

968 

WWUS20 KWNS 202046

SEL9

SPC WW 202046

IAZ000-ILZ000-MOZ000-210400-



URGENT - IMMEDIATE BROADCAST REQUESTED

TORNADO WATCH NUMBER 319

NWS STORM PREDICTION CENTER NORMAN OK

350 PM CDT SAT JUN 20 2015



THE NWS STORM PREDICTION CENTER HAS ISSUED A



* TORNADO WATCH FOR PORTIONS OF

  SOUTHERN AND EASTERN IOWA

  WESTERN AND NORTHWEST ILLINOIS

  NORTHERN MISSOURI



* EFFECTIVE THIS SATURDAY AFTERNOON AND EVENING FROM 350 PM UNTIL

  1100 PM CDT.



* PRIMARY THREATS INCLUDE...

  A COUPLE TORNADOES POSSIBLE

  SCATTERED LARGE HAIL AND ISOLATED VERY LARGE HAIL EVENTS TO 3

    INCHES IN DIAMETER POSSIBLE

  SCATTERED DAMAGING WIND GUSTS TO 70 MPH POSSIBLE



SUMMARY...AT LEAST WIDELY SCATTERED SEVERE THUNDERSTORMS ARE

EXPECTED TO DEVELOP AND INCREASE THROUGH LATE AFTERNOON AND EVENING

ACROSS THE REGION AHEAD OF A COLD FRONT AND NEAR AN OUTFLOW BOUNDARY

ACROSS IOWA. INITIALLY DISCRETE STORMS/SUPERCELLS SHOULD MERGE INTO

A SOUTHEASTWARD-MOVING CONVECTIVE SYSTEM LATER THIS EVENING.



THE TORNADO WATCH AREA IS APPROXIMATELY ALONG AND 70 STATUTE

MILES NORTH AND SOUTH OF A LINE FROM 45 MILES WEST SOUTHWEST OF

DES MOINES IOWA TO 70 MILES EAST SOUTHEAST OF BURLINGTON IOWA.

FOR A COMPLETE DEPICTION OF THE WATCH SEE THE ASSOCIATED WATCH

OUTLINE UPDATE (WOUS64 KWNS WOU9).



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 317...WW 318...



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

SURFACE AND ALOFT TO 3 INCHES. EXTREME TURBULENCE AND SURFACE

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

550. MEAN STORM MOTION VECTOR 28025.





...GUYER



767 

WWUS20 KWNS 202046

SEL9

SPC WW 202046

IAZ000-ILZ000-MOZ000-210400-



URGENT - IMMEDIATE BROADCAST REQUESTED

TORNADO WATCH NUMBER 319

NWS STORM PREDICTION CENTER NORMAN OK

350 PM CDT SAT JUN 20 2015



THE NWS STORM PREDICTION CENTER HAS ISSUED A



* TORNADO WATCH FOR PORTIONS OF

  SOUTHERN AND EASTERN IOWA

  WESTERN AND NORTHWEST ILLINOIS

  NORTHERN MISSOURI



* EFFECTIVE THIS SATURDAY AFTERNOON AND EVENING FROM 350 PM UNTIL

  1100 PM CDT.



* PRIMARY THREATS INCLUDE...

  A COUPLE TORNADOES POSSIBLE

  SCATTERED LARGE HAIL AND ISOLATED VERY LARGE HAIL EVENTS TO 3

    INCHES IN DIAMETER POSSIBLE

  SCATTERED DAMAGING WIND GUSTS TO 70 MPH POSSIBLE



SUMMARY...AT LEAST WIDELY SCATTERED SEVERE THUNDERSTORMS ARE

EXPECTED TO DEVELOP AND INCREASE THROUGH LATE AFTERNOON AND EVENING

ACROSS THE REGION AHEAD OF A COLD FRONT AND NEAR AN OUTFLOW BOUNDARY

ACROSS IOWA. INITIALLY DISCRETE STORMS/SUPERCELLS SHOULD MERGE INTO

A SOUTHEASTWARD-MOVING CONVECTIVE SYSTEM LATER THIS EVENING.



THE TORNADO WATCH AREA IS APPROXIMATELY ALONG AND 70 STATUTE

MILES NORTH AND SOUTH OF A LINE FROM 45 MILES WEST SOUTHWEST OF

DES MOINES IOWA TO 70 MILES EAST SOUTHEAST OF BURLINGTON IOWA.

FOR A COMPLETE DEPICTION OF THE WATCH SEE THE ASSOCIATED WATCH

OUTLINE UPDATE (WOUS64 KWNS WOU9).



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 317...WW 318...



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

SURFACE AND ALOFT TO 3 INCHES. EXTREME TURBULENCE AND SURFACE

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

550. MEAN STORM MOTION VECTOR 28025.





...GUYER

