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Home Return to list Severe Thunderstorm Warning 0199 Issued by the Wilmington Forecast Office
Action: New Issued At: 2026-08-11 08:23:11
235
WUUS51 KILN 111322
SVRILN
OHC021-023-097-159-111415-
/O.NEW.KILN.SV.W.0199.260811T1322Z-260811T1415Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Wilmington OH
922 AM EDT Tue Aug 11 2026
The National Weather Service in Wilmington has issued a
* Severe Thunderstorm Warning for...
Eastern Champaign County in west central Ohio...
Clark County in west central Ohio...
Southern Union County in central Ohio...
Madison County in central Ohio...
* Until 1015 AM EDT.
* At 922 AM EDT, a severe thunderstorm was located over Urbana,
moving east at 50 mph.
HAZARD...60 mph wind gusts.
SOURCE...Radar indicated.
IMPACT...Expect damage to trees and power lines.
* Locations impacted include...
Springfield, Dublin, Marysville, Urbana, London, Jefferson,
Northridge, Plain City, West Jefferson, Enon, South Charleston,
Mechanicsburg, North Lewisburg, Choctaw Lake, New California, Lake
Darby, Harmony, Lisbon, Brighton, and Milford Center.
This includes the following Interstates...
I-70 in Ohio between mile markers 50 and 86.
I-71 in Ohio between mile markers 84 and 87.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
Large hail, damaging wind, and continuous cloud to ground lightning
are occurring with this storm. Move indoors immediately. Lightning is
one of natures leading killers. Remember, if you can hear thunder,
you are close enough to be struck by lightning.
Torrential rainfall is occurring with this storm, and may lead to
flash flooding. Do not drive your vehicle through flooded roadways.
To report severe weather, go to our website at weather.gov/iln and
submit your report via social media, when you can do so safely.
&&
LAT...LON 4011 8317 4011 8321 4005 8321 4005 8326
4000 8326 3994 8323 3992 8325 3975 8325
3980 8383 3982 8383 3983 8394 4023 8370
4024 8317
TIME...MOT...LOC 1322Z 277DEG 45KT 4013 8373
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...<.75 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH
$$
KC
Action: Continued Issued At: 2026-08-11 08:32:12
498
WWUS51 KILN 111332
SVSILN
Severe Weather Statement
National Weather Service Wilmington OH
932 AM EDT Tue Aug 11 2026
OHC021-023-097-159-111415-
/O.CON.KILN.SV.W.0199.000000T0000Z-260811T1415Z/
Champaign OH-Clark OH-Union OH-Madison OH-
932 AM EDT Tue Aug 11 2026
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 1015 AM EDT
FOR EASTERN CHAMPAIGN AND CLARK COUNTIES IN WEST CENTRAL OHIO...
SOUTHERN UNION AND MADISON COUNTIES IN CENTRAL OHIO...
At 931 AM EDT, a severe thunderstorm was located near Mechanicsburg,
moving east at 45 mph.
HAZARD...60 mph wind gusts.
SOURCE...Radar indicated.
IMPACT...Expect damage to trees and power lines.
Locations impacted include...
Springfield, Dublin, Marysville, Urbana, London, Jefferson,
Northridge, Plain City, West Jefferson, Enon, South Charleston,
Mechanicsburg, North Lewisburg, Choctaw Lake, New California, Lake
Darby, Harmony, Lisbon, Brighton, and Milford Center.
This includes the following Interstates...
I-70 in Ohio between mile markers 50 and 86.
I-71 in Ohio between mile markers 84 and 87.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
Continuous cloud to ground lightning is occurring with this storm.
Move indoors immediately. Lightning is one of natures leading
killers. Remember, if you can hear thunder, you are close enough to
be struck by lightning.
Torrential rainfall is occurring with this storm, and may lead to
flash flooding. Do not drive your vehicle through flooded roadways.
To report severe weather, go to our website at weather.gov/iln and
submit your report via social media, when you can do so safely.
&&
LAT...LON 4011 8317 4011 8321 4005 8321 4005 8326
4000 8326 3994 8323 3992 8325 3975 8325
3980 8383 3982 8383 3983 8394 4023 8370
4024 8317
TIME...MOT...LOC 1331Z 291DEG 40KT 4006 8363
TORNADO...POSSIBLE
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...<.75 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH
$$
KC
Action: Continued Issued At: 2026-08-11 08:40:42
576
WWUS51 KILN 111340
SVSILN
Severe Weather Statement
National Weather Service Wilmington OH
940 AM EDT Tue Aug 11 2026
OHC021-023-097-159-111415-
/O.CON.KILN.SV.W.0199.000000T0000Z-260811T1415Z/
Champaign OH-Clark OH-Union OH-Madison OH-
940 AM EDT Tue Aug 11 2026
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 1015 AM EDT
FOR SOUTHEASTERN CHAMPAIGN AND EASTERN CLARK COUNTIES IN WEST CENTRAL
OHIO...SOUTHERN UNION AND MADISON COUNTIES IN CENTRAL OHIO...
At 940 AM EDT, a severe thunderstorm was located near Mechanicsburg,
moving east at 50 mph.
HAZARD...60 mph wind gusts.
SOURCE...Radar indicated.
IMPACT...Expect damage to trees and power lines.
Locations impacted include...
Springfield, Dublin, Marysville, London, Jefferson, Plain City, West
Jefferson, South Charleston, Mechanicsburg, North Lewisburg, Choctaw
Lake, New California, Lake Darby, Harmony, Lisbon, Brighton, Milford
Center, Lafayette, South Vienna, and Woodstock.
This includes the following Interstates...
I-70 in Ohio between mile markers 57 and 86.
I-71 in Ohio between mile markers 84 and 87.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
Continuous cloud to ground lightning is occurring with this storm.
Move indoors immediately. Lightning is one of natures leading
killers. Remember, if you can hear thunder, you are close enough to
be struck by lightning.
Torrential rainfall is occurring with this storm, and may lead to
flash flooding. Do not drive your vehicle through flooded roadways.
To report severe weather, go to our website at weather.gov/iln and
submit your report via social media, when you can do so safely.
&&
LAT...LON 4011 8317 4011 8321 4005 8321 4005 8326
4000 8326 3994 8323 3992 8325 3975 8325
3980 8383 3982 8383 4023 8355 4024 8317
TIME...MOT...LOC 1340Z 277DEG 45KT 4005 8348
TORNADO...POSSIBLE
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...<.75 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH
$$
KC
Action: Continued Issued At: 2026-08-11 08:57:43
009
WWUS51 KILN 111357
SVSILN
Severe Weather Statement
National Weather Service Wilmington OH
957 AM EDT Tue Aug 11 2026
OHC021-111407-
/O.CAN.KILN.SV.W.0199.000000T0000Z-260811T1415Z/
Champaign OH-
957 AM EDT Tue Aug 11 2026
...THE SEVERE THUNDERSTORM WARNING FOR SOUTHEASTERN CHAMPAIGN COUNTY
IS CANCELLED...
The severe thunderstorm which prompted the warning has moved out of
the warned area. Therefore, the warning has been cancelled.
A Severe Thunderstorm Watch remains in effect until 200 PM EDT for
central and west central Ohio.
&&
LAT...LON 4011 8317 4011 8321 4005 8321 4005 8326
4000 8326 3994 8323 3992 8325 3975 8325
3979 8366 4023 8338 4024 8317
TIME...MOT...LOC 1357Z 277DEG 45KT 4002 8320
$$
OHC023-097-159-111415-
/O.CON.KILN.SV.W.0199.000000T0000Z-260811T1415Z/
Clark OH-Union OH-Madison OH-
957 AM EDT Tue Aug 11 2026
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 1015 AM EDT
FOR SOUTHEASTERN CLARK COUNTY IN WEST CENTRAL OHIO...SOUTHEASTERN
UNION AND MADISON COUNTIES IN CENTRAL OHIO...
At 957 AM EDT, a severe thunderstorm was located over Hilliard,
moving east at 50 mph.
HAZARD...60 mph wind gusts.
SOURCE...Radar indicated.
IMPACT...Expect damage to trees and power lines.
Locations impacted include...
Dublin, Marysville, London, Jefferson, Plain City, West Jefferson,
South Charleston, Choctaw Lake, New California, Lake Darby, Brighton,
Lafayette, Unionville Center, Newport, Rosedale, Resaca, US Route 33
at US Route 42, Madison Lake, Interstate 70 at US Route 42, and
Amity.
This includes the following Interstates...
I-70 in Ohio between mile markers 69 and 86.
I-71 in Ohio between mile markers 84 and 87.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
Continuous cloud to ground lightning is occurring with this storm.
Move indoors immediately. Lightning is one of natures leading
killers. Remember, if you can hear thunder, you are close enough to
be struck by lightning.
Torrential rainfall is occurring with this storm, and may lead to
flash flooding. Do not drive your vehicle through flooded roadways.
To report severe weather, go to our website at weather.gov/iln and
submit your report via social media, when you can do so safely.
&&
LAT...LON 4011 8317 4011 8321 4005 8321 4005 8326
4000 8326 3994 8323 3992 8325 3975 8325
3979 8366 4023 8338 4024 8317
TIME...MOT...LOC 1357Z 277DEG 45KT 4002 8320
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...<.75 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH
$$
KC
Action: Cancelled Issued At: 2026-08-11 08:57:43
009
WWUS51 KILN 111357
SVSILN
Severe Weather Statement
National Weather Service Wilmington OH
957 AM EDT Tue Aug 11 2026
OHC021-111407-
/O.CAN.KILN.SV.W.0199.000000T0000Z-260811T1415Z/
Champaign OH-
957 AM EDT Tue Aug 11 2026
...THE SEVERE THUNDERSTORM WARNING FOR SOUTHEASTERN CHAMPAIGN COUNTY
IS CANCELLED...
The severe thunderstorm which prompted the warning has moved out of
the warned area. Therefore, the warning has been cancelled.
A Severe Thunderstorm Watch remains in effect until 200 PM EDT for
central and west central Ohio.
&&
LAT...LON 4011 8317 4011 8321 4005 8321 4005 8326
4000 8326 3994 8323 3992 8325 3975 8325
3979 8366 4023 8338 4024 8317
TIME...MOT...LOC 1357Z 277DEG 45KT 4002 8320
$$
OHC023-097-159-111415-
/O.CON.KILN.SV.W.0199.000000T0000Z-260811T1415Z/
Clark OH-Union OH-Madison OH-
957 AM EDT Tue Aug 11 2026
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 1015 AM EDT
FOR SOUTHEASTERN CLARK COUNTY IN WEST CENTRAL OHIO...SOUTHEASTERN
UNION AND MADISON COUNTIES IN CENTRAL OHIO...
At 957 AM EDT, a severe thunderstorm was located over Hilliard,
moving east at 50 mph.
HAZARD...60 mph wind gusts.
SOURCE...Radar indicated.
IMPACT...Expect damage to trees and power lines.
Locations impacted include...
Dublin, Marysville, London, Jefferson, Plain City, West Jefferson,
South Charleston, Choctaw Lake, New California, Lake Darby, Brighton,
Lafayette, Unionville Center, Newport, Rosedale, Resaca, US Route 33
at US Route 42, Madison Lake, Interstate 70 at US Route 42, and
Amity.
This includes the following Interstates...
I-70 in Ohio between mile markers 69 and 86.
I-71 in Ohio between mile markers 84 and 87.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
Continuous cloud to ground lightning is occurring with this storm.
Move indoors immediately. Lightning is one of natures leading
killers. Remember, if you can hear thunder, you are close enough to
be struck by lightning.
Torrential rainfall is occurring with this storm, and may lead to
flash flooding. Do not drive your vehicle through flooded roadways.
To report severe weather, go to our website at weather.gov/iln and
submit your report via social media, when you can do so safely.
&&
LAT...LON 4011 8317 4011 8321 4005 8321 4005 8326
4000 8326 3994 8323 3992 8325 3975 8325
3979 8366 4023 8338 4024 8317
TIME...MOT...LOC 1357Z 277DEG 45KT 4002 8320
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...<.75 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH
$$
KC
Action: Cancelled Issued At: 2026-08-11 09:05:43
308
WWUS51 KILN 111405
SVSILN
Severe Weather Statement
National Weather Service Wilmington OH
1005 AM EDT Tue Aug 11 2026
OHC023-111415-
/O.CAN.KILN.SV.W.0199.000000T0000Z-260811T1415Z/
Clark OH-
1005 AM EDT Tue Aug 11 2026
...THE SEVERE THUNDERSTORM WARNING FOR SOUTHEASTERN CLARK COUNTY IS
CANCELLED...
The severe thunderstorm which prompted the warning has moved out of
the warned area. Therefore, the warning has been cancelled.
A Severe Thunderstorm Watch remains in effect until 200 PM EDT for
central Ohio.
&&
LAT...LON 4011 8317 4011 8321 4005 8321 4005 8326
4000 8326 3994 8323 3992 8325 3975 8325
3978 8349 4024 8327 4024 8317
TIME...MOT...LOC 1405Z 277DEG 45KT 4001 8306
$$
OHC097-159-111415-
/O.CON.KILN.SV.W.0199.000000T0000Z-260811T1415Z/
Union OH-Madison OH-
1005 AM EDT Tue Aug 11 2026
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 1015 AM EDT
FOR SOUTHEASTERN UNION AND EASTERN MADISON COUNTIES IN CENTRAL
OHIO...
At 1005 AM EDT, a severe thunderstorm was located over Upper
Arlington, moving east at 50 mph.
HAZARD...60 mph wind gusts.
SOURCE...Radar indicated.
IMPACT...Expect damage to trees and power lines.
Locations impacted include...
Dublin, London, Jefferson, Plain City, West Jefferson, New
California, Lake Darby, Lafayette, Interstate 70 at US Route 42,
Amity, Lilly Chapel, US Route 33 at US Route 42, Watkins, Madison
Lake, and Big Plain.
This includes the following Interstates...
I-70 in Ohio between mile markers 78 and 86.
I-71 in Ohio between mile markers 85 and 87.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
Continuous cloud to ground lightning is occurring with this storm.
Move indoors immediately. Lightning is one of natures leading
killers. Remember, if you can hear thunder, you are close enough to
be struck by lightning.
Torrential rainfall is occurring with this storm, and may lead to
flash flooding. Do not drive your vehicle through flooded roadways.
To report severe weather, go to our website at weather.gov/iln and
submit your report via social media, when you can do so safely.
&&
LAT...LON 4011 8317 4011 8321 4005 8321 4005 8326
4000 8326 3994 8323 3992 8325 3975 8325
3978 8349 4024 8327 4024 8317
TIME...MOT...LOC 1405Z 277DEG 45KT 4001 8306
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...<.75 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH
$$
KC
Action: Continued Issued At: 2026-08-11 09:05:43
308
WWUS51 KILN 111405
SVSILN
Severe Weather Statement
National Weather Service Wilmington OH
1005 AM EDT Tue Aug 11 2026
OHC023-111415-
/O.CAN.KILN.SV.W.0199.000000T0000Z-260811T1415Z/
Clark OH-
1005 AM EDT Tue Aug 11 2026
...THE SEVERE THUNDERSTORM WARNING FOR SOUTHEASTERN CLARK COUNTY IS
CANCELLED...
The severe thunderstorm which prompted the warning has moved out of
the warned area. Therefore, the warning has been cancelled.
A Severe Thunderstorm Watch remains in effect until 200 PM EDT for
central Ohio.
&&
LAT...LON 4011 8317 4011 8321 4005 8321 4005 8326
4000 8326 3994 8323 3992 8325 3975 8325
3978 8349 4024 8327 4024 8317
TIME...MOT...LOC 1405Z 277DEG 45KT 4001 8306
$$
OHC097-159-111415-
/O.CON.KILN.SV.W.0199.000000T0000Z-260811T1415Z/
Union OH-Madison OH-
1005 AM EDT Tue Aug 11 2026
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 1015 AM EDT
FOR SOUTHEASTERN UNION AND EASTERN MADISON COUNTIES IN CENTRAL
OHIO...
At 1005 AM EDT, a severe thunderstorm was located over Upper
Arlington, moving east at 50 mph.
HAZARD...60 mph wind gusts.
SOURCE...Radar indicated.
IMPACT...Expect damage to trees and power lines.
Locations impacted include...
Dublin, London, Jefferson, Plain City, West Jefferson, New
California, Lake Darby, Lafayette, Interstate 70 at US Route 42,
Amity, Lilly Chapel, US Route 33 at US Route 42, Watkins, Madison
Lake, and Big Plain.
This includes the following Interstates...
I-70 in Ohio between mile markers 78 and 86.
I-71 in Ohio between mile markers 85 and 87.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
Continuous cloud to ground lightning is occurring with this storm.
Move indoors immediately. Lightning is one of natures leading
killers. Remember, if you can hear thunder, you are close enough to
be struck by lightning.
Torrential rainfall is occurring with this storm, and may lead to
flash flooding. Do not drive your vehicle through flooded roadways.
To report severe weather, go to our website at weather.gov/iln and
submit your report via social media, when you can do so safely.
&&
LAT...LON 4011 8317 4011 8321 4005 8321 4005 8326
4000 8326 3994 8323 3992 8325 3975 8325
3978 8349 4024 8327 4024 8317
TIME...MOT...LOC 1405Z 277DEG 45KT 4001 8306
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...<.75 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH
$$
KC
Action: Expired Issued At: 2026-08-11 09:13:13
546
WWUS51 KILN 111412
SVSILN
Severe Weather Statement
National Weather Service Wilmington OH
1012 AM EDT Tue Aug 11 2026
OHC097-159-111422-
/O.EXP.KILN.SV.W.0199.000000T0000Z-260811T1415Z/
Union OH-Madison OH-
1012 AM EDT Tue Aug 11 2026
...THE SEVERE THUNDERSTORM WARNING FOR SOUTHEASTERN UNION AND EASTERN
MADISON COUNTIES IN CENTRAL OHIO WILL EXPIRE AT 1015 AM EDT...
The storm which prompted the warning has moved out of the area.
Therefore, the warning will be allowed to expire. However, gusty
winds and heavy rain are still possible with this thunderstorm.
A Severe Thunderstorm Watch remains in effect until 200 PM EDT for
central Ohio.
Please report previous wind damage or hail to the National Weather
Service by going to our website at weather.gov/iln and submitting
your report via social media.
&&
LAT...LON 4011 8317 4011 8321 4005 8321 4005 8326
4000 8326 3994 8323 3992 8325 3975 8325
3978 8349 4024 8327 4024 8317
TIME...MOT...LOC 1412Z 277DEG 45KT 4000 8297
$$
KC
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