Alert archive / Ohio / Severe Thunderstorm Warnings in 2011

Severe Thunderstorm Warning 77, NWS Cleveland, OH

May 25, 2011Crawford County, Huron County, Seneca County, Ohio

NWS Cleveland, OH issued this severe thunderstorm warning at May 25, 2011, 6:36 PM EDT for Crawford County, Huron County, Seneca County, Ohio. It was in force for 54 min. 1 report came from inside the area while it was in force.

The area

The outline as issued, with what was reported inside it.

The facts

Issued: May 25, 2011, 6:36 PM EDT (22:36 UTC)
Expired: May 25, 2011, 7:30 PM EDT
In force: 54 min
Issued by: NWS Cleveland, OH
Area: Storm-based polygon

Counties Crawford County, OH, Huron County, OH, Seneca County, OH

The radar

The Cleveland radar (KCLE), 80 km from the middle of the area, began a volume at 22:39 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.

What was reported inside it

Time	Report	Where	Remark
May 25, 7:00 PM EDT	HAIL 1	Norwalk, OH

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

The watch it was issued in

The SPC watch in force over the same counties when this warning went out.

Issued	Product	Office	Lasted
May 25, 1:55 PM EDT	Tornado Watch	SPC	8 hr

The nearest sounding before it

Detroit, MI (KDTX), launched 12:00Z, 10.6 hours before the alert went out and 197 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: 0 J/kg
Mixed-layer CIN: No buoyant parcel
Mixed-layer LCL: 666 m above ground
0-6 km bulk shear: 45 kt
0-1 km storm-relative helicity: 234 m²/s²
0-3 km storm-relative helicity: 255 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.2

Open this sounding in Storm Lab

The text

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

293 
WUUS51 KCLE 252236
SVRCLE
OHC033-077-147-252330-
/O.NEW.KCLE.SV.W.0077.110525T2236Z-110525T2330Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE CLEVELAND OH
636 PM EDT WED MAY 25 2011

THE NATIONAL WEATHER SERVICE IN CLEVELAND HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  CRAWFORD COUNTY IN NORTH CENTRAL OHIO
  HURON COUNTY IN NORTH CENTRAL OHIO
  SOUTHEASTERN SENECA COUNTY IN NORTHWEST OHIO

* UNTIL 730 PM EDT

* AT 634 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM CAPABLE OF PRODUCING DESTRUCTIVE GOLF BALL SIZE
  HAIL...AND DAMAGING WINDS IN EXCESS OF 60 MPH.  THIS STORM WAS
  LOCATED NEAR CHATFIELD...AND MOVING NORTHEAST AT 40 MPH.

* LOCATIONS IMPACTED INCLUDE...
  FITCHVILLE...
  NORWALK...
  NEW WASHINGTON...
  WILLARD...
  PLYMOUTH...
  NEW LONDON...
  WAKEMAN...

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

A TORNADO WATCH REMAINS IN EFFECT FOR THE WARNED AREA. IF A TORNADO
IS SPOTTED... ACT QUICKLY AND MOVE TO A PLACE OF SAFETY IN A STURDY
STRUCTURE...SUCH AS A BASEMENT OR SMALL INTERIOR ROOM.

&&

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 4097 8311 4115 8283 4128 8281 4128 8234
      4108 8233 4106 8236 4106 8244 4101 8243
      4099 8247 4099 8272 4089 8272 4073 8311
TIME...MOT...LOC 2236Z 233DEG 33KT 4090 8294

$$

LAPLANTE

1 follow-up statement

467 
WWUS51 KCLE 252329
SVSCLE

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE CLEVELAND OH
729 PM EDT WED MAY 25 2011

OHC033-077-147-252340-
/O.EXP.KCLE.SV.W.0077.000000T0000Z-110525T2330Z/
CRAWFORD OH-HURON OH-SENECA OH-
729 PM EDT WED MAY 25 2011

...THE SEVERE THUNDERSTORM WARNING FOR HURON AND NORTHWESTERN
CRAWFORD COUNTIES IN NORTH CENTRAL OHIO...AND SOUTHEASTERN SENECA
COUNTY IN NORTHWEST OHIO EXPIRES AT 730 PM EDT...

A TORNADO WATCH REMAINS IN EFFECT UNTIL 900 PM EDT WEDNESDAY EVENING
FOR NORTHERN OHIO AND NORTHWEST PENNSYLVANIA.

LAT...LON 4097 8311 4115 8283 4128 8281 4128 8234
      4108 8233 4106 8236 4106 8244 4101 8243
      4099 8247 4099 8272 4089 8272 4073 8311
TIME...MOT...LOC 2330Z 233DEG 33KT 4098 8295

$$

THOMPSON

The office that day

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

Issued	Product	Office	Counties	Lasted
May 25, 2:16 PM EDT	Flood Watch	CLE	Ashland, Crawford, Erie, Hancock, Huron, Knox and 10 more	14 hr
May 25, 2:47 PM EDT	Areal Flood Warning	CLE	Lucas, Wood	16 hr
May 25, 2:57 PM EDT	Special Marine Warning	CLE		2 hr
May 25, 3:33 PM EDT	Severe Thunderstorm Warning	CLE	Lucas, Wood	57 min
May 25, 4:03 PM EDT	Severe Thunderstorm Warning	CLE	Lucas, Ottawa, Sandusky	57 min
May 25, 4:10 PM EDT	Severe Thunderstorm Warning	CLE	Hancock	50 min
May 25, 4:24 PM EDT	Tornado Warning	CLE	Hancock	51 min
May 25, 4:25 PM EDT	Areal Flood Warning	CLE	Hancock	14 hr
May 25, 4:57 PM EDT	Tornado Warning	CLE	Hancock, Sandusky, Seneca, Wood	63 min
May 25, 5:01 PM EDT	Special Marine Warning	CLE		119 min
May 25, 5:15 PM EDT	Areal Flood Warning	CLE	Ottawa, Sandusky, Seneca	13 hr
May 25, 5:24 PM EDT	Tornado Warning	CLE	Sandusky, Seneca	51 min
May 25, 5:34 PM EDT	Tornado Warning	CLE	Hancock	41 min
May 25, 5:48 PM EDT	Severe Thunderstorm Warning	CLE	Erie, Huron	42 min
May 25, 5:54 PM EDT	Severe Thunderstorm Warning	CLE	Hancock, Seneca, Wyandot	51 min
May 25, 6:00 PM EDT	Areal Flood Warning	CLE	Crawford, Erie, Huron, Wyandot	12 hr
May 25, 6:03 PM EDT	Tornado Warning	CLE	Erie, Huron	57 min
May 25, 6:17 PM EDT	Severe Thunderstorm Warning	CLE	Ashland, Richland	58 min
May 25, 6:26 PM EDT	Severe Thunderstorm Warning	CLE	Lorain	49 min
May 25, 6:42 PM EDT	Areal Flood Warning	CLE	Cuyahoga, Huron, Lorain, Medina	5 hr
May 25, 6:44 PM EDT	Special Marine Warning	CLE		2 hr
May 25, 6:45 PM EDT	Severe Thunderstorm Warning	CLE	Cuyahoga	45 min
May 25, 6:53 PM EDT	Severe Thunderstorm Warning	CLE	Lorain, Medina	67 min
May 25, 7:00 PM EDT	Severe Thunderstorm Warning	CLE	Crawford, Marion, Wyandot	60 min
May 25, 7:01 PM EDT	Special Marine Warning	CLE		119 min
May 25, 7:09 PM EDT	Flash Flood Warning	CLE	Cuyahoga, Lorain, Medina	4 hr
May 25, 7:19 PM EDT	Severe Thunderstorm Warning	CLE	Geauga, Lake	41 min
May 25, 7:20 PM EDT	Severe Thunderstorm Warning	CLE	Portage, Summit	40 min
May 25, 7:21 PM EDT	Flash Flood Warning	CLE	Ashland, Crawford, Marion, Morrow, Richland, Wyandot	6 hr
May 25, 7:31 PM EDT	Tornado Warning	CLE	Summit	29 min
May 25, 7:37 PM EDT	Severe Thunderstorm Warning	CLE	Ashland, Wayne	38 min
May 25, 7:42 PM EDT	Areal Flood Warning	CLE	Geauga, Lake, Portage, Summit, Wayne	5 hr
May 25, 7:50 PM EDT	Severe Thunderstorm Warning	CLE	Ashtabula	55 min

Nearby

Severe Thunderstorm Warnings in Ohio, 2011 Every severe thunderstorm warning in 2011

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.