STATUS FOR WATCH 0147 HAS NOT BEEN ISSUED YET
URGENT - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WATCH NUMBER 147
NWS STORM PREDICTION CENTER NORMAN OK 555 PM CDT TUE MAY 7 2013
THE NWS STORM PREDICTION CENTER HAS ISSUED A *
SEVERE THUNDERSTORM WATCH FOR PORTIONS OF SOUTHWEST KANSAS NORTHWEST OKLAHOMA
* EFFECTIVE THIS TUESDAY AFTERNOON AND EVENING FROM 555 PM UNTIL 1100 PM CDT.
* PRIMARY THREATS INCLUDE...
SEVERAL LARGE HAIL EVENTS WITH A FEW VERY LARGE HAIL EVENTS TO 2 INCHES IN DIAMETER POSSIBLE
SEVERAL DAMAGING WIND GUSTS TO 70 MPH POSSIBLE THE SEVERE THUNDERSTORM WATCH
AREA IS APPROXIMATELY ALONG AND 65
STATUTE MILES EAST AND WEST OF A LINE FROM 80 MILES NORTH NORTHEAST OF GARDEN
CITY KANSAS TO 55 MILES SOUTHWEST OF ALVA OKLAHOMA.
FOR A COMPLETE DEPICTION OF THE WATCH SEE THE ASSOCIATED WATCH OUTLINE UPDATE (WOUS64 KWNS WOU7).
PRECAUTIONARY/PREPAREDNESS ACTIONS...
REMEMBER...A SEVERE THUNDERSTORM WATCH MEANS CONDITIONS ARE FAVORABLE FOR 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. SEVERE THUNDERSTORMS CAN AND OCCASIONALLY DO PRODUCE TORNADOES. &&
DISCUSSION...SCATTERED THUNDERSTORMS ARE INCREASING ACROSS SOUTHWEST KS AND NORTHWEST OK.
THESE STORMS ARE FORMING ALONG AN INSTABILITY AXIS WHERE SUFFICIENT MLCAPE AND STEEP LAPSE RATES
WILL PROMOTE HAIL POTENTIAL IN THE STRONGEST STORMS.
THE LOW LEVEL JET WILL ALSO STRENGTHEN THIS EVENING...HELPING TO MAINTAIN/ORGANIZE THE CONVECTION DESPITE
WEAKENING INSTABILITY AFTER DARK. AVIATION...A FEW SEVERE THUNDERSTORMS WITH HAIL SURFACE AND ALOFT
TO 2 INCHES. EXTREME TURBULENCE AND SURFACE WIND GUSTS TO 60 KNOTS. A FEW CUMULONIMBI
WITH MAXIMUM TOPS TO 450. MEAN STORM MOTION VECTOR 26025. ...HART
No comments:
Post a Comment