

109 

WWUS20 KWNS 190401

SEL2

SPC WW 190401

NEZ000-191100-



URGENT - IMMEDIATE BROADCAST REQUESTED

SEVERE THUNDERSTORM WATCH NUMBER 332

NWS STORM PREDICTION CENTER NORMAN OK

1100 PM CDT WED JUN 18 2014



THE NWS STORM PREDICTION CENTER HAS ISSUED A



* SEVERE THUNDERSTORM WATCH FOR PORTIONS OF

  WESTERN AND CENTRAL NEBRASKA



* EFFECTIVE THIS WEDNESDAY NIGHT AND THURSDAY MORNING FROM 1100

  PM UNTIL 600 AM CDT.



* PRIMARY THREATS INCLUDE...

  SCATTERED DAMAGING WINDS LIKELY WITH ISOLATED SIGNIFICANT GUSTS

    TO 75 MPH POSSIBLE

  SCATTERED LARGE HAIL AND ISOLATED VERY LARGE HAIL EVENTS TO 2

    INCHES IN DIAMETER POSSIBLE



THE SEVERE THUNDERSTORM WATCH AREA IS APPROXIMATELY ALONG AND 60

STATUTE MILES NORTH AND SOUTH OF A LINE FROM 60 MILES NORTH

NORTHWEST OF IMPERIAL NEBRASKA TO 25 MILES EAST SOUTHEAST OF

NORFOLK NEBRASKA.  FOR A COMPLETE DEPICTION OF THE WATCH SEE THE

ASSOCIATED WATCH OUTLINE UPDATE (WOUS64 KWNS WOU2).



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 326...WW 327...WW

328...WW 329...WW 330...WW 331...



DISCUSSION...INCREASING CONVECTIVE COVERAGE/INTENSITY OVER THIS

REGION IS EXPECTED TO RESULT IN AGGREGATION OF TSTMS INTO MCS ALONG

AND EITHER SIDE OF COLD FRONT...WITH FAVORABLY UNSTABLE AIR EVIDENT

IN WARM SECTOR AND SLIGHTLY N OF FRONT.  MOST PROBABLE MOTION OF

COMPLEX IS ENEWD...POTENTIALLY DEVELOPING ORGANIZED COLD POOL THAT

WOULD ENHANCE WIND RISK.



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

TO 2 INCHES. EXTREME TURBULENCE AND SURFACE WIND GUSTS TO 65

KNOTS. A FEW CUMULONIMBI WITH MAXIMUM TOPS TO 550. MEAN STORM

MOTION VECTOR 25030.





...EDWARDS

