000
AGUS73 KMSR 152030
HMDMSR
HYDROMETEOROLOGICAL FORECAST DISCUSSION
NWS NORTH CENTRAL RIVER FORECAST CENTER TWIN CITIES/CHANHASSEN MN
2:25 PM CST THU JAN 15 2009
...PRECIPITATION...
ARCTIC HIGH PRESSURE OVER THE MIDWEST WILL MOVE SLOWLY SOUTHEAST
THROUGH TOMORROW. A TROUGH OF LOW PRESSURE WILL APPROACH THE
DAKOTAS TOMORROW AND MOVE TO THE MINNESOTA-WISCONSIN BORDER BY
SATURDAY MORNING.
IN THE PAST 24 HOURS...YESTERDAY`S ALBERTA CLIPPER PRODUCED
SNOWFALL OF 5 TO 11 INCHES IN NORTHERN INDIANA...3 TO 7 INCHES IN
MICHIGAN`S UPPER PENISNULA...1 TO 5 INCHES IN MICHIGAN`S LOWER
PENINSULA...AND 2 TO 6 INCHES IN NORTHERN ILLINOIS. WATER
EQUIVALENTS OF THE NEW SNOW RANGED FROM A TRACE TO 0.47 INCHES.
IN THE NEXT 24 HOURS...A TENTH TO A THIRD OF AN INCH OF WATER
EQUIVALENT IS FORECAST IN THE LAKE EFFECT SNOW AREAS OF MICHIGAN.
THE NEW TROUGH COULD BRING SOME LIGHT SNOW FROM THE DAKOTAS TO
WISCONSIN AND THE U.P. ON FRIDAY AFTERNOON THROUGH SATURDAY
MORNING.
HIGH TEMPERATURES TODAY WILL RANGE FROM -13 IN THE NORTH TO 9 IN
THE SOUTH. LOWS TONIGHT WILL RANGE FROM -35 IN THE NORTH
TO AROUND ZERO IN THE SOUTH. AND HIGHS TOMORROW WILL RANGE FROM
THE SINGLE DIGITS IN THE NORTH TO AROUND 20 IN THE SOUTH.
TEMPERATURES WILL BE WARMER ON SATURDAY THROUGH THE MIDDLE OF NEXT
WEEK...POTENTIALLY 20 TO 30 DEGREES WARMER THAN THEY HAVE BEEN
THIS WEEK.
...HYDROLOGIC CONDITIONS...
MODERATE FLOODING CONTINUE NEAR THE FOLLOWING STATION ON THE
ILLINOIS RIVER:
HAVANA, IL -- HAVI2 -- FALL BELOW MODERATE FLOOD LEVEL TODAY
MINOR FLOOD CONTINUE NEAR THE FOLLOWING STATIONS:
ON THE ILLINOIS RIVER.
BEARDSTOWN, IL --- BEAI2 -- REMAIN NEAR MODERATE FLOOD LEVEL
MEREDSIA, IL --- MROI2 -- REMAIN NEAR MODERATE FLOOD LEVEL
VALLEY CITY, -- VALI2
ON THE ROCK RIVER:
AFTON, WI --- AFTW3
COMO, IL --- CMOI2
ON THE KASKASKIA RIVER ..
CARLYLE RES TW - CRLI2..CONTROLLED RELEASE FROM CARLYLE LAKE
AND EXPECTED TO REMAIN NEAR FLOOD STAGE NEXT SEVERAL DAYS.
EXTREME COLD TEMPERATURE AGGREGATE THE ICE EFFECT ON THE STREAMS IN
THE NCRFC AREA-- MINOR FLOODING ON THE ROCK RIVER-- CUTTING FLOW
ABOVE THE ST. LOUIS ON THE MISSISSIPPI RIVER. BEWARE OF STAGE
FLUCTUATION DUE TO THE FREEZ UP OR ICE BREAK UP DUE TO THE WARMER
TEMPERATURE OVER THE WEEKEND.
FOR ADDITIONAL AND MORE IN-DEPTH INFORMATION CONCERNING RIVER
FORECASTS...PRECIPITATION AND ALL HYDROMETEOROLOGICAL INFORMATION
IN THE NCRFC AREA OF RESPONSIBILITY...PLEASE REFER TO THE NCRFC
WEB PAGE AT /ALL LOWER CASE/: HTTP://WWW.WEATHER.GOV/NCRFC
EMERGENCY CALL BACK LIST: ALH, DAM
IF NO RESPONSE FROM THIS LIST... CALL THE DOH...SCH OR HIC.
$$
...BSITES/AY...
000
AGUS73 KMSR 141739
HMDMSR
HYDROMETEOROLOGICAL FORECAST DISCUSSION
NWS NORTH CENTRAL RIVER FORECAST CENTER TWIN CITIES/CHANHASSEN MN
1135 AM CST WED JAN 14 2009
...PRECIPITATION...
AN ALBERTA CLIPPER LOW WAS CENTERED OVER ILLINOIS THIS MORNING
WHILE ARCTIC HIGH PRESSURE WAS BUILDING INTO THE NORTHERN PLAINS.
THE CLIPPER WILL CONTINUE TO MOVE EASTWARD WHILE THE ARCTIC HIGH
SLOWLY MOVES SOUTHEASTWARD.
IN THE PAST 24 HOURS...THE CLIPPER PAINTED A WIDE STRIPE OF SNOW
FROM THE DAKOTAS TO INDIANA AND MICHIGAN...WITH AMOUNTS GENERALLY
OF 2 TO 5 INCHES. HIGHER AMOUNTS OF 5 TO 8 INCHES WERE FOUND
IN A FEW LOCATIONS IN IOWA...NORTHERN LLINOIS...NORTHERN
INDIANA...AND MICHIGAN. WATER EQUIVALENTS OF THE NEW SNOW RANGED
FROM 0.1 TO 0.4 INCHES.
IN THE NEXT 24 HOURS...ANOTHER 0.1 TO 0.3 INCHES OF SNOW WATER
EQUIVALENT IS FORECAST FOR ILLINOIS...INDIANA...AND MICHIGAN.
HIGH TEMPERATURES TODAY WILL RANGE FROM -13 IN THE NORTH TO 40 IN
ST. LOUIS. LOWS TONIGHT WILL RANGE FROM -35 IN THE NORTH
TO AROUND ZERO IN ST. LOUIS. AND HIGHS TOMORROW WILL RANGE FROM
-15 IN THE NORTH TO AROUND 10 IN ST. LOUIS. THURSDAY NIGHT WILL
BE ANOTHER COLD ONE. A BIT OF A WARMING TREND IS ON TAP FOR THE
WEEKEND AND EARLY NEXT WEEK.
...HYDROLOGIC CONDITIONS...
MODERATE FLOODING CONTINUE NEAR THE FOLLOWING STATION ON THE
ILLINOIS RIVER:
HAVANA, IL -- HAVI2
BEARDSTOWN, IL --- BEAI2
MEREDSIA, IL --- MROI2
THE RIVER CONTINUE SLOW FALL AND ARE EXPECTED TO FALL BELOW
MODERATE FLOOD LEVEL IN TWO DAYS.
MINOR FLOOD CONTINUE NEAR THE FOLLOWING STATIONS:
ON THE ILLINOIS RIVER...
LAGRANGE L/D TW -- NLGI2
VALLEY CITY, -- VALI2
HARDIN IL - HARI2
ON THE KASKASKIA RIVER ..
CARLYLE RES TW - CRLI2..CONTROLLED RELEASE FROM CARLYLE LAKE
AND EXPECTED TO REMAIN NEAR FLOOD STAGE NEXT SEVERAL DAYS.
BASED ON THE CURRENT FLOW CONDITION AND THE LOW TEMPERATURE
FORECAST IN COMING WEEK, THERE IS HIGH POTENTIAL FOR ICE JAM TO
CAUSE THE RIVER TO RISE ABOVE FLOOD STAGE FOR THE STREAMS THAT
HAVE THE HISTORY OF ICE JAM FLOOD IN THE PAST. THE HIGH ICE JAM
POTENTIAL REACH OF THE RIVER ARE:
JOSELIN, IL ON THE ROCK RIVER
WILMINGTON, IL ON THE KANKAKEE RIVER AND
DAYTON, IL ON THE FOX RIVER
FOR ADDITIONAL AND MORE IN-DEPTH INFORMATION CONCERNING RIVER
FORECASTS...PRECIPITATION AND ALL HYDROMETEOROLOGICAL INFORMATION
IN THE NCRFC AREA OF RESPONSIBILITY...PLEASE REFER TO THE NCRFC
WEB PAGE AT /ALL LOWER CASE/: HTTP://WWW.WEATHER.GOV/NCRFC
EMERGENCY CALL BACK LIST:
IF NO RESPONSE FROM THIS LIST... CALL THE DOH...SCH OR HIC.
$$
...BSITES/AY...
000
AGUS73 KMSR 131729
HMDMSR
HYDROMETEOROLOGICAL FORECAST DISCUSSION
NWS NORTH CENTRAL RIVER FORECAST CENTER TWIN CITIES/CHANHASSEN MN
1125 AM CST TUE JAN 13 2009
...PRECIPITATION...
AN ALBERTA CLIPPER NEAR THE NORTHEAST CORNER OF MONTANA THIS
MORNING WILL MOVE TO NORTHERN MISSOURI BY WEDNESDAY MORNING AND
MARYLAND BY THURSDAY MORNING. ARCTIC HIGH PRESSURE WILL BUILD
OVER THE NORTHERN PLAINS ON WEDNESDAY AND THE UPPER MISSISSIPPI
VALLEY ON THURSDAY.
IN THE PAST 24 HOURS...A GENERAL 1 TO 6 INCHES OF SNOW FELL OVER
THE NCRFC REGION WITH THE EXCEPTIONS OF THE FAR NORTH AND THE FAR
SOUTH. A FEW REPORTS OF 7 INCHES WERE RECEIVED IN SOUTHERN
MINNESOTA AND WISCONSIN. WATER EQUIVALENTS OF THE NEW SNOW WERE
GENERALLY 0.1 TO 0.4 INCHES.
IN THE NEXT 24 HOURS...ANOTHER 1 TO 4 INCHES OF SNOW IS FORECAST
FOR THE REGION...EXCEPT FOR THE FAR NORTH AND FAR SOUTH. WATER
EQUIVALENTS WILL GENERALLY BE IN THE 0.1 TO 0.4 INCH RANGE.
HIGH TEMPERATURES TODAY WILL RANGE FROM -12 IN THE NORTH TO 23 IN
ST. LOUIS. LOWS TONIGHT WILL RANGE FROM -20 IN THE NORTH
TO AROUND 19 IN ST. LOUIS. AND HIGHS TOMORROW WILL RANGE FROM -10
IN THE NORTH TO 33 IN ST. LOUIS. WEDNESDAY NIGHT WILL BE
ANOTHER COLD ONE AS THE ARCTIC HIGH BUILDS IN.
...HYDROLOGIC CONDITIONS...
MODERATE FLOODING CONTINUE BELOW PEORIA, IL THROUGH VALLEY CITY,
IL ON THE ILLINOIS RIVER. THE RIVER CONTINUE SLOW FALL AND ARE
EXPECTED TO FALL BELOW MODERATE FLOOD LEVEL IN TWO TO THREE DAYS.
MINOR FLOOD CONTINUE NEAR THE FOLLOWING STATIONS:
ON THE ILLINOIS RIVER...
LAGRANGE L/D TW -- NLGI2
HARDIN IL - HARI2
ON THE KASKASKIA RIVER ..
CARLYLE RES TW - CRLI2..CONTROLLED RELEASE FROM CARLYLE LAKE
AND EXPECTED TO REMAIN NEAR FLOOD STAGE NEXT SEVERAL DAYS.
BASED ON THE CURRENT FLOW CONDITION AND THE LOW TEMPERATURE
FORECAST IN COMING WEEK, THERE IS HIGH POTENTIAL FOR ICE JAM TO
CAUSE THE RIVER TO RISE ABOVE FLOOD STAGE FOR THE STREAMS THAT
HAVE THE HISTORY OF ICE JAM FLOOD IN THE PAST. THE HIGH ICE JAM
POTENTIAL REACH OF THE RIVER ARE:
JOSELIN, IL ON THE ROCK RIVER
WILMINGTON, IL ON THE KANKAKEE RIVER AND
DAYTON, IL ON THE FOX RIVER
FOR ADDITIONAL AND MORE IN-DEPTH INFORMATION CONCERNING RIVER
FORECASTS...PRECIPITATION AND ALL HYDROMETEOROLOGICAL INFORMATION
IN THE NCRFC AREA OF RESPONSIBILITY...PLEASE REFER TO THE NCRFC
WEB PAGE AT /ALL LOWER CASE/: HTTP://WWW.WEATHER.GOV/NCRFC
EMERGENCY CALL BACK LIST:
IF NO RESPONSE FROM THIS LIST... CALL THE DOH...SCH OR HIC.
$$
...BSITES/AY...
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