Alert archive / Kentucky / Frost Advisories in 2021
Frost Advisory 8, NWS Jackson, KY
NWS Jackson, KY issued this frost advisory at Oct 26, 2021, 3:32 PM EDT for 10 counties in Kentucky. It took effect at Oct 27, 2021, 3:00 AM EDT. It was in force for 6 hr.
The area
The counties it named.
The facts
- Issued
- Oct 26, 2021, 3:32 PM EDT (19:32 UTC)
- In effect from
- Oct 27, 2021, 3:00 AM EDT
- Expired
- Oct 27, 2021, 9:00 AM EDT
- In force
- 6 hr
- Issued by
- NWS Jackson, KY
Counties Bath County, KY, Estill County, KY, Fleming County, KY, Jackson County, KY, Menifee County, KY, Montgomery County, KY, Powell County, KY, Pulaski County, KY, Rockcastle County, KY, Rowan County, KY
The radar
The Jackson,KY radar (KJKL), 58 km from the middle of the area, began a volume at 19:31 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
Cncnati-Daytn, OH (KILN), launched 12:00Z, 7.5 hours before the alert went out and 180 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
- 4 J/kg
- Mixed-layer CIN
- -2 J/kg
- Mixed-layer LCL
- 747 m above ground
- 0-6 km bulk shear
- 68 kt
- 0-1 km storm-relative helicity
- -154 m²/s²
- 0-3 km storm-relative helicity
- 5 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
067 WWUS73 KJKL 261932 NPWJKL URGENT - WEATHER MESSAGE National Weather Service Jackson KY 332 PM EDT Tue Oct 26 2021 KYZ044-050>052-058>060-068-069-079-270345- /O.NEW.KJKL.FR.Y.0008.211027T0700Z-211027T1300Z/ Fleming-Montgomery-Bath-Rowan-Estill-Powell-Menifee-Rockcastle- Jackson-Pulaski- Including the cities of Flemingsburg, Camargo, Jeffersonville, Mount Sterling, Owingsville, Morehead, Irvine, Ravenna, Clay City, Stanton, Frenchburg, Brodhead, Mount Vernon, McKee, Annville, Burnside, and Somerset 332 PM EDT Tue Oct 26 2021 ...FROST ADVISORY IN EFFECT FROM 3 AM TO 9 AM EDT WEDNESDAY... * WHAT...Temperatures as low as 33 to 36 will result in areas of frost formation in the sheltered valleys. * WHERE...Fleming, Montgomery, Bath, Rowan, Estill, Powell, Menifee, Rockcastle, Jackson and Pulaski Counties. * WHEN...From 3 AM to 9 AM EDT Wednesday. * IMPACTS...Frost could kill or damage sensitive outdoor vegetation that is left uncovered. PRECAUTIONARY/PREPAREDNESS ACTIONS... Take steps now to protect tender plants from the cold. && $$ JP
2 follow-up statements
449 WWUS73 KJKL 270256 NPWJKL URGENT - WEATHER MESSAGE National Weather Service Jackson KY 1056 PM EDT Tue Oct 26 2021 KYZ044-050>052-058>060-068-069-079-271100- /O.CON.KJKL.FR.Y.0008.211027T0700Z-211027T1300Z/ Fleming-Montgomery-Bath-Rowan-Estill-Powell-Menifee-Rockcastle- Jackson-Pulaski- Including the cities of Flemingsburg, Camargo, Jeffersonville, Mount Sterling, Owingsville, Morehead, Irvine, Ravenna, Clay City, Stanton, Frenchburg, Brodhead, Mount Vernon, McKee, Annville, Burnside, and Somerset 1056 PM EDT Tue Oct 26 2021 ...FROST ADVISORY REMAINS IN EFFECT FROM 3 AM TO 9 AM EDT WEDNESDAY... * WHAT...Temperatures as low as 33 to 36 will result in areas of frost formation in the sheltered valleys. * WHERE...Fleming, Montgomery, Bath, Rowan, Estill, Powell, Menifee, Rockcastle, Jackson and Pulaski Counties. * WHEN...From 3 AM to 9 AM EDT Wednesday. * IMPACTS...Frost could kill or damage sensitive outdoor vegetation that is left uncovered. PRECAUTIONARY/PREPAREDNESS ACTIONS... Take steps now to protect tender plants from the cold. && $$ JP
196 WWUS73 KJKL 271245 NPWJKL URGENT - WEATHER MESSAGE National Weather Service Jackson KY 845 AM EDT Wed Oct 27 2021 KYZ044-050>052-058>060-068-069-079-271345- /O.EXP.KJKL.FR.Y.0008.000000T0000Z-211027T1300Z/ Fleming-Montgomery-Bath-Rowan-Estill-Powell-Menifee-Rockcastle- Jackson-Pulaski- Including the cities of Flemingsburg, Camargo, Jeffersonville, Mount Sterling, Owingsville, Morehead, Irvine, Ravenna, Clay City, Stanton, Frenchburg, Brodhead, Mount Vernon, McKee, Annville, Burnside, and Somerset 845 AM EDT Wed Oct 27 2021 ...FROST ADVISORY WILL EXPIRE AT 9 AM EDT THIS MORNING... Temperatures are in the low to mid 30s this morning with a mix of frost and fog within the advisory area. These temperatures will warm through the morning and frost and fog will burn off over the next couple of hours. Therefore the advisory will be allowed to expire. $$ DJ
Nearby
Frost Advisories in Kentucky, 2021Every frost advisory 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.