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896 

WWUS20 KWNS 231953

SEL1

SPC WW 231953

IAZ000-ILZ000-MOZ000-240200-



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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