Prognostic Meteorological Discussion
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FXUS01 KWBC 010758
PMDSPD

SHORT RANGE FORECAST DISCUSSION
NWS WEATHER PREDICTION CENTER COLLEGE PARK MD
358 AM EDT WED APR 01 2015

VALID 12Z WED APR 01 2015 - 12Z FRI APR 03 2015

...THERE IS A SLIGHT RISK OF SEVERE THUNDERSTORMS OVER PARTS OF
THE CENTRAL PLAINS/MIDDLE MISSOURI VALLEY...

...HEAVY RAIN POSSIBLE OVER PARTS OF THE CENTRAL PLAINS/MIDDLE
MISSISSIPPI VALLEY AND THE OHIO VALLEY...

...TEMPERATURES WILL BE 10 TO 20 DEGREES ABOVE AVERAGE FOR PARTS
OF THE UPPER MIDWEST INTO THE SOUTHERN HIGH PLAINS...

A STORM OVER THE NORTHERN PLAINS WILL MOVE NORTHEASTWARD INTO
ONTARIO BY THURSDAY EVENING.  THE SYSTEM WILL PRODUCE LIGHT RAIN
OVER PARTS OF THE UPPER GREAT LAKES ALONG WITH RAIN/SNOW OVER
PARTS OF THE CENTRAL ROCKIES ON WEDNESDAY MORNING.  MOISTURE FROM
THE GULF OF MEXICO WILL INTEREST THE ASSOCIATED FRONT OVER PARTS
OF THE UPPER MISSISSIPPI VALLEY/CENTRAL PLAINS ON WEDNESDAY
AFTERNOON PRODUCING SHOWERS AND THUNDERSTORMS WITH MODERATE RAIN.
THE AREA OF SHOWERS AND THUNDERSTORMS WILL MOVE SOUTHEASTWARD AND
EXPAND INTO MIDDLE MISSISSIPPI VALLEY AND THE OHIO VALLEY BY
THURSDAY.  RAIN WILL ALSO DEVELOP OVER PARTS OF THE UPPER GREAT
LAKES THAT WILL MOVE INTO THE LOWER GREAT LAKES AND PARTS OF THE
NORTHEAST WHILE INTENSIFYING TO LIGHT TO MODERATE RAIN BY THURSDAY
EVENING.  LIGHT RAIN WILL ALSO MOVE INTO PARTS OF THE
CENTRAL/NORTHERN APPALACHIANS.

IN ADDITION, UPPER-LEVEL ENERGY OVER THE SOUTHERN PLAINS WILL MOVE
NORTHEASTWARD TO THE CENTRAL APPALACHIANS BY THURSDAY.  THE ENERGY
WILL PRODUCE SHOWERS AND THUNDERSTORMS OVER PARTS OF THE SOUTHERN
PLAINS/LOWER MISSISSIPPI VALLEY INTO PARTS OF THE SOUTHEAST ON
WEDNESDAY.  THE SHOWERS AND THUNDERSTORMS WILL TAPER OFF TO AN
AREA OVER EASTERN TEXAS BY THURSDAY MORNING.  ADDITIONALLY,
UPPER-LEVEL ENERGY MOVING ONSHORE OVER THE WEST COAST WILL MOVE
INLAND TO THE CENTRAL ROCKIES/GREAT BASIN BY THURSDAY EVENING.
THE DISTURBANCE WILL PRODUCE RAIN ALONG THE PACIFIC NORTHWEST
COAST THROUGH LATE WEDNESDAY NIGHT.  SNOW WILL ALSO DEVELOP OVER
PARTS OF THE HIGHER ELEVATIONS OF THE NORTHWEST AND THE NORTHERN
ROCKIES THROUGH THURSDAY MORNING.  SNOW WILL DEVELOP OVER PARTS OF
THE CENTRAL ROCKIES/GREAT BASIN ON THURSDAY MORNING, EXPANDING
INTO PARTS OF THE NORTHERN ROCKIES BY THURSDAY EVENING.  AN AREA
OF MODERATE SNOW WILL DEVELOP OVER PARTS OF THE CENTRAL ROCKIES BY
THURSDAY EVENING, TOO.  LIGHT TO MODERATE RAIN WILL DEVELOP OVER
PARTS OF THE CENTRAL HIGH PLAINS BY THURSDAY EVENING.


ZIEGENFELDER


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