Alert archive / Illinois / Severe Thunderstorm Warnings in 2023

Severe Thunderstorm Warning 243, NWS Lincoln, IL

August 25, 20234 counties in Illinois

NWS Lincoln, IL issued this severe thunderstorm warning at Aug 25, 2023, 7:50 PM CDT for 4 counties in Illinois. It was in force for 25 min. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued: Aug 25, 2023, 7:50 PM CDT (00:50 UTC)
Expired: Aug 25, 2023, 8:15 PM CDT
In force: 25 min
Issued by: NWS Lincoln, IL
Area: Storm-based polygon
Damage threat: Considerable
Hail: 0.75 in
Wind: 70.0 mph

Counties Logan County, IL, Mason County, IL, Menard County, IL, Sangamon County, IL

The radar

The Lincoln radar (KILX), 32 km from the middle of the area, began a volume at 00:50 UTC, the scan nearest the moment this went out.

Open the radar archive at this moment

The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.

The watch it was issued in

The SPC watch in force over the same counties when this warning went out.

Issued	Product	Office	Lasted
Aug 25, 7:09 PM CDT	Severe Thunderstorm Watch	SPC	7 hr

What forecasters said that day

The local office's own words before this severe thunderstorm warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Lincoln, IL wrote its last area forecast discussion before this severe thunderstorm warning went out at Aug 25, 6:06 PM CDT, 1 hour 44 minutes earlier.

Area forecast discussion, Aug 25, 6:06 PM CDT, 1 hour 44 minutes before

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Hazardous weather outlook, Aug 25, 3:26 PM CDT, 4 hours 24 minutes before

Hazardous Weather Outlook
National Weather Service Lincoln IL
326 PM CDT Fri Aug 25 2023

ILZ028-030-262030-
Stark-Marshall-
326 PM CDT Fri Aug 25 2023

This Hazardous Weather Outlook is for central Illinois.

.DAY ONE...Tonight.

Isolated to scattered thunderstorms are possible through this
evening. There is a marginal risk (level 1 of 5) of severe storms
with damaging winds and hail possible.

.DAYS TWO THROUGH SEVEN...Saturday through Thursday.

No hazardous weather is expected at this time.

.SPOTTER INFORMATION STATEMENT...

Spotter activation may be needed this evening.

ILZ027-029-031-036>038-040>057-061>063-067-068-262030-
Knox-Peoria-Woodford-Fulton-Tazewell-McLean-Schuyler-Mason-Logan-
De Witt-Piatt-Champaign-Vermilion-Cass-Menard-Scott-Morgan-Sangamon-
Christian-Macon-Moultrie-Douglas-Coles-Edgar-Shelby-Cumberland-Clark-
Jasper-Crawford-
326 PM CDT Fri Aug 25 2023

This Hazardous Weather Outlook is for central Illinois, east
central Illinois, southeast Illinois and west central Illinois.

.DAY ONE...Tonight.

Dangerous heat will continue into this evening with heat index
readings of 110 to 115 degrees.

Isolated to scattered thunderstorms are possible through this
evening. There is a slight risk (level 2 of 5) of severe storms with
damaging winds and hail possible.

.DAYS TWO THROUGH SEVEN...Saturday through Thursday.

Isolated thunderstorms are possible south of I-74 Saturday morning.
These are not expected to be severe.

.SPOTTER INFORMATION STATEMENT...

Spotter activation may be needed this evening.

ILZ066-071>073-262030-
Effingham-Clay-Richland-Lawrence-
326 PM CDT Fri Aug 25 2023

This Hazardous Weather Outlook is for southeast Illinois.

.DAY ONE...Tonight.

Dangerous heat will continue into this evening with peak heat index
readings of 110 to 120 degrees.

Isolated thunderstorms are possible this evening and tonight over
southeast IL. There is marginal risk (level 1 of 5) of severe storms
this evening with damaging winds and hail possible.

.DAYS TWO THROUGH SEVEN...Saturday through Thursday.

Isolated thunderstorms are possible Saturday. These are not expected
to be severe.

.SPOTTER INFORMATION STATEMENT...

Spotter activation may be needed this evening.

Deubelbeiss

In the hours before

Special weather statement, Aug 25, 4:15 PM CDT, 3 hours 35 minutes before

Special Weather Statement
National Weather Service Lincoln IL
415 PM CDT Fri Aug 25 2023

ILZ066-252145-
Effingham-
415 PM CDT Fri Aug 25 2023

...A strong thunderstorm will impact portions of southern Effingham
County through 445 PM CDT...

At 414 PM CDT, Doppler radar was tracking a strong thunderstorm near
Altamont, or 14 miles southwest of Effingham, moving east at 35 mph.

HAZARD...Wind gusts up to 50 mph.

SOURCE...Radar indicated.

IMPACT...Gusty winds could knock down tree limbs and blow around
         unsecured objects.

This strong thunderstorm will be near...
  Edgewood around 425 PM CDT.

Other locations in the path of this storm include Watson and
Dieterich.

This includes the following highways...
 Interstate 57 between mile markers 144 and 156.
 Interstate 70 between mile markers 79 and 89.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If outdoors, consider seeking shelter inside a building.

Torrential rainfall is also occurring with this storm and may lead to
localized flooding. Do not drive your vehicle through flooded
roadways.

Frequent cloud to ground lightning is occurring with this storm.
Lightning can strike 10 miles away from a thunderstorm. Seek a safe
shelter inside a building or vehicle.

&&

LAT...LON 3909 8880 3908 8837 3892 8837 3892 8881
TIME...MOT...LOC 2114Z 273DEG 30KT 3898 8876

MAX HAIL SIZE...0.00 IN
MAX WIND GUST...50 MPH

25

Local storm report, Aug 25, 5:39 PM CDT, 2 hours 11 minutes before

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Local storm report, Aug 25, 7:26 PM CDT, 24 minutes before

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The office that day

Everything else NWS Lincoln, IL issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Aug 25, 7:16 PM CDT	Severe Thunderstorm Warning	ILX	Cass, Logan, Mason, Menard	44 min
Aug 25, 7:22 PM CDT	Severe Thunderstorm Warning	ILX	Logan, Mason, Tazewell	53 min
Aug 25, 8:10 PM CDT	Severe Thunderstorm Warning	ILX	Christian, DeWitt, Logan, Macon, Sangamon	50 min
Aug 25, 8:26 PM CDT	Severe Thunderstorm Warning	ILX	DeWitt, Logan, McLean, Tazewell	64 min
Aug 25, 8:59 PM CDT	Severe Thunderstorm Warning	ILX	Christian, Coles, Douglas, Macon, Moultrie, Piatt and 1 more	61 min
Aug 25, 9:52 PM CDT	Severe Thunderstorm Warning	ILX	Champaign, Douglas, Edgar, Vermilion	53 min
Aug 25, 10:00 PM CDT	Severe Thunderstorm Warning	ILX	Champaign, Vermilion	45 min
Aug 25, 10:21 PM CDT	Severe Thunderstorm Warning	ILX	Edgar	24 min
Aug 25, 11:32 PM CDT	Special Weather Statement	ILX	Christian	28 min
Aug 26, 12:22 AM CDT	Special Weather Statement	ILX	Crawford	23 min
Aug 26, 12:33 AM CDT	Severe Thunderstorm Warning	ILX	Crawford, Jasper	27 min
Aug 26, 12:40 AM CDT	Special Weather Statement	ILX	Scott	20 min
Aug 26, 1:46 AM CDT	Special Weather Statement	ILX	Shelby	14 min
Aug 26, 2:03 AM CDT	Special Weather Statement	ILX	Shelby	27 min
Aug 26, 2:30 PM CDT	Tornado Warning Tornado observed	ILX	Fulton	30 min

Nearby

Severe Thunderstorm Warnings in Illinois, 2023 Every severe thunderstorm warning in 2023

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; radar from the NEXRAD Level II archive.