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Sunday, May 17, 2026 22:05:16

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Tornado Warning Des Moines 2026-05-17 22:15
Tornado Warning Des Moines 2026-05-17 22:15
Tornado Warning Minneapolis 2026-05-17 22:15
Tornado Warning Des Moines 2026-05-17 22:30
Tornado Warning Des Moines 2026-05-17 22:45
Tornado Warning Minneapolis 2026-05-17 22:45

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Tornado Warning 0038
Issued by the Des Moines Forecast Office

Action Issued Starts Expiration
New 2026-05-17 21:12:54 2026-05-17 21:12:00 2026-05-17 22:00:00
Continued 2026-05-17 21:33:10 2026-05-17 22:00:00
Cancelled 2026-05-17 21:47:11 2026-05-17 22:00:00
Continued 2026-05-17 21:47:11 2026-05-17 22:00:00


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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