Alert archive / Kentucky / Frost Advisories in 2021
Frost Advisory 3, NWS Wilmington, OH
NWS Wilmington, OH issued this frost advisory at Apr 22, 2021, 3:12 PM EDT for 7 counties in Kentucky; 6 counties in Ohio; 6 counties in Indiana. It took effect at Apr 23, 2021, 1:00 AM EDT. It was in force for 8 hr.
The area
The counties it named.
The facts
- Issued
- Apr 22, 2021, 3:12 PM EDT (19:12 UTC)
- In effect from
- Apr 23, 2021, 1:00 AM EDT
- Expired
- Apr 23, 2021, 9:00 AM EDT
- In force
- 8 hr
- Issued by
- NWS Wilmington, OH
Counties Dearborn County, IN, Fayette County, IN, Franklin County, IN, Ohio County, IN, Ripley County, IN, Switzerland County, IN, Boone County, KY, Campbell County, KY, Carroll County, KY, Gallatin County, KY, Grant County, KY, Kenton County, KY, Owen County, KY, Auglaize County, OH, Butler County, OH, Clermont County, OH, Hamilton County, OH, Hardin County, OH, Mercer County, OH
The radar
The Cincinnati radar (KILN), 78 km from the middle of the area, began a volume at 19:14 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, 7.2 hours before the alert went out and 80 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
- 955 m above ground
- 0-6 km bulk shear
- 68 kt
- 0-1 km storm-relative helicity
- 34 m²/s²
- 0-3 km storm-relative helicity
- 109 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
004 WWUS71 KILN 221912 NPWILN URGENT - WEATHER MESSAGE National Weather Service Wilmington OH 312 PM EDT Thu Apr 22 2021 INZ050-059-KYZ096>100-OHZ042>046-051>056-060>065-071>074-079>082- 088-230315- /O.CON.KILN.FZ.W.0006.210423T0500Z-210423T1300Z/ Wayne-Union IN-Pendleton-Bracken-Robertson-Mason-Lewis-Darke- Shelby-Logan-Union OH-Delaware-Miami-Champaign-Clark-Madison- Franklin OH-Licking-Preble-Montgomery-Greene-Fayette OH-Pickaway- Fairfield-Warren-Clinton-Ross-Hocking-Brown-Highland-Adams-Pike- Scioto- Including the cities of Richmond, Liberty, West College Corner, Falmouth, Butler, Augusta, Brooksville, Mount Olivet, Maysville, Vanceburg, Tollesboro, Greenville, Sidney, Bellefontaine, Marysville, Delaware, Troy, Piqua, Tipp City, Urbana, Springfield, London, West Jefferson, Plain City, Columbus, Newark, Eaton, Camden, Dayton, Kettering, Beavercreek, Fairborn, Xenia, Washington Court House, Circleville, Lancaster, Pickerington, Mason, Lebanon, Springboro, Wilmington, Blanchester, Chillicothe, Logan, Georgetown, Mount Orab, Hillsboro, Greenfield, West Union, Peebles, Waverly, Piketon, Portsmouth, and Wheelersburg 312 PM EDT Thu Apr 22 2021 ...FREEZE WARNING REMAINS IN EFFECT FROM 1 AM TO 9 AM EDT FRIDAY... * WHAT...Temperatures as low as 30 expected. * WHERE...Portions of East Central Indiana, Northeast and Northern Kentucky and Central, South Central, Southwest and West Central Ohio. * WHEN...From 1 AM to 9 AM EDT Friday. * IMPACTS...Frost and freeze conditions will kill crops, other sensitive vegetation and possibly damage unprotected outdoor plumbing. PRECAUTIONARY/PREPAREDNESS ACTIONS... Take steps now to protect tender plants from the cold. To prevent freezing and possible bursting of outdoor water pipes they should be wrapped, drained, or allowed to drip slowly. Those that have in-ground sprinkler systems should drain them and cover above- ground pipes to protect them from freezing. && $$ INZ058-066-073>075-080-KYZ089>095-OHZ026-034-035-070-077-078- 230315- /O.UPG.KILN.FZ.A.0004.210423T0500Z-210423T1300Z/ /O.NEW.KILN.FR.Y.0003.210423T0500Z-210423T1300Z/ Fayette IN-Franklin IN-Ripley-Dearborn-Ohio-Switzerland-Carroll- Gallatin-Boone-Kenton-Campbell-Owen-Grant-Hardin-Mercer-Auglaize- Butler-Hamilton-Clermont- Including the cities of Connersville, Brookville, Batesville, Milan, Versailles, Lawrenceburg, Aurora, Rising Sun, Vevay, Carrollton, Warsaw, Florence, Burlington, Oakbrook, Covington, Erlanger, Independence, Newport, Alexandria, Owenton, Williamstown, Crittenden, Dry Ridge, Kenton, Ada, Celina, Coldwater, Wapakoneta, St. Marys, Hamilton, Middletown, Fairfield, Oxford, Cincinnati, and Milford 312 PM EDT Thu Apr 22 2021 ...FROST ADVISORY IN EFFECT FROM 1 AM TO 9 AM EDT FRIDAY... * WHAT...Temperatures as low as 34 will result in frost formation. * WHERE...Portions of East Central and Southeast Indiana, Northern Kentucky and Southwest and West Central Ohio. * WHEN...From 1 AM to 9 AM EDT Friday. * IMPACTS...Frost could kill sensitive outdoor vegetation if left uncovered. PRECAUTIONARY/PREPAREDNESS ACTIONS... Take steps now to protect tender plants from the cold. && $$
3 follow-up statements
010 WWUS71 KILN 230111 NPWILN URGENT - WEATHER MESSAGE National Weather Service Wilmington OH 911 PM EDT Thu Apr 22 2021 INZ050-059-KYZ096>100-OHZ042>046-051>056-060>065-071>074-079>082- 088-230915- /O.CON.KILN.FZ.W.0006.210423T0500Z-210423T1300Z/ Wayne-Union IN-Pendleton-Bracken-Robertson-Mason-Lewis-Darke- Shelby-Logan-Union OH-Delaware-Miami-Champaign-Clark-Madison- Franklin OH-Licking-Preble-Montgomery-Greene-Fayette OH-Pickaway- Fairfield-Warren-Clinton-Ross-Hocking-Brown-Highland-Adams-Pike- Scioto- Including the cities of Richmond, Liberty, West College Corner, Falmouth, Butler, Augusta, Brooksville, Mount Olivet, Maysville, Vanceburg, Tollesboro, Greenville, Sidney, Bellefontaine, Marysville, Delaware, Troy, Piqua, Tipp City, Urbana, Springfield, London, West Jefferson, Plain City, Columbus, Newark, Eaton, Camden, Dayton, Kettering, Beavercreek, Fairborn, Xenia, Washington Court House, Circleville, Lancaster, Pickerington, Mason, Lebanon, Springboro, Wilmington, Blanchester, Chillicothe, Logan, Georgetown, Mount Orab, Hillsboro, Greenfield, West Union, Peebles, Waverly, Piketon, Portsmouth, and Wheelersburg 911 PM EDT Thu Apr 22 2021 ...FREEZE WARNING REMAINS IN EFFECT FROM 1 AM TO 9 AM EDT FRIDAY... * WHAT...Temperatures as low as 30 expected. * WHERE...Portions of East Central Indiana, Northeast and Northern Kentucky and Central, South Central, Southwest and West Central Ohio. * WHEN...From 1 AM to 9 AM EDT Friday. * IMPACTS...Frost and freeze conditions will kill crops, other sensitive vegetation and possibly damage unprotected outdoor plumbing. PRECAUTIONARY/PREPAREDNESS ACTIONS... Take steps now to protect tender plants from the cold. To prevent freezing and possible bursting of outdoor water pipes they should be wrapped, drained, or allowed to drip slowly. Those that have in-ground sprinkler systems should drain them and cover above- ground pipes to protect them from freezing. && $$ INZ058-066-073>075-080-KYZ089>095-OHZ026-034-035-070-077-078- 230915- /O.CON.KILN.FR.Y.0003.210423T0500Z-210423T1300Z/ Fayette IN-Franklin IN-Ripley-Dearborn-Ohio-Switzerland-Carroll- Gallatin-Boone-Kenton-Campbell-Owen-Grant-Hardin-Mercer-Auglaize- Butler-Hamilton-Clermont- Including the cities of Connersville, Brookville, Batesville, Milan, Versailles, Lawrenceburg, Aurora, Rising Sun, Vevay, Carrollton, Warsaw, Florence, Burlington, Oakbrook, Covington, Erlanger, Independence, Newport, Alexandria, Owenton, Williamstown, Crittenden, Dry Ridge, Kenton, Ada, Celina, Coldwater, Wapakoneta, St. Marys, Hamilton, Middletown, Fairfield, Oxford, Cincinnati, and Milford 911 PM EDT Thu Apr 22 2021 ...FROST ADVISORY REMAINS IN EFFECT FROM 1 AM TO 9 AM EDT FRIDAY... * WHAT...Temperatures as low as 34 will result in frost formation. * WHERE...Portions of East Central and Southeast Indiana, Northern Kentucky and Southwest and West Central Ohio. * WHEN...From 1 AM to 9 AM EDT Friday. * IMPACTS...Frost could kill sensitive outdoor vegetation if left uncovered. PRECAUTIONARY/PREPAREDNESS ACTIONS... Take steps now to protect tender plants from the cold. && $$
802 WWUS71 KILN 230738 NPWILN URGENT - WEATHER MESSAGE National Weather Service Wilmington OH 338 AM EDT Fri Apr 23 2021 INZ050-059-KYZ096>100-OHZ042>046-051>056-060>065-071>074-079>082- 088-231300- /O.CON.KILN.FZ.W.0006.000000T0000Z-210423T1300Z/ Wayne-Union IN-Pendleton-Bracken-Robertson-Mason-Lewis-Darke- Shelby-Logan-Union OH-Delaware-Miami-Champaign-Clark-Madison- Franklin OH-Licking-Preble-Montgomery-Greene-Fayette OH-Pickaway- Fairfield-Warren-Clinton-Ross-Hocking-Brown-Highland-Adams-Pike- Scioto- Including the cities of Richmond, Liberty, West College Corner, Falmouth, Butler, Augusta, Brooksville, Mount Olivet, Maysville, Vanceburg, Tollesboro, Greenville, Sidney, Bellefontaine, Marysville, Delaware, Troy, Piqua, Tipp City, Urbana, Springfield, London, West Jefferson, Plain City, Columbus, Newark, Eaton, Camden, Dayton, Kettering, Beavercreek, Fairborn, Xenia, Washington Court House, Circleville, Lancaster, Pickerington, Mason, Lebanon, Springboro, Wilmington, Blanchester, Chillicothe, Logan, Georgetown, Mount Orab, Hillsboro, Greenfield, West Union, Peebles, Waverly, Piketon, Portsmouth, and Wheelersburg 338 AM EDT Fri Apr 23 2021 ...FREEZE WARNING REMAINS IN EFFECT UNTIL 9 AM EDT THIS MORNING... * WHAT...Sub-freezing temperatures as low as 29. * WHERE...Portions of east central Indiana, northeast and northern Kentucky and central, south central, southwest and west central Ohio. * WHEN...Until 9 AM EDT this morning. * IMPACTS...Frost and freeze conditions may kill crops and other sensitive or unprotected vegetation. PRECAUTIONARY/PREPAREDNESS ACTIONS... Take steps now to protect tender plants from the cold. && $$ INZ058-066-073>075-080-KYZ089>095-OHZ026-034-035-070-077-078- 231300- /O.CON.KILN.FR.Y.0003.000000T0000Z-210423T1300Z/ Fayette IN-Franklin IN-Ripley-Dearborn-Ohio-Switzerland-Carroll- Gallatin-Boone-Kenton-Campbell-Owen-Grant-Hardin-Mercer-Auglaize- Butler-Hamilton-Clermont- Including the cities of Connersville, Brookville, Batesville, Milan, Versailles, Lawrenceburg, Aurora, Rising Sun, Vevay, Carrollton, Warsaw, Florence, Burlington, Oakbrook, Covington, Erlanger, Independence, Newport, Alexandria, Owenton, Williamstown, Crittenden, Dry Ridge, Kenton, Ada, Celina, Coldwater, Wapakoneta, St. Marys, Hamilton, Middletown, Fairfield, Oxford, Cincinnati, and Milford 338 AM EDT Fri Apr 23 2021 ...FROST ADVISORY REMAINS IN EFFECT UNTIL 9 AM EDT THIS MORNING... * WHAT...Temperatures as low as 32 will result in frost formation. * WHERE...Portions of east central and southeast Indiana, northern Kentucky and southwest and west central Ohio. * WHEN...Until 9 AM EDT this morning. * IMPACTS...Frost could kill sensitive outdoor vegetation if left uncovered. PRECAUTIONARY/PREPAREDNESS ACTIONS... Take steps now to protect tender plants from the cold. && $$
573 WWUS71 KILN 231254 NPWILN URGENT - WEATHER MESSAGE National Weather Service Wilmington OH 854 AM EDT Fri Apr 23 2021 INZ050-059-KYZ096>100-OHZ042>046-051>056-060>065-071>074-079>082- 088-231400- /O.EXP.KILN.FZ.W.0006.000000T0000Z-210423T1300Z/ Wayne-Union IN-Pendleton-Bracken-Robertson-Mason-Lewis-Darke- Shelby-Logan-Union OH-Delaware-Miami-Champaign-Clark-Madison- Franklin OH-Licking-Preble-Montgomery-Greene-Fayette OH-Pickaway- Fairfield-Warren-Clinton-Ross-Hocking-Brown-Highland-Adams-Pike- Scioto- Including the cities of Richmond, Liberty, West College Corner, Falmouth, Butler, Augusta, Brooksville, Mount Olivet, Maysville, Vanceburg, Tollesboro, Greenville, Sidney, Bellefontaine, Marysville, Delaware, Troy, Piqua, Tipp City, Urbana, Springfield, London, West Jefferson, Plain City, Columbus, Newark, Eaton, Camden, Dayton, Kettering, Beavercreek, Fairborn, Xenia, Washington Court House, Circleville, Lancaster, Pickerington, Mason, Lebanon, Springboro, Wilmington, Blanchester, Chillicothe, Logan, Georgetown, Mount Orab, Hillsboro, Greenfield, West Union, Peebles, Waverly, Piketon, Portsmouth, and Wheelersburg 854 AM EDT Fri Apr 23 2021 ...FREEZE WARNING WILL EXPIRE AT 9 AM EDT THIS MORNING... Temperatures have increased above 32, so the Freeze Warning will expire as planned. $$ INZ058-066-073>075-080-KYZ089>095-OHZ026-034-035-070-077-078- 231400- /O.EXP.KILN.FR.Y.0003.000000T0000Z-210423T1300Z/ Fayette IN-Franklin IN-Ripley-Dearborn-Ohio-Switzerland-Carroll- Gallatin-Boone-Kenton-Campbell-Owen-Grant-Hardin-Mercer-Auglaize- Butler-Hamilton-Clermont- Including the cities of Connersville, Brookville, Batesville, Milan, Versailles, Lawrenceburg, Aurora, Rising Sun, Vevay, Carrollton, Warsaw, Florence, Burlington, Oakbrook, Covington, Erlanger, Independence, Newport, Alexandria, Owenton, Williamstown, Crittenden, Dry Ridge, Kenton, Ada, Celina, Coldwater, Wapakoneta, St. Marys, Hamilton, Middletown, Fairfield, Oxford, Cincinnati, and Milford 854 AM EDT Fri Apr 23 2021 ...FROST ADVISORY WILL EXPIRE AT 9 AM EDT THIS MORNING... Temperatures are increasing above 35, so the Frost Advisory will expire as planned. $$
The office that day
Everything else NWS Wilmington, OH issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 22, 3:33 AM EDT | Freeze Warning | ILN | Bracken, Lewis, Mason, Pendleton, Robertson | 29 hr |
| Apr 21, 8:17 PM EDT | Special Weather Statement | ILN | Butler, Hamilton, Montgomery, Preble | 43 min |
Nearby
Frost Advisories in Kentucky, 2021Frost Advisories in Ohio, 2021Frost Advisories in Indiana, 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.