Alert archive / Ohio / Severe Thunderstorm Warnings in 2002

Severe Thunderstorm Warning 97, NWS Cleveland, OH

June 21, 2002Erie County, Ohio

NWS Cleveland, OH issued this severe thunderstorm warning at Jun 21, 2002, 3:06 PM EDT for Erie County, Ohio. It was in force for 69 min. 3 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, 3:06 PM EDT (19:06 UTC)
Expired
Jun 21, 2002, 4:15 PM EDT
In force
69 min
Issued by
NWS Cleveland, OH
Area
Whole counties

County Erie County, OH

The radar

The Cleveland radar (KCLE), 70 km from the middle of the area, began a volume at 19:06 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

TimeReportWhereRemark
Jun 21, 3:10 PM EDTThunderstorm WindSandusky, OHThunderstorm winds toppled two power poles.
Jun 21, 3:10 PM EDTHail 0.75Sandusky, OHDime size hail was observed.
Jun 21, 3:45 PM EDTThunderstorm Wind 53 MVermilion, OHA 61 mph thunderstorm wind gust was measured.

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, 7.1 hours before the alert went out and 155 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 2002-06-21Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1509 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, Detroit, MI at 12:00Z on 2002-06-21The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 39 square meters per square second.1939Sfc1 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
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 211906
SVRCLE
OHC043-212015-

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

THE NATIONAL WEATHER SERVICE IN CLEVELAND HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  ERIE COUNTY IN OHIO...

* UNTIL 415 PM EDT

* AT 305 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM 3 MILES EAST OF SANDUSKY...MOVING NORTHEAST AT
  20 MPH.

* SOME LOCATIONS NEAR THE PATH OF THIS STORM INCLUDE...
  SANDUSKY

LARGE HAIL...DAMAGING WINDS...AND HEAVY RAINFALL ARE LIKELY WITH THIS
STORM. TAKE COVER IN A STURDY BUILDING UNTIL THE STORM HAS PASSED.

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.

IssuedProductOfficeCountiesLasted
Jun 21, 2:07 PM EDTSpecial Marine WarningCLE113 min
Jun 21, 2:23 PM EDTSevere Thunderstorm WarningCLEOttawa, Sandusky52 min
Jun 21, 3:03 PM EDTSevere Thunderstorm WarningCLECuyahoga57 min
Jun 21, 3:25 PM EDTSpecial Marine WarningCLE110 min
Jun 21, 3:25 PM EDTSpecial Marine WarningCLE110 min
Jun 21, 3:34 PM EDTSevere Thunderstorm WarningCLEAshtabula41 min
Jun 21, 3:47 PM EDTSevere Thunderstorm WarningCLELorain58 min
Jun 21, 4:12 PM EDTSevere Thunderstorm WarningCLECuyahoga48 min
Jun 21, 5:00 PM EDTSevere Thunderstorm WarningCLEGeauga30 min
Jun 21, 5:05 PM EDTSpecial Marine WarningCLE115 min
Jun 21, 5:05 PM EDTSpecial Marine WarningCLE115 min
Jun 21, 5:15 PM EDTSevere Thunderstorm WarningCLELake45 min
Jun 21, 5:19 PM EDTSevere Thunderstorm WarningCLEAshtabula56 min
Jun 21, 5:45 PM EDTSevere Thunderstorm WarningCLETrumbull60 min
Jun 21, 7:08 PM EDTSpecial Marine WarningCLE67 min

Nearby

Severe Thunderstorm Warnings in Ohio, 2002Every 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.