961
WWUS20 KWNS 171839
SEL3
SPC WW 171839
IAZ000-MNZ000-NEZ000-SDZ000-180300-
URGENT - IMMEDIATE BROADCAST REQUESTED
TORNADO WATCH NUMBER 213
NWS STORM PREDICTION CENTER NORMAN OK
140 PM CDT SUN MAY 17 2026
THE NWS STORM PREDICTION CENTER HAS ISSUED A
* TORNADO WATCH FOR PORTIONS OF
NORTHWEST IOWA
FAR SOUTHWEST MINNESOTA
NORTHEAST NEBRASKA
SOUTHEAST SOUTH DAKOTA
* EFFECTIVE THIS SUNDAY AFTERNOON AND EVENING FROM 140 PM UNTIL
1000 PM CDT.
* PRIMARY THREATS INCLUDE...
A FEW TORNADOES LIKELY WITH A COUPLE INTENSE TORNADOES POSSIBLE
SCATTERED DAMAGING WINDS LIKELY WITH ISOLATED SIGNIFICANT GUSTS
TO 85 MPH POSSIBLE
SCATTERED LARGE HAIL LIKELY WITH ISOLATED VERY LARGE HAIL EVENTS
TO 3 INCHES IN DIAMETER POSSIBLE
SUMMARY...THUNDERSTORM COVERAGE AND INTENSITY IS EXPECTED TO
INCREASE THIS AFTERNOON ALONG AND AHEAD OF A COLD FRONT MOVING INTO
THE MID MISSOURI VALLEY. STRONG BUOYANCY AND SHEAR WILL FAVOR
SUPERCELLS WITH ANY DISCRETE DEVELOPMENT. THESE INTENSE SUPERCELLS
WOULD BE CAPABLE OF ALL HAZARDS, INCLUDING VERY LARGE HAIL (UP TO
3"+ IN DIAMETER) AND STRONG TORNADOES. MORE LINEAR DEVELOPMENT IS
EXPECTED ALONG THE FRONT, WITH STRONG GUSTS AND LINE-EMBEDDED
POSSIBLE, PARTICULARLY ACROSS EASTERN PORTIONS OF THE WATCH (I.E.
FAR NORTHEAST NEBRASKA, FAR SOUTHEAST SOUTH DAKOTA, NORTHWEST IOWA
AND SOUTHWEST MINNESOTA).
THE TORNADO WATCH AREA IS APPROXIMATELY ALONG AND 70 STATUTE MILES
NORTH AND SOUTH OF A LINE FROM 40 MILES WEST NORTHWEST OF ONEILL NE
TO 35 MILES NORTH OF STORM LAKE IA. FOR A COMPLETE DEPICTION OF THE
WATCH SEE THE ASSOCIATED WATCH OUTLINE UPDATE (WOUS64 KWNS WOU3).
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.
AVIATION...TORNADOES AND A FEW SEVERE THUNDERSTORMS WITH HAIL
SURFACE AND ALOFT TO 3 INCHES. EXTREME TURBULENCE AND SURFACE WIND
GUSTS TO 75 KNOTS. A FEW CUMULONIMBI WITH MAXIMUM TOPS TO 500. MEAN
STORM MOTION VECTOR 24035.
...MOSIER
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