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Home Return to list Tornado Warning 0038 Issued by the Des Moines Forecast Office
Action: New Issued At: 2026-05-17 21:12:54
406
WFUS53 KDMX 180212
TORDMX
IAC025-079-187-180300-
/O.NEW.KDMX.TO.W.0038.260518T0212Z-260518T0300Z/
BULLETIN - EAS ACTIVATION REQUESTED
Tornado Warning
National Weather Service Des Moines IA
912 PM CDT Sun May 17 2026
The National Weather Service in Des Moines has issued a
* Tornado Warning for...
Webster County in central Iowa...
Southeastern Calhoun County in west central Iowa...
Western Hamilton County in central Iowa...
* Until 1000 PM CDT.
* At 912 PM CDT, a severe thunderstorm capable of producing a tornado
was located over Rockwell City Municipal Airport, or over Rockwell
City, moving east at 45 mph.
HAZARD...Tornado.
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 dangerous storm will be near...
Rinard around 915 PM CDT.
Somers and Knierim around 920 PM CDT.
Moorland around 925 PM CDT.
Lizard Creek State Recreation Area around 930 PM CDT.
Fort Dodge around 935 PM CDT.
Coalville and Otho around 940 PM CDT.
Woodman Hollow State Park around 945 PM CDT.
Duncombe and Brushy Creek St Recreation Area around 950 PM CDT.
Other locations impacted by this tornadic thunderstorm include
Callender, Moorland, Duncombe, Woodman Hollow State Park, Somers,
Knierim, Stratford, Rockwell City Municipal Airport, Dolliver
Memorial State Park, and Otho.
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 4221 9469 4243 9468 4254 9382 4221 9374
TIME...MOT...LOC 0212Z 257DEG 38KT 4238 9460
TORNADO...RADAR INDICATED
MAX HAIL SIZE...<.75 IN
$$
Fowle
Action: Continued Issued At: 2026-05-17 21:33:10
958
WWUS53 KDMX 180232
SVSDMX
Severe Weather Statement
National Weather Service Des Moines IA
932 PM CDT Sun May 17 2026
IAC025-079-187-180300-
/O.CON.KDMX.TO.W.0038.000000T0000Z-260518T0300Z/
Webster IA-Calhoun IA-Hamilton IA-
932 PM CDT Sun May 17 2026
...A TORNADO WARNING REMAINS IN EFFECT UNTIL 1000 PM CDT FOR
WEBSTER...SOUTHEASTERN CALHOUN AND WESTERN HAMILTON COUNTIES...
At 932 PM CDT, a severe thunderstorm capable of producing a tornado
was located over Otho, or 5 miles south of Fort Dodge, moving east at
60 mph.
HAZARD...Tornado.
SOURCE...Radar indicated rotation.
IMPACT...Flying debris will be dangerous to those caught without
shelter. Mobile homes will be damaged or destroyed. Damage
to roofs, windows, and vehicles will occur. Tree damage is
likely.
This dangerous storm will be near...
Duncombe, Brushy Creek St Recreation Area, and Dolliver Memorial
State Park around 940 PM CDT.
Webster City and Webster City Municipal Airport around 945 PM CDT.
Other locations impacted by this tornadic thunderstorm include
Callender, Moorland, Duncombe, Woodman Hollow State Park, Stratford,
Dolliver Memorial State Park, Otho, Farnhamville, Lehigh, and Dayton.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
TAKE COVER NOW! Move to a basement or an interior room on the lowest
floor of a sturdy building. Avoid windows. If you are outdoors, in a
mobile home, or in a vehicle, move to the closest substantial shelter
and protect yourself from flying debris.
Tornadoes are extremely difficult to see and confirm at night. Do not
wait to see or hear the tornado. TAKE COVER NOW!
&&
LAT...LON 4221 9443 4247 9437 4254 9382 4221 9374
TIME...MOT...LOC 0232Z 260DEG 51KT 4242 9419
TORNADO...RADAR INDICATED
MAX HAIL SIZE...<.75 IN
$$
Fowle
Action: Cancelled Issued At: 2026-05-17 21:47:11
360
WWUS53 KDMX 180246
SVSDMX
Severe Weather Statement
National Weather Service Des Moines IA
946 PM CDT Sun May 17 2026
IAC025-180256-
/O.CAN.KDMX.TO.W.0038.000000T0000Z-260518T0300Z/
Calhoun IA-
946 PM CDT Sun May 17 2026
...THE TORNADO WARNING FOR SOUTHEASTERN CALHOUN 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 300 AM CDT for central Iowa.
LAT...LON 4221 9423 4251 9408 4254 9382 4221 9374
TIME...MOT...LOC 0246Z 257DEG 38KT 4245 9399
$$
IAC079-187-180300-
/O.CON.KDMX.TO.W.0038.000000T0000Z-260518T0300Z/
Webster IA-Hamilton IA-
946 PM CDT Sun May 17 2026
...A TORNADO WARNING REMAINS IN EFFECT UNTIL 1000 PM CDT FOR
SOUTHEASTERN WEBSTER AND WESTERN HAMILTON COUNTIES...
At 946 PM CDT, a severe squall line capable of producing both
tornadoes and extensive straight line wind damage was located over
Duncombe, or 8 miles west of Webster City, moving east at 45 mph.
HAZARD...Tornado.
SOURCE...Radar indicated rotation.
IMPACT...Flying debris will be dangerous to those caught without
shelter. Mobile homes will be damaged or destroyed. Damage
to roofs, windows, and vehicles will occur. Tree damage is
likely.
These dangerous storms will be near...
Webster City, Duncombe, and Webster City Municipal Airport around
950 PM CDT.
Other locations impacted by this tornadic thunderstorm include
Harcourt, Duncombe, Woodman Hollow State Park, Stanhope, Brushy Creek
St Recreation Area, Webster City Municipal Airport, Stratford,
Dolliver Memorial State Park, Lehigh, and Dayton.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
TAKE COVER NOW! Move to a basement or an interior room on the lowest
floor of a sturdy building. Avoid windows. If you are outdoors, in a
mobile home, or in a vehicle, move to the closest substantial shelter
and protect yourself from flying debris.
Tornadoes are extremely difficult to see and confirm at night. Do not
wait to see or hear the tornado. TAKE COVER NOW!
&&
LAT...LON 4221 9423 4251 9408 4254 9382 4221 9374
TIME...MOT...LOC 0246Z 257DEG 38KT 4245 9399
TORNADO...RADAR INDICATED
MAX HAIL SIZE...<.75 IN
$$
Fowle
Action: Continued Issued At: 2026-05-17 21:47:11
360
WWUS53 KDMX 180246
SVSDMX
Severe Weather Statement
National Weather Service Des Moines IA
946 PM CDT Sun May 17 2026
IAC025-180256-
/O.CAN.KDMX.TO.W.0038.000000T0000Z-260518T0300Z/
Calhoun IA-
946 PM CDT Sun May 17 2026
...THE TORNADO WARNING FOR SOUTHEASTERN CALHOUN 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 300 AM CDT for central Iowa.
LAT...LON 4221 9423 4251 9408 4254 9382 4221 9374
TIME...MOT...LOC 0246Z 257DEG 38KT 4245 9399
$$
IAC079-187-180300-
/O.CON.KDMX.TO.W.0038.000000T0000Z-260518T0300Z/
Webster IA-Hamilton IA-
946 PM CDT Sun May 17 2026
...A TORNADO WARNING REMAINS IN EFFECT UNTIL 1000 PM CDT FOR
SOUTHEASTERN WEBSTER AND WESTERN HAMILTON COUNTIES...
At 946 PM CDT, a severe squall line capable of producing both
tornadoes and extensive straight line wind damage was located over
Duncombe, or 8 miles west of Webster City, moving east at 45 mph.
HAZARD...Tornado.
SOURCE...Radar indicated rotation.
IMPACT...Flying debris will be dangerous to those caught without
shelter. Mobile homes will be damaged or destroyed. Damage
to roofs, windows, and vehicles will occur. Tree damage is
likely.
These dangerous storms will be near...
Webster City, Duncombe, and Webster City Municipal Airport around
950 PM CDT.
Other locations impacted by this tornadic thunderstorm include
Harcourt, Duncombe, Woodman Hollow State Park, Stanhope, Brushy Creek
St Recreation Area, Webster City Municipal Airport, Stratford,
Dolliver Memorial State Park, Lehigh, and Dayton.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
TAKE COVER NOW! Move to a basement or an interior room on the lowest
floor of a sturdy building. Avoid windows. If you are outdoors, in a
mobile home, or in a vehicle, move to the closest substantial shelter
and protect yourself from flying debris.
Tornadoes are extremely difficult to see and confirm at night. Do not
wait to see or hear the tornado. TAKE COVER NOW!
&&
LAT...LON 4221 9423 4251 9408 4254 9382 4221 9374
TIME...MOT...LOC 0246Z 257DEG 38KT 4245 9399
TORNADO...RADAR INDICATED
MAX HAIL SIZE...<.75 IN
$$
Fowle
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