DAY1SVR: Public Severe Weather Outlook (Automatic)

445
WOUS40 KWNS 171632
PWOSPC
IAZ000-MNZ000-NEZ000-SDZ000-WIZ000-180200-

PUBLIC SEVERE WEATHER OUTLOOK
NWS STORM PREDICTION CENTER NORMAN OK
1131 AM CDT THU JUN 17 2010

...SIGNIFICANT SEVERE THUNDERSTORMS EXPECTED OVER THE UPPER
MISSISSIPPI VALLEY INTO PARTS OF THE MID MISSOURI VALLEY TODAY AND
TONIGHT...

THE NWS STORM PREDICTION CENTER IN NORMAN OK IS FORECASTING THE
DEVELOPMENT OF LARGE HAIL...DAMAGING WINDS AND A FEW TORNADOES OVER
THE UPPER MISSISSIPPI VALLEY INTO PARTS OF THE MID MISSOURI VALLEY
TODAY AND TONIGHT.

THE AREAS MOST LIKELY TO EXPERIENCE THIS ACTIVITY INCLUDE

MUCH OF IOWA
MUCH OF CENTRAL AND SOUTHERN MINNESOTA
FAR EASTERN NEBRASKA
FAR EASTERN SOUTH DAKOTA
FAR WEST-CENTRAL WISCONSIN

ELSEWHERE...SEVERE STORMS ARE ALSO POSSIBLE ACROSS THE NORTHERN
PLAINS AND UPPER GREAT LAKES.

A POWERFUL UPPER-LEVEL STORM SYSTEM WILL MOVE EASTWARD TODAY ACROSS
THE NORTHERN PLAINS...WHILE AN ASSOCIATED SURFACE LOW PRESSURE
CENTER AND TRAILING COLD FRONT SHIFT EWD ACROSS THE DAKOTAS AND
NEBRASKA INTO MINNESOTA AND IOWA. A WARM AND HUMID AIR MASS PRESENT
AHEAD OF THIS STORM SYSTEM WILL FUEL SEVERE THUNDERSTORM DEVELOPMENT
THIS AFTERNOON ALONG THE COLD FRONT INITIALLY OVER THE EASTERN
DAKOTAS AND EASTERN NEBRASKA...WITH STORMS SUBSEQUENTLY DEVELOPING
EAST INTO MINNESOTA...IOWA AND WISCONSIN THROUGH TONIGHT.

THE WARM/HUMID CONDITIONS IN CONJUNCTION WITH STRONG JET STREAM
WINDS WILL FAVOR THE DEVELOPMENT OF INTENSE...SEVERE STORMS
INCLUDING SUPERCELLS WITH THE THREAT FOR LARGE HAIL...A FEW
TORNADOES --POSSIBLY STRONG-- AND DAMAGING WINDS. WITH
TIME...STORMS MAY ORGANIZE INTO A LARGE COMPLEX WITH THE POTENTIAL
FOR MORE WIDESPREAD DAMAGING WINDS SPREADING EAST ACROSS PARTS OF
MINNESOTA AND IOWA INTO WESTERN WISCONSIN TONIGHT.

STATE AND LOCAL EMERGENCY MANAGERS ARE MONITORING THIS DEVELOPING
SITUATION. THOSE IN THE THREATENED AREA ARE URGED TO REVIEW SEVERE
WEATHER SAFETY RULES AND TO LISTEN TO RADIO...TELEVISION...AND NOAA
WEATHER RADIO FOR POSSIBLE WATCHES...WARNINGS...AND STATEMENTS LATER
TODAY.

..GRAMS/MEAD.. 06/17/2010

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