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ZCZC SPCPWOSPC ALL
WOUS40 KWNS 051649
MNZ000-NDZ000-SDZ000-060045-
PUBLIC SEVERE WEATHER OUTLOOK
NWS STORM PREDICTION CENTER NORMAN OK
1149 AM CDT SAT AUG 05 2006
...SEVERE THUNDERSTORMS EXPECTED OVER PARTS OF THE EASTERN DAKOTAS
AND MINNESOTA THIS AFTERNOON AND TONIGHT...
THE NWS STORM PREDICTION CENTER IN NORMAN OK IS FORECASTING THE
DEVELOPMENT OF LARGE HAIL...DAMAGING WINDS...AND A FEW TORNADOES
OVER PARTS OF THE EASTERN DAKOTAS AND MINNESOTA THIS AFTERNOON AND
TONIGHT.
THE AREAS MOST LIKELY TO EXPERIENCE THIS ACTIVITY INCLUDE
MINNESOTA
NORTH DAKOTA
SOUTH DAKOTA
SURROUNDING THE MODERATE RISK AREA...THERE IS A SLIGHT RISK OF
SEVERE THUNDERSTORMS FROM CENTRAL NEBRASKA TO WISCONSIN AND WESTERN
UPPER MICHIGAN.
A STRONG MID LEVEL STORM SYSTEM AND ASSOCIATED SURFACE COLD FRONT
WILL MOVE EASTWARD ACROSS NORTH DAKOTA AND NORTHERN MINNESOTA BY
TONIGHT. A GRADUAL INCREASE IN LOW-LEVEL MOISTURE AND DAYTIME
HEATING WILL RESULT IN THE DEVELOPMENT OF STRONG INSTABILITY IN
ADVANCE OF THE FRONT THIS AFTERNOON ACROSS THE EASTERN DAKOTAS AND
MINNESOTA. SEVERE THUNDERSTORMS WILL LIKELY DEVELOP ALONG THE FRONT
BY MID AFTERNOON IN NORTH DAKOTA...WITH STORMS EXPECTED TO FORM
SOUTHWARD INTO EASTERN SOUTH DAKOTA LATER IN THE EVENING. THE
STORMS WILL ALSO MOVE EASTWARD INTO MINNESOTA LATER THIS EVENING AND
CONTINUE INTO EARLY TONIGHT.
ALONG WITH THE STRONG MID LEVEL STORM SYSTEM AND UNSTABLE AIR
MASS...WINDS THROUGH THE ATMOSPHERE WILL BE FAVORABLE FOR SUPERCELL
THUNDERSTORMS AND SMALL BOW ECHOES WITHIN A BROKEN LINE OF STORMS ON
THE COLD FRONT. THE SUPERCELLS WILL BE CAPABLE OF PRODUCING VERY
LARGE AND DAMAGING HAIL...WHILE DAMAGING WINDS CAN ALSO BE EXPECTED
WITH MANY OF THE STORMS. A COUPLE OF TORNADOES WILL ALSO BE
POSSIBLE THIS EVENING IN THE MODERATE RISK AREA.
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.
..THOMPSON.. 08/05/2006
$$
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