Severe Thunderstorm Watch: Adair, IA; Adams, IA; Audubon, IA; Calhoun, IA; Carroll, IA; Cass, IA; Crawford, IA; Greene, IA; Guthrie, IA; Sac, IA; Union, IA

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Severe Thunderstorm Watch — Adair, IA; Adams, IA; Audubon, IA; Calhoun, IA; Carroll, IA; Cass, IA; Crawford, IA; Greene, IA; Guthrie, IA; Sac, IA; Union, IA Severity: Severe. Certainty: Possible. THE NATIONAL WEATHER SERVICE HAS ISSUED SEVERE THUNDERSTORM WATCH 580 IN EFFECT UNTIL 8 AM CDT THIS MORNING FOR THE FOLLOWING AREAS IN IOWA THIS WATCH INCLUDES 11 COUNTIES IN SOUTH CENTRAL IOWA UNION IN SOUTHWEST IOWA ADAIR ADAMS CASS IN WEST CENTRAL IOWA AUDUBON CALHOUN CARROLL CRAWFORD GREENE GUTHRIE SAC THIS INCLUDES THE CITIES OF ADAIR, ATLANTIC, AUDUBON, BAYARD, CARROLL, CASEY, CORNING, CRESTON, DENISON, EARLY, EXIRA, FONTANELLE, GREENFIELD, GUTHRIE CENTER, JEFFERSON, LAKE CITY, LAKE VIEW, MANSON, ODEBOLT, PANORA, POMEROY, ROCKWELL CITY, SAC CITY, SCHALLER, STUART, AND WALL LAKE. * PRIMARY THREATS INCLUDE... SCATTERED DAMAGING WINDS AND ISOLATED SIGNIFICANT GUSTS TO 85 MPH LIKELY. ISOLATED LARGE HAIL EVENTS TO 1 INCH IN DIAMETER POSSIBLE. PROBABILITY TABLE: PROB OF 2 OR MORE TORNADOES : 10% PROB OF 1 OR MORE STRONG /EF2-EF5/ TORNADOES : <02% PROB OF 10 OR MORE SEVERE WIND EVENTS : 70% PROB OF 1 OR MORE WIND EVENTS >= 75 MPH : 60% PROB OF 10 OR MORE SEVERE HAIL EVENTS : 20% PROB OF 1 OR MORE HAIL EVENTS >= 2 INCHES : <05% PROB OF 6 OR MORE COMBINED SEVERE HAIL/WIND EVENTS : 90% MEAN STORM MOTION /MPH/ : E 45