Alert archive / Ohio / Severe Thunderstorm Warnings in 2014

Severe Thunderstorm Warning 140, NWS Wilmington, OH

July 26, 20144 counties in Ohio

NWS Wilmington, OH issued this severe thunderstorm warning at Jul 26, 2014, 5:24 PM EDT for 4 counties in Ohio. It was in force for 21 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 26, 2014, 5:24 PM EDT (21:24 UTC)
Expired
Jul 26, 2014, 5:45 PM EDT
In force
21 min
Issued by
NWS Wilmington, OH
Area
Storm-based polygon
Hail
1.0 in
Wind
60.0 mph

Counties Champaign County, OH, Logan County, OH, Miami County, OH, Shelby County, OH

The radar

The Cincinnati radar (KILN), 91 km from the middle of the area, began a volume at 21:26 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.

The watch it was issued in

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

IssuedProductOfficeLasted
Jul 26, 3:29 PM EDTSevere Thunderstorm WatchSPC3 hr

The nearest sounding before it

Cncnati-Daytn, OH (KILN), launched 12:00Z, 9.4 hours before the alert went out and 90 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 2014-07-26Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 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 2014-07-26The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 131 square meters per square second.1939587897Sfc1 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
1479 m above ground
0-6 km bulk shear
35 kt
0-1 km storm-relative helicity
131 m²/s²
0-3 km storm-relative helicity
190 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

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 26, 4:19 PM EDT, 1 hour 5 minutes earlier.

Area forecast discussion, Jul 26, 4:19 PM EDT, 1 hour 5 minutes before
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Hazardous weather outlook, Jul 26, 4:21 AM EDT, 13 hours 3 minutes before
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE WILMINGTON OH
421 AM EDT SAT JUL 26 2014

INZ050-058-059-066-073>075-080-KYZ089>100-OHZ026-034-035-042>046-
051>056-060>065-070>074-077>082-088-270830-
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-
421 AM EDT SAT JUL 26 2014

THIS HAZARDOUS WEATHER OUTLOOK IS FOR 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.

THUNDERSTORMS ARE EXPECTED TO DEVELOP BACK ACROSS ILLINOIS LATER
THIS AFTERNOON. THESE STORMS WILL PUSH EAST ACROSS INDIANA EARLY
THIS EVENING AND INTO OHIO AND NORTHERN KENTUCKY THROUGH THE
OVERNIGHT HOURS. SOME OF THESE STORMS WILL BE CAPABLE OF PRODUCING
DAMAGING WINDS. LOCALLY HEAVY RAINFALL WILL ALSO BE POSSIBLE.

.DAYS TWO THROUGH SEVEN...SUNDAY THROUGH FRIDAY.

SCATTERED THUNDERSTORMS ARE FORECAST TO BECOME MORE WIDESPREAD
ACROSS THE REGION ON SUNDAY AHEAD OF AN APPROACHING COLD FRONT.
SOME OF THESE STORMS MAY BECOME SEVERE SUNDAY AFTERNOON WITH
DAMAGING WIND AND LARGE HAIL THE PRIMARY THREAT. HOWEVER...ISOLATED
TORNADOES WILL ALSO BE POSSIBLE. THE SEVERE WEATHER THREAT MAY
PERSIST INTO SUNDAY EVENING...ESPECIALLY SOUTHEAST OF THE I-71
CORRIDOR.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION MAY BE REQUIRED SATURDAY NIGHT AND AGAIN ON SUNDAY.

In the hours before

Special weather statement, Jul 26, 4:14 PM EDT, 1 hour 10 minutes before
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Local storm report, Jul 26, 4:18 PM EDT, 1 hour 6 minutes before
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Local storm report, Jul 26, 4:21 PM EDT, 1 hour 3 minutes before
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Special weather statement, Jul 26, 5:02 PM EDT, 22 minutes before
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Local storm report, Jul 26, 5:18 PM EDT, 6 minutes before
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Local storm report, Jul 26, 5:24 PM EDT, 0 minutes before
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The office that day

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

IssuedProductOfficeCountiesLasted
Jul 26, 10:16 AM EDTSpecial Weather StatementILNHamilton29 min
Jul 26, 2:39 PM EDTSpecial Weather StatementILNAuglaize36 min
Jul 26, 3:02 PM EDTSevere Thunderstorm WarningILNAuglaize, Logan, Shelby28 min
Jul 26, 3:12 PM EDTSpecial Weather StatementILNMercer33 min
Jul 26, 3:24 PM EDTSevere Thunderstorm WarningILNAuglaize, Mercer36 min
Jul 26, 3:24 PM EDTSevere Thunderstorm WarningILNChampaign, Logan, Shelby36 min
Jul 26, 3:31 PM EDTFlash Flood WatchILNAdams, Auglaize, Brown, Butler, Champaign, Clark and 26 more22 hr
Jul 26, 3:56 PM EDTSevere Thunderstorm WarningILNChampaign34 min
Jul 26, 3:57 PM EDTSevere Thunderstorm WarningILNAuglaize, Mercer, Shelby33 min
Jul 26, 4:08 PM EDTSpecial Weather StatementILNHardin37 min
Jul 26, 4:14 PM EDTSpecial Weather StatementILNMercer31 min
Jul 26, 4:28 PM EDTSevere Thunderstorm WarningILNChampaign, Clark, Madison, Union32 min
Jul 26, 4:58 PM EDTSevere Thunderstorm WarningILNFranklin, Madison, Pickaway37 min
Jul 26, 5:02 PM EDTSpecial Weather StatementILNShelby28 min
Jul 26, 5:53 PM EDTSpecial Weather StatementILNHocking37 min

Nearby

Severe Thunderstorm Warnings in Ohio, 2014Every severe thunderstorm warning in 2014

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.