405
WWUS20 KWNS 111752
SEL5
SPC WW 111752
IAZ000-ILZ000-MOZ000-120100-
URGENT - IMMEDIATE BROADCAST REQUESTED
TORNADO WATCH NUMBER 505
NWS STORM PREDICTION CENTER NORMAN OK
1255 PM CDT FRI JUL 11 2025
THE NWS STORM PREDICTION CENTER HAS ISSUED A
* TORNADO WATCH FOR PORTIONS OF
SOUTH-CENTRAL AND SOUTHEAST IOWA
FAR NORTHWEST ILLINOIS
FAR NORTHERN MISSOURI
* EFFECTIVE THIS FRIDAY AFTERNOON AND EVENING FROM 1255 PM UNTIL
800 PM CDT.
* PRIMARY THREATS INCLUDE...
A FEW TORNADOES LIKELY
SCATTERED DAMAGING WIND GUSTS TO 70 MPH LIKELY
SCATTERED LARGE HAIL EVENTS TO 1.5 INCHES IN DIAMETER POSSIBLE
SUMMARY...THUNDERSTORM DEVELOPMENT IS ANTICIPATED THIS AFTERNOON IN
CLOSE PROXIMITY TO A SURFACE LOW OVER FAR SOUTHWEST IA, AND
ASSOCIATED WARM FRONT THAT EXTENDS EASTWARD ACROSS SOUTHERN IA INTO
FAR NORTHWEST IL. AMPLE LOW-LEVEL MOISTURE IS SUPPORTING STRONG
BUOYANCY, AND THE POTENTIAL FOR ROBUST UPDRAFTS. SUPERCELLS CAPABLE
OF ALL SEVERE HAZARDS, INCLUDING TORNADOES, ARE POSSIBLE WITHIN THIS
ENVIRONMENT.
THE TORNADO WATCH AREA IS APPROXIMATELY ALONG AND 40 STATUTE MILES
NORTH AND SOUTH OF A LINE FROM 45 MILES WEST NORTHWEST OF LAMONI IA
TO 30 MILES NORTHEAST OF MOLINE IL. FOR A COMPLETE DEPICTION OF THE
WATCH SEE THE ASSOCIATED WATCH OUTLINE UPDATE (WOUS64 KWNS WOU5).
PRECAUTIONARY/PREPAREDNESS ACTIONS...
REMEMBER...A TORNADO WATCH MEANS CONDITIONS ARE FAVORABLE FOR
TORNADOES AND 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.
AVIATION...TORNADOES AND 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 24035.
...MOSIER
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