419
FXUS01 KWBC 121920
PMDSPD
SHORT RANGE FORECAST DISCUSSION
NWS WEATHER PREDICTION CENTER COLLEGE PARK MD
319 PM EDT SAT APR 12 2025
VALID 00Z SUN APR 13 2025 - 00Z TUE APR 15 2025
...LIGHT TO MODERATE SNOW OVER PARTS OF THE NORTHEAST AND NORTHERN
ROCKIES SATURDAY NIGHT INTO SUNDAY AND LIGHT TO MODERATE SNOW OVER
PARTS OF THE UPPER MIDWEST SUNDAY NIGHT INTO MONDAY...
...THERE IS A SLIGHT RISK OF SEVERE THUNDERSTORMS OVER PARTS OF
THE OHIO VALLEY AND CENTRAL APPALACHIANS ON MONDAY...
...CRITICAL FIRE WEATHER CONDITIONS ARE FORECAST FROM THE SOUTHERN
HIGH PLAINS ON SATURDAY AND PARTS OF THE SOUTHWEST TO THE SOUTHERN
HIGH PLAINS ON SUNDAY...
LOW PRESSURE SOUTH OF NEW ENGLAND OVER THE ATLANTIC WILL SLOWLY
MOVE NORTHEASTWARD ALONG THE NORTHEAST COAST INTO SOUTHEASTERN
CANADA BY MONDAY. THE SYSTEM WILL PRODUCE LIGHT RAIN FROM THE
NORTHERN MID-ATLANTIC TO THE NORTHEAST THROUGH SUNDAY AFTERNOON.
LIGHT TO MODERATE SNOW WILL ALSO DEVELOP OVER PARTS OF NORTHERN
MAINE THROUGH SUNDAY AFTERNOON, WITH COASTAL AND LOWERâ€ELEVATION
RAIN. LIGHT SNOW WILL CONTINUE OVER PARTS OF NORTHERN NEW ENGLAND
THROUGH MONDAY.
MEANWHILE, A FRONT EXTENDING FROM THE UPPER MISSISSIPPI VALLEY
ROUGHLY SOUTHWESTWARD TO THE GREAT BASIN WILL MOVE EASTWARD TO THE
LOWER GREAT LAKES/CENTRAL APPALACHIANS AND THEN SOUTHWESTWARD TO
THE LOWER MISSISSIPPI VALLEY/SOUTHERN PLAINS BY MONDAY EVENING.
SHOWERS AND THUNDERSTORMS WILL DEVELOP OVER PARTS OF THE UPPER
MISSISSIPPI VALLEY AND UPPER GREAT LAKES INTO EARLY MONDAY MORNING.
MOREOVER, LIGHT TO MODERATE SNOW WILL DEVELOP OVER PARTS OF THE
NORTHERN ROCKIES FROM SATURDAY EVENING INTO SUNDAY AFTERNOON. THE
LIGHT TO MODERATE SNOW WILL MOVE INTO THE NORTHERN PLAINS EARLY
MONDAY MORNING AND EXPAND INTO THE UPPER MISSISSIPPI VALLEY AND
UPPER GREAT LAKES ON MONDAY.
FURTHERMORE, SHOWERS AND SEVERE THUNDERSTORMS MOVE INTO THE OHIO
VALLEY/CENTRAL APPALACHIANS ON MONDAY. THEREFORE, THE SPC HAS
ISSUED A SLIGHT RISK (LEVEL 2/5) OF SEVERE THUNDERSTORMS OVER
PARTS OF THE OHIO VALLEY/CENTRAL APPALACHIANS ON MONDAY. THE
HAZARDS ASSOCIATED WITH THESE THUNDERSTORMS ARE FREQUENT
LIGHTNING, SEVERE THUNDERSTORM WIND GUSTS, HAIL, AND A FEW
TORNADOES. GENERAL SHOWERS AND THUNDERSTORMS WILL EXTEND FROM
PARTS OF THE MIDDLE MISSISSIPPI /TENNESSEE VALLEYS INTO PARTS OF
THE MID-ATLANTIC ON MONDAY.
IN THE MEANTIME, AS THE BOUNDARY MOVES INTO THE CENTRAL ROCKIES,
HIGHER-ELEVATION SNOW AND RAIN WILL DEVELOP OVER PARTS OF THE
REGION FROM SUNDAY EVENING INTO MONDAY MORNING.
FURTHER, GUSTY WINDS, LOW RELATIVE HUMIDITY, AND DRY FUELS WILL
CONTRIBUTE TO A CRITICAL RISK OF FIRE WEATHER OVER PARTS OF THE
SOUTHERN HIGH PLAINS ON SATURDAY. ON SUNDAY, THE CRITICAL RISK OF
FIRE WEATHER WILL EXPAND INTO THE SOUTHWEST AND SOUTHERN ROCKIES.
ZIEGENFELDER
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