Alert archive / Illinois / Special Weather Statements in 2021
Special Weather Statement, NWS Lincoln, IL
NWS Lincoln, IL issued this special weather statement at Jun 12, 2021, 3:00 PM CDT for Clark County, Illinois. It was in force for 30 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, 3:00 PM CDT (20:00 UTC)
- Expired
- Jun 12, 2021, 3:30 PM CDT
- In force
- 30 min
- Issued by
- NWS Lincoln, IL
County Clark County, IL
The radar
The Evansville,IN radar (KVWX), 109 km from the middle of the area, began a volume at 20:04 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, 8.0 hours before the alert went out and 128 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
- 897 J/kg
- Mixed-layer CIN
- -111 J/kg
- Mixed-layer LCL
- 1584 m above ground
- 0-6 km bulk shear
- 25 kt
- 0-1 km storm-relative helicity
- 37 m²/s²
- 0-3 km storm-relative helicity
- 29 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
997
WWUS83 KILX 122000
SPSILX
Special Weather Statement
National Weather Service Lincoln IL
300 PM CDT Sat Jun 12 2021
ILZ063-122030-
Clark-
300 PM CDT Sat Jun 12 2021
...SIGNIFICANT WEATHER ADVISORY FOR CENTRAL CLARK COUNTY UNTIL 330 PM
CDT...
At 259 PM CDT, Doppler radar was tracking a strong thunderstorm near
West Union, or 8 miles south of Marshall, moving south at 10 mph.
Penny size hail and wind gusts up to 50 mph will be possible with
this storm.
Locations impacted include...
Marshall, West Union, Orange and Lincoln Trail State Park.
This includes Interstate 70 between mile markers 136 and 144.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
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 3918 8761 3919 8762 3918 8762 3918 8785
3940 8787 3942 8769 3919 8760
TIME...MOT...LOC 1959Z 347DEG 8KT 3928 8775
$$
DeubelbeissThe office that day
Everything else NWS Lincoln, IL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 12, 5:06 PM CDT | Special Weather Statement | ILX | Cumberland | 54 min |
| Jun 12, 5:56 PM CDT | Severe Thunderstorm Warning | ILX | Champaign, Vermilion | 33 min |
| Jun 12, 6:11 PM CDT | Severe Thunderstorm Warning | ILX | Champaign, Vermilion | 18 min |
| Jun 12, 6:21 PM CDT | Flash Flood Warning | ILX | Champaign, Vermilion | 78 min |
| Jun 12, 6:37 PM CDT | Severe Thunderstorm Warning | ILX | Piatt | 38 min |
| Jun 12, 6:41 PM CDT | Severe Thunderstorm Warning | ILX | Christian, Shelby | 38 min |
Nearby
Special Weather Statements in Illinois, 2021Every special weather statement 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.