Alert archive / Ohio / Freeze Warnings in 2012
Freeze Warning 7, NWS Cleveland, OH
NWS Cleveland, OH issued this freeze warning at Apr 12, 2012, 3:11 PM EDT for 5 counties in Ohio; Crawford County, Erie County, Pennsylvania. It took effect at Apr 13, 2012, 12:00 AM EDT. It was in force for 9 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 12, 2012, 3:11 PM EDT (19:11 UTC)
- In effect from
- Apr 13, 2012, 12:00 AM EDT
- Expired
- Apr 13, 2012, 9:00 AM EDT
- In force
- 9 hr
- Issued by
- NWS Cleveland, OH
Counties Ashtabula County, OH, Geauga County, OH, Mahoning County, OH, Portage County, OH, Trumbull County, OH, Crawford County, PA, Erie County, PA
The radar
The Cleveland radar (KCLE), 98 km from the middle of the area, began a volume at 19:09 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
Pittsburgh, PA (KPIT), launched 12:00Z, 7.2 hours before the alert went out and 134 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
- 981 m above ground
- 0-6 km bulk shear
- 47 kt
- 0-1 km storm-relative helicity
- 50 m²/s²
- 0-3 km storm-relative helicity
- 91 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
534 WWUS71 KCLE 121911 NPWCLE URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE CLEVELAND OH 311 PM EDT THU APR 12 2012 OHZ010>012-020-021-029>032-038-047-089-PAZ001-122015- /O.CAN.KCLE.FZ.A.0004.120413T0400Z-120413T1300Z/ LORAIN-CUYAHOGA-LAKE-MEDINA-SUMMIT-RICHLAND-ASHLAND-WAYNE-STARK- HOLMES-KNOX-ASHTABULA LAKESHORE-NORTHERN ERIE- INCLUDING THE CITIES OF...LORAIN...CLEVELAND...MENTOR...MEDINA... AKRON...MANSFIELD...ASHLAND...WOOSTER...CANTON...MILLERSBURG... MOUNT VERNON...ASHTABULA...ERIE 311 PM EDT THU APR 12 2012 ...FREEZE WATCH IS CANCELLED... THE NATIONAL WEATHER SERVICE IN CLEVELAND HAS CANCELLED THE FREEZE WATCH. SOME PATCHY FROST WILL BE POSSIBLE IN LOW LYING AND SHELTERED AREAS OVERNIGHT...BUT A HARD FREEZE IS NOT EXPECTED. $$ OHZ013-014-022-023-033-PAZ002-003-130315- /O.UPG.KCLE.FZ.A.0004.120413T0400Z-120413T1300Z/ /O.NEW.KCLE.FZ.W.0007.120413T0400Z-120413T1300Z/ GEAUGA-ASHTABULA INLAND-PORTAGE-TRUMBULL-MAHONING-SOUTHERN ERIE- CRAWFORD PA- INCLUDING THE CITIES OF...CHARDON...JEFFERSON...RAVENNA... WARREN...YOUNGSTOWN...EDINBORO...MEADVILLE 311 PM EDT THU APR 12 2012 ...FREEZE WARNING IN EFFECT FROM MIDNIGHT TONIGHT TO 9 AM EDT FRIDAY... THE NATIONAL WEATHER SERVICE IN CLEVELAND HAS ISSUED A FREEZE WARNING...WHICH IS IN EFFECT FROM MIDNIGHT TONIGHT TO 9 AM EDT FRIDAY. THE FREEZE WATCH IS NO LONGER IN EFFECT. * TEMPERATURES...IN THE LOWER 30S. * TIMING...THE BEST CHANCE FOR FREEZING TEMPERATURES WILL BE DURING THE EARLY MORNING HOURS TO AROUND SUNRISE. * IMPACTS...UNPROTECTED SEASONAL VEGETATION COULD BE DAMAGED OR KILLED BY FROST AND FREEZING TEMPERATURES. PRECAUTIONARY/PREPAREDNESS ACTIONS... A FREEZE WARNING IS ISSUED WHEN FREEZING TEMPERATURES ARE FORECAST TO THREATEN OUTDOOR PLANTS. IF YOU ARE IN THE WARNED AREA YOU SHOULD HARVEST OR PROTECT TENDER VEGETATION. ALSO... POTTED PLANTS NORMALLY LEFT OUTDOORS SHOULD BE COVERED OR BROUGHT INSIDE AWAY FROM THE COLD. STAY TUNED TO WEATHER RADIO FOR FURTHER DETAILS OR UPDATES. && $$
2 follow-up statements
570 WWUS71 KCLE 130135 NPWCLE URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE CLEVELAND OH 935 PM EDT THU APR 12 2012 OHZ013-014-022-023-033-PAZ002-003-130945- /O.CON.KCLE.FZ.W.0007.120413T0400Z-120413T1300Z/ GEAUGA-ASHTABULA INLAND-PORTAGE-TRUMBULL-MAHONING-SOUTHERN ERIE- CRAWFORD PA- INCLUDING THE CITIES OF...CHARDON...JEFFERSON...RAVENNA... WARREN...YOUNGSTOWN...EDINBORO...MEADVILLE 935 PM EDT THU APR 12 2012 ...FREEZE WARNING REMAINS IN EFFECT UNTIL 9 AM EDT FRIDAY... * TEMPERATURES...IN THE LOWER 30S. * TIMING...THE BEST CHANCE FOR FREEZING TEMPERATURES WILL BE FROM 3 AM TO 9 AM. * IMPACTS...UNPROTECTED SEASONAL 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 HARVEST OR PROTECT TENDER VEGETATION. ALSO... POTTED PLANTS NORMALLY LEFT OUTDOORS SHOULD BE COVERED OR BROUGHT INSIDE AWAY FROM THE COLD. STAY TUNED TO WEATHER RADIO FOR FURTHER DETAILS OR UPDATES. && $$
767 WWUS71 KCLE 130958 NPWCLE URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE CLEVELAND OH 558 AM EDT FRI APR 13 2012 OHZ013-014-022-023-033-PAZ002-003-131300- /O.CON.KCLE.FZ.W.0007.000000T0000Z-120413T1300Z/ GEAUGA-ASHTABULA INLAND-PORTAGE-TRUMBULL-MAHONING-SOUTHERN ERIE- CRAWFORD PA- INCLUDING THE CITIES OF...CHARDON...JEFFERSON...RAVENNA... WARREN...YOUNGSTOWN...EDINBORO...MEADVILLE 558 AM EDT FRI APR 13 2012 ...FREEZE WARNING REMAINS IN EFFECT UNTIL 9 AM EDT THIS MORNING... * TEMPERATURES...IN THE LOWER 30S. * TIMING...THE BEST CHANCE FOR FREEZING TEMPERATURES WILL BE UNTIL 9 AM. * IMPACTS...UNPROTECTED SEASONAL VEGETATION COULD BE DAMAGED OR KILLED BY FROST AND FREEZING TEMPERATURES. PRECAUTIONARY/PREPAREDNESS ACTIONS... IF YOU ARE IN THE WARNED AREA YOU SHOULD PROTECT TENDER VEGETATION. STAY TUNED TO WEATHER RADIO FOR FURTHER DETAILS OR UPDATES. && $$
The office that day
Everything else NWS Cleveland, OH issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 12, 4:26 AM EDT | Freeze Watch | CLE | Ashland, Ashtabula, Cuyahoga, Geauga, Holmes, Knox and 10 more | 11 hr |
Nearby
Freeze Warnings in Ohio, 2012Freeze Warnings in Pennsylvania, 2012Every freeze warning 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.