Alert archive / Ohio / Severe Thunderstorm Warnings in 2012

Severe Thunderstorm Warning 1, NWS Cleveland, OH

January 17, 2012Erie County, Ohio

NWS Cleveland, OH issued this severe thunderstorm warning at Jan 17, 2012, 2:52 PM EST for Erie County, Ohio. It was in force for 23 min. No storm report in the archive falls inside the area while it was in force.

The area

The outline as issued.

The facts

Issued: Jan 17, 2012, 2:52 PM EST (19:52 UTC)
Expired: Jan 17, 2012, 3:15 PM EST
In force: 23 min
Issued by: NWS Cleveland, OH
Area: Storm-based polygon

County Erie County, OH

The radar

The Cleveland radar (KCLE), 71 km from the middle of the area, began a volume at 19:53 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, 7.9 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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: 3 J/kg
Mixed-layer CIN: -91 J/kg
Mixed-layer LCL: 449 m above ground
0-6 km bulk shear: 81 kt
0-1 km storm-relative helicity: 130 m²/s²
0-3 km storm-relative helicity: 187 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.

694 
WUUS51 KCLE 171952
SVRCLE
OHC043-172015-
/O.NEW.KCLE.SV.W.0001.120117T1952Z-120117T2015Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE CLEVELAND OH
252 PM EST TUE JAN 17 2012

THE NATIONAL WEATHER SERVICE IN CLEVELAND HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  NORTHWESTERN ERIE COUNTY IN NORTH CENTRAL OHIO

* UNTIL 315 PM EST

* AT 248 PM EST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM CAPABLE OF PRODUCING DAMAGING WINDS IN EXCESS
  OF 60 MPH.  THIS STORM WAS LOCATED NEAR CASTALIA...AND MOVING EAST
  AT 50 MPH.

* LOCATIONS IMPACTED INCLUDE...
SANDUSKY AND CASTALIA

PRECAUTIONARY/PREPAREDNESS ACTIONS...

THIS IS A DANGEROUS STORM. SEEK SHELTER INSIDE NOW AND STAY AWAY FROM
WINDOWS.

&&

PLEASE REPORT HAIL AND STRONG WINDS TO THE NATIONAL WEATHER SERVICE
BY CALLING TOLL FREE...877-633-6772...WHEN YOU CAN DO SO SAFELY.

LAT...LON 4144 8262 4140 8254 4131 8281 4146 8286
      4149 8282 4146 8277 4147 8270 4149 8271
      4150 8269
TIME...MOT...LOC 1952Z 252DEG 41KT 4143 8271

$$

MULLEN

1 follow-up statement

138 
WWUS51 KCLE 172010
SVSCLE

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE CLEVELAND OH
310 PM EST TUE JAN 17 2012

OHC043-172019-
/O.EXP.KCLE.SV.W.0001.000000T0000Z-120117T2015Z/
ERIE OH-
310 PM EST TUE JAN 17 2012

...THE SEVERE THUNDERSTORM WARNING FOR NORTHWESTERN ERIE COUNTY WILL 
EXPIRE AT 315 PM EST...

THE STORM WHICH PROMPTED THE WARNING IS QUICKLY MOVING ONTO LAKE 
ERIE. GUSTY WINDS ARE STILL POSSIBLE AS A STRONG COLD FRONT MOVES 
ACROSS THE AREA.

LAT...LON 4144 8262 4140 8254 4131 8281 4146 8286
      4149 8282 4146 8277 4147 8270 4149 8271
      4150 8269
TIME...MOT...LOC 2009Z 252DEG 41KT 4142 8244

$$

MULLEN

The office that day

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

Issued	Product	Office	Counties	Lasted
Jan 17, 4:23 AM EST	Gale Warning	CLE		24 hr
Jan 17, 3:12 PM EST	Wind Advisory	CLE	Ashtabula, Cuyahoga, Lake	7 hr
Jan 17, 4:13 PM EST	Severe Thunderstorm Warning	CLE	Geauga, Lake	47 min
Jan 17, 4:26 PM EST	Severe Thunderstorm Warning	CLE	Cuyahoga, Geauga, Portage, Summit	49 min
Jan 17, 4:32 PM EST	Severe Thunderstorm Warning	CLE	Ashtabula	43 min
Jan 17, 5:01 PM EST	Severe Thunderstorm Warning	CLE	Ashtabula, Mahoning, Portage, Trumbull	59 min
Jan 17, 5:04 PM EST	River Flood Warning	CLE	Lorain	15 hr

Nearby

Severe Thunderstorm Warnings in Ohio, 2012 Every severe thunderstorm 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.