WATCHES: Severe Thunderstorm Watch Number 473

WWUS20 KWNS 061132
SEL3
SPC WW 061132
IAZ000-NEZ000-061700-

URGENT - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WATCH NUMBER 473
NWS STORM PREDICTION CENTER NORMAN OK
625 AM CDT TUE AUG 6 2013

THE NWS STORM PREDICTION CENTER HAS ISSUED A

* SEVERE THUNDERSTORM WATCH FOR PORTIONS OF
WEST CENTRAL AND SOUTHWEST IOWA
EAST CENTRAL NEBRASKA

* EFFECTIVE THIS TUESDAY MORNING FROM 625 AM UNTIL NOON CDT.

* PRIMARY THREATS INCLUDE...
SEVERAL DAMAGING WIND GUSTS TO 70 MPH POSSIBLE
A FEW LARGE HAIL EVENTS TO 1.5 INCHES IN DIAMETER POSSIBLE

THE SEVERE THUNDERSTORM WATCH AREA IS APPROXIMATELY ALONG AND 35
STATUTE MILES NORTH AND SOUTH OF A LINE FROM 40 MILES WEST OF
NORFOLK NEBRASKA TO 40 MILES EAST OF OMAHA NEBRASKA. FOR A
COMPLETE DEPICTION OF THE WATCH SEE THE ASSOCIATED WATCH OUTLINE
UPDATE (WOUS64 KWNS WOU3).

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 472...

DISCUSSION...STORMS WITHIN SMALL CONVECTIVE SYSTEM THAT TRACKED ESE
FROM SRN SD EARLIER THIS MORNING HAVE INCREASED IN THE PAST HOUR.
THEY MAY POSE A CONTINUED RISK FOR SVR WIND/HAIL AS THE ACTIVITY
CONTINUES ESE IN TANDEM WITH ENTRANCE REGION OF NRN IA HIGH-LVL JET
STREAK.

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 500. MEAN STORM
MOTION VECTOR 30030.


...CORFIDI

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