|
Home Return to list Severe Thunderstorm Warning 0146 Issued by the Omaha / Valley Forecast Office
Action: New Issued At: 2026-05-17 20:00:37
311
WUUS53 KOAX 180100
SVROAX
IAC085-133-NEC021-053-177-180145-
/O.NEW.KOAX.SV.W.0146.260518T0100Z-260518T0145Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Omaha/Valley Nebraska
800 PM CDT Sun May 17 2026
The National Weather Service in Omaha has issued a
* Severe Thunderstorm Warning for...
Monona County in west central Iowa...
Harrison County in southwestern Iowa...
Central Burt County in east central Nebraska...
Northwestern Washington County in east central Nebraska...
Northeastern Dodge County in east central Nebraska...
* Until 845 PM CDT.
* At 759 PM CDT, severe thunderstorms were located along a line
extending from 4 miles northeast of Smithland to 2 miles northeast
of Castana to 2 miles southwest of Little Sioux, moving east at 45
mph.
HAZARD...60 mph wind gusts and quarter size hail.
SOURCE...Public reported 62 mph winds at 7:48 PM near Rodney.
IMPACT...Hail damage to vehicles is expected. Expect wind damage
to roofs, siding, and trees.
* Severe thunderstorms will be near...
Mapleton, Ute, Pisgah, Moorhead, and Soldier around 805 PM CDT.
Other locations in the path of these severe thunderstorms include
Woodbine and Dunlap.
This includes Interstate 29 between mile markers 77 and 120.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
A Tornado Watch remains in effect until 1000 PM CDT for west central
Iowa...and east central Nebraska. A Tornado Watch also remains in
effect until 1100 PM CDT for southwestern Iowa...and east central
Nebraska.
For your protection move to an interior room on the lowest floor of a
building.
&&
LAT...LON 4157 9573 4157 9650 4222 9619 4221 9567
4187 9567 4186 9558
TIME...MOT...LOC 0059Z 268DEG 41KT 4228 9588 4210 9587 4178 9606
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...1.00 IN
WIND THREAT...OBSERVED
MAX WIND GUST...60 MPH
$$
McCoy
Action: Continued Issued At: 2026-05-17 20:13:07
699
WWUS53 KOAX 180112
SVSOAX
Severe Weather Statement
National Weather Service Omaha/Valley Nebraska
812 PM CDT Sun May 17 2026
IAC085-133-NEC021-053-177-180145-
/O.CON.KOAX.SV.W.0146.000000T0000Z-260518T0145Z/
Monona IA-Harrison IA-Burt NE-Washington NE-Dodge NE-
812 PM CDT Sun May 17 2026
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 845 PM CDT
FOR MONONA...HARRISON...EASTERN BURT...NORTHWESTERN WASHINGTON AND
EAST CENTRAL DODGE COUNTIES...
At 812 PM CDT, severe thunderstorms were located along a line
extending from 2 miles southeast of Battle Creek to 2 miles northeast
of Ute to 3 miles southeast of Pisgah, moving east at 50 mph.
HAZARD...60 mph wind gusts and quarter size hail.
SOURCE...Radar indicated.
IMPACT...Hail damage to vehicles is expected. Expect wind damage to
roofs, siding, and trees.
These severe storms will be near...
Woodbine and Dunlap around 820 PM CDT.
This includes Interstate 29 between mile markers 77 and 115.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
A Tornado Watch remains in effect until 1000 PM CDT for west central
Iowa...and east central Nebraska. A Tornado Watch also remains in
effect until 1100 PM CDT for southwestern Iowa...and east central
Nebraska.
For your protection move to an interior room on the lowest floor of a
building.
&&
LAT...LON 4157 9573 4157 9650 4222 9608 4221 9567
4187 9567 4186 9558
TIME...MOT...LOC 0112Z 269DEG 42KT 4229 9557 4207 9568 4178 9590
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...1.00 IN
WIND THREAT...OBSERVED
MAX WIND GUST...60 MPH
$$
McCoy
Action: Continued Issued At: 2026-05-17 20:17:07
923
WWUS53 KOAX 180117
SVSOAX
Severe Weather Statement
National Weather Service Omaha/Valley Nebraska
817 PM CDT Sun May 17 2026
NEC053-180126-
/O.CAN.KOAX.SV.W.0146.000000T0000Z-260518T0145Z/
Dodge NE-
817 PM CDT Sun May 17 2026
...THE SEVERE THUNDERSTORM WARNING FOR EAST CENTRAL DODGE COUNTY IS
CANCELLED...
The storms which prompted the warning have moved out of the warned
area. Therefore, the warning has been cancelled.
A Tornado Watch remains in effect until 1000 PM CDT for west central
Iowa...and east central Nebraska. A Tornado Watch also remains in
effect until 1100 PM CDT for southwestern Iowa...and east central
Nebraska.
&&
LAT...LON 4157 9573 4157 9627 4165 9629 4178 9636
4222 9608 4221 9567 4187 9567 4186 9558
TIME...MOT...LOC 0116Z 268DEG 41KT 4229 9553 4207 9564 4178 9586
$$
IAC085-133-NEC021-177-180145-
/O.CON.KOAX.SV.W.0146.000000T0000Z-260518T0145Z/
Monona IA-Harrison IA-Burt NE-Washington NE-
817 PM CDT Sun May 17 2026
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 845 PM CDT
FOR MONONA...HARRISON...EASTERN BURT AND NORTH CENTRAL WASHINGTON
COUNTIES...
At 816 PM CDT, severe thunderstorms were located along a line
extending from 3 miles southeast of Battle Creek to 3 miles northeast
of Ute to 4 miles southeast of Pisgah, moving east at 45 mph.
HAZARD...60 mph wind gusts and quarter size hail.
SOURCE...Radar indicated.
IMPACT...Hail damage to vehicles is expected. Expect wind damage to
roofs, siding, and trees.
These severe storms will be near...
Woodbine and Dunlap around 825 PM CDT.
This includes Interstate 29 between mile markers 77 and 115.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
A Tornado Watch remains in effect until 1000 PM CDT for west central
Iowa...and east central Nebraska. A Tornado Watch also remains in
effect until 1100 PM CDT for southwestern Iowa...and east central
Nebraska.
For your protection move to an interior room on the lowest floor of a
building.
&&
LAT...LON 4157 9573 4157 9627 4165 9629 4178 9636
4222 9608 4221 9567 4187 9567 4186 9558
TIME...MOT...LOC 0116Z 268DEG 41KT 4229 9553 4207 9564 4178 9586
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...1.00 IN
WIND THREAT...OBSERVED
MAX WIND GUST...60 MPH
$$
McCoy
Action: Cancelled Issued At: 2026-05-17 20:17:07
923
WWUS53 KOAX 180117
SVSOAX
Severe Weather Statement
National Weather Service Omaha/Valley Nebraska
817 PM CDT Sun May 17 2026
NEC053-180126-
/O.CAN.KOAX.SV.W.0146.000000T0000Z-260518T0145Z/
Dodge NE-
817 PM CDT Sun May 17 2026
...THE SEVERE THUNDERSTORM WARNING FOR EAST CENTRAL DODGE COUNTY IS
CANCELLED...
The storms which prompted the warning have moved out of the warned
area. Therefore, the warning has been cancelled.
A Tornado Watch remains in effect until 1000 PM CDT for west central
Iowa...and east central Nebraska. A Tornado Watch also remains in
effect until 1100 PM CDT for southwestern Iowa...and east central
Nebraska.
&&
LAT...LON 4157 9573 4157 9627 4165 9629 4178 9636
4222 9608 4221 9567 4187 9567 4186 9558
TIME...MOT...LOC 0116Z 268DEG 41KT 4229 9553 4207 9564 4178 9586
$$
IAC085-133-NEC021-177-180145-
/O.CON.KOAX.SV.W.0146.000000T0000Z-260518T0145Z/
Monona IA-Harrison IA-Burt NE-Washington NE-
817 PM CDT Sun May 17 2026
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 845 PM CDT
FOR MONONA...HARRISON...EASTERN BURT AND NORTH CENTRAL WASHINGTON
COUNTIES...
At 816 PM CDT, severe thunderstorms were located along a line
extending from 3 miles southeast of Battle Creek to 3 miles northeast
of Ute to 4 miles southeast of Pisgah, moving east at 45 mph.
HAZARD...60 mph wind gusts and quarter size hail.
SOURCE...Radar indicated.
IMPACT...Hail damage to vehicles is expected. Expect wind damage to
roofs, siding, and trees.
These severe storms will be near...
Woodbine and Dunlap around 825 PM CDT.
This includes Interstate 29 between mile markers 77 and 115.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
A Tornado Watch remains in effect until 1000 PM CDT for west central
Iowa...and east central Nebraska. A Tornado Watch also remains in
effect until 1100 PM CDT for southwestern Iowa...and east central
Nebraska.
For your protection move to an interior room on the lowest floor of a
building.
&&
LAT...LON 4157 9573 4157 9627 4165 9629 4178 9636
4222 9608 4221 9567 4187 9567 4186 9558
TIME...MOT...LOC 0116Z 268DEG 41KT 4229 9553 4207 9564 4178 9586
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...1.00 IN
WIND THREAT...OBSERVED
MAX WIND GUST...60 MPH
$$
McCoy
Action: Continued Issued At: 2026-05-17 20:29:08
235
WWUS53 KOAX 180128
SVSOAX
Severe Weather Statement
National Weather Service Omaha/Valley Nebraska
828 PM CDT Sun May 17 2026
NEC177-180138-
/O.CAN.KOAX.SV.W.0146.000000T0000Z-260518T0145Z/
Washington NE-
828 PM CDT Sun May 17 2026
...THE SEVERE THUNDERSTORM WARNING FOR NORTH CENTRAL WASHINGTON
COUNTY IS CANCELLED...
The storms which prompted the warning have moved out of the warned
area. Therefore, the warning has been cancelled.
A Tornado Watch remains in effect until 1000 PM CDT for west central
Iowa...and east central Nebraska. A Tornado Watch also remains in
effect until 1100 PM CDT for southwestern Iowa.
&&
LAT...LON 4157 9587 4158 9604 4176 9611 4192 9619
4221 9568 4221 9567 4187 9567 4186 9558
4157 9573
TIME...MOT...LOC 0128Z 249DEG 36KT 4190 9608 4181 9599 4160 9591
$$
IAC085-133-NEC021-180145-
/O.CON.KOAX.SV.W.0146.000000T0000Z-260518T0145Z/
Monona IA-Harrison IA-Burt NE-
828 PM CDT Sun May 17 2026
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 845 PM CDT
FOR SOUTHEASTERN MONONA...HARRISON AND EAST CENTRAL BURT COUNTIES...
At 828 PM CDT, severe thunderstorms were located along a line
extending from 2 miles south of Blencoe to near Little Sioux to 3
miles north of Missouri Valley, moving east at 40 mph.
HAZARD...70 mph wind gusts and quarter size hail.
SOURCE...Radar indicated.
IMPACT...Hail damage to vehicles is expected. Expect considerable
tree damage. Wind damage is also likely to mobile homes,
roofs, and outbuildings.
These severe storms will be near...
Logan, Pisgah, and Magnolia around 835 PM CDT.
Other locations in the path of these severe thunderstorms include
Woodbine, Moorhead, Soldier, Dunlap and Ute.
This includes Interstate 29 between mile markers 79 and 107.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
A Tornado Watch remains in effect until 1000 PM CDT for west central
Iowa...and east central Nebraska. A Tornado Watch also remains in
effect until 1100 PM CDT for southwestern Iowa.
For your protection move to an interior room on the lowest floor of a
building.
&&
LAT...LON 4157 9587 4158 9604 4176 9611 4192 9619
4221 9568 4221 9567 4187 9567 4186 9558
4157 9573
TIME...MOT...LOC 0128Z 249DEG 36KT 4190 9608 4181 9599 4160 9591
THUNDERSTORM DAMAGE THREAT...CONSIDERABLE
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...1.00 IN
WIND THREAT...OBSERVED
MAX WIND GUST...70 MPH
$$
McCoy
Action: Cancelled Issued At: 2026-05-17 20:29:08
235
WWUS53 KOAX 180128
SVSOAX
Severe Weather Statement
National Weather Service Omaha/Valley Nebraska
828 PM CDT Sun May 17 2026
NEC177-180138-
/O.CAN.KOAX.SV.W.0146.000000T0000Z-260518T0145Z/
Washington NE-
828 PM CDT Sun May 17 2026
...THE SEVERE THUNDERSTORM WARNING FOR NORTH CENTRAL WASHINGTON
COUNTY IS CANCELLED...
The storms which prompted the warning have moved out of the warned
area. Therefore, the warning has been cancelled.
A Tornado Watch remains in effect until 1000 PM CDT for west central
Iowa...and east central Nebraska. A Tornado Watch also remains in
effect until 1100 PM CDT for southwestern Iowa.
&&
LAT...LON 4157 9587 4158 9604 4176 9611 4192 9619
4221 9568 4221 9567 4187 9567 4186 9558
4157 9573
TIME...MOT...LOC 0128Z 249DEG 36KT 4190 9608 4181 9599 4160 9591
$$
IAC085-133-NEC021-180145-
/O.CON.KOAX.SV.W.0146.000000T0000Z-260518T0145Z/
Monona IA-Harrison IA-Burt NE-
828 PM CDT Sun May 17 2026
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 845 PM CDT
FOR SOUTHEASTERN MONONA...HARRISON AND EAST CENTRAL BURT COUNTIES...
At 828 PM CDT, severe thunderstorms were located along a line
extending from 2 miles south of Blencoe to near Little Sioux to 3
miles north of Missouri Valley, moving east at 40 mph.
HAZARD...70 mph wind gusts and quarter size hail.
SOURCE...Radar indicated.
IMPACT...Hail damage to vehicles is expected. Expect considerable
tree damage. Wind damage is also likely to mobile homes,
roofs, and outbuildings.
These severe storms will be near...
Logan, Pisgah, and Magnolia around 835 PM CDT.
Other locations in the path of these severe thunderstorms include
Woodbine, Moorhead, Soldier, Dunlap and Ute.
This includes Interstate 29 between mile markers 79 and 107.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
A Tornado Watch remains in effect until 1000 PM CDT for west central
Iowa...and east central Nebraska. A Tornado Watch also remains in
effect until 1100 PM CDT for southwestern Iowa.
For your protection move to an interior room on the lowest floor of a
building.
&&
LAT...LON 4157 9587 4158 9604 4176 9611 4192 9619
4221 9568 4221 9567 4187 9567 4186 9558
4157 9573
TIME...MOT...LOC 0128Z 249DEG 36KT 4190 9608 4181 9599 4160 9591
THUNDERSTORM DAMAGE THREAT...CONSIDERABLE
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...1.00 IN
WIND THREAT...OBSERVED
MAX WIND GUST...70 MPH
$$
McCoy
Action: Continued Issued At: 2026-05-17 20:39:08
421
WWUS53 KOAX 180138 RRA
SVSOAX
Severe Weather Statement
National Weather Service Omaha/Valley Nebraska
838 PM CDT Sun May 17 2026
NEC021-180147-
/O.CAN.KOAX.SV.W.0146.000000T0000Z-260518T0145Z/
Burt NE-
838 PM CDT Sun May 17 2026
...THE SEVERE THUNDERSTORM WARNING FOR EAST CENTRAL BURT COUNTY IS
CANCELLED...
The storms which prompted the warning have moved out of the warned
Therefore, the warning has been cancelled.
A Tornado Watch remains in effect until 1000 PM CDT for west central
Iowa...and east central Nebraska. A Tornado Watch also remains in
effect until 1100 PM CDT for southwestern Iowa.
&&
LAT...LON 4158 9572 4158 9595 4178 9608 4180 9606
4182 9610 4190 9615 4221 9567 4187 9567
4186 9558
TIME...MOT...LOC 0137Z 268DEG 41KT 4190 9598 4181 9589 4160 9581
$$
IAC085-133-180145-
/O.CON.KOAX.SV.W.0146.000000T0000Z-260518T0145Z/
Monona IA-Harrison IA-
838 PM CDT Sun May 17 2026
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 845 PM CDT
FOR SOUTHEASTERN MONONA AND HARRISON COUNTIES...
At 837 PM CDT, severe thunderstorms were located along a line
extending from 5 miles east of Blencoe to 2 miles southeast of Pisgah
to 3 miles south of Logan, moving east at 45 mph.
HAZARD...70 mph wind gusts and quarter size hail.
SOURCE...Weather Instrument Measurement. Mesonet station reported 65
mph wind gust near Missouri Valley, IA at 8:33 PM.
IMPACT...Hail damage to vehicles is expected. Expect considerable
tree damage. Wind damage is also likely to mobile homes,
roofs, and outbuildings.
These severe storms will be near...
Woodbine and Moorhead around 845 PM CDT.
Other locations in the path of these severe thunderstorms include
Dunlap.
This includes Interstate 29 near mile marker 79, and between mile
markers 92 and 101.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
A Tornado Watch remains in effect until 1000 PM CDT for west central
Iowa...and east central Nebraska. A Tornado Watch also remains in
effect until 1100 PM CDT for southwestern Iowa.
For your protection move to an interior room on the lowest floor of a
building.
&&
LAT...LON 4158 9572 4158 9595 4178 9608 4180 9606
4182 9610 4190 9615 4221 9567 4187 9567
4186 9558
TIME...MOT...LOC 0137Z 268DEG 41KT 4190 9598 4181 9589 4160 9581
THUNDERSTORM DAMAGE THREAT...CONSIDERABLE
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...1.00 IN
WIND THREAT...OBSERVED
MAX WIND GUST...70 MPH
$$
McCoy
Action: Cancelled Issued At: 2026-05-17 20:39:08
421
WWUS53 KOAX 180138 RRA
SVSOAX
Severe Weather Statement
National Weather Service Omaha/Valley Nebraska
838 PM CDT Sun May 17 2026
NEC021-180147-
/O.CAN.KOAX.SV.W.0146.000000T0000Z-260518T0145Z/
Burt NE-
838 PM CDT Sun May 17 2026
...THE SEVERE THUNDERSTORM WARNING FOR EAST CENTRAL BURT COUNTY IS
CANCELLED...
The storms which prompted the warning have moved out of the warned
Therefore, the warning has been cancelled.
A Tornado Watch remains in effect until 1000 PM CDT for west central
Iowa...and east central Nebraska. A Tornado Watch also remains in
effect until 1100 PM CDT for southwestern Iowa.
&&
LAT...LON 4158 9572 4158 9595 4178 9608 4180 9606
4182 9610 4190 9615 4221 9567 4187 9567
4186 9558
TIME...MOT...LOC 0137Z 268DEG 41KT 4190 9598 4181 9589 4160 9581
$$
IAC085-133-180145-
/O.CON.KOAX.SV.W.0146.000000T0000Z-260518T0145Z/
Monona IA-Harrison IA-
838 PM CDT Sun May 17 2026
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 845 PM CDT
FOR SOUTHEASTERN MONONA AND HARRISON COUNTIES...
At 837 PM CDT, severe thunderstorms were located along a line
extending from 5 miles east of Blencoe to 2 miles southeast of Pisgah
to 3 miles south of Logan, moving east at 45 mph.
HAZARD...70 mph wind gusts and quarter size hail.
SOURCE...Weather Instrument Measurement. Mesonet station reported 65
mph wind gust near Missouri Valley, IA at 8:33 PM.
IMPACT...Hail damage to vehicles is expected. Expect considerable
tree damage. Wind damage is also likely to mobile homes,
roofs, and outbuildings.
These severe storms will be near...
Woodbine and Moorhead around 845 PM CDT.
Other locations in the path of these severe thunderstorms include
Dunlap.
This includes Interstate 29 near mile marker 79, and between mile
markers 92 and 101.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
A Tornado Watch remains in effect until 1000 PM CDT for west central
Iowa...and east central Nebraska. A Tornado Watch also remains in
effect until 1100 PM CDT for southwestern Iowa.
For your protection move to an interior room on the lowest floor of a
building.
&&
LAT...LON 4158 9572 4158 9595 4178 9608 4180 9606
4182 9610 4190 9615 4221 9567 4187 9567
4186 9558
TIME...MOT...LOC 0137Z 268DEG 41KT 4190 9598 4181 9589 4160 9581
THUNDERSTORM DAMAGE THREAT...CONSIDERABLE
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...1.00 IN
WIND THREAT...OBSERVED
MAX WIND GUST...70 MPH
$$
McCoy
| |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||