Alert archive / Illinois / Severe Thunderstorm Warnings in 2022
Severe Thunderstorm Warning 21, NWS Lincoln, IL
NWS Lincoln, IL issued this severe thunderstorm warning at Apr 29, 2022, 6:42 PM CDT for Morgan County, Scott County, Illinois. It was in force for 33 min. No storm report in the archive falls inside the area while it was in force.
The area
The outline as issued.
The facts
- Issued
- Apr 29, 2022, 6:42 PM CDT (23:42 UTC)
- Expired
- Apr 29, 2022, 7:15 PM CDT
- In force
- 33 min
- Issued by
- NWS Lincoln, IL
- Area
- Storm-based polygon
- Hail
- 1.0 in
- Wind
- 50.0 mph
Counties Morgan County, IL, Scott County, IL
The radar
The St Louis radar (KLSX), 101 km from the middle of the area, began a volume at 23:44 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 nearest sounding before it
Lincoln, IL (KILX), launched 12:00Z, 11.7 hours before the alert went out and 168 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
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 1442 m above ground
- 0-6 km bulk shear
- 14 kt
- 0-1 km storm-relative helicity
- 84 m²/s²
- 0-3 km storm-relative helicity
- 94 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
981
WUUS53 KILX 292342
SVRILX
ILC137-171-300015-
/O.NEW.KILX.SV.W.0021.220429T2342Z-220430T0015Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Lincoln IL
642 PM CDT Fri Apr 29 2022
The National Weather Service in Lincoln has issued a
* Severe Thunderstorm Warning for...
Southern Scott County in west central Illinois...
Southwestern Morgan County in west central Illinois...
* Until 715 PM CDT.
* At 642 PM CDT, a severe thunderstorm was located near Alsey, or 7
miles south of Winchester, moving east at 35 mph.
HAZARD...Quarter size hail.
SOURCE...Radar indicated.
IMPACT...Damage to vehicles is expected.
* This severe thunderstorm will be near...
Alsey around 650 PM CDT.
Manchester around 700 PM CDT.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
Torrential rainfall is occurring with this storm, and may lead to
flash flooding. Do not drive your vehicle through flooded roadways.
&&
LAT...LON 3964 9034 3964 9030 3952 9030 3952 9058
3956 9057 3958 9058
TIME...MOT...LOC 2342Z 254DEG 27KT 3953 9049
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...1.00 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...<50 MPH
$$
NMB3 follow-up statements
256
WWUS53 KILX 292353
SVSILX
Severe Weather Statement
National Weather Service Lincoln IL
653 PM CDT Fri Apr 29 2022
ILC137-171-300015-
/O.CON.KILX.SV.W.0021.000000T0000Z-220430T0015Z/
Scott-Morgan-
653 PM CDT Fri Apr 29 2022
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 715 PM CDT
FOR SOUTHEASTERN SCOTT AND SOUTHWESTERN MORGAN COUNTIES...
At 652 PM CDT, a severe thunderstorm was located over Manchester, or
near White Hall, moving east at 35 mph.
HAZARD...Quarter size hail.
SOURCE...Radar indicated.
IMPACT...Damage to vehicles is expected.
This severe thunderstorm will remain over mainly rural areas of
southeastern Scott and southwestern Morgan Counties, including the
following locations... Glasgow.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
Torrential rainfall is occurring with this storm, and may lead to
flash flooding. Do not drive your vehicle through flooded roadways.
&&
LAT...LON 3952 9053 3959 9054 3964 9034 3964 9030
3952 9030
TIME...MOT...LOC 2352Z 256DEG 28KT 3954 9038
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...1.00 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...<50 MPH
$$
NMB008 WWUS53 KILX 300000 SVSILX Severe Weather Statement National Weather Service Lincoln IL 700 PM CDT Fri Apr 29 2022 ILC137-171-300015- /O.CON.KILX.SV.W.0021.000000T0000Z-220430T0015Z/ Scott-Morgan- 700 PM CDT Fri Apr 29 2022 ...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 715 PM CDT FOR SOUTHEASTERN SCOTT AND SOUTH CENTRAL MORGAN COUNTIES... At 700 PM CDT, a severe thunderstorm was located over Manchester, or 7 miles northeast of White Hall, moving east at 25 mph. HAZARD...Quarter size hail. SOURCE...Radar indicated. IMPACT...Damage to vehicles is expected. Locations impacted include... Manchester, Alsey and Glasgow. PRECAUTIONARY/PREPAREDNESS ACTIONS... For your protection move to an interior room on the lowest floor of a building. Torrential rainfall is occurring with this storm, and may lead to flash flooding. Do not drive your vehicle through flooded roadways. && LAT...LON 3952 9049 3955 9049 3961 9030 3952 9030 TIME...MOT...LOC 0000Z 259DEG 22KT 3953 9035 HAIL THREAT...RADAR INDICATED MAX HAIL SIZE...1.00 IN WIND THREAT...RADAR INDICATED MAX WIND GUST...<50 MPH $$ NMB
744
WWUS53 KILX 300012
SVSILX
Severe Weather Statement
National Weather Service Lincoln IL
712 PM CDT Fri Apr 29 2022
ILC137-171-300020-
/O.EXP.KILX.SV.W.0021.000000T0000Z-220430T0015Z/
Scott-Morgan-
712 PM CDT Fri Apr 29 2022
...THE SEVERE THUNDERSTORM WARNING FOR SOUTHEASTERN SCOTT AND SOUTH
CENTRAL MORGAN COUNTIES WILL EXPIRE AT 715 PM CDT...
The storm which prompted the warning has weakened below severe
limits, and has exited the warned area. Therefore, the warning will
be allowed to expire. However heavy rain is still possible with this
thunderstorm.
LAT...LON 3952 9049 3955 9049 3961 9030 3952 9030
TIME...MOT...LOC 0010Z 254DEG 27KT 3955 9025
$$
NMBNearby
Severe Thunderstorm Warnings in Illinois, 2022Every severe thunderstorm warning in 2022
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.