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Home Return to list Tornado Warning 0078 Issued by the Des Moines Forecast Office
Action: New Issued At: 2026-08-13 06:49:07
338
WFUS53 KDMX 131148
TORDMX
IAC099-127-153-169-131215-
/O.NEW.KDMX.TO.W.0078.260813T1148Z-260813T1215Z/
BULLETIN - EAS ACTIVATION REQUESTED
Tornado Warning
National Weather Service Des Moines IA
648 AM CDT Thu Aug 13 2026
The National Weather Service in Des Moines has issued a
* Tornado Warning for...
Northeastern Polk County in central Iowa...
Southeastern Story County in central Iowa...
Western Marshall County in central Iowa...
Northwestern Jasper County in central Iowa...
* Until 715 AM CDT.
* At 648 AM CDT, a tornado producing storm was located over Maxwell,
or 8 miles south of Nevada, moving northeast at 70 mph.
HAZARD...Damaging tornado.
SOURCE...Radar confirmed tornado.
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 tornadic storm will be near...
State Center, Colo, and Collins around 655 AM CDT.
Clemons around 705 AM CDT.
Other locations impacted by this tornadic thunderstorm include
Collins, Rhodes, St. Anthony, Maxwell, Clemons, Cambridge, and Colo.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
To repeat, a tornado is on the ground. 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 4183 9346 4190 9354 4220 9317 4189 9310
TIME...MOT...LOC 1148Z 231DEG 62KT 4190 9341
TORNADO...OBSERVED
MAX HAIL SIZE...<.75 IN
$$
Hahn
Action: Continued Issued At: 2026-08-13 06:56:07
445
WWUS53 KDMX 131155
SVSDMX
Severe Weather Statement
National Weather Service Des Moines IA
655 AM CDT Thu Aug 13 2026
IAC099-131205-
/O.CAN.KDMX.TO.W.0078.000000T0000Z-260813T1215Z/
Jasper IA-
655 AM CDT Thu Aug 13 2026
...THE TORNADO WARNING FOR NORTHWESTERN JASPER COUNTY IS CANCELLED...
The tornadic thunderstorm which prompted the warning has moved out
of the warned area. Therefore, the warning has been cancelled.
A Severe Thunderstorm Watch remains in effect until 1100 AM CDT for
central Iowa.
LAT...LON 4186 9344 4192 9349 4220 9317 4189 9310
TIME...MOT...LOC 1155Z 237DEG 46KT 4190 9335
$$
IAC127-153-169-131215-
/O.CON.KDMX.TO.W.0078.000000T0000Z-260813T1215Z/
Polk IA-Story IA-Marshall IA-
655 AM CDT Thu Aug 13 2026
...A TORNADO WARNING REMAINS IN EFFECT UNTIL 715 AM CDT FOR
NORTHEASTERN POLK...SOUTHEASTERN STORY AND WESTERN MARSHALL
COUNTIES...
At 655 AM CDT, a severe thunderstorm capable of producing a tornado
was located over Collins, or 9 miles southeast of Nevada, moving
northeast at 55 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...
Collins and Rhodes around 700 AM CDT.
State Center around 705 AM CDT.
Other locations impacted by this tornadic thunderstorm include St.
Anthony, Collins, Maxwell, Rhodes, Clemons, and Colo.
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 4186 9344 4192 9349 4220 9317 4189 9310
TIME...MOT...LOC 1155Z 237DEG 46KT 4190 9335
TORNADO...RADAR INDICATED
MAX HAIL SIZE...0.00 IN
$$
Hahn
Action: Cancelled Issued At: 2026-08-13 06:56:07
445
WWUS53 KDMX 131155
SVSDMX
Severe Weather Statement
National Weather Service Des Moines IA
655 AM CDT Thu Aug 13 2026
IAC099-131205-
/O.CAN.KDMX.TO.W.0078.000000T0000Z-260813T1215Z/
Jasper IA-
655 AM CDT Thu Aug 13 2026
...THE TORNADO WARNING FOR NORTHWESTERN JASPER COUNTY IS CANCELLED...
The tornadic thunderstorm which prompted the warning has moved out
of the warned area. Therefore, the warning has been cancelled.
A Severe Thunderstorm Watch remains in effect until 1100 AM CDT for
central Iowa.
LAT...LON 4186 9344 4192 9349 4220 9317 4189 9310
TIME...MOT...LOC 1155Z 237DEG 46KT 4190 9335
$$
IAC127-153-169-131215-
/O.CON.KDMX.TO.W.0078.000000T0000Z-260813T1215Z/
Polk IA-Story IA-Marshall IA-
655 AM CDT Thu Aug 13 2026
...A TORNADO WARNING REMAINS IN EFFECT UNTIL 715 AM CDT FOR
NORTHEASTERN POLK...SOUTHEASTERN STORY AND WESTERN MARSHALL
COUNTIES...
At 655 AM CDT, a severe thunderstorm capable of producing a tornado
was located over Collins, or 9 miles southeast of Nevada, moving
northeast at 55 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...
Collins and Rhodes around 700 AM CDT.
State Center around 705 AM CDT.
Other locations impacted by this tornadic thunderstorm include St.
Anthony, Collins, Maxwell, Rhodes, Clemons, and Colo.
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 4186 9344 4192 9349 4220 9317 4189 9310
TIME...MOT...LOC 1155Z 237DEG 46KT 4190 9335
TORNADO...RADAR INDICATED
MAX HAIL SIZE...0.00 IN
$$
Hahn
Action: Expired Issued At: 2026-08-13 07:13:08 943 WWUS53 KDMX 131212 SVSDMX Severe Weather Statement National Weather Service Des Moines IA 712 AM CDT Thu Aug 13 2026 IAC127-153-169-131222- /O.EXP.KDMX.TO.W.0078.000000T0000Z-260813T1215Z/ Polk IA-Story IA-Marshall IA- 712 AM CDT Thu Aug 13 2026 ...THE TORNADO WARNING FOR NORTHEASTERN POLK...SOUTHEASTERN STORY AND WESTERN MARSHALL COUNTIES WILL EXPIRE AT 715 AM CDT... The storm which prompted the warning has weakened below severe limits, and no longer appears capable of producing a tornado. Therefore, the warning will be allowed to expire. A Severe Thunderstorm Watch remains in effect until 1100 AM CDT for central Iowa. Remember, a Severe Thunderstorm Warning still remains in effect for southeast Story and Marshall Counties until 800 AM CDT. LAT...LON 4186 9344 4192 9349 4220 9317 4189 9310 TIME...MOT...LOC 1212Z 231DEG 62KT 4205 9310 $$ Hahn | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||