|
Home Return to list Severe Thunderstorm Warning 0183 Issued by the Omaha / Valley Forecast Office
Action: New Issued At: 2026-05-18 18:18:30
147
WUUS53 KOAX 182318
SVROAX
IAC071-129-NEC025-131-190000-
/O.NEW.KOAX.SV.W.0183.260518T2318Z-260519T0000Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Omaha/Valley Nebraska
618 PM CDT Mon May 18 2026
The National Weather Service in Omaha has issued a
* Severe Thunderstorm Warning for...
Northwestern Fremont County in southwestern Iowa...
Mills County in southwestern Iowa...
North central Otoe County in southeastern Nebraska...
Southeastern Cass County in southeastern Nebraska...
* Until 700 PM CDT.
* At 618 PM CDT, a severe thunderstorm was located over Union, or 11
miles north of Nebraska City, moving northeast at 45 mph.
HAZARD...60 mph wind gusts and half dollar size hail.
SOURCE...Radar indicated.
IMPACT...Hail damage to vehicles is expected. Expect wind damage
to roofs, siding, and trees.
* This severe thunderstorm will be near...
Beaver Lake around 625 PM CDT.
Glenwood around 635 PM CDT.
Other locations in the path of this severe thunderstorm include
Malvern.
This includes Interstate 29 between mile markers 20 and 32.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
A Tornado Watch remains in effect until 800 PM CDT for southeastern
Nebraska. A Tornado Watch also remains in effect until 1000 PM CDT
for southwestern Iowa.
For your protection move to an interior room on the lowest floor of a
building.
&&
LAT...LON 4074 9600 4084 9604 4113 9564 4092 9543
TIME...MOT...LOC 2318Z 232DEG 40KT 4084 9593
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...1.25 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH
$$
McCoy
Action: Continued Issued At: 2026-05-18 18:31:31
585
WWUS53 KOAX 182331
SVSOAX
Severe Weather Statement
National Weather Service Omaha/Valley Nebraska
631 PM CDT Mon May 18 2026
NEC131-182340-
/O.CAN.KOAX.SV.W.0183.000000T0000Z-260519T0000Z/
Otoe NE-
631 PM CDT Mon May 18 2026
...THE SEVERE THUNDERSTORM WARNING FOR NORTH CENTRAL OTOE COUNTY IS
CANCELLED...
The severe thunderstorm which prompted the warning has moved out of
the warned area. Therefore, the warning has been cancelled.
A Tornado Watch remains in effect until 1000 PM CDT for southwestern
Iowa.
&&
LAT...LON 4081 9588 4089 9597 4113 9564 4092 9543
TIME...MOT...LOC 2330Z 232DEG 40KT 4093 9578
$$
IAC071-129-NEC025-190000-
/O.CON.KOAX.SV.W.0183.000000T0000Z-260519T0000Z/
Fremont IA-Mills IA-Cass NE-
631 PM CDT Mon May 18 2026
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 700 PM CDT
FOR NORTHWESTERN FREMONT...MILLS AND EAST CENTRAL CASS COUNTIES...
At 630 PM CDT, a severe thunderstorm was located 5 miles east of
Beaver Lake, or 15 miles southeast of Offutt AFB, moving northeast at
45 mph.
HAZARD...Golf ball size hail and 60 mph wind gusts.
SOURCE...Radar indicated.
IMPACT...People and animals outdoors will be injured. Expect hail
damage to roofs, siding, windows, and vehicles. Expect wind
damage to roofs, siding, and trees.
Locations impacted include...
Glenwood and Malvern.
This includes Interstate 29 between mile markers 24 and 32.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
A Tornado Watch remains in effect until 1000 PM CDT for southwestern
Iowa.
For your protection move to an interior room on the lowest floor of a
building.
&&
LAT...LON 4081 9588 4089 9597 4113 9564 4092 9543
TIME...MOT...LOC 2330Z 232DEG 40KT 4093 9578
THUNDERSTORM DAMAGE THREAT...CONSIDERABLE
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...1.75 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH
$$
McCoy
Action: Cancelled Issued At: 2026-05-18 18:31:31
585
WWUS53 KOAX 182331
SVSOAX
Severe Weather Statement
National Weather Service Omaha/Valley Nebraska
631 PM CDT Mon May 18 2026
NEC131-182340-
/O.CAN.KOAX.SV.W.0183.000000T0000Z-260519T0000Z/
Otoe NE-
631 PM CDT Mon May 18 2026
...THE SEVERE THUNDERSTORM WARNING FOR NORTH CENTRAL OTOE COUNTY IS
CANCELLED...
The severe thunderstorm which prompted the warning has moved out of
the warned area. Therefore, the warning has been cancelled.
A Tornado Watch remains in effect until 1000 PM CDT for southwestern
Iowa.
&&
LAT...LON 4081 9588 4089 9597 4113 9564 4092 9543
TIME...MOT...LOC 2330Z 232DEG 40KT 4093 9578
$$
IAC071-129-NEC025-190000-
/O.CON.KOAX.SV.W.0183.000000T0000Z-260519T0000Z/
Fremont IA-Mills IA-Cass NE-
631 PM CDT Mon May 18 2026
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 700 PM CDT
FOR NORTHWESTERN FREMONT...MILLS AND EAST CENTRAL CASS COUNTIES...
At 630 PM CDT, a severe thunderstorm was located 5 miles east of
Beaver Lake, or 15 miles southeast of Offutt AFB, moving northeast at
45 mph.
HAZARD...Golf ball size hail and 60 mph wind gusts.
SOURCE...Radar indicated.
IMPACT...People and animals outdoors will be injured. Expect hail
damage to roofs, siding, windows, and vehicles. Expect wind
damage to roofs, siding, and trees.
Locations impacted include...
Glenwood and Malvern.
This includes Interstate 29 between mile markers 24 and 32.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
A Tornado Watch remains in effect until 1000 PM CDT for southwestern
Iowa.
For your protection move to an interior room on the lowest floor of a
building.
&&
LAT...LON 4081 9588 4089 9597 4113 9564 4092 9543
TIME...MOT...LOC 2330Z 232DEG 40KT 4093 9578
THUNDERSTORM DAMAGE THREAT...CONSIDERABLE
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...1.75 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH
$$
McCoy
Action: Continued Issued At: 2026-05-18 18:35:01
680
WWUS53 KOAX 182334 RRA
SVSOAX
Severe Weather Statement
National Weather Service Omaha/Valley Nebraska
634 PM CDT Mon May 18 2026
NEC025-182344-
/O.CAN.KOAX.SV.W.0183.000000T0000Z-260519T0000Z/
Cass NE-
634 PM CDT Mon May 18 2026
...THE SEVERE THUNDERSTORM WARNING FOR EAST CENTRAL CASS COUNTY IS
CANCELLED...
The severe thunderstorm which prompted the warning has moved out of
the warned area. Therefore, the warning has been cancelled.
A Tornado Watch remains in effect until 1000 PM CDT for southwestern
Iowa.
&&
LAT...LON 4088 9576 4098 9583 4113 9564 4092 9543
TIME...MOT...LOC 2334Z 232DEG 40KT 4096 9573
$$
IAC071-129-190000-
/O.CON.KOAX.SV.W.0183.000000T0000Z-260519T0000Z/
Fremont IA-Mills IA-
634 PM CDT Mon May 18 2026
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 700 PM CDT
FOR NORTH CENTRAL FREMONT AND MILLS COUNTIES...
At 634 PM CDT, a severe thunderstorm was located 5 miles northwest of
Tabor, or 14 miles southeast of Offutt AFB, moving northeast at 45
mph.
HAZARD...Golf ball size hail and 60 mph wind gusts.
SOURCE...Radar indicated.
IMPACT...People and animals outdoors will be injured. Expect hail
damage to roofs, siding, windows, and vehicles. Expect wind
damage to roofs, siding, and trees.
Locations impacted include...
Glenwood, Malvern, Tabor, and Silver City.
This includes Interstate 29 near mile marker 29.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
A Tornado Watch remains in effect until 1000 PM CDT for southwestern
Iowa.
For your protection move to an interior room on the lowest floor of a
building.
&&
LAT...LON 4088 9576 4098 9583 4113 9564 4092 9543
TIME...MOT...LOC 2334Z 232DEG 40KT 4096 9573
THUNDERSTORM DAMAGE THREAT...CONSIDERABLE
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...1.75 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH
$$
McCoy
Action: Cancelled Issued At: 2026-05-18 18:35:01
680
WWUS53 KOAX 182334 RRA
SVSOAX
Severe Weather Statement
National Weather Service Omaha/Valley Nebraska
634 PM CDT Mon May 18 2026
NEC025-182344-
/O.CAN.KOAX.SV.W.0183.000000T0000Z-260519T0000Z/
Cass NE-
634 PM CDT Mon May 18 2026
...THE SEVERE THUNDERSTORM WARNING FOR EAST CENTRAL CASS COUNTY IS
CANCELLED...
The severe thunderstorm which prompted the warning has moved out of
the warned area. Therefore, the warning has been cancelled.
A Tornado Watch remains in effect until 1000 PM CDT for southwestern
Iowa.
&&
LAT...LON 4088 9576 4098 9583 4113 9564 4092 9543
TIME...MOT...LOC 2334Z 232DEG 40KT 4096 9573
$$
IAC071-129-190000-
/O.CON.KOAX.SV.W.0183.000000T0000Z-260519T0000Z/
Fremont IA-Mills IA-
634 PM CDT Mon May 18 2026
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 700 PM CDT
FOR NORTH CENTRAL FREMONT AND MILLS COUNTIES...
At 634 PM CDT, a severe thunderstorm was located 5 miles northwest of
Tabor, or 14 miles southeast of Offutt AFB, moving northeast at 45
mph.
HAZARD...Golf ball size hail and 60 mph wind gusts.
SOURCE...Radar indicated.
IMPACT...People and animals outdoors will be injured. Expect hail
damage to roofs, siding, windows, and vehicles. Expect wind
damage to roofs, siding, and trees.
Locations impacted include...
Glenwood, Malvern, Tabor, and Silver City.
This includes Interstate 29 near mile marker 29.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
A Tornado Watch remains in effect until 1000 PM CDT for southwestern
Iowa.
For your protection move to an interior room on the lowest floor of a
building.
&&
LAT...LON 4088 9576 4098 9583 4113 9564 4092 9543
TIME...MOT...LOC 2334Z 232DEG 40KT 4096 9573
THUNDERSTORM DAMAGE THREAT...CONSIDERABLE
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...1.75 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH
$$
McCoy
Action: Continued Issued At: 2026-05-18 18:38:31
745
WWUS53 KOAX 182338
SVSOAX
Severe Weather Statement
National Weather Service Omaha/Valley Nebraska
638 PM CDT Mon May 18 2026
IAC071-182348-
/O.CAN.KOAX.SV.W.0183.000000T0000Z-260519T0000Z/
Fremont IA-
638 PM CDT Mon May 18 2026
...THE SEVERE THUNDERSTORM WARNING FOR NORTH CENTRAL FREMONT COUNTY
IS CANCELLED...
The severe thunderstorm which prompted the warning has moved out of
the warned area. Therefore, the warning has been cancelled.
A Tornado Watch remains in effect until 1000 PM CDT for southwestern
Iowa.
&&
LAT...LON 4091 9571 4099 9577 4110 9561 4094 9545
TIME...MOT...LOC 2338Z 232DEG 40KT 4099 9568
$$
IAC129-190000-
/O.CON.KOAX.SV.W.0183.000000T0000Z-260519T0000Z/
Mills IA-
638 PM CDT Mon May 18 2026
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 700 PM CDT
FOR SOUTHEASTERN MILLS COUNTY...
At 638 PM CDT, a severe thunderstorm was located 4 miles southeast of
Glenwood, or 15 miles southeast of Offutt AFB, moving northeast at 45
mph.
HAZARD...Ping pong ball size hail and 60 mph wind gusts.
SOURCE...Radar indicated.
IMPACT...People and animals outdoors will be injured. Expect hail
damage to roofs, siding, windows, and vehicles. Expect wind
damage to roofs, siding, and trees.
Locations impacted include...
Malvern.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
A Tornado Watch remains in effect until 1000 PM CDT for southwestern
Iowa.
For your protection move to an interior room on the lowest floor of a
building.
&&
LAT...LON 4091 9571 4099 9577 4110 9561 4094 9545
TIME...MOT...LOC 2338Z 232DEG 40KT 4099 9568
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...1.50 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH
$$
McCoy
Action: Cancelled Issued At: 2026-05-18 18:38:31
745
WWUS53 KOAX 182338
SVSOAX
Severe Weather Statement
National Weather Service Omaha/Valley Nebraska
638 PM CDT Mon May 18 2026
IAC071-182348-
/O.CAN.KOAX.SV.W.0183.000000T0000Z-260519T0000Z/
Fremont IA-
638 PM CDT Mon May 18 2026
...THE SEVERE THUNDERSTORM WARNING FOR NORTH CENTRAL FREMONT COUNTY
IS CANCELLED...
The severe thunderstorm which prompted the warning has moved out of
the warned area. Therefore, the warning has been cancelled.
A Tornado Watch remains in effect until 1000 PM CDT for southwestern
Iowa.
&&
LAT...LON 4091 9571 4099 9577 4110 9561 4094 9545
TIME...MOT...LOC 2338Z 232DEG 40KT 4099 9568
$$
IAC129-190000-
/O.CON.KOAX.SV.W.0183.000000T0000Z-260519T0000Z/
Mills IA-
638 PM CDT Mon May 18 2026
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 700 PM CDT
FOR SOUTHEASTERN MILLS COUNTY...
At 638 PM CDT, a severe thunderstorm was located 4 miles southeast of
Glenwood, or 15 miles southeast of Offutt AFB, moving northeast at 45
mph.
HAZARD...Ping pong ball size hail and 60 mph wind gusts.
SOURCE...Radar indicated.
IMPACT...People and animals outdoors will be injured. Expect hail
damage to roofs, siding, windows, and vehicles. Expect wind
damage to roofs, siding, and trees.
Locations impacted include...
Malvern.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
A Tornado Watch remains in effect until 1000 PM CDT for southwestern
Iowa.
For your protection move to an interior room on the lowest floor of a
building.
&&
LAT...LON 4091 9571 4099 9577 4110 9561 4094 9545
TIME...MOT...LOC 2338Z 232DEG 40KT 4099 9568
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...1.50 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH
$$
McCoy
Action: Cancelled Issued At: 2026-05-18 18:50:01 148 WWUS53 KOAX 182349 SVSOAX Severe Weather Statement National Weather Service Omaha/Valley Nebraska 649 PM CDT Mon May 18 2026 IAC129-182359- /O.CAN.KOAX.SV.W.0183.000000T0000Z-260519T0000Z/ Mills IA- 649 PM CDT Mon May 18 2026 ...THE SEVERE THUNDERSTORM WARNING FOR SOUTHEASTERN MILLS COUNTY IS CANCELLED... The storm which prompted the warning has moved out of the area. Therefore, the warning has been cancelled. A Tornado Watch remains in effect until 1000 PM CDT for southwestern Iowa. && LAT...LON 4091 9571 4099 9577 4110 9561 4094 9545 TIME...MOT...LOC 2348Z 232DEG 40KT 4107 9555 $$ McCoy | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||