

311 

WWUS20 KWNS 081441

SEL2

SPC WW 081441

INZ000-KYZ000-OHZ000-082200-



URGENT - IMMEDIATE BROADCAST REQUESTED

SEVERE THUNDERSTORM WATCH NUMBER 32

NWS STORM PREDICTION CENTER NORMAN OK

1035 AM EDT WED APR 8 2015



THE NWS STORM PREDICTION CENTER HAS ISSUED A



* SEVERE THUNDERSTORM WATCH FOR PORTIONS OF

  SOUTHEAST INDIANA

  NORTHERN KENTUCKY

  SOUTHERN AND WESTERN OHIO



* EFFECTIVE THIS WEDNESDAY MORNING AND EVENING FROM 1035 AM UNTIL

  600 PM EDT.



* PRIMARY THREATS INCLUDE...

  SCATTERED DAMAGING WIND GUSTS TO 70 MPH POSSIBLE

  ISOLATED LARGE HAIL EVENTS TO 1.5 INCHES IN DIAMETER POSSIBLE



THE SEVERE THUNDERSTORM WATCH AREA IS APPROXIMATELY ALONG AND 75

STATUTE MILES EAST AND WEST OF A LINE FROM 25 MILES WEST

NORTHWEST OF COLUMBUS OHIO TO 55 MILES SOUTH OF CINCINNATI OHIO.

FOR A COMPLETE DEPICTION OF THE WATCH SEE THE ASSOCIATED WATCH

OUTLINE UPDATE (WOUS64 KWNS WOU2).



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.



&&



OTHER WATCH INFORMATION...CONTINUE...WW 31...



DISCUSSION...ORGANIZED FORWARD-PROPAGATING MCS NOW OVER SE IND

EXPECTED TO CONTINUE GENERALLY E OR ESE THROUGH EARLY AFTN...WITH

THE POTENTIAL FOR ADDITIONAL DEVELOPMENT IN ITS SW FLANK. AREA VWP

AND SOUNDING DATA SUGGEST SUFFICIENT LOW- TO MID-LVL WINDS...WHEN

COUPLED WITH RELATIVELY STEEP MID-LVL LAPSE RATES AND MODEST

BOUNDARY LAYER HEATING AHEAD OF SQLN...TO FOSTER A POSSIBLE INCREASE

IN SVR WIND/HAIL THREAT.



AVIATION...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 450. MEAN STORM

MOTION VECTOR 28035.





...CORFIDI



820 

WWUS20 KWNS 081441

SEL2

SPC WW 081441

INZ000-KYZ000-OHZ000-082200-



URGENT - IMMEDIATE BROADCAST REQUESTED

SEVERE THUNDERSTORM WATCH NUMBER 32

NWS STORM PREDICTION CENTER NORMAN OK

1035 AM EDT WED APR 8 2015



THE NWS STORM PREDICTION CENTER HAS ISSUED A



* SEVERE THUNDERSTORM WATCH FOR PORTIONS OF

  SOUTHEAST INDIANA

  NORTHERN KENTUCKY

  SOUTHERN AND WESTERN OHIO



* EFFECTIVE THIS WEDNESDAY MORNING AND EVENING FROM 1035 AM UNTIL

  600 PM EDT.



* PRIMARY THREATS INCLUDE...

  SCATTERED DAMAGING WIND GUSTS TO 70 MPH POSSIBLE

  ISOLATED LARGE HAIL EVENTS TO 1.5 INCHES IN DIAMETER POSSIBLE



THE SEVERE THUNDERSTORM WATCH AREA IS APPROXIMATELY ALONG AND 75

STATUTE MILES EAST AND WEST OF A LINE FROM 25 MILES WEST

NORTHWEST OF COLUMBUS OHIO TO 55 MILES SOUTH OF CINCINNATI OHIO.

FOR A COMPLETE DEPICTION OF THE WATCH SEE THE ASSOCIATED WATCH

OUTLINE UPDATE (WOUS64 KWNS WOU2).



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.



&&



OTHER WATCH INFORMATION...CONTINUE...WW 31...



DISCUSSION...ORGANIZED FORWARD-PROPAGATING MCS NOW OVER SE IND

EXPECTED TO CONTINUE GENERALLY E OR ESE THROUGH EARLY AFTN...WITH

THE POTENTIAL FOR ADDITIONAL DEVELOPMENT IN ITS SW FLANK. AREA VWP

AND SOUNDING DATA SUGGEST SUFFICIENT LOW- TO MID-LVL WINDS...WHEN

COUPLED WITH RELATIVELY STEEP MID-LVL LAPSE RATES AND MODEST

BOUNDARY LAYER HEATING AHEAD OF SQLN...TO FOSTER A POSSIBLE INCREASE

IN SVR WIND/HAIL THREAT.



AVIATION...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 450. MEAN STORM

MOTION VECTOR 28035.





...CORFIDI

