Prognostic Meteorological Discussion
Issued by NWS

Current Version | Previous Version | Text Only | Print | Product List | Glossary On
Versions: 1 2 3 4
000
FXUS01 KWBC 240658
PMDSPD

SHORT RANGE FORECAST DISCUSSION
NWS WEATHER PREDICTION CENTER COLLEGE PARK MD
257 AM EDT SUN MAY 24 2015

VALID 12Z SUN MAY 24 2015 - 12Z TUE MAY 26 2015

...HEAVY RAIN POSSIBLE OVER PARTS OF THE SOUTHERN PLAINS/LOWER
MISSISSIPPI VALLEY AND PARTS OF THE UPPER MISSISSIPPI VALLEY...

...THERE IS A SLIGHT RISK OF SEVERE THUNDERSTORMS FOR PARTS OF THE
LOWER/MIDDLE MISSISSIPPI VALLEY AND A PORTION OF THE SOUTHERN
PLAINS...

...TEMPERATURES WILL BE 10 TO 15 DEGREES BELOW AVERAGE OVER THE
ROCKIES...

A STORM OVER THE CENTRAL HIGH PLAINS WILL SLOWLY MOVE
NORTHEASTWARD TO THE UPPER MISSISSIPPI VALLEY BY MONDAY EVENING.
MOISTURE FROM THE WESTERN GULF OF MEXICO WILL FLOW NORTHWARD OVER
THE PLAINS INTO THE MISSISSIPPI VALLEY THAT WILL MOVE EASTWARD TO
THE CENTRAL GULF COAST INTO THE GREAT LAKES BEFORE A NEW PLUME OF
MOISTURE BEGINS TO MOVE OVER THE SOUTHERN PLAINS BY MONDAY
EVENING.   SHOWERS AND THUNDERSTORMS WILL DEVELOP OVER THE MOST OF
THE PLAINS AND INTO PARTS OF THE MISSISSIPPI VALLEY, ON SUNDAY,
THAT WILL EXPAND INTO PARTS OF THE CENTRAL GULF COAST TO THE OHIO
VALLEY ON MONDAY.  RAIN WILL DEVELOP OVER PARTS OF THE UPPER
MISSISSIPPI VALLEY/UPPER GREAT LAKES ON SUNDAY EVENING THAT WILL
EXPAND INTO PARTS OF NORTHERN NEW ENGLAND ON MONDAY.

MEANWHILE, UNDER THE ASSOCIATED UPPER-LEVEL TROUGH, SHOWERS AND
THUNDERSTORMS WILL DEVELOP OVER PARTS OF THE GREAT BASIN TO THE
ROCKIES THROUGH MONDAY. THE AREAL COVERAGE OF THE PRECIPITATION
WILL BE STRONGLY INFLUENCED BY DAYTIME HEATING.


ZIEGENFELDER


GRAPHICS AVAILABLE AT WWW.WPC.NCEP.NOAA.GOV
$$





USA.gov is the U.S. government's official web portal to all federal, state and local government web resources and services.