Weather Watch Clearance Notification
Issued by NWS Des Moines, IA

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WWUS63 KDMX 221935
WCNDMX

WATCH COUNTY NOTIFICATION FOR WATCH 497
NATIONAL WEATHER SERVICE DES MOINES IA
235 PM CDT SAT AUG 22 2015

IAC025-033-063-069-079-081-083-091-109-147-151-161-187-189-195-
197-230400-
/O.NEW.KDMX.TO.A.0497.150822T1935Z-150823T0400Z/

THE NATIONAL WEATHER SERVICE HAS ISSUED TORNADO WATCH 497 IN
EFFECT UNTIL 11 PM CDT THIS EVENING FOR THE FOLLOWING AREAS

IN IOWA THIS WATCH INCLUDES 16 COUNTIES

IN CENTRAL IOWA

HAMILTON              HARDIN                WEBSTER

IN NORTH CENTRAL IOWA

CERRO GORDO           FRANKLIN              HANCOCK
HUMBOLDT              KOSSUTH               WINNEBAGO
WORTH                 WRIGHT

IN NORTHWEST IOWA

EMMET                 PALO ALTO             POCAHONTAS

IN WEST CENTRAL IOWA

CALHOUN               SAC

THIS INCLUDES THE CITIES OF...ACKLEY...ALGONA...BELMOND...BRITT...
CLARION...CLEAR LAKE...EAGLE GROVE...EARLY...ELDORA...
EMMETSBURG...ESTHERVILLE...FONDA...FOREST CITY...FORT DODGE...
GARNER...GILMORE CITY...HAMPTON...HUMBOLDT...IOWA FALLS...
KANAWHA...LAKE CITY...LAKE MILLS...LAKE VIEW...LAURENS...MANLY...
MANSON...MASON CITY...NORTHWOOD...ODEBOLT...POCAHONTAS...
POMEROY...ROCKWELL CITY...ROLFE...SAC CITY...SCHALLER...
WALL LAKE AND WEBSTER CITY.

* PRIMARY THREATS INCLUDE...

 A FEW TORNADOES POSSIBLE.
 WIDESPREAD DAMAGING WINDS LIKELY WITH ISOLATED SIGNIFICANT GUSTS
   TO 75 MPH POSSIBLE.
 SCATTERED LARGE HAIL LIKELY WITH ISOLATED VERY LARGE HAIL EVENTS
   TO 2 INCHES IN DIAMETER POSSIBLE.

PROBABILITY TABLE:
PROB OF 2 OR MORE TORNADOES                        :  50%
PROB OF 1 OR MORE STRONG /F2-F5/ TORNADOES         :  20%
PROB OF 10 OR MORE SEVERE WIND EVENTS              :  90%
PROB OF 1 OR MORE WIND EVENTS >= 75 MPH            :  30%
PROB OF 10 OR MORE SEVERE HAIL EVENTS              :  60%
PROB OF 1 OR MORE HAIL EVENTS >= 2 INCHES          :  30%
PROB OF 6 OR MORE COMBINED SEVERE HAIL/WIND EVENTS : >95%

$$


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