384
FXUS01 KWBC 250801
PMDSPD
SHORT RANGE FORECAST DISCUSSION
NWS WEATHER PREDICTION CENTER COLLEGE PARK MD
400 AM EDT TUE JUL 25 2023
VALID 12Z TUE JUL 25 2023 - 12Z THU JUL 27 2023
...EXCESSIVE RAINFALL LEADING TO FLASH FLOODING POSSIBLE OVER
NORTHEAST/MID-ATLANTIC COAST TODAY...
...SEVERE THUNDERSTORMS POSSIBLE ACROSS NORTHERN/CENTRAL PLAINS
AND NORTHEAST/MID-ATLANTIC COAST TODAY THEN SHIFTING INTO THE
MIDWEST ON WEDNESDAY...
...ABOVE AVERAGE TEMPERATURES SPREAD ACROSS NORTHERN/CENTRAL
PLAINS AND UPPER/MIDDLE MISSISSIPPI VALLEY OVER THE NEXT COUPLE OF
DAYS...
...AIR QUALITY ALERTS REMAIN IN EFFECT ACROSS THE MIDWEST AND
UPPER GREAT LAKES DUE TO CANADIAN WILDFIRE SMOKE; CRITICAL FIRE
RISK ACROSS NORTHERN/CENTRAL GREAT BASIN ON WEDNESDAY...
SHORTWAVE ENERGY MOVING THROUGH THE NORTHERN/CENTRAL PLAINS WILL
TRIGGER THUNDERSTORM ACTIVITY. STORMS WILL LIKELY INITIATE IN THE
VICINITY OF A PAIR OF LOW PRESSURE SYSTEMS AND ATTENDANT FRONTS. A
SLIGHT RISK OF SEVERE THUNDERSTORMS CAPABLE OF PRODUCING HAIL AND
WIND IS IN EFFECT FOR THIS AREA THIS AFTERNOON AND EVENING.
ELSEWHERE, AN UPPER LEVEL TROUGH SWINGING THROUGH THE
NORTHEAST/MID-ATLANTIC COAST WILL PRODUCE SCATTERED SHOWERS AND
THUNDERSTORMS ACROSS THE REGION TODAY. SOME STORMS MAY TURN SEVERE
WITH PLENTY INSTABILITY AND STEEP LAPSE RATES, PARTICULARLY OVER
THE MID-ATLANTIC COAST WHERE A SLIGHT RISK OF SEVERE THUNDERSTORMS
IS IN EFFECT. THE THREAT OF FLASH FLOODING LOOMS OVER THE DC TO
NEW YORK CITY I-95 CORRIDOR THIS AFTERNOON. A SLIGHT RISK OF
EXCESSIVE RAINFALL LEADING TO FLASH FLOODING IS IN EFFECT FOR THIS
AREA AS A RESULT.
KEBEDE
GRAPHICS AVAILABLE AT
HTTPS://WWW.WPC.NCEP.NOAA.GOV/BASICWX/BASICWX_NDFD.PHP
CLICK HERE TO GO TO PREVIOUS BULLETINS.
Main Text Page