401
FXUS01 KWBC 100857
PMDSPD
SHORT RANGE FORECAST DISCUSSION
NWS HYDROMETEOROLOGICAL PREDICTION CENTER CAMP SPRINGS MD
457 AM EDT WED SEP 10 2008
VALID 12Z WED SEP 10 2008 - 00Z FRI SEP 12 2008
OUTER RAIN BANDS FROM HURRICANE IKE... CURRENTLY IMPACTING
SOUTHERN FLORIDA WITH HEAVY RAIN AND TROPICAL STORM FORCE WINDS...
WILL MOVE AWAY FROM THE PENINSULA AS THE HURRICANE TRACKS TO THE
WEST NORTHWEST. AS IKE TRAVELS THROUGH THE GULF OF MEXICO... AREAS
ALONG THE CENTRAL GULF COAST SHOULD EXPECT WINDS TO PICK UP FROM
THE EAST... WITH SOME OF THE OUTER RAIN BANDS POSSIBLY IMPACTING
COASTAL REGIONS WEDNESDAY NIGHT INTO THURSDAY. PLEASE REFER TO THE
NATIONAL HURRICANE CENTER FOR THE LATEST INFORMATION ON HURRICANE
IKE.
FROM THE OHIO VALLEY TO THE NORTHERN MID ATLANTIC AND NORTHEAST...
HIGH PRESSURE WILL BUILD IN TODAY BEHIND A COLD FRONT WHICH WILL
CONTINUE MOVING WELL OUT OVER THE ATLANTIC. TEMPERATURES WILL RUN
ROUGHLY 10 DEGREES BELOW AVERAGE TODAY... AND WARM CLOSER TO
NORMAL FOR THURSDAY. THE PORTION OF THE COLD FRONT FROM THE OUTER
BANKS TO THE SOUTHERN PLAINS WILL BECOME STATIONARY THIS AFTERNOON
AND HELP TO SERVE AS A FOCUS FOR LIFT AND PRECIPITATION TODAY AND
TONIGHT... BEFORE DISSIPATING WEST OF THE APPALACHIAN CHAIN
THURSDAY NIGHT.
SOUTHWESTERLY FLOW ALOFT WILL STEER PIECES OF ENERGY ACROSS
NORTHERN MEXICO INTO WESTERN TEXAS... AND THE CENTRAL PLAINS OVER
THE NEXT COUPLE OF DAYS HELPING TO DEVELOP WIDESPREAD SHOWERS AND
THUNDERSTORMS. SOUTHEASTERLY FLOW OFF THE GULF OF OF MEXICO WILL
KEEP AN ABUNDANT AMOUNT OF MOISTURE IN PLACE OVER THE REGION...
SPREADING IT INTO THE CENTRAL PLAINS THURSDAY NIGHT INTO FRIDAY.
OUT WEST... A SIGNIFICANT UPPER TROUGH WILL MOVE OUT OF THE
NORTHWEST INTO THE CENTRAL ROCKIES BY FRIDAY. INSTABILITY AND
UPSLOPE FLOW ACROSS REGIONS OF HIGHER TERRAIN WILL GENERATE
SHOWERS AND THUNDERSTORMS OVER MONTANA...WYOMING...COLORADO AND
PORTIONS OF THE INTERMOUNTAIN WEST. BELOW THE UPPER TROUGH...
TEMPERATURES WILL BE COLD ENOUGH ACROSS THE TETONS AND BIG HORN
MOUNTAINS OF WYOMING TONIGHT INTO FRIDAY MORNING... THAT SHOW IS
LIKELY TO MIX IN AT ELEVATIONS ABOVE 7500 FEET. LITTLE OR NO
ACCUMULATIONS ARE EXPECTED.
OTTO
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