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Home Return to list Tornado Warning 0083 Issued by the Davenport / Quad Cities Forecast Office
Action: New Issued At: 2026-08-11 07:36:10
895
WFUS53 KDVN 111236
TORDVN
IAC055-061-111315-
/O.NEW.KDVN.TO.W.0083.260811T1236Z-260811T1315Z/
BULLETIN - EAS ACTIVATION REQUESTED
Tornado Warning
National Weather Service Quad Cities IA/IL
736 AM CDT Tue Aug 11 2026
The National Weather Service in the Quad Cities has issued a
* Tornado Warning for...
Dubuque County in northeastern Iowa...
Eastern Delaware County in northeastern Iowa...
* Until 815 AM CDT.
* At 735 AM CDT, severe thunderstorms capable of producing both
tornadoes and extensive straight line wind damage were located
along a line extending from near Backbone State Park to Oneida to
Turtle Creek Park, moving east 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.
* These dangerous storms will be near...
Edgewood, Earlville, Hopkinton, Greeley, Oneida, Twin Bridges
Park, and Petersburg around 740 AM CDT.
Dyersville, New Vienna, Colesburg, Worthington, and New Wine Park
around 745 AM CDT.
Farley and Luxemburg around 750 AM CDT.
Epworth, Holy Cross, Bankston, Lattnerville, Camp Little Cloud,
and Bankston Park around 755 AM CDT.
Other locations in the path of these tornadic storms include Dubuque,
Asbury, Peosta, Rickardsville, Centralia, Graf, Cottage Hill, Five
Points, East Rickardsville, Sherrill, Sageville, Balltown, Durango,
Dubuque Regional Airport, Center Grove, Swiss Valley Park, Dubuque
County Fairgrounds, Waupeton, Edmore, Key West, Rockdale, Mines of
Spain and Finleys Landing Park.
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.
This line of thunderstorms is capable of producing tornadoes and
widespread significant wind damage. Do not wait to see or hear the
tornado. For your protection move to an interior room on the lowest
floor of a building.
&&
LAT...LON 4264 9072 4254 9064 4247 9065 4244 9057
4242 9056 4238 9049 4238 9066 4230 9067
4234 9141 4252 9143 4261 9152 4265 9151
4265 9090 4267 9089
TIME...MOT...LOC 1235Z 267DEG 49KT 4263 9149 4253 9137 4240 9134
TORNADO...RADAR INDICATED
MAX HAIL SIZE...<.75 IN
$$
Gibbs
Action: Continued Issued At: 2026-08-11 07:51:41
327
WWUS53 KDVN 111251
SVSDVN
Severe Weather Statement
National Weather Service Quad Cities IA/IL
751 AM CDT Tue Aug 11 2026
IAC055-061-111315-
/O.CON.KDVN.TO.W.0083.000000T0000Z-260811T1315Z/
Dubuque IA-Delaware IA-
751 AM CDT Tue Aug 11 2026
...A TORNADO WARNING REMAINS IN EFFECT UNTIL 815 AM CDT FOR DUBUQUE
AND NORTHEASTERN DELAWARE COUNTIES...
At 751 AM CDT, a severe squall line capable of producing both
tornadoes and extensive straight line wind damage was located along a
line extending from New Vienna to Farley to Cascade, 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.
These dangerous storms will be near...
Epworth, Farley, Peosta, New Vienna, Holy Cross, Luxemburg,
Centralia, Bernard, Bankston, and Graf around 755 AM CDT.
Other locations in the path of these tornadic storms include Dubuque,
Asbury, Rickardsville, Dubuque Regional Airport, Cottage Hill, Five
Points, East Rickardsville, Swiss Valley Park, Dubuque County
Fairgrounds, East Dubuque, Sherrill, Sageville, Zwingle, Durango, Key
West, Center Grove, Rockdale, Mines of Spain, Lock And Dam 11, Edmore
and Massey.
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.
This line of thunderstorms is capable of producing tornadoes and
widespread significant wind damage. Do not wait to see or hear the
tornado. For your protection move to an interior room on the lowest
floor of a building.
&&
LAT...LON 4238 9049 4238 9066 4230 9067 4230 9074
4232 9112 4252 9129 4258 9133 4265 9137
4265 9088 4267 9087 4264 9072 4254 9064
4247 9065 4244 9057 4242 9056
TIME...MOT...LOC 1251Z 273DEG 53KT 4256 9114 4246 9102 4233 9101
TORNADO...RADAR INDICATED
MAX HAIL SIZE...<.75 IN
$$
Gibbs
Action: Continued Issued At: 2026-08-11 07:58:56
583
WWUS53 KDVN 111258
SVSDVN
Severe Weather Statement
National Weather Service Quad Cities IA/IL
758 AM CDT Tue Aug 11 2026
IAC055-111307-
/O.CAN.KDVN.TO.W.0083.000000T0000Z-260811T1315Z/
Delaware IA-
758 AM CDT Tue Aug 11 2026
...THE TORNADO WARNING FOR NORTHEASTERN DELAWARE 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 200 PM CDT for
northwestern Illinois...and northeastern and east central Iowa.
&&
LAT...LON 4257 9067 4254 9064 4249 9066 4247 9065
4244 9057 4242 9055 4238 9050 4238 9066
4230 9067 4232 9112 4248 9114 4265 9113
TIME...MOT...LOC 1257Z 267DEG 49KT 4256 9103 4246 9091 4233 9090
$$
IAC061-111315-
/O.CON.KDVN.TO.W.0083.000000T0000Z-260811T1315Z/
Dubuque IA-
758 AM CDT Tue Aug 11 2026
...A TORNADO WARNING REMAINS IN EFFECT UNTIL 815 AM CDT FOR DUBUQUE
COUNTY...
At 757 AM CDT, a severe squall line capable of producing both
tornadoes and extensive straight line wind damage was located along a
line extending from near Holy Cross to Epworth to Fillmore Recreation
Area, moving east at 55 mph.
HAZARD...Tornado.
SOURCE...Radar indicated rotation.
IMPACT...Flying debris will be dangerous to those caught without
shelter. Mobile homes will be damaged or destroyed. Damage
to roofs, windows, and vehicles will occur. Tree damage is
likely.
These dangerous storms will be near...
Dubuque, Asbury, Peosta, Rickardsville, Centralia, Zwingle,
Durango, Graf, Key West, and Dubuque Regional Airport around 805
AM CDT.
Sageville, Lock And Dam 11, Edmore, and Massey around 810 AM CDT.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
TAKE COVER NOW! Move to a basement or an interior room on the lowest
floor of a sturdy building. Avoid windows. If you are outdoors, in a
mobile home, or in a vehicle, move to the closest substantial shelter
and protect yourself from flying debris.
This line of thunderstorms is capable of producing tornadoes and
widespread significant wind damage. Do not wait to see or hear the
tornado. For your protection move to an interior room on the lowest
floor of a building.
&&
LAT...LON 4257 9067 4254 9064 4249 9066 4247 9065
4244 9057 4242 9055 4238 9050 4238 9066
4230 9067 4232 9112 4248 9114 4265 9113
TIME...MOT...LOC 1257Z 267DEG 49KT 4256 9103 4246 9091 4233 9090
TORNADO...RADAR INDICATED
MAX HAIL SIZE...<.75 IN
$$
Gibbs
Action: Cancelled Issued At: 2026-08-11 07:58:56
583
WWUS53 KDVN 111258
SVSDVN
Severe Weather Statement
National Weather Service Quad Cities IA/IL
758 AM CDT Tue Aug 11 2026
IAC055-111307-
/O.CAN.KDVN.TO.W.0083.000000T0000Z-260811T1315Z/
Delaware IA-
758 AM CDT Tue Aug 11 2026
...THE TORNADO WARNING FOR NORTHEASTERN DELAWARE 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 200 PM CDT for
northwestern Illinois...and northeastern and east central Iowa.
&&
LAT...LON 4257 9067 4254 9064 4249 9066 4247 9065
4244 9057 4242 9055 4238 9050 4238 9066
4230 9067 4232 9112 4248 9114 4265 9113
TIME...MOT...LOC 1257Z 267DEG 49KT 4256 9103 4246 9091 4233 9090
$$
IAC061-111315-
/O.CON.KDVN.TO.W.0083.000000T0000Z-260811T1315Z/
Dubuque IA-
758 AM CDT Tue Aug 11 2026
...A TORNADO WARNING REMAINS IN EFFECT UNTIL 815 AM CDT FOR DUBUQUE
COUNTY...
At 757 AM CDT, a severe squall line capable of producing both
tornadoes and extensive straight line wind damage was located along a
line extending from near Holy Cross to Epworth to Fillmore Recreation
Area, moving east at 55 mph.
HAZARD...Tornado.
SOURCE...Radar indicated rotation.
IMPACT...Flying debris will be dangerous to those caught without
shelter. Mobile homes will be damaged or destroyed. Damage
to roofs, windows, and vehicles will occur. Tree damage is
likely.
These dangerous storms will be near...
Dubuque, Asbury, Peosta, Rickardsville, Centralia, Zwingle,
Durango, Graf, Key West, and Dubuque Regional Airport around 805
AM CDT.
Sageville, Lock And Dam 11, Edmore, and Massey around 810 AM CDT.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
TAKE COVER NOW! Move to a basement or an interior room on the lowest
floor of a sturdy building. Avoid windows. If you are outdoors, in a
mobile home, or in a vehicle, move to the closest substantial shelter
and protect yourself from flying debris.
This line of thunderstorms is capable of producing tornadoes and
widespread significant wind damage. Do not wait to see or hear the
tornado. For your protection move to an interior room on the lowest
floor of a building.
&&
LAT...LON 4257 9067 4254 9064 4249 9066 4247 9065
4244 9057 4242 9055 4238 9050 4238 9066
4230 9067 4232 9112 4248 9114 4265 9113
TIME...MOT...LOC 1257Z 267DEG 49KT 4256 9103 4246 9091 4233 9090
TORNADO...RADAR INDICATED
MAX HAIL SIZE...<.75 IN
$$
Gibbs
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