024
FXUS01 KWBC 031915
PMDSPD
SHORT RANGE FORECAST DISCUSSION
NWS WEATHER PREDICTION CENTER COLLEGE PARK MD
314 PM EDT SUN MAY 03 2026
VALID 00Z MON MAY 04 2026 - 00Z WED MAY 06 2026
...THERE IS A SLIGHT RISK (LEVEL 2/5) OF SEVERE THUNDERSTORMS OVER
PARTS OF THE SOUTHERN PLAINS/ LOWER MISSISSIPPI VALLEY ON
TUESDAY...
...SNOW FOR THE HIGHEST ELEVATIONS OF THE SIERRA NEVADA MOUNTAINS,
AND NORTHERN/CENTRAL ROCKIES...
A FRONT EXTENDING FROM THE UPPER GREAT LAKES TO THE CENTRAL
PLAINS, THEN WESTWARD INTO THE NORTHERN ROCKIES, WILL DISSIPATE BY
MONDAY. THE BOUNDARY WILL PRODUCE SCATTERED RAIN OVER PARTS OF THE
GREAT LAKES AND OHIO VALLEY, ENDING BY LATE SUNDAY NIGHT. IN
ADDITION, SHOWERS AND THUNDERSTORMS WILL DEVELOP OVER PARTS OF THE
OHIO VALLEY INTO THE MIDDLE MISSISSIPPI VALLEY SUNDAY EVENING INTO
MONDAY.
A SECOND FRONT MOVING SOUTHWARD OUT OF CENTRAL CANADA OVERNIGHT
SUNDAY WILL MOVE EASTWARD TO THE NORTHEAST, THE OHIO VALLEY, AND
TO THE SOUTHERN PLAINS BY TUESDAY EVENING. THE FRONT WILL TRIGGER
SCATTERED LIGHT RAIN OVER PARTS OF THE NORTHERN TIER STATES SUNDAY
EVENING THAT WILL EXPAND OVER THE UPPER GREAT LAKES AND NORTHERN
HIGH PLAINS. ON MONDAY, SHOWERS AND THUNDERSTORMS WILL DEVELOP
OVER PARTS OF THE OHIO VALLEY AND THE MIDDLE MISSISSIPPI VALLEY,
WHILE RAIN WILL DEVELOP OVER PARTS OF THE NORTHERN/CENTRAL PLAINS
AND THE UPPER MISSISSIPPI VALLEY/UPPER GREAT LAKES.
AS THE FRONT MOVES EASTWARD, SHOWERS AND THUNDERSTORMS WILL
DEVELOP OVER PARTS OF THE NORTHEAST AND OHIO VALLEY, AND INTO THE
MIDDLE/LOWER MISSISSIPPI VALLEYS ON TUESDAY. SOME OF THE SHOWERS
AND THUNDERSTORMS WILL BE SEVERE OVER PARTS OF THE SOUTHERN
PLAINS/ LOWER MISSISSIPPI VALLEY. THEREFORE, THE SPC HAS ISSUED A
SLIGHT RISK (LEVEL 2/5) OF SEVERE THUNDERSTORMS OVER PARTS OF THE
SOUTHERN PLAINS/ LOWER MISSISSIPPI VALLEY ON TUESDAY. THE HAZARDS
ASSOCIATED WITH THESE THUNDERSTORMS ARE FREQUENT LIGHTNING, SEVERE
THUNDERSTORM WIND GUSTS, HAIL, AND A FEW TORNADOES.
MEANWHILE, AN UPPER-LEVEL LOW WILL BE MOVING ONSHORE OVER
CALIFORNIA, MOVING EASTWARD TO SOUTHERN CALIFORNIA/SOUTHWEST BY
TUESDAY AFTERNOON. THE STORM WILL PRODUCE RAIN, SHOWERS, AND
THUNDERSTORMS OVER PARTS OF NORTHERN CALIFORNIA ON SUNDAY EVENING,
EXPANDING EASTWARD INTO PARTS OF THE GREAT BASIN AND
CENTRAL/SOUTHERN ROCKIES THROUGH TUESDAY. THE SYSTEM WILL ALSO
PRODUCE LATE-SEASON SNOWFALL OVER THE HIGHEST ELEVATIONS OF THE
SIERRA NEVADA MOUNTAINS, AND THE NORTHERN/CENTRAL ROCKIES SUNDAY
INTO MONDAY, AND HEAVIER AMOUNTS MONDAY EVENING INTO TUESDAY.
ZIEGENFELDER
GRAPHICS AVAILABLE AT
HTTPS://WWW.WPC.NCEP.NOAA.GOV/BASICWX/BASICWX_NDFD.PHP
CLICK HERE TO GO TO PREVIOUS BULLETINS.
Main Text Page