

148 

WWUS20 KWNS 092138

SEL6

SPC WW 092138

ILZ000-MOZ000-100400-



URGENT - IMMEDIATE BROADCAST REQUESTED

TORNADO WATCH NUMBER 46

NWS STORM PREDICTION CENTER NORMAN OK

440 PM CDT THU APR 9 2015



THE NWS STORM PREDICTION CENTER HAS ISSUED A



* TORNADO WATCH FOR PORTIONS OF

  WEST CENTRAL ILLINOIS

  EAST CENTRAL MISSOURI



* EFFECTIVE THIS THURSDAY AFTERNOON AND EVENING FROM 440 PM UNTIL

  1100 PM CDT.



* PRIMARY THREATS INCLUDE...

  A FEW TORNADOES POSSIBLE

  SCATTERED LARGE HAIL LIKELY WITH ISOLATED VERY LARGE HAIL EVENTS

    TO 2.5 INCHES IN DIAMETER POSSIBLE

  SCATTERED DAMAGING WIND GUSTS TO 70 MPH LIKELY



THE TORNADO WATCH AREA IS APPROXIMATELY ALONG AND 60 STATUTE

MILES EAST AND WEST OF A LINE FROM 55 MILES NORTH NORTHEAST OF

ALTON ILLINOIS TO 45 MILES SOUTHWEST OF FARMINGTON MISSOURI.  FOR

A COMPLETE DEPICTION OF THE WATCH SEE THE ASSOCIATED WATCH

OUTLINE UPDATE (WOUS64 KWNS WOU6).



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 39...WW 40...WW 41...WW

42...WW 43...WW 44...WW 45...



DISCUSSION...THUNDERSTORMS OVER CENTRAL MO WILL TRACK EASTWARD AND

INTENSIFY THIS AFTERNOON AND EVENING...SPREADING ACROSS THE WATCH

AREA.  STRENGTHENING LOW LEVEL WINDS AND MODERATE INSTABILITY WILL

PROMOTE A RISK OF SUPERCELL STORMS CAPABLE OF LARGE HAIL...DAMAGING

WINDS...AND ISOLATED TORNADOES.



AVIATION...TORNADOES AND A FEW SEVERE THUNDERSTORMS WITH HAIL

SURFACE AND ALOFT TO 2.5 INCHES. EXTREME TURBULENCE AND SURFACE

WIND GUSTS TO 60 KNOTS. A FEW CUMULONIMBI WITH MAXIMUM TOPS TO

500. MEAN STORM MOTION VECTOR 24035.





...HART



936 

WWUS20 KWNS 092138

SEL6

SPC WW 092138

ILZ000-MOZ000-100400-



URGENT - IMMEDIATE BROADCAST REQUESTED

TORNADO WATCH NUMBER 46

NWS STORM PREDICTION CENTER NORMAN OK

440 PM CDT THU APR 9 2015



THE NWS STORM PREDICTION CENTER HAS ISSUED A



* TORNADO WATCH FOR PORTIONS OF

  WEST CENTRAL ILLINOIS

  EAST CENTRAL MISSOURI



* EFFECTIVE THIS THURSDAY AFTERNOON AND EVENING FROM 440 PM UNTIL

  1100 PM CDT.



* PRIMARY THREATS INCLUDE...

  A FEW TORNADOES POSSIBLE

  SCATTERED LARGE HAIL LIKELY WITH ISOLATED VERY LARGE HAIL EVENTS

    TO 2.5 INCHES IN DIAMETER POSSIBLE

  SCATTERED DAMAGING WIND GUSTS TO 70 MPH LIKELY



THE TORNADO WATCH AREA IS APPROXIMATELY ALONG AND 60 STATUTE

MILES EAST AND WEST OF A LINE FROM 55 MILES NORTH NORTHEAST OF

ALTON ILLINOIS TO 45 MILES SOUTHWEST OF FARMINGTON MISSOURI.  FOR

A COMPLETE DEPICTION OF THE WATCH SEE THE ASSOCIATED WATCH

OUTLINE UPDATE (WOUS64 KWNS WOU6).



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 39...WW 40...WW 41...WW

42...WW 43...WW 44...WW 45...



DISCUSSION...THUNDERSTORMS OVER CENTRAL MO WILL TRACK EASTWARD AND

INTENSIFY THIS AFTERNOON AND EVENING...SPREADING ACROSS THE WATCH

AREA.  STRENGTHENING LOW LEVEL WINDS AND MODERATE INSTABILITY WILL

PROMOTE A RISK OF SUPERCELL STORMS CAPABLE OF LARGE HAIL...DAMAGING

WINDS...AND ISOLATED TORNADOES.



AVIATION...TORNADOES AND A FEW SEVERE THUNDERSTORMS WITH HAIL

SURFACE AND ALOFT TO 2.5 INCHES. EXTREME TURBULENCE AND SURFACE

WIND GUSTS TO 60 KNOTS. A FEW CUMULONIMBI WITH MAXIMUM TOPS TO

500. MEAN STORM MOTION VECTOR 24035.





...HART

