

573 

WWUS20 KWNS 072031

SEL9

SPC WW 072031

IAZ000-ILZ000-MOZ000-080200-



URGENT - IMMEDIATE BROADCAST REQUESTED

SEVERE THUNDERSTORM WATCH NUMBER 269

NWS STORM PREDICTION CENTER NORMAN OK

335 PM CDT SUN JUN 7 2015



THE NWS STORM PREDICTION CENTER HAS ISSUED A



* SEVERE THUNDERSTORM WATCH FOR PORTIONS OF

  SOUTHERN IOWA

  WEST CENTRAL ILLINOIS

  NORTHERN MISSOURI



* EFFECTIVE THIS SUNDAY AFTERNOON AND EVENING FROM 335 PM UNTIL

  900 PM CDT.



* PRIMARY THREATS INCLUDE...

  SCATTERED LARGE HAIL AND ISOLATED VERY LARGE HAIL EVENTS TO 2

    INCHES IN DIAMETER POSSIBLE

  SCATTERED DAMAGING WIND GUSTS TO 70 MPH POSSIBLE



SUMMARY...THUNDERSTORMS ARE INTENSIFYING OVER SOUTHWEST IA

ALONG/AHEAD OF AN APPROACHING COLD FRONT.  THIS CLUSTER OF STORMS

WILL TRACK EASTWARD ACROSS THE WATCH AREA...WITH A RISK OF DAMAGING

WINDS AND HAIL.



THE SEVERE THUNDERSTORM WATCH AREA IS APPROXIMATELY ALONG AND 50

STATUTE MILES NORTH AND SOUTH OF A LINE FROM 50 MILES WEST

SOUTHWEST OF LAMONI IOWA TO 25 MILES SOUTH SOUTHEAST OF

BURLINGTON IOWA.  FOR A COMPLETE DEPICTION OF THE WATCH SEE THE

ASSOCIATED WATCH OUTLINE UPDATE (WOUS64 KWNS WOU9).



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.



&&



OTHER WATCH INFORMATION...CONTINUE...WW 267...WW 268...



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 500. MEAN STORM

MOTION VECTOR 27035.





...HART



321 

WWUS20 KWNS 072031

SEL9

SPC WW 072031

IAZ000-ILZ000-MOZ000-080200-



URGENT - IMMEDIATE BROADCAST REQUESTED

SEVERE THUNDERSTORM WATCH NUMBER 269

NWS STORM PREDICTION CENTER NORMAN OK

335 PM CDT SUN JUN 7 2015



THE NWS STORM PREDICTION CENTER HAS ISSUED A



* SEVERE THUNDERSTORM WATCH FOR PORTIONS OF

  SOUTHERN IOWA

  WEST CENTRAL ILLINOIS

  NORTHERN MISSOURI



* EFFECTIVE THIS SUNDAY AFTERNOON AND EVENING FROM 335 PM UNTIL

  900 PM CDT.



* PRIMARY THREATS INCLUDE...

  SCATTERED LARGE HAIL AND ISOLATED VERY LARGE HAIL EVENTS TO 2

    INCHES IN DIAMETER POSSIBLE

  SCATTERED DAMAGING WIND GUSTS TO 70 MPH POSSIBLE



SUMMARY...THUNDERSTORMS ARE INTENSIFYING OVER SOUTHWEST IA

ALONG/AHEAD OF AN APPROACHING COLD FRONT.  THIS CLUSTER OF STORMS

WILL TRACK EASTWARD ACROSS THE WATCH AREA...WITH A RISK OF DAMAGING

WINDS AND HAIL.



THE SEVERE THUNDERSTORM WATCH AREA IS APPROXIMATELY ALONG AND 50

STATUTE MILES NORTH AND SOUTH OF A LINE FROM 50 MILES WEST

SOUTHWEST OF LAMONI IOWA TO 25 MILES SOUTH SOUTHEAST OF

BURLINGTON IOWA.  FOR A COMPLETE DEPICTION OF THE WATCH SEE THE

ASSOCIATED WATCH OUTLINE UPDATE (WOUS64 KWNS WOU9).



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.



&&



OTHER WATCH INFORMATION...CONTINUE...WW 267...WW 268...



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 500. MEAN STORM

MOTION VECTOR 27035.





...HART

