Prognostic Meteorological Discussion
Issued by NWS

Current Version | Previous Version | Text Only | Print | Product List | Glossary On
Versions: 1 2 3 4 5 6 7 8
000
FXUS01 KWBC 261950
PMDSPD

SHORT RANGE FORECAST DISCUSSION
NWS WEATHER PREDICTION CENTER COLLEGE PARK MD
350 PM EDT WED APR 26 2017

VALID 00Z THU APR 27 2017 - 00Z SAT APR 29 2017

...HEAVY RAIN AND STORMS FOR THE CENTRAL U.S., AND SNOW FOR THE
ROCKY MOUNTAINS...

AN ACTIVE WEATHER PATTERN WILL BE UPON US THROUGH THE END OF THE
WEEK.  A COLD FRONT CURRENTLY CROSSING THE MIDWEST IS FORECAST TO
CONTINUE PUSHING EAST TOWARDS THE APPALACHIANS ON THURSDAY.  A
BAND OF SHOWERS AND STORMS, WITH SOME PRODUCING HEAVY RAINFALL,
WILL BE LIKELY FROM MISSISSIPPI TO INDIANA, AND LIGHTER RAINFALL
AMOUNTS TOWARDS THE EAST COAST.  BY FRIDAY, ANOTHER SURFACE LOW
INTENSIFIES OVER THE SOUTHERN PLAINS AND THIS SYSTEM WILL BE ABLE
TO ADVECT MORE DEEP MOISTURE FROM THE GULF OF MEXICO NORTHWARD.
HEAVY RAINFALL AND SEVERE WEATHER ARE EXPECTED BY FRIDAY NIGHT
ACROSS THE CENTRAL AND SOUTHERN PLAINS

WINTER WEATHER IS STILL UPON US FOR THE HIGHER ELEVATIONS OF THE
WESTERN U.S. THROUGH FRIDAY, ESPECIALLY THE NORTHERN AND CENTRAL
ROCKIES.  SOME OF THE HIGHEST ELEVATIONS COULD RECEIVE IN EXCESS
OF A FOOT OF SNOW OVER THE NEXT TWO DAYS.  MIXED PRECIPITATION IS
LIKELY ACROSS THE NORTHERN PORTIONS OF MINNESOTA THROUGH EARLY
THURSDAY.  TEMPERATURES WILL CONTINUE TO BE BELOW NORMAL ACROSS
THE NORTH-CENTRAL PART OF THE NATION.

A LOW PRESSURE SYSTEM SITUATED NEAR THE NORTHEAST U.S. COAST WILL
CONTINUE TO WEAKEN THROUGH THURSDAY, WITH LINGERING CLOUDS AND
LIGHT RAIN WEDNESDAY NIGHT AND INTO EARLY THURSDAY.  AFTER THIS
SYSTEM DEPARTS, A MAJOR WARMING TREND IS EXPECTED FOR THE END OF
THE WEEK, WITH HIGHS WELL INTO THE 80S FOR MANY AREAS, ALONG WITH
NOTICEABLE LEVELS OF HUMIDITY.

HAMRICK


GRAPHICS AVAILABLE AT WWW.WPC.NCEP.NOAA.GOV/BASICWX/BASICWX_WBG.PHP

$$





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