05/19/2013 02:14 PM EDT
WW 180 TORNADO IA MN WI 191810Z - 200200Z
URGENT - IMMEDIATE BROADCAST REQUESTED
TORNADO WATCH NUMBER 180 NWS STORM PREDICTION CENTER NORMAN
OK 110 PM CDT SUN MAY 19 2013
THE NWS STORM PREDICTION CENTER HAS ISSUED A
* TORNADO WATCH FOR PORTIONS OF CENTRAL AND EASTERN IOWA
SOUTHERN AND CENTRAL MINNESOTA WESTERN WISCONSIN
* EFFECTIVE THIS SUNDAY AFTERNOON AND EVENING FROM 110 PM
UNTIL 900 PM CDT.
* PRIMARY THREATS INCLUDE... A FEW TORNADOES POSSIBLE
SEVERAL DAMAGING WIND GUSTS TO 65 MPH POSSIBLE
A FEW LARGE HAIL EVENTS TO 1.5 INCHES IN DIAMETER POSSIBLE
THE TORNADO WATCH AREA IS APPROXIMATELY ALONG AND 105 STATUTE
MILES EAST AND WEST OF A LINE FROM 70 MILES NORTH NORTHEAST OF
REDWOOD FALLS MINNESOTA TO 25 MILES SOUTH SOUTHEAST OF WATERLOO
IOWA.
FOR A COMPLETE DEPICTION OF THE WATCH SEE THE ASSOCIATED
WATCH OUTLINE UPDATE (WOUS64 KWNS WOU0).
PRECAUTIONARY/PREPAREDNESS ACTIONS...
REMEMBER...
A TORNADO WATCH MEANS CONDITIONS ARE FAVORABLE FOR TORNADOES
AND SEVERE THUNDERSTORMS IN AND CLOSE TO THE WATCH AREA.
PERSONS IN THESE AREAS SHOULD BE ON THE LOOKOUT FOR THREATENING
WEATHER CONDITIONS AND LISTEN FOR LATER STATEMENTS AND POSSIBLE
WARNINGS.
OTHER WATCH INFORMATION...CONTINUE...WW 179...
DISCUSSION...THUNDERSTORM ACTIVITY IS EXPECTED TO CONTINUE TO
INCREASE AND INTENSIFY NEAR A CONVECTIVELY GENERATED CYCLONIC
VORTICITY CENTER AS IT MIGRATES NORTHWARD FROM IOWA INTO SOUTHERN
MINNESOTA THIS AFTERNOON. AIDED BY AMBIENT VERTICAL VORTICITY...
AND BOUNDARY LAYER DESTABILIZATION...SUPERCELL STRUCTURES ARE
POSSIBLE...WITH A RISK FOR TORNADOES...IN ADDITION TO LARGE HAIL
AND POTENTIALLY DAMAGING WIND GUSTS.
AVIATION...TORNADOES AND A FEW SEVERE THUNDERSTORMS WITH HAIL
SURFACE AND ALOFT TO 1.5 INCHES. EXTREME TURBULENCE AND SURFACE
WIND GUSTS TO 55 KNOTS. A FEW CUMULONIMBI WITH MAXIMUM TOPS TO
450. MEAN STORM MOTION VECTOR 26030. ...KERRRead more
05/19/2013 02:14 PM EDT
05/19/2013 12:58 PM EDT
05/19/2013 12:29 PM EDT
Public Severe Weather Outlook
PUBLIC SEVERE WEATHER OUTLOOK
NWS STORM PREDICTION CENTER NORMAN OK 1127 AM CDT
SUN MAY 19 2013
...SEVERE THUNDERSTORMS EXPECTED OVER PARTS OF THE CENTRAL
UNITED STATES LATER TODAY AND TONIGHT...
THE NWS STORM PREDICTION CENTER IN NORMAN OK IS FORECASTING
THE DEVELOPMENT OF TORNADOES...LARGE HAIL AND DAMAGING WINDS
OVER PARTS OF THE CENTRAL PLAINS LATER TODAY AND TONIGHT.
THE AREAS MOST LIKELY TO EXPERIENCE THIS ACTIVITY INCLUDE
EASTERN KANSAS WESTERN MISSOURI SOUTHEAST NEBRASKA CENTRAL
AND NORTHEAST OKLAHOMA
ELSEWHERE...SEVERE STORMS ARE ALSO POSSIBLE ACROSS MUCH OF THE
CENTRAL PLAINS...MIDWEST...AND MIDDLE/UPPER MISSISSIPPI VALLEY.
ANOTHER ROUND OF SEVERE THUNDERSTORMS IS FORECAST FOR MUCH OF THE
CENTRAL UNITED STATES TODAY INTO TONIGHT AS A STORM SYSTEM OVER
THE ROCKIES MOVES SLOWLY EASTWARD. THE AREA OF GREATEST RISK
APPEARS TO EXTEND FROM CENTRAL OKLAHOMA NORTHEASTWARD INTO PARTS
OF EASTERN KANSAS...WESTERN MISSOURI...AND SOUTHEAST NEBRASKA.
VERY MOIST AND UNSTABLE CONDITIONS COMBINED WITH FAVORABLE WINDS
ALOFT WILL RESULT IN A RISK OF A FEW STRONG TORNADOES...VERY LARGE
HAIL...AND LOCALLY DAMAGING WINDS IN THE MOST INTENSE STORMS.
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. ..HART/KERR.. 05/19/2013Read more
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