Alert archive / Ohio / Severe Thunderstorm Warnings in 2008

Severe Thunderstorm Warning 193, NWS Wilmington, OH

July 8, 20085 counties in Ohio

NWS Wilmington, OH issued this severe thunderstorm warning at Jul 8, 2008, 4:29 PM EDT for 5 counties in Ohio. It was in force for 46 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 8, 2008, 4:29 PM EDT (20:29 UTC)
Expired
Jul 8, 2008, 5:15 PM EDT
In force
46 min
Issued by
NWS Wilmington, OH
Area
Storm-based polygon

Counties Champaign County, OH, Hardin County, OH, Logan County, OH, Shelby County, OH, Union County, OH

The radar

The Cincinnati radar (KILN), 105 km from the middle of the area, began a volume at 20:29 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, 8.5 hours before the alert went out and 104 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, Cncnati-Daytn, OH at 12:00Z on 2008-07-08Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 722 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Cncnati-Daytn, OH at 12:00Z on 2008-07-08The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 21 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
722 J/kg
Mixed-layer CIN
-85 J/kg
Mixed-layer LCL
1041 m above ground
0-6 km bulk shear
22 kt
0-1 km storm-relative helicity
21 m²/s²
0-3 km storm-relative helicity
22 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.3

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 8, 2:01 PM EDT, 2 hours 28 minutes earlier.

Area forecast discussion, Jul 8, 2:01 PM EDT, 2 hours 28 minutes before
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Hazardous weather outlook, Jul 8, 4:11 PM EDT, 18 minutes before
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE WILMINGTON OH
411 PM EDT TUE JUL 8 2008

OHZ026-034-035-042>046-051>056-092015-
HARDIN-MERCER-AUGLAIZE-DARKE-SHELBY-LOGAN-UNION OH-DELAWARE-MIAMI-
CHAMPAIGN-CLARK-MADISON-FRANKLIN OH-LICKING-
411 PM EDT TUE JUL 8 2008

THIS HAZARDOUS WEATHER OUTLOOK IS FOR CENTRAL OHIO...MIAMI VALLEY
OF OHIO AND WEST CENTRAL OHIO.

.DAY ONE...TONIGHT

STRONG TO SEVERE THUNDERSTORMS WILL MOVE ACROSS THE AREA THIS EVENING.
LARGE HAIL AND DAMAGING WINDS MAY ACCOMPANY SOME OF THESE STORMS.

.DAYS TWO THROUGH SEVEN...WEDNESDAY THROUGH MONDAY

THUNDERSTORMS MAY PRODUCE LARGE HAIL...DAMAGING WINDS...AND HEAVY
RAIN ON WEDNESDAY.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION MAY BE REQUIRED.

INZ050-058-059-066-073>075-080-KYZ089>100-OHZ060>065-070>074-077>082-
088-092015-
WAYNE-FAYETTE IN-UNION IN-FRANKLIN IN-RIPLEY-DEARBORN-OHIO-
SWITZERLAND-CARROLL-GALLATIN-BOONE-KENTON-CAMPBELL-OWEN-GRANT-
PENDLETON-BRACKEN-ROBERTSON-MASON-LEWIS-PREBLE-MONTGOMERY-GREENE-
FAYETTE OH-PICKAWAY-FAIRFIELD-BUTLER-WARREN-CLINTON-ROSS-HOCKING-
HAMILTON-CLERMONT-BROWN-HIGHLAND-ADAMS-PIKE-SCIOTO-
411 PM EDT TUE JUL 8 2008

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

.DAY ONE...TONIGHT

THUNDERSTORMS ARE LIKELY TO DEVELOP TONIGHT. LARGE HAIL AND
DAMAGING WINDS MAY ACCOMPANY SOME OF THE THUNDERSTORMS.

.DAYS TWO THROUGH SEVEN...WEDNESDAY THROUGH MONDAY

THUNDERSTORMS MAY PRODUCE LARGE HAIL...DAMAGING WINDS...AND HEAVY
RAIN ON WEDNESDAY.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION MAY BE REQUIRED.

In the hours before

Local storm report, Jul 8, 2:46 PM EDT, 1 hour 43 minutes before
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Special weather statement, Jul 8, 2:54 PM EDT, 1 hour 35 minutes before
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Local storm report, Jul 8, 3:05 PM EDT, 1 hour 24 minutes before
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Local storm report, Jul 8, 4:27 PM EDT, 2 minutes before
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The office that day

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

IssuedProductOfficeCountiesLasted
Jul 8, 1:58 PM EDTSevere Thunderstorm WarningILNRoss16 min
Jul 8, 3:45 PM EDTSevere Thunderstorm WarningILNAuglaize, Mercer45 min
Jul 8, 3:51 PM EDTSevere Thunderstorm WarningILNAuglaize, Darke, Mercer, Shelby54 min
Jul 8, 5:08 PM EDTSevere Thunderstorm WarningILNButler67 min
Jul 8, 5:23 PM EDTSevere Thunderstorm WarningILNDelaware, Union38 min
Jul 8, 5:33 PM EDTSevere Thunderstorm WarningILNClark, Greene, Miami, Montgomery42 min
Jul 8, 5:47 PM EDTSevere Thunderstorm WarningILNLicking43 min
Jul 8, 6:01 PM EDTSevere Thunderstorm WarningILNClark, Fayette, Greene, Madison59 min
Jul 8, 6:15 PM EDTAreal Flood AdvisoryILNClark, Darke, Miami, Montgomery90 min
Jul 8, 6:30 PM EDTSevere Thunderstorm WarningILNFairfield, Franklin, Licking45 min
Jul 8, 6:40 PM EDTSevere Thunderstorm WarningILNButler, Clermont, Hamilton, Warren50 min
Jul 8, 6:45 PM EDTSevere Thunderstorm WarningILNFayette, Franklin, Madison, Pickaway45 min
Jul 8, 7:10 PM EDTAreal Flood AdvisoryILNFairfield65 min
Jul 8, 7:31 PM EDTSevere Thunderstorm WarningILNBrown, Clermont, Hamilton, Highland, Warren44 min
Jul 8, 7:37 PM EDTSevere Thunderstorm WarningILNFairfield, Hocking53 min
Jul 8, 7:53 PM EDTSevere Thunderstorm WarningILNFayette, Highland, Pickaway, Ross52 min
Jul 8, 6:07 PM EDTSevere Thunderstorm WarningILNOwen38 min

Nearby

Severe Thunderstorm Warnings in Ohio, 2008Every severe thunderstorm warning in 2008

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.