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Home Return to list Severe Thunderstorm Warning 0308 Issued by the Des Moines Forecast Office
Action: New Issued At: 2026-08-07 13:37:56
299
WUUS53 KDMX 071837
SVRDMX
IAC033-081-071930-
/O.NEW.KDMX.SV.W.0308.260807T1837Z-260807T1930Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Des Moines IA
137 PM CDT Fri Aug 7 2026
The National Weather Service in Des Moines has issued a
* Severe Thunderstorm Warning for...
Southeastern Hancock County in north central Iowa...
Cerro Gordo County in north central Iowa...
* Until 230 PM CDT.
* At 137 PM CDT, a severe thunderstorm was located near Klemme, or 8
miles southeast of Garner, moving east at 40 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.
* Locations impacted include...
Mason City, Rockwell, Clear Lake, Ventura, Thornton, Meservey,
Swaledale, Dougherty, Burchinal, Clear Lake State Park, and
McIntosh Woods State Park.
This includes Interstate 35 between mile markers 179 and 194.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
&&
LAT...LON 4306 9302 4291 9303 4292 9352 4320 9352
TIME...MOT...LOC 1837Z 266DEG 34KT 4300 9352
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...1.00 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH
$$
Dodson
Action: Continued Issued At: 2026-08-07 13:52:22
759
WWUS53 KDMX 071852
SVSDMX
Severe Weather Statement
National Weather Service Des Moines IA
152 PM CDT Fri Aug 7 2026
IAC081-071901-
/O.CAN.KDMX.SV.W.0308.000000T0000Z-260807T1930Z/
Hancock IA-
152 PM CDT Fri Aug 7 2026
...THE SEVERE THUNDERSTORM WARNING FOR SOUTHEASTERN HANCOCK COUNTY IS
CANCELLED...
The severe thunderstorm which prompted the warning has moved out of
the warned area. Therefore, the warning has been cancelled.
A Severe Thunderstorm Watch remains in effect until 1000 PM CDT for
north central Iowa.
LAT...LON 4306 9302 4291 9303 4292 9350 4319 9350
TIME...MOT...LOC 1851Z 266DEG 40KT 4298 9339
$$
IAC033-071930-
/O.CON.KDMX.SV.W.0308.000000T0000Z-260807T1930Z/
Cerro Gordo IA-
152 PM CDT Fri Aug 7 2026
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 230 PM CDT
FOR CERRO GORDO COUNTY...
At 151 PM CDT, a severe thunderstorm was located over Thornton, or 13
miles southeast of Garner, 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.
Locations impacted include...
Mason City, Rockwell, Clear Lake, Ventura, Thornton, Meservey,
Swaledale, Dougherty, Burchinal, Clear Lake State Park, and McIntosh
Woods State Park.
This includes Interstate 35 between mile markers 179 and 194.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
&&
LAT...LON 4306 9302 4291 9303 4292 9350 4319 9350
TIME...MOT...LOC 1851Z 266DEG 40KT 4298 9339
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...1.00 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH
$$
Dodson
Action: Cancelled Issued At: 2026-08-07 13:52:22
759
WWUS53 KDMX 071852
SVSDMX
Severe Weather Statement
National Weather Service Des Moines IA
152 PM CDT Fri Aug 7 2026
IAC081-071901-
/O.CAN.KDMX.SV.W.0308.000000T0000Z-260807T1930Z/
Hancock IA-
152 PM CDT Fri Aug 7 2026
...THE SEVERE THUNDERSTORM WARNING FOR SOUTHEASTERN HANCOCK COUNTY IS
CANCELLED...
The severe thunderstorm which prompted the warning has moved out of
the warned area. Therefore, the warning has been cancelled.
A Severe Thunderstorm Watch remains in effect until 1000 PM CDT for
north central Iowa.
LAT...LON 4306 9302 4291 9303 4292 9350 4319 9350
TIME...MOT...LOC 1851Z 266DEG 40KT 4298 9339
$$
IAC033-071930-
/O.CON.KDMX.SV.W.0308.000000T0000Z-260807T1930Z/
Cerro Gordo IA-
152 PM CDT Fri Aug 7 2026
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 230 PM CDT
FOR CERRO GORDO COUNTY...
At 151 PM CDT, a severe thunderstorm was located over Thornton, or 13
miles southeast of Garner, 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.
Locations impacted include...
Mason City, Rockwell, Clear Lake, Ventura, Thornton, Meservey,
Swaledale, Dougherty, Burchinal, Clear Lake State Park, and McIntosh
Woods State Park.
This includes Interstate 35 between mile markers 179 and 194.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
&&
LAT...LON 4306 9302 4291 9303 4292 9350 4319 9350
TIME...MOT...LOC 1851Z 266DEG 40KT 4298 9339
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...1.00 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH
$$
Dodson
Action: Continued Issued At: 2026-08-07 14:15:53
567
WWUS53 KDMX 071915
SVSDMX
Severe Weather Statement
National Weather Service Des Moines IA
215 PM CDT Fri Aug 7 2026
IAC033-071930-
/O.CON.KDMX.SV.W.0308.000000T0000Z-260807T1930Z/
Cerro Gordo IA-
215 PM CDT Fri Aug 7 2026
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 230 PM CDT
FOR SOUTHEASTERN CERRO GORDO COUNTY...
At 215 PM CDT, a severe thunderstorm was located over Rockwell, or 11
miles south of Mason City, moving east at 45 mph.
HAZARD...60 mph wind gusts and quarter size hail.
SOURCE...Radar indicated.
IMPACT...Hail damage to vehicles is expected. Expect wind damage to
roofs, siding, and trees.
Locations impacted include...
Rockwell and Dougherty.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
&&
LAT...LON 4292 9332 4311 9321 4306 9302 4291 9303
TIME...MOT...LOC 1915Z 262DEG 41KT 4298 9316
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...1.00 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH
$$
Dodson
Action: Expired Issued At: 2026-08-07 14:29:23 875 WWUS53 KDMX 071928 SVSDMX Severe Weather Statement National Weather Service Des Moines IA 228 PM CDT Fri Aug 7 2026 IAC033-071938- /O.EXP.KDMX.SV.W.0308.000000T0000Z-260807T1930Z/ Cerro Gordo IA- 228 PM CDT Fri Aug 7 2026 ...THE SEVERE THUNDERSTORM WARNING FOR SOUTHEASTERN CERRO GORDO COUNTY WILL EXPIRE AT 230 PM CDT... The storm which prompted the warning has moved out of the area. Therefore, the warning will be allowed to expire. A Severe Thunderstorm Watch remains in effect until 1000 PM CDT for north central Iowa. LAT...LON 4292 9332 4311 9321 4306 9302 4291 9303 TIME...MOT...LOC 1928Z 266DEG 34KT 4299 9301 $$ Dodson | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||