Alert archive / Ohio / Frost Advisories in 2012
Frost Advisory 3, NWS Cleveland, OH
NWS Cleveland, OH issued this frost advisory at Apr 4, 2012, 3:20 PM EDT for 17 counties in Ohio; Crawford County, Erie County, Pennsylvania. It took effect at Apr 5, 2012, 2:00 AM EDT. It was in force for 7 hr.
The area
The counties it named.
The facts
- Issued
- Apr 4, 2012, 3:20 PM EDT (19:20 UTC)
- In effect from
- Apr 5, 2012, 2:00 AM EDT
- Expired
- Apr 5, 2012, 9:00 AM EDT
- In force
- 7 hr
- Issued by
- NWS Cleveland, OH
Counties Ashland County, OH, Ashtabula County, OH, Crawford County, OH, Geauga County, OH, Holmes County, OH, Knox County, OH, Mahoning County, OH, Marion County, OH, Medina County, OH, Morrow County, OH, Portage County, OH, Richland County, OH, Stark County, OH, Summit County, OH, Trumbull County, OH, Wayne County, OH, Wyandot County, OH, Crawford County, PA, Erie County, PA
The radar
The Cleveland radar (KCLE), 42 km from the middle of the area, began a volume at 19:24 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
Pittsburgh, PA (KPIT), launched 12:00Z, 7.3 hours before the alert went out and 155 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
- 1093 m above ground
- 0-6 km bulk shear
- 51 kt
- 0-1 km storm-relative helicity
- 32 m²/s²
- 0-3 km storm-relative helicity
- 136 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.4
The text
As transmitted, in the capitals the NWS used until 2016.
150 WWUS71 KCLE 041920 NPWCLE URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE CLEVELAND OH 320 PM EDT WED APR 4 2012 ...COLD TEMPERATURES WILL BE OVER THE AREA THE NEXT FEW NIGHTS... .A RIDGE OF HIGH PRESSURE WILL BE BUILDING OVER THE REGION TONIGHT AND WILL REMAIN OVER THE AREA THROUGH SATURDAY. THE BEST CHANCE FOR FROST TONIGHT WILL BE AT INLAND AND SHELTERED LOCATIONS WHERE THE WINDS WILL BE LIGHTEST. FOR THURSDAY NIGHT SKIES WILL BECOME MOSTLY CLEAR AND WINDS WILL BE LIGHT AT MOST LOCATIONS AND THAT MEANS A POTENTIAL FOR BELOW FREEZING TEMPERATURES. OHZ013-014-020>023-027>033-036>038-047-PAZ002-003-050330- /O.NEW.KCLE.FR.Y.0003.120405T0600Z-120405T1300Z/ /O.NEW.KCLE.FZ.A.0002.120406T0600Z-120406T1300Z/ GEAUGA-ASHTABULA INLAND-MEDINA-SUMMIT-PORTAGE-TRUMBULL-WYANDOT- CRAWFORD-RICHLAND-ASHLAND-WAYNE-STARK-MAHONING-MARION-MORROW- HOLMES-KNOX-SOUTHERN ERIE-CRAWFORD PA- INCLUDING THE CITIES OF...CHARDON...JEFFERSON...MEDINA...AKRON... RAVENNA...WARREN...UPPER SANDUSKY...CAREY...BUCYRUS...MANSFIELD... ASHLAND...WOOSTER...CANTON...YOUNGSTOWN...MARION...MOUNT GILEAD... MILLERSBURG...MOUNT VERNON...EDINBORO...MEADVILLE 320 PM EDT WED APR 4 2012 ...FROST ADVISORY IN EFFECT FROM 2 AM TO 9 AM EDT THURSDAY... ...FREEZE WATCH IN EFFECT FROM LATE THURSDAY NIGHT THROUGH FRIDAY MORNING... THE NATIONAL WEATHER SERVICE IN CLEVELAND HAS ISSUED A FROST ADVISORY...WHICH IS IN EFFECT FROM 2 AM TO 9 AM EDT THURSDAY. A FREEZE WATCH HAS ALSO BEEN ISSUED. THIS FREEZE WATCH IS IN EFFECT FROM LATE THURSDAY NIGHT THROUGH FRIDAY MORNING. * TEMPERATURES...LOWS IN THE MID 20S OVERNIGHT AND 25 TO 30 THURSDAY NIGHT. * TIMING...THE BEST CHANCE FOR THE LOW TEMPERATURES AND FROST WILL BE BETWEEN 2 AM AND SUNRISE. * IMPACTS...UNPROTECTED VEGETATION COULD BE DAMAGED BY FROST AND FREEZING TEMPERATURES. PRECAUTIONARY/PREPAREDNESS ACTIONS... A FROST ADVISORY IS ISSUED WHEN FROST IS EXPECTED TO DEVELOP DURING THE GROWING SEASON. THOSE WITH AGRICULTURAL INTERESTS IN THE WARNED AREA ARE ADVISED TO HARVEST OR PROTECT TENDER VEGETATION. ALSO, POTTED PLANTS NORMALLY LEFT OUTDOORS SHOULD BE COVERED OR BROUGHT INSIDE AWAY FROM THE COLD. A FREEZE WATCH MEANS SUB-FREEZING TEMPERATURES ARE POSSIBLE. THESE CONDITIONS COULD KILL CROPS AND OTHER SENSITIVE VEGETATION. && $$ OHZ003-006>012-017>019-089-PAZ001-050330- /O.NEW.KCLE.FZ.A.0002.120406T0600Z-120406T1300Z/ LUCAS-WOOD-OTTAWA-SANDUSKY-ERIE OH-LORAIN-CUYAHOGA-LAKE-HANCOCK- SENECA-HURON-ASHTABULA LAKESHORE-NORTHERN ERIE- INCLUDING THE CITIES OF...TOLEDO...BOWLING GREEN...PORT CLINTON... FREMONT...SANDUSKY...LORAIN...CLEVELAND...MENTOR...FINDLAY... TIFFIN...NORWALK...ASHTABULA...ERIE 320 PM EDT WED APR 4 2012 ...FREEZE WATCH IN EFFECT FROM LATE THURSDAY NIGHT THROUGH FRIDAY MORNING... THE NATIONAL WEATHER SERVICE IN CLEVELAND HAS ISSUED A FREEZE WATCH...WHICH IS IN EFFECT FROM LATE THURSDAY NIGHT THROUGH FRIDAY MORNING. * TEMPERATURES...LOWS AROUND 30 THURSDAY NIGHT. * TIMING...THE BEST CHANCE FOR THE LOW TEMPERATURES BETWEEN 2 AM AND SUNRISE. * IMPACTS...UNPROTECTED VEGETATION COULD BE DAMAGED BY FREEZING TEMPERATURES. PRECAUTIONARY/PREPAREDNESS ACTIONS... A FREEZE WATCH MEANS SUB-FREEZING TEMPERATURES ARE POSSIBLE. THESE CONDITIONS COULD KILL CROPS AND OTHER SENSITIVE VEGETATION. && $$
3 follow-up statements
822 WWUS71 KCLE 050133 NPWCLE URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE CLEVELAND OH 933 PM EDT WED APR 4 2012 ...COLD TEMPERATURES WILL BE OVER THE AREA THE NEXT FEW NIGHTS... .A RIDGE OF HIGH PRESSURE WILL BE BUILDING OVER THE REGION TONIGHT AND WILL REMAIN OVER THE AREA THROUGH SATURDAY. THE BEST CHANCE FOR FROST TONIGHT WILL BE AT INLAND AND SHELTERED LOCATIONS WHERE THE WINDS WILL BE LIGHTEST. FOR THURSDAY NIGHT SKIES WILL BECOME MOSTLY CLEAR AND WINDS WILL BE LIGHT AT MOST LOCATIONS AND THAT MEANS A POTENTIAL FOR BELOW FREEZING TEMPERATURES. OHZ013-014-020>023-027>033-036>038-047-PAZ002-003-050945- /O.CON.KCLE.FR.Y.0003.120405T0600Z-120405T1300Z/ /O.CON.KCLE.FZ.A.0002.120406T0600Z-120406T1300Z/ GEAUGA-ASHTABULA INLAND-MEDINA-SUMMIT-PORTAGE-TRUMBULL-WYANDOT- CRAWFORD-RICHLAND-ASHLAND-WAYNE-STARK-MAHONING-MARION-MORROW- HOLMES-KNOX-SOUTHERN ERIE-CRAWFORD PA- INCLUDING THE CITIES OF...CHARDON...JEFFERSON...MEDINA...AKRON... RAVENNA...WARREN...UPPER SANDUSKY...CAREY...BUCYRUS...MANSFIELD... ASHLAND...WOOSTER...CANTON...YOUNGSTOWN...MARION...MOUNT GILEAD... MILLERSBURG...MOUNT VERNON...EDINBORO...MEADVILLE 933 PM EDT WED APR 4 2012 ...FROST ADVISORY REMAINS IN EFFECT FROM 2 AM TO 9 AM EDT THURSDAY... ...FREEZE WATCH REMAINS IN EFFECT FROM LATE THURSDAY NIGHT THROUGH FRIDAY MORNING... * TEMPERATURES...IN THE UPPER 20S TO LOWER 30S OVERNIGHT AND 25 TO 30 THURSDAY NIGHT. * TIMING...THE BEST CHANCE FOR THE LOW TEMPERATURES AND FROST WILL BE BETWEEN 2 AM AND SUNRISE. * IMPACTS...UNPROTECTED VEGETATION COULD BE DAMAGED BY FROST AND FREEZING TEMPERATURES. PRECAUTIONARY/PREPAREDNESS ACTIONS... A FROST ADVISORY IS ISSUED WHEN FROST IS EXPECTED TO DEVELOP DURING THE GROWING SEASON. THOSE WITH AGRICULTURAL INTERESTS IN THE WARNED AREA ARE ADVISED TO HARVEST OR PROTECT TENDER VEGETATION. ALSO... POTTED PLANTS NORMALLY LEFT OUTDOORS SHOULD BE COVERED OR BROUGHT INSIDE AWAY FROM THE COLD. A FREEZE WATCH MEANS SUB-FREEZING TEMPERATURES ARE POSSIBLE. THESE CONDITIONS COULD KILL CROPS AND OTHER SENSITIVE VEGETATION. && $$ OHZ003-006>012-017>019-089-PAZ001-050945- /O.CON.KCLE.FZ.A.0002.120406T0600Z-120406T1300Z/ LUCAS-WOOD-OTTAWA-SANDUSKY-ERIE OH-LORAIN-CUYAHOGA-LAKE-HANCOCK- SENECA-HURON-ASHTABULA LAKESHORE-NORTHERN ERIE- INCLUDING THE CITIES OF...TOLEDO...BOWLING GREEN...PORT CLINTON... FREMONT...SANDUSKY...LORAIN...CLEVELAND...MENTOR...FINDLAY... TIFFIN...NORWALK...ASHTABULA...ERIE 933 PM EDT WED APR 4 2012 ...FREEZE WATCH REMAINS IN EFFECT FROM LATE THURSDAY NIGHT THROUGH FRIDAY MORNING... * TEMPERATURES...AROUND 30 THURSDAY NIGHT. * TIMING...THE BEST CHANCE FOR THE LOW TEMPERATURES BETWEEN 2 AM AND SUNRISE. * IMPACTS...UNPROTECTED VEGETATION COULD BE DAMAGED BY FREEZING TEMPERATURES. PRECAUTIONARY/PREPAREDNESS ACTIONS... A FREEZE WATCH MEANS SUB-FREEZING TEMPERATURES ARE POSSIBLE. THESE CONDITIONS COULD KILL CROPS AND OTHER SENSITIVE VEGETATION. && $$
504 WWUS71 KCLE 050820 NPWCLE URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE CLEVELAND OH 420 AM EDT THU APR 5 2012 ...COLD TEMPERATURES WILL CONTINUE THE NEXT FEW NIGHTS... .A LARGE AREA OF CANADIAN HIGH PRESSURE WILL SLOWLY CROSS THE AREA THROUGH SATURDAY. FROST AND FREEZE CONDITIONS ARE POSSIBLE EACH NIGHT AND EARLY MORNING...ESPECIALLY INLAND FROM LAKE ERIE AND IN OUTLYING AND LOW LYING AREAS. OHZ013-014-020>023-027>033-036>038-047-PAZ002-003-051630- /O.UPG.KCLE.FZ.A.0002.120406T0600Z-120406T1300Z/ /O.NEW.KCLE.FZ.W.0004.120406T0600Z-120406T1300Z/ /O.CON.KCLE.FR.Y.0003.000000T0000Z-120405T1300Z/ GEAUGA-ASHTABULA INLAND-MEDINA-SUMMIT-PORTAGE-TRUMBULL-WYANDOT- CRAWFORD-RICHLAND-ASHLAND-WAYNE-STARK-MAHONING-MARION-MORROW- HOLMES-KNOX-SOUTHERN ERIE-CRAWFORD PA- INCLUDING THE CITIES OF...CHARDON...JEFFERSON...MEDINA...AKRON... RAVENNA...WARREN...UPPER SANDUSKY...CAREY...BUCYRUS...MANSFIELD... ASHLAND...WOOSTER...CANTON...YOUNGSTOWN...MARION...MOUNT GILEAD... MILLERSBURG...MOUNT VERNON...EDINBORO...MEADVILLE 420 AM EDT THU APR 5 2012 ...FROST ADVISORY REMAINS IN EFFECT UNTIL 9 AM EDT THIS MORNING... ...FREEZE WARNING IN EFFECT FROM 2 AM TO 9 AM EDT FRIDAY... THE NATIONAL WEATHER SERVICE IN CLEVELAND HAS ISSUED A FREEZE WARNING...WHICH IS IN EFFECT FROM 2 AM TO 9 AM EDT FRIDAY. * LOW TEMPERATURES...BETWEEN 28 AND 32 IN MOST AREAS. * TIMING...THE BEST CHANCE FOR FROST AND FREEZE CONDITIONS WILL BE BETWEEN 2 AM AND SUNRISE. * IMPACTS...UNPROTECTED VEGETATION COULD BE DAMAGED OR KILLED BY FROST AND FREEZING TEMPERATURES. PRECAUTIONARY/PREPAREDNESS ACTIONS... A FROST ADVISORY IS ISSUED WHEN FROST IS EXPECTED TO DEVELOP DURING THE GROWING SEASON. THOSE WITH AGRICULTURAL INTERESTS ARE ADVISED TO PROTECT SENSITIVE VEGETATION. A FREEZE WARNING IS ISSUED WHEN FREEZING TEMPERATURES ARE FORECAST TO THREATEN OUTDOOR PLANTS. IF YOU ARE IN THE WARNED AREA YOU SHOULD PROTECT TENDER VEGETATION. PROLONGED FREEZING TEMPERATURES CAN KILL CERTAIN CROPS AND OTHER VEGETATION. && $$ OHZ003-006>012-017>019-089-PAZ001-051630- /O.UPG.KCLE.FZ.A.0002.120406T0600Z-120406T1300Z/ /O.NEW.KCLE.FZ.W.0004.120406T0600Z-120406T1300Z/ LUCAS-WOOD-OTTAWA-SANDUSKY-ERIE OH-LORAIN-CUYAHOGA-LAKE-HANCOCK- SENECA-HURON-ASHTABULA LAKESHORE-NORTHERN ERIE- INCLUDING THE CITIES OF...TOLEDO...BOWLING GREEN...PORT CLINTON... FREMONT...SANDUSKY...LORAIN...CLEVELAND...MENTOR...FINDLAY... TIFFIN...NORWALK...ASHTABULA...ERIE 420 AM EDT THU APR 5 2012 ...FREEZE WARNING IN EFFECT FROM 2 AM TO 9 AM EDT FRIDAY... THE NATIONAL WEATHER SERVICE IN CLEVELAND HAS ISSUED A FREEZE WARNING...WHICH IS IN EFFECT FROM 2 AM TO 9 AM EDT FRIDAY. * LOW TEMPERATURES...BETWEEN 28 AND 32 IN MOST AREAS. * TIMING...THE BEST CHANCE FOR FROST AND FREEZE CONDITIONS WILL BE BETWEEN 2 AM AND SUNRISE. * IMPACTS...UNPROTECTED VEGETATION COULD BE DAMAGED OR KILLED BY FROST AND FREEZING TEMPERATURES. PRECAUTIONARY/PREPAREDNESS ACTIONS... A FREEZE WARNING IS ISSUED WHEN FREEZING TEMPERATURES ARE FORECAST TO THREATEN OUTDOOR PLANTS. IF YOU ARE IN THE WARNED AREA YOU SHOULD PROTECT TENDER VEGETATION. PROLONGED FREEZING TEMPERATURES CAN KILL CERTAIN CROPS AND OTHER VEGETATION. && $$
465 WWUS71 KCLE 051303 NPWCLE URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE CLEVELAND OH 903 AM EDT THU APR 5 2012 ...COLD TEMPERATURES WILL CONTINUE THE NEXT FEW NIGHTS... .A LARGE AREA OF CANADIAN HIGH PRESSURE WILL SLOWLY CROSS THE AREA THROUGH SATURDAY. FROST AND FREEZE CONDITIONS ARE POSSIBLE EACH NIGHT AND EARLY MORNING...ESPECIALLY INLAND FROM LAKE ERIE AND IN OUTLYING AND LOW LYING AREAS. OHZ013-014-020>023-027>033-036>038-047-PAZ002-003-052115- /O.EXP.KCLE.FR.Y.0003.000000T0000Z-120405T1300Z/ /O.CON.KCLE.FZ.W.0004.120406T0600Z-120406T1300Z/ GEAUGA-ASHTABULA INLAND-MEDINA-SUMMIT-PORTAGE-TRUMBULL-WYANDOT- CRAWFORD-RICHLAND-ASHLAND-WAYNE-STARK-MAHONING-MARION-MORROW- HOLMES-KNOX-SOUTHERN ERIE-CRAWFORD PA- INCLUDING THE CITIES OF...CHARDON...JEFFERSON...MEDINA...AKRON... RAVENNA...WARREN...UPPER SANDUSKY...CAREY...BUCYRUS...MANSFIELD... ASHLAND...WOOSTER...CANTON...YOUNGSTOWN...MARION...MOUNT GILEAD... MILLERSBURG...MOUNT VERNON...EDINBORO...MEADVILLE 903 AM EDT THU APR 5 2012 ...FREEZE WARNING REMAINS IN EFFECT FROM 2 AM TO 9 AM EDT FRIDAY... ...FROST ADVISORY HAS EXPIRED... * LOW TEMPERATURES...BETWEEN 28 AND 32 IN MOST AREAS TONIGHT. * TIMING...THE BEST CHANCE FOR FROST AND FREEZE CONDITIONS WILL BE BETWEEN 2 AM AND SUNRISE. * IMPACTS...UNPROTECTED VEGETATION COULD BE DAMAGED OR KILLED BY FROST AND FREEZING TEMPERATURES. PRECAUTIONARY/PREPAREDNESS ACTIONS... A FREEZE WARNING IS ISSUED WHEN FREEZING TEMPERATURES ARE FORECAST TO THREATEN OUTDOOR PLANTS. IF YOU ARE IN THE WARNED AREA YOU SHOULD PROTECT TENDER VEGETATION. PROLONGED FREEZING TEMPERATURES CAN KILL CERTAIN CROPS AND OTHER VEGETATION. && $$ OHZ003-006>012-017>019-089-PAZ001-052115- /O.CON.KCLE.FZ.W.0004.120406T0600Z-120406T1300Z/ LUCAS-WOOD-OTTAWA-SANDUSKY-ERIE OH-LORAIN-CUYAHOGA-LAKE-HANCOCK- SENECA-HURON-ASHTABULA LAKESHORE-NORTHERN ERIE- INCLUDING THE CITIES OF...TOLEDO...BOWLING GREEN...PORT CLINTON... FREMONT...SANDUSKY...LORAIN...CLEVELAND...MENTOR...FINDLAY... TIFFIN...NORWALK...ASHTABULA...ERIE 903 AM EDT THU APR 5 2012 ...FREEZE WARNING REMAINS IN EFFECT FROM 2 AM TO 9 AM EDT FRIDAY... * LOW TEMPERATURES...BETWEEN 28 AND 32 IN MOST AREAS TONIGHT. * TIMING...THE BEST CHANCE FOR FROST AND FREEZE CONDITIONS WILL BE BETWEEN 2 AM AND SUNRISE. * IMPACTS...UNPROTECTED VEGETATION COULD BE DAMAGED OR KILLED BY FROST AND FREEZING TEMPERATURES. PRECAUTIONARY/PREPAREDNESS ACTIONS... A FREEZE WARNING IS ISSUED WHEN FREEZING TEMPERATURES ARE FORECAST TO THREATEN OUTDOOR PLANTS. IF YOU ARE IN THE WARNED AREA YOU SHOULD PROTECT TENDER VEGETATION. PROLONGED FREEZING TEMPERATURES CAN KILL CERTAIN CROPS AND OTHER VEGETATION. && $$
The office that day
Everything else NWS Cleveland, OH issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 4, 3:20 PM EDT | Freeze Watch | CLE | Ashland, Ashtabula, Crawford, Cuyahoga, Erie, Geauga and 22 more | 13 hr |
Nearby
Frost Advisories in Ohio, 2012Frost Advisories in Pennsylvania, 2012Every frost advisory in 2012
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.