Alert archive / Illinois / Freeze Warnings in 2016
Freeze Warning 3, NWS Paducah, KY
NWS Paducah, KY issued this freeze warning at Apr 4, 2016, 4:05 AM CDT for 6 counties in Illinois. It took effect at Apr 5, 2016, 2:00 AM CDT. It was in force for 6 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 4, 2016, 4:05 AM CDT (09:05 UTC)
- In effect from
- Apr 5, 2016, 2:00 AM CDT
- Expired
- Apr 5, 2016, 8:00 AM CDT
- In force
- 6 hr
- Issued by
- NWS Paducah, KY
Counties Edwards County, IL, Hamilton County, IL, Jefferson County, IL, Wabash County, IL, Wayne County, IL, White County, IL
The radar
The Evansville,IN radar (KVWX), 53 km from the middle of the area, began a volume at 09:09 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, 9.1 hours before the alert went out and 208 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
- 2816 m above ground
- 0-6 km bulk shear
- 41 kt
- 0-1 km storm-relative helicity
- 267 m²/s²
- 0-3 km storm-relative helicity
- 567 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
Nearby
Freeze Warnings in Illinois, 2016Every freeze warning in 2016
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.