Alert archive / Illinois / Freeze Warnings in 2020
Freeze Warning 2, NWS Paducah, KY
NWS Paducah, KY issued this freeze warning at Apr 15, 2020, 1:32 PM CDT for 5 counties in Kentucky; 12 counties in Illinois; Perry County, Missouri. It took effect at Apr 16, 2020, 2:00 AM CDT. It was in force for 5 hr. No storm report in the archive falls inside the area while it was in force.
The area
The counties it named.
The facts
- Issued
- Apr 15, 2020, 1:32 PM CDT (18:32 UTC)
- In effect from
- Apr 16, 2020, 2:00 AM CDT
- Expired
- Apr 16, 2020, 7:00 AM CDT
- In force
- 5 hr
- Issued by
- NWS Paducah, KY
Counties Edwards County, IL, Franklin County, IL, Gallatin County, IL, Hamilton County, IL, Jackson County, IL, Jefferson County, IL, Perry County, IL, Saline County, IL, Wabash County, IL, Wayne County, IL, White County, IL, Williamson County, IL, Daviess County, KY, Henderson County, KY, McLean County, KY, Union County, KY, Webster County, KY, Perry County, MO
The radar
The Evansville,IN radar (KVWX), 67 km from the middle of the area, began a volume at 18:35 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
Nashville Metro, TN (KBNA), launched 12:00Z, 6.5 hours before the alert went out and 255 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
- 2137 m above ground
- 0-6 km bulk shear
- 110 kt
- 0-1 km storm-relative helicity
- -176 m²/s²
- 0-3 km storm-relative helicity
- -91 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The office that day
Everything else NWS Paducah, KY issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 15, 1:32 PM CDT | Frost Advisory | PAH | Ballard, Caldwell, Calloway, Carlisle, Christian, Crittenden and 11 more | 17 hr |
Nearby
Freeze Warnings in Illinois, 2020Freeze Warnings in Kentucky, 2020Freeze Warnings in Missouri, 2020Every freeze warning in 2020
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.