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Home Return to list Severe Thunderstorm Warning 0235 Issued by the Davenport / Quad Cities Forecast Office
Action: New Issued At: 2026-08-07 17:27:00
321
WUUS53 KDVN 072226
SVRDVN
IAC011-095-103-113-072315-
/O.NEW.KDVN.SV.W.0235.260807T2226Z-260807T2315Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Quad Cities IA/IL
526 PM CDT Fri Aug 7 2026
The National Weather Service in the Quad Cities has issued a
* Severe Thunderstorm Warning for...
Northern Johnson County in east central Iowa...
Southern Benton County in east central Iowa...
Southwestern Linn County in east central Iowa...
Northeastern Iowa County in east central Iowa...
* Until 615 PM CDT.
* At 525 PM CDT, severe thunderstorms were located along a line
extending from near Hiawatha to near Blairstown, moving southeast
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...
Cedar Rapids, Marengo, Marion, North Liberty, Hiawatha, Robins,
Williamsburg, Fairfax, Solon, Tiffin, Ely, Atkins, Walford, Palo,
Swisher, Newhall, Oxford, Blairstown, Van Horne, and Keystone.
This includes the following highways...
Interstate 80 in Iowa between mile markers 217 and 226.
Interstate 380 between mile markers 3 and 26.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Remain alert for a possible tornado! Tornadoes can develop quickly
from severe thunderstorms. If you spot a tornado go at once into the
basement or small central room in a sturdy structure.
For your protection move to an interior room on the lowest floor of a
sturdy building.
Torrential rainfall is occurring with these storms, and may lead to
flash flooding. Do not drive your vehicle through flooded roadways.
&&
LAT...LON 4212 9213 4204 9186 4207 9164 4186 9143
4186 9137 4177 9137 4166 9204 4196 9230
4208 9230
TIME...MOT...LOC 2225Z 310DEG 56KT 4202 9170 4195 9211
TORNADO...POSSIBLE
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...1.00 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH
$$
Ervin
Action: Continued Issued At: 2026-08-07 17:47:01
073
WWUS53 KDVN 072246
SVSDVN
Severe Weather Statement
National Weather Service Quad Cities IA/IL
546 PM CDT Fri Aug 7 2026
IAC011-095-103-113-072315-
/O.CON.KDVN.SV.W.0235.000000T0000Z-260807T2315Z/
Johnson IA-Benton IA-Linn IA-Iowa IA-
546 PM CDT Fri Aug 7 2026
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 615 PM CDT
FOR NORTHERN JOHNSON...SOUTHERN BENTON...SOUTHWESTERN LINN AND
NORTHEASTERN IOWA COUNTIES...
At 546 PM CDT, severe thunderstorms were located along a line
extending from near Palisades-Kepler State Park to High Amana, moving
southeast at 40 mph.
HAZARD...60 mph wind gusts and penny size hail.
SOURCE...Radar indicated.
IMPACT...Expect damage to roofs, siding, and trees.
Locations impacted include...
Cedar Rapids, Marengo, Marion, North Liberty, Hiawatha, Robins,
Williamsburg, Fairfax, Solon, Tiffin, Ely, Atkins, Walford, Palo,
Swisher, Newhall, Oxford, Blairstown, Van Horne, and Keystone.
This includes the following highways...
Interstate 80 in Iowa between mile markers 217 and 226.
Interstate 380 between mile markers 3 and 26.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Remain alert for a possible tornado! Tornadoes can develop quickly
from severe thunderstorms. If you spot a tornado go at once into the
basement or small central room in a sturdy structure.
For your protection move to an interior room on the lowest floor of a
sturdy building.
Torrential rainfall is occurring with these storms, and may lead to
flash flooding. Do not drive your vehicle through flooded roadways.
&&
LAT...LON 4204 9186 4207 9164 4186 9143 4186 9137
4177 9137 4166 9204 4196 9230 4201 9226
4208 9199
TIME...MOT...LOC 2246Z 318DEG 35KT 4187 9151 4180 9192
TORNADO...POSSIBLE
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...0.75 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH
$$
Ervin
Action: Continued Issued At: 2026-08-07 17:55:31
210
WWUS53 KDVN 072255
SVSDVN
Severe Weather Statement
National Weather Service Quad Cities IA/IL
555 PM CDT Fri Aug 7 2026
IAC011-072304-
/O.CAN.KDVN.SV.W.0235.000000T0000Z-260807T2315Z/
Benton IA-
555 PM CDT Fri Aug 7 2026
...THE SEVERE THUNDERSTORM WARNING FOR SOUTHERN BENTON COUNTY IS
CANCELLED...
The storms which prompted the warning have moved out of the warned
area. Therefore, the warning has been cancelled.
A Severe Thunderstorm Watch remains in effect until 1000 PM CDT for
east central Iowa.
&&
LAT...LON 4185 9180 4193 9150 4186 9143 4186 9137
4177 9137 4169 9188 4178 9193
TIME...MOT...LOC 2254Z 270DEG 56KT 4181 9137 4174 9178
$$
IAC095-103-113-072315-
/O.CON.KDVN.SV.W.0235.000000T0000Z-260807T2315Z/
Johnson IA-Linn IA-Iowa IA-
555 PM CDT Fri Aug 7 2026
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 615 PM CDT
FOR NORTHERN JOHNSON...SOUTH CENTRAL LINN AND EAST CENTRAL IOWA
COUNTIES...
At 554 PM CDT, severe thunderstorms were located along a line
extending from Sutliff to Oxford, moving east at 45 mph.
HAZARD...60 mph wind gusts.
SOURCE...Radar indicated.
IMPACT...Expect damage to roofs, siding, and trees.
Locations impacted include...
North Liberty, Solon, Tiffin, Ely, Swisher, Oxford, Shueyville,
Amana, Lake Macbride State Park, Homestead, Sugar Bottom Camp Ground,
Cou Falls, Sutliff, East Amana, Palisades-Kepler State Park, F.W.
Kent Park, Twin View Heights, and Sandy Beach Camp Ground.
This includes Interstate 380 between mile markers 3 and 13.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
sturdy building.
Torrential rainfall is occurring with these storms, and may lead to
flash flooding. Do not drive your vehicle through flooded roadways.
&&
LAT...LON 4185 9180 4193 9150 4186 9143 4186 9137
4177 9137 4169 9188 4178 9193
TIME...MOT...LOC 2254Z 270DEG 56KT 4181 9137 4174 9178
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...<.75 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH
$$
Ervin
Action: Cancelled Issued At: 2026-08-07 17:55:31
210
WWUS53 KDVN 072255
SVSDVN
Severe Weather Statement
National Weather Service Quad Cities IA/IL
555 PM CDT Fri Aug 7 2026
IAC011-072304-
/O.CAN.KDVN.SV.W.0235.000000T0000Z-260807T2315Z/
Benton IA-
555 PM CDT Fri Aug 7 2026
...THE SEVERE THUNDERSTORM WARNING FOR SOUTHERN BENTON COUNTY IS
CANCELLED...
The storms which prompted the warning have moved out of the warned
area. Therefore, the warning has been cancelled.
A Severe Thunderstorm Watch remains in effect until 1000 PM CDT for
east central Iowa.
&&
LAT...LON 4185 9180 4193 9150 4186 9143 4186 9137
4177 9137 4169 9188 4178 9193
TIME...MOT...LOC 2254Z 270DEG 56KT 4181 9137 4174 9178
$$
IAC095-103-113-072315-
/O.CON.KDVN.SV.W.0235.000000T0000Z-260807T2315Z/
Johnson IA-Linn IA-Iowa IA-
555 PM CDT Fri Aug 7 2026
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 615 PM CDT
FOR NORTHERN JOHNSON...SOUTH CENTRAL LINN AND EAST CENTRAL IOWA
COUNTIES...
At 554 PM CDT, severe thunderstorms were located along a line
extending from Sutliff to Oxford, moving east at 45 mph.
HAZARD...60 mph wind gusts.
SOURCE...Radar indicated.
IMPACT...Expect damage to roofs, siding, and trees.
Locations impacted include...
North Liberty, Solon, Tiffin, Ely, Swisher, Oxford, Shueyville,
Amana, Lake Macbride State Park, Homestead, Sugar Bottom Camp Ground,
Cou Falls, Sutliff, East Amana, Palisades-Kepler State Park, F.W.
Kent Park, Twin View Heights, and Sandy Beach Camp Ground.
This includes Interstate 380 between mile markers 3 and 13.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
sturdy building.
Torrential rainfall is occurring with these storms, and may lead to
flash flooding. Do not drive your vehicle through flooded roadways.
&&
LAT...LON 4185 9180 4193 9150 4186 9143 4186 9137
4177 9137 4169 9188 4178 9193
TIME...MOT...LOC 2254Z 270DEG 56KT 4181 9137 4174 9178
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...<.75 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH
$$
Ervin
Action: Cancelled Issued At: 2026-08-07 18:03:01
511
WWUS53 KDVN 072302
SVSDVN
Severe Weather Statement
National Weather Service Quad Cities IA/IL
602 PM CDT Fri Aug 7 2026
IAC095-103-113-072312-
/O.CAN.KDVN.SV.W.0235.000000T0000Z-260807T2315Z/
Johnson IA-Linn IA-Iowa IA-
602 PM CDT Fri Aug 7 2026
...THE SEVERE THUNDERSTORM WARNING FOR NORTHERN JOHNSON...SOUTH
CENTRAL LINN AND EAST CENTRAL IOWA COUNTIES IS CANCELLED...
The storms which prompted the warning have weakened below severe
limits, and no longer pose an immediate threat to life or property.
Therefore, the warning has been cancelled. However, heavy rain is
still possible with these thunderstorms.
A Severe Thunderstorm Watch remains in effect until 1000 PM CDT for
east central Iowa.
To report severe weather, contact your nearest law enforcement
agency. They will relay your report to the National Weather Service
the Quad Cities.
&&
LAT...LON 4185 9180 4193 9150 4186 9143 4186 9137
4177 9137 4169 9188 4178 9193
TIME...MOT...LOC 2301Z 310DEG 56KT 4173 9124 4166 9165
$$
Ervin
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