131
WWUS53 KOAX 180145
SVSOAX
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE OMAHA/VALLEY NEBRASKA
845 PM CDT SUN MAY 17 2026
IAC155-180154-
/O.CAN.KOAX.TO.W.0021.000000T0000Z-260518T0215Z/
POTTAWATTAMIE IA-
845 PM CDT SUN MAY 17 2026
...THE TORNADO WARNING FOR NORTHWESTERN POTTAWATTAMIE COUNTY IS
CANCELLED...
THE TORNADIC THUNDERSTORM WHICH PROMPTED THE WARNING HAS MOVED OUT
OF THE WARNED AREA. THEREFORE, THE WARNING HAS BEEN CANCELLED.
A TORNADO WATCH REMAINS IN EFFECT UNTIL 1100 PM CDT FOR SOUTHWESTERN
IOWA.
LAT...LON 4154 9568 4170 9578 4186 9556 4160 9556
4160 9551
TIME...MOT...LOC 0144Z 226DEG 45KT 4163 9565
IAC085-180215-
/O.CON.KOAX.TO.W.0021.000000T0000Z-260518T0215Z/
HARRISON IA-
845 PM CDT SUN MAY 17 2026
...A TORNADO WARNING REMAINS IN EFFECT UNTIL 915 PM CDT FOR EASTERN
HARRISON COUNTY...
AT 844 PM CDT, A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO
WAS LOCATED 5 MILES NORTHWEST OF PERSIA, OR 16 MILES WEST OF HARLAN,
MOVING NORTHEAST AT 50 MPH.
HAZARD...TORNADO AND QUARTER SIZE HAIL.
SOURCE...RADAR INDICATED ROTATION.
IMPACT...FLYING DEBRIS WILL BE DANGEROUS TO THOSE CAUGHT WITHOUT
SHELTER. MOBILE HOMES WILL BE DAMAGED OR DESTROYED. DAMAGE
TO ROOFS, WINDOWS, AND VEHICLES WILL OCCUR. TREE DAMAGE IS
LIKELY.
THIS TORNADIC THUNDERSTORM WILL REMAIN OVER MAINLY RURAL AREAS OF
EASTERN HARRISON COUNTY.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
TAKE COVER NOW! MOVE TO A BASEMENT OR AN INTERIOR ROOM ON THE LOWEST
FLOOR OF A STURDY BUILDING. AVOID WINDOWS. IF YOU ARE OUTDOORS, IN A
MOBILE HOME, OR IN A VEHICLE, MOVE TO THE CLOSEST SUBSTANTIAL SHELTER
AND PROTECT YOURSELF FROM FLYING DEBRIS.
LAT...LON 4154 9568 4170 9578 4186 9556 4160 9556
4160 9551
TIME...MOT...LOC 0144Z 226DEG 45KT 4163 9565
TORNADO...RADAR INDICATED
MAX HAIL SIZE...1.00 IN
BLB
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