Alert archive / Ohio / Severe Thunderstorm Warnings in 2002

Severe Thunderstorm Warning 95, NWS Cleveland, OH

June 21, 2002Ottawa County, Sandusky County, Ohio

NWS Cleveland, OH issued this severe thunderstorm warning at Jun 21, 2002, 2:23 PM EDT for Ottawa County, Sandusky County, Ohio. It was in force for 52 min. 2 reports came from inside the area while it was in force.

The area

The counties it named, with what was reported inside it.

The facts

Issued: Jun 21, 2002, 2:23 PM EDT (18:23 UTC)
Expired: Jun 21, 2002, 3:15 PM EDT
In force: 52 min
Issued by: NWS Cleveland, OH
Area: Whole counties

Counties Ottawa County, OH, Sandusky County, OH

The radar

The Cleveland radar (KCLE), 99 km from the middle of the area, began a volume at 18:26 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
Jun 21, 2:30 PM EDT	Hail 0.75	Fremont, OH	Dime size hail was observed.
Jun 21, 3:00 PM EDT	Thunderstorm Wind	Port Clinton, OH	Thunderstorm winds downed at least a dozen trees. Three of the trees damaged houses. Three cars were also damaged.

NCEI Storm Data entries that began inside the alert's area while it was in force. Before 2003 the local storm report archive is thin, so this is the record of what happened rather than what was phoned in.

The nearest sounding before it

Detroit, MI (KDTX), launched 12:00Z, 6.4 hours before the alert went out and 147 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: 1509 J/kg
Mixed-layer CIN: -65 J/kg
Mixed-layer LCL: 1258 m above ground
0-6 km bulk shear: 13 kt
0-1 km storm-relative helicity: 39 m²/s²
0-3 km storm-relative helicity: 27 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.

000 
WUUS51 KCLE 211823
SVRCLE
OHC123-143-211915-

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE CLEVELAND OH
222 PM EDT FRI JUN 21 2002

THE NATIONAL WEATHER SERVICE IN CLEVELAND HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  OTTAWA COUNTY IN OHIO...
  SANDUSKY COUNTY IN OHIO...

* UNTIL 315 PM EDT

* AT 222 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM ALONG A LINE EXTENDING FROM 13 MILES WEST OF
  OAK HARBOR TO 14 MILES SOUTHEAST OF FREMONT...OR ALONG A LINE
  EXTENDING FROM 12 MILES SOUTHEAST OF TOLEDO TO 14 MILES SOUTHEAST
  OF FREMONT...MOVING NORTHEAST AT 20 MPH.

* SOME LOCATIONS NEAR THE PATH OF THIS STORM INCLUDE...
  FREMONT
  OAK HARBOR
  PORT CLINTON

THESE STORMS ARE CAPABLE OF PRODUCING LARGE HAIL AND WIND GUSTS IN 
EXCESS OF 58 MPH.

REPORT SEVERE WEATHER TO THE NEAREST LAW ENFORCEMENT AGENCY. THEY
WILL RELAY YOUR REPORT TO THE NATIONAL WEATHER SERVICE FORECAST
OFFICE IN CLEVELAND.

$$

The office that day

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

Issued	Product	Office	Counties	Lasted
Jun 21, 2:07 PM EDT	Special Marine Warning	CLE		113 min
Jun 21, 3:03 PM EDT	Severe Thunderstorm Warning	CLE	Cuyahoga	57 min
Jun 21, 3:06 PM EDT	Severe Thunderstorm Warning	CLE	Erie	69 min
Jun 21, 3:25 PM EDT	Special Marine Warning	CLE		110 min
Jun 21, 3:25 PM EDT	Special Marine Warning	CLE		110 min
Jun 21, 3:34 PM EDT	Severe Thunderstorm Warning	CLE	Ashtabula	41 min
Jun 21, 3:47 PM EDT	Severe Thunderstorm Warning	CLE	Lorain	58 min
Jun 21, 4:12 PM EDT	Severe Thunderstorm Warning	CLE	Cuyahoga	48 min
Jun 21, 5:00 PM EDT	Severe Thunderstorm Warning	CLE	Geauga	30 min
Jun 21, 5:05 PM EDT	Special Marine Warning	CLE		115 min
Jun 21, 5:05 PM EDT	Special Marine Warning	CLE		115 min
Jun 21, 5:15 PM EDT	Severe Thunderstorm Warning	CLE	Lake	45 min
Jun 21, 5:19 PM EDT	Severe Thunderstorm Warning	CLE	Ashtabula	56 min
Jun 21, 5:45 PM EDT	Severe Thunderstorm Warning	CLE	Trumbull	60 min
Jun 21, 7:08 PM EDT	Special Marine Warning	CLE		67 min

Nearby

Severe Thunderstorm Warnings in Ohio, 2002 Every severe thunderstorm warning in 2002

Sources

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