Alert archive / Kentucky / Winter Storm Warnings in 2018
Winter Storm Warning 4, NWS Paducah, KY
NWS Paducah, KY issued this winter storm warning at Mar 11, 2018, 1:37 PM CDT for 17 counties in Kentucky; 4 counties in Illinois. It took effect at Mar 11, 2018, 3:00 PM CDT. It was in force for 11 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
- Mar 11, 2018, 1:37 PM CDT (18:37 UTC)
- In effect from
- Mar 11, 2018, 3:00 PM CDT
- Expired
- Mar 12, 2018, 2:22 AM CDT
- In force
- 11 hr
- Issued by
- NWS Paducah, KY
All 21 counties
Gallatin County, IL, Hardin County, IL, Massac County, IL, Pope County, IL, Ballard County, KY, Caldwell County, KY, Carlisle County, KY, Crittenden County, KY, Daviess County, KY, Graves County, KY, Henderson County, KY, Hickman County, KY, Hopkins County, KY, Livingston County, KY, Lyon County, KY, Marshall County, KY, McCracken County, KY, McLean County, KY, Muhlenberg County, KY, Union County, KY, Webster County, KY
The radar
The Paducah radar (KPAH), 60 km from the middle of the area, began a volume at 18:40 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, 6.6 hours before the alert went out and 187 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
- 590 m above ground
- 0-6 km bulk shear
- 56 kt
- 0-1 km storm-relative helicity
- 1 m²/s²
- 0-3 km storm-relative helicity
- 65 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
What forecasters said that day
The local office's own words before this winter storm warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
NWS Paducah, KY wrote its last area forecast discussion before this winter storm warning went out at Mar 11, 1:13 PM CDT, 24 minutes earlier.
Area forecast discussion, Mar 11, 1:13 PM CDT, 24 minutes before
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</html>Hazardous weather outlook, Mar 11, 4:32 AM CDT, 9 hours 5 minutes before
Hazardous Weather Outlook National Weather Service Paducah KY 432 AM CDT Sun Mar 11 2018 ILZ075>078-080>094-INZ081-082-085>088-KYZ001>022-MOZ076-086-087- 100-107>112-114-120945- Jefferson-Wayne IL-Edwards-Wabash-Perry IL-Franklin-Hamilton- White-Jackson-Williamson-Saline-Gallatin-Union-Johnson-Pope- Hardin-Alexander-Pulaski-Massac-Gibson-Pike-Posey-Vanderburgh- Warrick-Spencer-Fulton-Hickman-Carlisle-Ballard-McCracken-Graves- Livingston-Marshall-Calloway-Crittenden-Lyon-Trigg-Caldwell- Union KY-Webster-Hopkins-Christian-Henderson-Daviess-McLean- Muhlenberg-Todd-Perry MO-Bollinger-Cape Girardeau-Wayne MO-Carter- Ripley-Butler-Stoddard-Scott-Mississippi-New Madrid- 432 AM CDT Sun Mar 11 2018 This Hazardous Weather Outlook is for portions of southern Illinois, southwest Indiana, western Kentucky, and southeast Missouri. .DAY ONE...Today and Tonight A Winter Weather Advisory is in effect for western Kentucky, far southern Illinois, and the Mississippi River counties of southeast Missouri. Rain will change to a burst of heavy wet snow late today or this evening. A quick 1 to 3 inches of snow is expected. Isolated higher amounts are possible in small bands of heavy snow. Please refer to the advisory product for more details. Flood Warnings continue for many area rivers. Rivers and lakes have either reached their flood crest or the flood crest is currently occurring. Please refer to flood statements for details. .DAYS TWO THROUGH SEVEN...Monday through Saturday There is a slight chance for thunderstorms in southeast Missouri, southwest Illinois and far west Kentucky late Friday night, and mainly across portions of southeast Missouri and west Kentucky on Saturday. Severe storms are not expected at this time. .SPOTTER INFORMATION STATEMENT... Spotter activation is not anticipated at this time. However, spotters are encouraged to report snow accumulations or impacts to roads. York
The office that day
Everything else NWS Paducah, KY issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Mar 11, 4:16 AM CDT | Winter Weather Advisory | PAH | Ballard, Caldwell, Calloway, Carlisle, Christian, Crittenden and 16 more | 24 hr |
| Mar 11, 9:38 AM CDT | River Flood Warning | PAH | Muhlenberg | 5 days |
| Mar 11, 1:09 PM CDT | Areal Flood Warning | PAH | Calloway, Graves, Livingston, Lyon, McCracken, Marshall and 1 more | 24 hr |
Nearby
Winter Storm Warnings in Kentucky, 2018Winter Storm Warnings in Illinois, 2018Every winter storm warning in 2018
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.