Alert archive / Ohio / Freeze Warnings in 2012

Freeze Warning 8, NWS Cleveland, OH

April 26, 2012Hancock County, Lucas County, Wood County, Ohio

NWS Cleveland, OH issued this freeze warning at Apr 26, 2012, 3:19 PM EDT for Hancock County, Lucas County, Wood County, Ohio. It took effect at Apr 27, 2012, 4:00 AM EDT. It was in force for 5 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 26, 2012, 3:19 PM EDT (19:19 UTC)
In effect from
Apr 27, 2012, 4:00 AM EDT
Expired
Apr 27, 2012, 9:00 AM EDT
In force
5 hr
Issued by
NWS Cleveland, OH

Counties Hancock County, OH, Lucas County, OH, Wood County, OH

The radar

The Cleveland radar (KCLE), 144 km from the middle of the area, began a volume at 19:22 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

Detroit, MI (KDTX), launched 12:00Z, 7.3 hours before the alert went out and 153 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.

Skew-T log-pSkew-T log-p diagram, Detroit, MI at 12:00Z on 2012-04-26Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Detroit, MI at 12:00Z on 2012-04-26The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 48 square meters per square second.19395878Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
720 m above ground
0-6 km bulk shear
61 kt
0-1 km storm-relative helicity
48 m²/s²
0-3 km storm-relative helicity
134 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

135 
WWUS71 KCLE 261919
NPWCLE

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE CLEVELAND OH
319 PM EDT THU APR 26 2012

OHZ003-006-017-270330-
/O.NEW.KCLE.FZ.W.0008.120427T0800Z-120427T1300Z/
LUCAS-WOOD-HANCOCK-
INCLUDING THE CITIES OF...TOLEDO...BOWLING GREEN...FINDLAY
319 PM EDT THU APR 26 2012

...FREEZE WARNING IN EFFECT FROM 4 AM TO 9 AM EDT FRIDAY...

THE NATIONAL WEATHER SERVICE IN CLEVELAND HAS ISSUED A FREEZE
WARNING...WHICH IS IN EFFECT FROM 4 AM TO 9 AM EDT FRIDAY.

* TEMPERATURES...LOWS IN THE LOWER 30S. 

* TIMING...AFTER 4 AM THROUGH DAYBREAK.

* IMPACTS...UNPROTECTED OUTDOOR PLANTS COULD BE DAMAGED OR KILLED.

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.

&&

$$

KIELTYKA
2 follow-up statements
721 
WWUS71 KCLE 270120
NPWCLE

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE CLEVELAND OH
920 PM EDT THU APR 26 2012

OHZ003-006-017-270930-
/O.CON.KCLE.FZ.W.0008.120427T0800Z-120427T1300Z/
LUCAS-WOOD-HANCOCK-
INCLUDING THE CITIES OF...TOLEDO...BOWLING GREEN...FINDLAY
920 PM EDT THU APR 26 2012

...FREEZE WARNING REMAINS IN EFFECT FROM 4 AM TO 9 AM EDT
FRIDAY...

* TEMPERATURES...IN THE LOWER TO MID 30S.

* TIMING...AFTER 4 AM THROUGH DAYBREAK.

* IMPACTS...UNPROTECTED OUTDOOR PLANTS COULD BE DAMAGED OR 
  KILLED.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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.

&&

$$
990 
WWUS71 KCLE 270805
NPWCLE

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE CLEVELAND OH
405 AM EDT FRI APR 27 2012

OHZ003-006-017-271300-
/O.CON.KCLE.FZ.W.0008.000000T0000Z-120427T1300Z/
LUCAS-WOOD-HANCOCK-
INCLUDING THE CITIES OF...TOLEDO...BOWLING GREEN...FINDLAY
405 AM EDT FRI APR 27 2012

...FREEZE WARNING REMAINS IN EFFECT UNTIL 9 AM EDT THIS MORNING...

* TEMPERATURES...WILL FALL INTO THE LOW 30S EARLY THIS MORNING.

* TIMING...TEMPERATURES WILL BOTTOM OUT JUST BEFORE SUNRISE AS
  WINDS BECOME LIGHT.

* IMPACTS...UNPROTECTED OUTDOOR PLANTS COULD BE DAMAGED OR 
  KILLED. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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.

&&

$$

OHZ014-023-033-PAZ002-003-271615-
/O.NEW.KCLE.FZ.A.0005.120428T0500Z-120428T1300Z/
ASHTABULA INLAND-TRUMBULL-MAHONING-SOUTHERN ERIE-CRAWFORD PA-
INCLUDING THE CITIES OF...JEFFERSON...WARREN...YOUNGSTOWN...
EDINBORO...MEADVILLE
405 AM EDT FRI APR 27 2012

...FREEZE WATCH IN EFFECT FROM LATE TONIGHT THROUGH SATURDAY
MORNING...

THE NATIONAL WEATHER SERVICE IN CLEVELAND HAS ISSUED A FREEZE
WATCH...WHICH IS IN EFFECT FROM LATE TONIGHT THROUGH SATURDAY
MORNING.

* TEMPERATURES...WILL FALL TO NEAR 30 DEGREES IN NORTHEAST OHIO
  AND THE MID TO UPPER 20S IN NORTHWEST PENNSYLVANIA. 

* TIMING...TEMPERATURES WILL FALL BELOW FREEZING AFTER MIDNIGHT
  TONIGHT WITH WINDS DROPPING TO NEAR CALM. 

* IMPACTS...WIDESPREAD FROST WILL DEVELOP OVERNIGHT AND
  UNPROTECTED OUTDOOR PLANTS COULD BE DAMAGED OR KILLED. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A FREEZE WATCH MEANS SUB-FREEZING TEMPERATURES ARE POSSIBLE.
THESE CONDITIONS COULD KILL CROPS AND OTHER SENSITIVE VEGETATION.

&&

$$

The office that day

Everything else NWS Cleveland, OH issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Apr 26, 6:06 AM EDTSmall Craft AdvisoryCLE40 hr

Nearby

Freeze Warnings in Ohio, 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.