 POWDER RIVER PASS 3.10 4.10 3.40 15.00 13.50 15.80 RAIRDEN 2WSW 1.38 .79 .77 --- --- 2.73 SHELL CREEK 2.10 3.60 3.40 16.30 15.30 16.80 1 BASIN APRIL YR TO DATE PRECIPITATION STATION THIS LAST 71-00 THIS LAST 71-00 YEAR YEAR AVG YEAR YEAR AVG ----------------------------------------------------------------------------- THERMOPOLIS 2 .69 1.21 1.62 5.68 --- 5.89 THERMOPOLIS 25NW .27 --- 1.26 3.88 --- 4.57 WORLAND FAA --- .93 .84 --- 2.61 3.14 Total -- 8 stations 70.0% 77.0% 91.0% 109.0% (prec,in= 16.26)( 21.15) ( 99.93)( 91.41) TONGUE MOUNTAIN & VALLEY PCP (WYOMING) BIG GOOSE 2.70 2.60 4.40 16.30 13.60 12.90 BURGESS JUNCTION SNTL 3.60 2.30 3.20 16.70 12.30 15.40 BURGESS JUNCTION-NWS 3.79 --- 2.76 --- --- 12.90 DOME LAKE 3.50 3.20 3.60 18.20 15.20 16.80 SHERIDAN FLD STA. .55 --- 1.55 4.97 --- 5.77 SHERIDAN WSO 2.29 1.47 1.77 7.04 5.69 7.00 SUCKER CREEK 3.90 3.20 3.80 19.40 16.30 17.40 S615 is not on file. Total -- 5 stations 95.0% 125.0% 112.0% 123.0% (prec,in= 15.99)( 12.77) ( 77.64)( 63.09) POWDER MOUNTAIN & VALLEY PCP (WYOMING) BILLY CREEK 1.11 1.08 1.51 --- 4.32 4.63 BLACK MOUNTAIN 1.74 2.07 1.83 --- --- 6.96 CLOUD PEAK 3.10 3.90 4.20 17.20 15.20 17.10 ECHETA 2 NW --- 1.24 2.21 --- 5.44 7.29 HANSEN SAWMILL 1.70 3.10 2.80 12.50 10.60 11.00 LEITER 9 N --- .75 1.82 --- 4.47 6.40 Total -- 2 stations 69.0% 69.0% 106.0% 115.0% (prec,in= 4.80)( 7.00) ( 29.70)( 25.80) LOWER YELLOWSTONE RIVER BASIN (WYOMING) S615 is not on file. Total -- 32 stations 65.0% 72.0% 98.0% 114.0% (prec,in= 64.63)( 90.30) (487.16)(427.23) LOWER YELLOWSTONE RIVER BASIN (MT & WY) S615 is not on file. Total -- 62 stations 69.0% 80.0% 98.0% 122.0% (prec,in= 98.06)(123.27) (645.08)(529.43) YELLOWSTONE RIVER BASIN (MONTANA) Total -- 60 stations 88.0% 96.0% 98.0% 125.0% (prec,in=110.12)(114.46) (584.49)(467.91) YELLOWSTONE RIVER BASIN (MT & WY) S615 is not on file. Total -- 92 stations 80.0% 83.0% 98.0% 117.0% (prec,in=186.29)(224.66) (******)(******) COLUMBIA RIVER BASIN Total -- 72 stations 94.0% 96.0% 92.0% 86.0% (prec,in=193.46)(202.24) (******)(******) MISSOURI RIVER BASIN Total --136 stations 147.0% 181.0% 97.0% 114.0% (prec,in=410.90)(227.16) (******)(******) EAST OF DIVIDE Total --198 stations 128.0% 149.0% 97.0% 115.0% (prec,in=521.04)(349.45) (******)(******) MONTANA Total --270 stations 117.0% 130.0% 95.0% 100.0% (prec,in=714.50)(551.69) (613.27)(******)