URGENT - IMMEDIATE BROADCAST REQUESTED
TORNADO WATCH NUMBER 561
NWS STORM PREDICTION CENTER NORMAN OK
155 PM CST WED DEC 23 2015
THE NWS STORM PREDICTION CENTER HAS ISSUED A
* TORNADO WATCH FOR PORTIONS OF
SOUTHEAST IOWA
WESTERN ILLINOIS
NORTHEAST MISSOURI
* EFFECTIVE THIS WEDNESDAY AFTERNOON AND EVENING FROM 155 PM
UNTIL 800 PM CST.
* PRIMARY THREATS INCLUDE...
A FEW TORNADOES POSSIBLE
SCATTERED LARGE HAIL AND ISOLATED VERY LARGE HAIL EVENTS TO 2
INCHES IN DIAMETER POSSIBLE
ISOLATED DAMAGING WIND GUSTS TO 70 MPH POSSIBLE
SUMMARY...ISOLATED TO SCATTERED STORMS SHOULD FORM FROM THE
MISSOURI/IOWA BORDER AREA SOUTH INTO EAST-CENTRAL MISSOURI.
ENVIRONMENT WILL FAVOR A FEW SUPERCELLS EVOLVING NORTHEAST WITH ALL
HAZARDS POSSIBLE.
THE TORNADO WATCH AREA IS APPROXIMATELY ALONG AND 65 STATUTE
MILES EAST AND WEST OF A LINE FROM 45 MILES NORTHWEST OF MOLINE
ILLINOIS TO 40 MILES SOUTHWEST OF SAINT LOUIS MISSOURI. FOR A
COMPLETE DEPICTION OF THE WATCH SEE THE ASSOCIATED WATCH OUTLINE
UPDATE (WOUS64 KWNS WOU1).
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.
&&
OTHER WATCH INFORMATION...CONTINUE...WW 558...WW 559...WW 560...
AVIATION...TORNADOES AND 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
400. MEAN STORM MOTION VECTOR 21040.
...GRAMS
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