432
FXUS01 KWBC 010736
PMDSPD
SHORT RANGE FORECAST DISCUSSION
NWS WEATHER PREDICTION CENTER COLLEGE PARK MD
235 AM EST SAT MAR 01 2025
VALID 12Z SAT MAR 01 2025 - 12Z MON MAR 03 2025
...HEAVY SNOW POSSIBLE NEAR THE U.S. CANADIAN BORDER FROM THE
GREAT LAKES TO MAINE...
...TEMPERATURES DROP WELL BELOW AVERAGE THIS WEEKEND FROM OHIO
VALLEY TO EAST COAST...
...CRITICAL FIRE WEATHER RISK THIS WEEKEND FROM PORTIONS OF THE
SOUTHWEST TO SOUTHERN PLAINS...
A ROBUST LOW PRESSURE SYSTEM TRACKING ALONG THE INTERNATIONAL
BORDER TODAY WILL USHER IN COLDER AIR RESULTING IN TEMPERATURES
FALLING TO WELL BELOW AVERAGE. HIGHS MAY FALL BETWEEN 15-30
DEGREES BELOW AVERAGE IN SOME PARTS OF THE EAST THIS WEEKEND.
ADDITIONALLY, SNOW SHOWERS WILL FLOURISH DOWNWIND OF THE GREAT
LAKES DUE TO NORTHWESTERLY FLOW ON THE BACKSIDE OF THE COLD FRONT.
HEAVIER SNOWFALL IS MORE LIKELY OVER PORTIONS OF THE NORTHERN
APPALACHIANS WHERE UPSLOPE ENHANCEMENT COULD OCCUR. GUSTY WINDS
ARE ALSO POSSIBLE OVER PARTS OF THE OHIO VALLEY INTO THE NORTHEAST.
ACROSS THE WEST TROUGHING IS EXPECTED OVER THE WEEKEND WITH WILL
KEEP UNSETTLED WEATHER ACROSS THE REGION. A MID-LEVEL LOW IS
FORECAST TO WEAKEN AS IT ADVANCES ASTRIDE THE SOUTHWEST. DRIER AIR
WILL ACCOMPANY THIS FEATURE ALONG THE BASE OF THE TROUGH. WHEN
PAIRED WITH THE GUSTY WIND, THE ENVIRONMENT WILL BE SUPPORTIVE FOR
CRITICAL FIRE WEATHER FROM SOUTHEASTERN ARIZONA INTO FAR
SOUTHWESTERN NEW MEXICO ON TODAY FOLLOWED BY SOUTHEASTERN NEW
MEXICO AND WESTERN TEXAS ON MONDAY AND TUESDAY. RAIN/SNOW SHOWER
ACTIVITY MAY DEVELOP ACROSS THE FOUR CORNER REGION SUNDAY
PROGRESSING TO POTENTIALLY SCATTERED SHOWER AND THUNDERSTORM
ACTIVITY OVER THE SOUTHERN PLAINS ON MONDAY. THERE WILL BE A
CONTINUED POTENTIAL FOR RAIN SHOWERS AND MOUNTAIN SNOW FOR THE
WEST COAST AS THE UPPER TROUGH AMPLIFIES OVER THE EASTERN PACIFIC
OCEAN. THIS SYSTEM MAY GENERATE SEVERE STORMS OVER PORTIONS OF THE
LOWER/MIDDLE MISSISSIPPI VALLEY AND SOUTHEAST/MID-ATLANTIC COAST
NEXT TUESDAY-WEDNESDAY RESPECTIVELY.
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