Alert archive / Ohio / Frost Advisories in 2012

Frost Advisory 7, NWS Cleveland, OH

May 16, 2012Crawford County, Erie County, Pennsylvania; 10 counties in Ohio

NWS Cleveland, OH issued this frost advisory at May 16, 2012, 3:14 PM EDT for Crawford County, Erie County, Pennsylvania; 10 counties in Ohio. It took effect at May 17, 2012, 2:00 AM EDT. It was in force for 6 hr.

The area

The counties it named.

The facts

Issued
May 16, 2012, 3:14 PM EDT (19:14 UTC)
In effect from
May 17, 2012, 2:00 AM EDT
Expired
May 17, 2012, 7:45 AM EDT
In force
6 hr
Issued by
NWS Cleveland, OH

Counties Ashtabula County, OH, Geauga County, OH, Holmes County, OH, Mahoning County, OH, Medina County, OH, Portage County, OH, Stark County, OH, Summit County, OH, Trumbull County, OH, Wayne County, OH, Crawford County, PA, Erie County, PA

The radar

The Cleveland radar (KCLE), 64 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

Pittsburgh, PA (KPIT), launched 12:00Z, 7.2 hours before the alert went out and 128 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, Pittsburgh, PA at 12:00Z on 2012-05-16Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCLLFCEL10008507005003002001001 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, Pittsburgh, PA at 12:00Z on 2012-05-16The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 78 square meters per square second.193958Sfc1 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
1835 m above ground
0-6 km bulk shear
28 kt
0-1 km storm-relative helicity
78 m²/s²
0-3 km storm-relative helicity
93 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.1

Open this sounding in Storm Lab

The text

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

686 
WWUS71 KCLE 161914
NPWCLE

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE CLEVELAND OH
314 PM EDT WED MAY 16 2012

OHZ013-014-020>023-031>033-038-PAZ002-003-170315-
/O.NEW.KCLE.FR.Y.0007.120517T0600Z-120517T1200Z/
GEAUGA-ASHTABULA INLAND-MEDINA-SUMMIT-PORTAGE-TRUMBULL-WAYNE-
STARK-MAHONING-HOLMES-SOUTHERN ERIE-CRAWFORD PA-
INCLUDING THE CITIES OF...CHARDON...JEFFERSON...MEDINA...AKRON...
RAVENNA...WARREN...WOOSTER...CANTON...YOUNGSTOWN...MILLERSBURG...
EDINBORO...MEADVILLE
314 PM EDT WED MAY 16 2012

...FROST ADVISORY IN EFFECT FROM 2 AM TO 8 AM EDT THURSDAY...

THE NATIONAL WEATHER SERVICE IN CLEVELAND HAS ISSUED A FROST
ADVISORY...WHICH IS IN EFFECT FROM 2 AM TO 8 AM EDT THURSDAY.

* TEMPERATURES...LOWS IN THE MID TO UPPER 30S. 

* TIMING...LATE TONIGHT AS THE WINDS DECREASE. 

* IMPACTS...UNPROTECTED SEASONAL AND TENDER OUTDOOR PLANTS COULD
  BE DAMAGED OR KILLED. AREAS OF FROST ARE EXPECTED WITH THE MAIN
  IMPACT ESPECIALLY IN OUTLYING AREAS.

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.

&&

$$

KIELTYKA
3 follow-up statements
566 
WWUS71 KCLE 170120
NPWCLE

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE CLEVELAND OH
920 PM EDT WED MAY 16 2012

OHZ013-014-020>023-031>033-038-PAZ002-003-170930-
/O.CON.KCLE.FR.Y.0007.120517T0600Z-120517T1200Z/
GEAUGA-ASHTABULA INLAND-MEDINA-SUMMIT-PORTAGE-TRUMBULL-WAYNE-
STARK-MAHONING-HOLMES-SOUTHERN ERIE-CRAWFORD PA-
INCLUDING THE CITIES OF...CHARDON...JEFFERSON...MEDINA...AKRON...
RAVENNA...WARREN...WOOSTER...CANTON...YOUNGSTOWN...MILLERSBURG...
EDINBORO...MEADVILLE
920 PM EDT WED MAY 16 2012

...FROST ADVISORY REMAINS IN EFFECT FROM 2 AM TO 8 AM EDT
THURSDAY...

* TEMPERATURES...LOWS IN THE MID TO UPPER 30S.

* TIMING...LATE TONIGHT AS THE WINDS DECREASE.

* IMPACTS...UNPROTECTED SEASONAL AND TENDER OUTDOOR PLANTS COULD 
  BE DAMAGED OR KILLED. AREAS OF FROST ARE EXPECTED WITH THE 
  MAIN IMPACT ESPECIALLY IN OUTLYING AREAS. 

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.

&&

$$
772 
WWUS71 KCLE 170738
NPWCLE

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE CLEVELAND OH
338 AM EDT THU MAY 17 2012

OHZ013-014-020>023-031>033-038-PAZ002-003-171200-
/O.CON.KCLE.FR.Y.0007.000000T0000Z-120517T1200Z/
GEAUGA-ASHTABULA INLAND-MEDINA-SUMMIT-PORTAGE-TRUMBULL-WAYNE-
STARK-MAHONING-HOLMES-SOUTHERN ERIE-CRAWFORD PA-
INCLUDING THE CITIES OF...CHARDON...JEFFERSON...MEDINA...AKRON...
RAVENNA...WARREN...WOOSTER...CANTON...YOUNGSTOWN...MILLERSBURG...
EDINBORO...MEADVILLE
338 AM EDT THU MAY 17 2012

...FROST ADVISORY REMAINS IN EFFECT UNTIL 8 AM EDT THIS MORNING...

* TEMPERATURES...LOWS IN THE MID TO UPPER 30S.

* TIMING...THROUGH 8AM.

* IMPACTS...UNPROTECTED SEASONAL AND TENDER OUTDOOR PLANTS COULD 
  BE DAMAGED OR KILLED. AREAS OF FROST ARE EXPECTED WITH THE 
  MAIN IMPACT ESPECIALLY IN OUTLYING AREAS. 

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.

&&

$$
727 
WWUS71 KCLE 171145
NPWCLE

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE CLEVELAND OH
745 AM EDT THU MAY 17 2012

OHZ013-014-020>023-031>033-038-PAZ002-003-171245-
/O.CAN.KCLE.FR.Y.0007.000000T0000Z-120517T1200Z/
GEAUGA-ASHTABULA INLAND-MEDINA-SUMMIT-PORTAGE-TRUMBULL-WAYNE-
STARK-MAHONING-HOLMES-SOUTHERN ERIE-CRAWFORD PA-
INCLUDING THE CITIES OF...CHARDON...JEFFERSON...MEDINA...AKRON...
RAVENNA...WARREN...WOOSTER...CANTON...YOUNGSTOWN...MILLERSBURG...
EDINBORO...MEADVILLE
745 AM EDT THU MAY 17 2012

...FROST ADVISORY IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN CLEVELAND HAS CANCELLED THE FROST
ADVISORY.

TEMPERATURES WILL CONTINUE TO WARM THROUGH THE MORNING OUT OF THE
LOWER AND MIDDLE 30S...THEREFORE ENDING THE THREAT FOR FROST.

$$

LOMBARDY

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.