ZCZC NFDSPENES ALL
SPENES
MTZ000-WYZ000-IDZ000-
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SATELLITE PRECIPITATION ESTIMATES..DATE/TIME 04/24/08 1938Z
SATELLITE ANALYSIS BRANCH/NESDIS---NPPU---TEL.301-763-8678
LATEST DATA USED: GOES-11 1930Z KUSSELSON
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LOCATION...S MONTANA...N WYOMING...E IDAHO...
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ATTN WFOS...UNR...CYS...BYZ...RIW...TFX...PIH...
ATTN RFCS...MBRFC...CBRFC...NWRFC...
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EVENT...DYNAMICS DRIVING SNOW EVENT WITH ONLY WEAK MOISTURE/ADVECTION...
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SATELLITE ANALYSIS AND TRENDS...UPPER LOW/COMMA CONTINUES DEVELOPING
CLOSE TO THE ID/MT/WY BORDER AREA.  VORT ON WATER VAPOR TRACKING ESE
ACROSS S IDAHO.  EAST SIDE JET ACROSS COLORADO WITH THE WEST SIDE JET
ACROSS WESTERN OREGON INTO N CA.  MOISTURE OVER AREA OF CONCERN FROM
E ID/S MT/N WY REALATIVELY LOW BUT IS IN A MOISTURE MAX WITH ORIGINS BACK
TO UPPER MS VALLEY WEATHER SYSTEM.  SO DYNAMICS AND SURFACE COOLING WILL
DRIVE SNOW EVENT REST OF THIS AFTERNOON/EVENING IN CONCERN AREA FROM NEAR
YELLOWSTONE EASTWARD THRU N WY AND S MT.  THICK CLOUDS WITH E-W COMMA
TAIL HELPING TO PRODUCE MODERATE TO HVY SNOW N WY...WITH LIGHTER AMOUNTS
SPILLING OVER INTO S CENTRAL MONTANA.  THIS SHOULD CONTINUE FOR THE NEXT
FEW HRS AS TAIL OR BAND BECOMES MORE E-W ORIENTED.  COMMA HEAD CLOSE TO
NW WY NEAR BORDER WITH MT/ID WILL HAVE TO BE WATCH AS IT DRIFTS EAST
AND TRIES TO KEEP STEADY SNOW GOING NW TO N CENTRAL WY INTO S CENTRAL
MONTANA BORDER AREA.  CAN SEE 1-2 INCH PER SNOW IN HIGH ELEV/0.5"-1.0"
PER HR IN LOWER SPOTS CONTINUE NW TO N CENTRAL MONTANA NEXT FEW HRS.
WILL CONTINUE TO MONITOR...
GRAPHICAL ANALYSIS PRODUCT OUTLINING AREA WILL SHORTLY BE ON THE WEB AT
SITE BELOW...
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SEE NCEP HPC DISCUSSION AND QPF/S FOR FORECAST.
....NESDIS IS A MEMBER OF 12 PLANET....
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SSD/SAB WEB ADDRESS FOR PRECIP ESTIMATES:
HTTP://WWW.SSD.NOAA.GOV/PS/PCPN/
...ALL LOWER CASE EXCEPT /PS/PCPN/
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LAT...LON 4545 11100 4499 10450 4267 10659 4275 11135
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