Prognostic Meteorological Discussion
Issued by NWS

Home | Current Version | Previous Version | Text Only | Print | Product List | Glossary On
Versions: 1 2
000
FXUS01 KWBC 231947
PMDSPD

SHORT RANGE FORECAST DISCUSSION
NWS WEATHER PREDICTION CENTER COLLEGE PARK MD
347 PM EDT TUE AUG 23 2016

VALID 00Z WED AUG 24 2016 - 00Z FRI AUG 26 2016

...SEVERE THUNDERSTORMS AND HEAVY RAIN POSSIBLE TODAY ACROSS
PORTIONS OF THE CENTRAL PLAINS AND MIDWEST...

...STATIONARY FRONT TO KEEP SCATTERED SHOWERS AND STORMS POSSIBLE
ACROSS THE SOUTHERN STATES...

...TEMPERATURES WILL STEADILY WARM ACROSS THE PACIFIC NORTHWEST BY
MIDWEEK...


SHOWERS AND THUNDERSTORMS ARE DEVELOPING AHEAD OF A EASTWARD
MOVING COLD FRONT OVER PORTIONS OF THE CENTRAL PLAINS AND MIDWEST
TODAY. THE AREAL COVERAGE WILL STEADILY INCREASE OVER OVER THE
GREAT LAKES, OHIO VALLEY AND MIDDLE MISSISSIPPI VALLEY AS FRONT
CONTINUES TO ADVANCE EASTWARD THROUGH THE CENTRAL U.S. SEVERE
THUNDERSTORMS ALONG WITH HEAVY RAIN ARE POSSIBLE. PLEASE REFER TO
PRODUCTS ISSUED BY THE STORM PREDICTION CENTER FOR FURTHER DETAILS
ON THE SEVERE WEATHER THREAT. THE TRAILING END OF THIS FRONTAL
BOUNDARY WILL BECOME NEARLY STATIONARY ACROSS THE CENTRAL ROCKIES
TODAY AND WILL LINGER THROUGH THURSDAY. THIS BOUNDARY, COMBINED
WITH MONSOONAL MOISTURE STREAMING INTO THE SOUTHWESTERN U.S., WILL
FOCUS AREAS OF SHOWERS AND THUNDERSTORMS ACROSS THE FOUR CORNERS
REGION AND THE CENTRAL ROCKIES THROUGH THURSDAY.

A LINGERING BOUNDARY OVER THE SOUTHEAST AND THE DEEP SOUTH WILL
SERVE AS A
FOCUS FOR SHOWERS AND THUNDERSTORMS THROUGH WEDNESDAY MORNING-
HIGH PRESSURE WILL EXPAND SOUTHWARD AND DIMINISH THE LINGERING
FRONT.

TEMPERATURE ACROSS THE PACIFIC NORTHWEST WILL STEADY WARM THROUGH
THE WEEK AS A MID-LEVEL RIDGE ATTEMPTS TO PARTIALLY BUILD BACK
INTO THE REGION. TEMPERATURES ARE EXPECTED TO RISE ABOUT 10 TO 15
DEGREES ABOVE AVERAGE BY WEDNESDAY AND THURSDAY.

CAMPBELL


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.