Alert archive / Illinois / Severe Thunderstorm Warnings in 2023
Severe Thunderstorm Warning 213, NWS Lincoln, IL
NWS Lincoln, IL issued this severe thunderstorm warning at Jul 29, 2023, 5:43 PM CDT for Clay County, Effingham County, Jasper County, Illinois. It was in force for 47 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
- Jul 29, 2023, 5:43 PM CDT (22:43 UTC)
- Expired
- Jul 29, 2023, 6:30 PM CDT
- In force
- 47 min
- Issued by
- NWS Lincoln, IL
- Area
- Storm-based polygon
- Hail
- 1.0 in
- Wind
- 60.0 mph
Counties Clay County, IL, Effingham County, IL, Jasper County, IL
The radar
The Evansville,IN radar (KVWX), 96 km from the middle of the area, began a volume at 22:42 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 |
|---|---|---|---|
| Jul 29, 3:46 PM CDT | Severe Thunderstorm Watch | SPC | 5 hr |
The nearest sounding before it
Lincoln, IL (KILX), launched 12:00Z, 10.7 hours before the alert went out and 135 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.
- Mixed-layer CAPE
- 105 J/kg
- Mixed-layer CIN
- -536 J/kg
- Mixed-layer LCL
- 1292 m above ground
- 0-6 km bulk shear
- 38 kt
- 0-1 km storm-relative helicity
- 64 m²/s²
- 0-3 km storm-relative helicity
- 65 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.1
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 Jul 29, 2:42 PM CDT, 3 hours 1 minute earlier.
Area forecast discussion, Jul 29, 2:42 PM CDT, 3 hours 1 minute before
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</html>Hazardous weather outlook, Jul 29, 3:14 PM CDT, 2 hours 29 minutes before
Hazardous Weather Outlook National Weather Service Lincoln IL 314 PM CDT Sat Jul 29 2023 ILZ040>042-047>057-061>063-302015- Schuyler-Mason-Logan-Cass-Menard-Scott-Morgan-Sangamon-Christian- Macon-Moultrie-Douglas-Coles-Edgar-Shelby-Cumberland-Clark- 314 PM CDT Sat Jul 29 2023 This Hazardous Weather Outlook is for central Illinois, east central Illinois and west central Illinois. .DAY ONE...Tonight. There is a chance of thunderstorms through this evening, and these storms will be capable of producing strong to locally severe wind gusts. .DAYS TWO THROUGH SEVEN...Sunday through Friday. Scattered thunderstorms return to the forecast Tuesday night through Friday. It is too early to determine the severe weather potential. Hot and humid weather could return by late in the work week, with the potential for afternoon heat indices around 100 degrees on Thursday. .SPOTTER INFORMATION STATEMENT... Spotter activation may be needed through 8 PM. Expected storm motion is toward the east-southeast around 30 mph. ILZ066>068-071>073-302015- Effingham-Jasper-Crawford-Clay-Richland-Lawrence- 314 PM CDT Sat Jul 29 2023 This Hazardous Weather Outlook is for southeast Illinois. .DAY ONE...Tonight. A line of thunderstorms will pose a threat for damaging winds this evening, mainly between 5 and 8 PM. .DAYS TWO THROUGH SEVEN...Sunday through Friday. Scattered thunderstorms return to the forecast Tuesday night through Friday. It is too early to determine the severe weather potential. Hot and humid weather could return by late in the work week, with the potential for afternoon heat indices around 100 degrees on Thursday. .SPOTTER INFORMATION STATEMENT... Spotter activation may be needed between 5 and 8 PM. Expected storm motion is toward the east-southeast around 40 mph. ILZ027>031-036>038-043>046-302015- Knox-Stark-Peoria-Marshall-Woodford-Fulton-Tazewell-McLean-De Witt- Piatt-Champaign-Vermilion- 314 PM CDT Sat Jul 29 2023 This Hazardous Weather Outlook is for central Illinois, east central Illinois and west central Illinois. .DAY ONE...Tonight. No hazardous weather is expected at this time. .DAYS TWO THROUGH SEVEN...Sunday through Friday. Scattered thunderstorms return to the forecast Tuesday night through Friday. It is too early to determine the severe weather potential. Hot and humid weather could return by late in the work week, with the potential for afternoon heat indices around 100 degrees on Thursday. .SPOTTER INFORMATION STATEMENT... Spotter activation is not anticipated tonight. Erwin
The office that day
Everything else NWS Lincoln, IL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 29, 12:24 AM CDT | Special Weather Statement | ILX | Champaign | 36 min |
| Jul 29, 1:53 AM CDT | Special Weather Statement | ILX | DeWitt | 37 min |
| Jul 29, 3:05 AM CDT | Special Weather Statement | ILX | Edgar | 25 min |
| Jul 29, 4:26 PM CDT | Severe Thunderstorm Warning | ILX | Clay | 34 min |
| Jul 29, 6:27 PM CDT | Severe Thunderstorm Warning | ILX | Clay, Richland | 33 min |
Nearby
Severe Thunderstorm Warnings in Illinois, 2023Every 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.