

921 

WWUS20 KWNS 012258

SEL5

SPC WW 012258

IAZ000-KSZ000-NEZ000-SDZ000-020600-



URGENT - IMMEDIATE BROADCAST REQUESTED

SEVERE THUNDERSTORM WATCH NUMBER 15

NWS STORM PREDICTION CENTER NORMAN OK

600 PM CDT WED APR 1 2015



THE NWS STORM PREDICTION CENTER HAS ISSUED A



* SEVERE THUNDERSTORM WATCH FOR PORTIONS OF

  WESTERN IOWA

  NORTH-CENTRAL KANSAS

  EASTERN AND SOUTH-CENTRAL NEBRASKA

  EXTREME SOUTHEAST SOUTH DAKOTA



* EFFECTIVE THIS WEDNESDAY NIGHT AND THURSDAY MORNING FROM 600 PM

  UNTIL 100 AM CDT.



* PRIMARY THREATS INCLUDE...

  ISOLATED DAMAGING WIND GUSTS TO 70 MPH POSSIBLE

  ISOLATED LARGE HAIL EVENTS TO 1.5 INCHES IN DIAMETER POSSIBLE



THE SEVERE THUNDERSTORM WATCH AREA IS APPROXIMATELY ALONG AND 65

STATUTE MILES EAST AND WEST OF A LINE FROM 40 MILES EAST

SOUTHEAST OF HILL CITY KANSAS TO 10 MILES NORTHEAST OF SPENCER

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

WATCH OUTLINE UPDATE (WOUS64 KWNS WOU5).



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...THUNDERSTORMS ARE EXPECTED TO INCREASE IN COVERAGE AND

INTENSITY THIS EVENING INTO TONIGHT AHEAD OF A COLD FRONT SWEEPING

EAST ACROSS THE REGION.  LARGE HAIL AND DAMAGING WIND GUSTS WILL BE

THE PRIMARY HAZARDS WITH THESE STORMS.



AVIATION...A FEW SEVERE THUNDERSTORMS WITH HAIL SURFACE AND ALOFT

TO 1.5 INCHES. EXTREME TURBULENCE AND SURFACE WIND GUSTS TO 60

KNOTS. A FEW CUMULONIMBI WITH MAXIMUM TOPS TO 450. MEAN STORM

MOTION VECTOR 24030.





...MEAD



639 

WWUS20 KWNS 012258

SEL5

SPC WW 012258

IAZ000-KSZ000-NEZ000-SDZ000-020600-



URGENT - IMMEDIATE BROADCAST REQUESTED

SEVERE THUNDERSTORM WATCH NUMBER 15

NWS STORM PREDICTION CENTER NORMAN OK

600 PM CDT WED APR 1 2015



THE NWS STORM PREDICTION CENTER HAS ISSUED A



* SEVERE THUNDERSTORM WATCH FOR PORTIONS OF

  WESTERN IOWA

  NORTH-CENTRAL KANSAS

  EASTERN AND SOUTH-CENTRAL NEBRASKA

  EXTREME SOUTHEAST SOUTH DAKOTA



* EFFECTIVE THIS WEDNESDAY NIGHT AND THURSDAY MORNING FROM 600 PM

  UNTIL 100 AM CDT.



* PRIMARY THREATS INCLUDE...

  ISOLATED DAMAGING WIND GUSTS TO 70 MPH POSSIBLE

  ISOLATED LARGE HAIL EVENTS TO 1.5 INCHES IN DIAMETER POSSIBLE



THE SEVERE THUNDERSTORM WATCH AREA IS APPROXIMATELY ALONG AND 65

STATUTE MILES EAST AND WEST OF A LINE FROM 40 MILES EAST

SOUTHEAST OF HILL CITY KANSAS TO 10 MILES NORTHEAST OF SPENCER

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

WATCH OUTLINE UPDATE (WOUS64 KWNS WOU5).



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...THUNDERSTORMS ARE EXPECTED TO INCREASE IN COVERAGE AND

INTENSITY THIS EVENING INTO TONIGHT AHEAD OF A COLD FRONT SWEEPING

EAST ACROSS THE REGION.  LARGE HAIL AND DAMAGING WIND GUSTS WILL BE

THE PRIMARY HAZARDS WITH THESE STORMS.



AVIATION...A FEW SEVERE THUNDERSTORMS WITH HAIL SURFACE AND ALOFT

TO 1.5 INCHES. EXTREME TURBULENCE AND SURFACE WIND GUSTS TO 60

KNOTS. A FEW CUMULONIMBI WITH MAXIMUM TOPS TO 450. MEAN STORM

MOTION VECTOR 24030.





...MEAD

