

138 

WWUS20 KWNS 081140

SEL1

SPC WW 081140

MOZ000-081800-



URGENT - IMMEDIATE BROADCAST REQUESTED

SEVERE THUNDERSTORM WATCH NUMBER 31

NWS STORM PREDICTION CENTER NORMAN OK

640 AM CDT WED APR 8 2015



THE NWS STORM PREDICTION CENTER HAS ISSUED A



* SEVERE THUNDERSTORM WATCH FOR PORTIONS OF

  CENTRAL...WESTERN AND NORTHERN MISSOURI



* EFFECTIVE THIS WEDNESDAY MORNING AND AFTERNOON FROM 640 AM

  UNTIL 100 PM CDT.



* PRIMARY THREATS INCLUDE...

  SCATTERED LARGE HAIL AND ISOLATED VERY LARGE HAIL EVENTS TO 2.5

    INCHES IN DIAMETER POSSIBLE

  ISOLATED DAMAGING WIND GUSTS TO 60 MPH POSSIBLE



THE SEVERE THUNDERSTORM WATCH AREA IS APPROXIMATELY ALONG AND 80

STATUTE MILES EAST AND WEST OF A LINE FROM 50 MILES WEST

SOUTHWEST OF FORT LEONARD WOOD MISSOURI TO 45 MILES NORTHWEST OF

KIRKSVILLE MISSOURI.  FOR A COMPLETE DEPICTION OF THE WATCH SEE

THE ASSOCIATED WATCH OUTLINE UPDATE (WOUS64 KWNS WOU1).



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.



&&



DISCUSSION...MULTIPLE HAIL-PRODUCING TSTMS IN LOOSE MERIDIONAL BAND

WILL CONTINUE TO MOVE EWD ACROSS FAVORABLE ELEVATED CAPE/SHEAR

PARAMETER SPACE ON EITHER SIDE OF SFC FRONT FOR AT LEAST A FEW MORE

HOURS.  REF SPC MESOSCALE DISCUSSION 225 FOR NEAR-TERM

METEOROLOGICAL DETAILS.



AVIATION...A FEW SEVERE THUNDERSTORMS WITH HAIL SURFACE AND ALOFT

TO 2.5 INCHES. EXTREME TURBULENCE AND SURFACE WIND GUSTS TO 50

KNOTS. A FEW CUMULONIMBI WITH MAXIMUM TOPS TO 500. MEAN STORM

MOTION VECTOR 26030.





...EDWARDS



112 

WWUS20 KWNS 081140

SEL1

SPC WW 081140

MOZ000-081800-



URGENT - IMMEDIATE BROADCAST REQUESTED

SEVERE THUNDERSTORM WATCH NUMBER 31

NWS STORM PREDICTION CENTER NORMAN OK

640 AM CDT WED APR 8 2015



THE NWS STORM PREDICTION CENTER HAS ISSUED A



* SEVERE THUNDERSTORM WATCH FOR PORTIONS OF

  CENTRAL...WESTERN AND NORTHERN MISSOURI



* EFFECTIVE THIS WEDNESDAY MORNING AND AFTERNOON FROM 640 AM

  UNTIL 100 PM CDT.



* PRIMARY THREATS INCLUDE...

  SCATTERED LARGE HAIL AND ISOLATED VERY LARGE HAIL EVENTS TO 2.5

    INCHES IN DIAMETER POSSIBLE

  ISOLATED DAMAGING WIND GUSTS TO 60 MPH POSSIBLE



THE SEVERE THUNDERSTORM WATCH AREA IS APPROXIMATELY ALONG AND 80

STATUTE MILES EAST AND WEST OF A LINE FROM 50 MILES WEST

SOUTHWEST OF FORT LEONARD WOOD MISSOURI TO 45 MILES NORTHWEST OF

KIRKSVILLE MISSOURI.  FOR A COMPLETE DEPICTION OF THE WATCH SEE

THE ASSOCIATED WATCH OUTLINE UPDATE (WOUS64 KWNS WOU1).



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.



&&



DISCUSSION...MULTIPLE HAIL-PRODUCING TSTMS IN LOOSE MERIDIONAL BAND

WILL CONTINUE TO MOVE EWD ACROSS FAVORABLE ELEVATED CAPE/SHEAR

PARAMETER SPACE ON EITHER SIDE OF SFC FRONT FOR AT LEAST A FEW MORE

HOURS.  REF SPC MESOSCALE DISCUSSION 225 FOR NEAR-TERM

METEOROLOGICAL DETAILS.



AVIATION...A FEW SEVERE THUNDERSTORMS WITH HAIL SURFACE AND ALOFT

TO 2.5 INCHES. EXTREME TURBULENCE AND SURFACE WIND GUSTS TO 50

KNOTS. A FEW CUMULONIMBI WITH MAXIMUM TOPS TO 500. MEAN STORM

MOTION VECTOR 26030.





...EDWARDS

