Alert archive / Ohio / Severe Thunderstorm Warnings in 2006

Severe Thunderstorm Warning 258, NWS Wilmington, OH

July 20, 2006Licking County, Ohio

NWS Wilmington, OH issued this severe thunderstorm warning at Jul 20, 2006, 1:50 PM EDT for Licking County, Ohio. It was in force for 40 min. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued: Jul 20, 2006, 1:50 PM EDT (17:50 UTC)
Expired: Jul 20, 2006, 2:30 PM EDT
In force: 40 min
Issued by: NWS Wilmington, OH
Area: Counties, with a storm outline in the text

County Licking County, OH

The radar

The Cincinnati radar (KILN), 137 km from the middle of the area, began a volume at 17:51 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

Cncnati-Daytn, OH (KILN), launched 12:00Z, 5.8 hours before the alert went out and 135 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: 1657 J/kg
Mixed-layer CIN: -33 J/kg
Mixed-layer LCL: 1043 m above ground
0-6 km bulk shear: 18 kt
0-1 km storm-relative helicity: 24 m²/s²
0-3 km storm-relative helicity: 107 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.4

Open this sounding in Storm Lab

What forecasters said that day

The local office's own words before this severe thunderstorm warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Wilmington, OH wrote its last area forecast discussion before this severe thunderstorm warning went out at Jul 20, 11:22 AM EDT, 2 hours 28 minutes earlier.

Area forecast discussion, Jul 20, 11:22 AM EDT, 2 hours 28 minutes before

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Hazardous weather outlook, Jul 20, 5:00 AM EDT, 8 hours 50 minutes before

HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE WILMINGTON OH
500 AM EDT THU JUL 20 2006

INZ050-058-059-066-073>075-080-KYZ089>100-OHZ026-034-035-042>046-
051>056-060>065-070>074-077>082-088-210900-
WAYNE-FAYETTE IN-UNION IN-FRANKLIN IN-RIPLEY-DEARBORN-OHIO-
SWITZERLAND-CARROLL-GALLATIN-BOONE-KENTON-CAMPBELL-OWEN-GRANT-
PENDLETON-BRACKEN-ROBERTSON-MASON-LEWIS-HARDIN-MERCER-AUGLAIZE-
DARKE-SHELBY-LOGAN-UNION OH-DELAWARE-MIAMI-CHAMPAIGN-CLARK-
MADISON-FRANKLIN OH-LICKING-PREBLE-MONTGOMERY-GREENE-FAYETTE OH-
PICKAWAY-FAIRFIELD-BUTLER-WARREN-CLINTON-ROSS-HOCKING-HAMILTON-
CLERMONT-BROWN-HIGHLAND-ADAMS-PIKE-SCIOTO-
500 AM EDT THU JUL 20 2006

THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF EAST CENTRAL
INDIANA...SOUTHEAST INDIANA...NORTHEAST KENTUCKY...NORTHERN
KENTUCKY...CENTRAL OHIO...MIAMI VALLEY OF OHIO...SOUTH CENTRAL
OHIO...SOUTHWEST OHIO AND WEST CENTRAL OHIO.

.DAY ONE...TODAY AND TONIGHT

A COLD FRONT MOVING INTO THE REGION WILL RESULT IN THUNDERSTORM
DEVELOPMENT...PRIMARILY IN THE AFTERNOON AND EVENING BUT THEN
CONTINUING THROUGH THE NIGHT. SOME OF THESE STORMS COULD BECOME
SEVERE. THE MAIN THREAT WOULD BE DAMAGING STRAIGHT LINE
WINDS...ALTHOUGH A FEW STORMS COULD ALSO PRODUCE HAIL.

.DAYS TWO THROUGH SEVEN...FRIDAY THROUGH WEDNESDAY

NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION MAY BE REQUIRED THIS AFTERNOON AND/OR EVENING.

The office that day

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

Issued	Product	Office	Counties	Lasted
Jul 19, 8:49 PM EDT	Severe Thunderstorm Warning	ILN	Hamilton	41 min
Jul 20, 2:04 PM EDT	Severe Thunderstorm Warning	ILN	Ross	41 min
Jul 20, 2:05 PM EDT	Severe Thunderstorm Warning	ILN	Fairfield	40 min
Jul 20, 2:25 PM EDT	Severe Thunderstorm Warning	ILN	Pike	50 min

Nearby

Severe Thunderstorm Warnings in Ohio, 2006 Every severe thunderstorm warning in 2006

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.