Alert archive / Illinois / Severe Thunderstorm Warnings in 2021
Severe Thunderstorm Warning 57, NWS St. Louis, MO
NWS St. Louis, MO issued this severe thunderstorm warning at Jun 12, 2021, 7:13 PM CDT for Fayette County, Illinois. It was in force for 26 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
- Jun 12, 2021, 7:13 PM CDT (00:13 UTC)
- Expired
- Jun 12, 2021, 7:39 PM CDT
- In force
- 26 min
- Issued by
- NWS St. Louis, MO
- Area
- Storm-based polygon
- Hail
- 1.0 in
- Wind
- 60.0 mph
County Fayette County, IL
The radar
The Lincoln radar (KILX), 118 km from the middle of the area, began a volume at 00:14 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 00:00Z, 0.2 hours before the alert went out and 123 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
- 1896 J/kg
- Mixed-layer CIN
- -3 J/kg
- Mixed-layer LCL
- 1660 m above ground
- 0-6 km bulk shear
- 19 kt
- 0-1 km storm-relative helicity
- 14 m²/s²
- 0-3 km storm-relative helicity
- 41 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
925
WUUS53 KLSX 130013
SVRLSX
ILC051-130100-
/O.NEW.KLSX.SV.W.0057.210613T0013Z-210613T0100Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service St Louis MO
713 PM CDT Sat Jun 12 2021
The National Weather Service in St Louis has issued a
* Severe Thunderstorm Warning for...
Northern Fayette County in south central Illinois...
* Until 800 PM CDT.
* At 712 PM CDT, a severe thunderstorm was located near Ramsey,
moving southeast at 15 mph.
HAZARD...60 mph wind gusts and quarter size hail.
SOURCE...Radar indicated.
IMPACT...Hail damage to vehicles is expected. Expect wind damage
to roofs, siding, and trees.
* This severe thunderstorm will be near...
Ramsey around 730 PM CDT.
Other locations in the path of this severe thunderstorm include
Wrights Corner.
This also includes Ramsey Lake State Park.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
&&
LAT...LON 3903 8925 3922 8925 3922 8881 3904 8881
TIME...MOT...LOC 0012Z 319DEG 15KT 3923 8915
HAIL...1.00IN
WIND...60MPH
$$
BSH2 follow-up statements
206
WWUS53 KLSX 130032
SVSLSX
Severe Weather Statement
National Weather Service St Louis MO
732 PM CDT Sat Jun 12 2021
ILC051-130100-
/O.CON.KLSX.SV.W.0057.000000T0000Z-210613T0100Z/
Fayette IL-
732 PM CDT Sat Jun 12 2021
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 800 PM CDT
FOR NORTHWESTERN FAYETTE COUNTY...
At 731 PM CDT, a severe thunderstorm was located over Ramsey, moving
southeast at 15 mph.
HAZARD...60 mph wind gusts and quarter size hail.
SOURCE...Radar indicated.
IMPACT...Hail damage to vehicles is expected. Expect wind damage to
roofs, siding, and trees.
This severe thunderstorm will remain over mainly rural areas of
northwestern Fayette County, including the following locations...
Bayle City and Bingham.
This also includes Ramsey Lake State Park.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
&&
LAT...LON 3903 8925 3922 8925 3922 8901 3904 8893
TIME...MOT...LOC 0031Z 319DEG 15KT 3917 8908
HAIL...1.00IN
WIND...60MPH
$$
BSH822
WWUS53 KLSX 130039
SVSLSX
Severe Weather Statement
National Weather Service St Louis MO
739 PM CDT Sat Jun 12 2021
ILC051-130049-
/O.CAN.KLSX.SV.W.0057.000000T0000Z-210613T0100Z/
Fayette IL-
739 PM CDT Sat Jun 12 2021
...THE SEVERE THUNDERSTORM WARNING FOR NORTHWESTERN FAYETTE COUNTY IS
CANCELLED...
The storm which prompted the warning has weakened below severe
limits, and no longer poses an immediate threat to life or property.
Therefore, the warning has been cancelled.
LAT...LON 3903 8925 3922 8925 3922 8901 3904 8893
TIME...MOT...LOC 0034Z 319DEG 15KT 3914 8905
$$
BSHNearby
Severe Thunderstorm Warnings in Illinois, 2021Every severe thunderstorm warning in 2021
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.