Alert archive / Ohio / Severe Thunderstorm Warnings in 2013

Severe Thunderstorm Warning 138, NWS Wilmington, OH

September 11, 2013Delaware County, Franklin County, Licking County, Ohio

NWS Wilmington, OH issued this severe thunderstorm warning at Sep 11, 2013, 5:44 PM EDT for Delaware County, Franklin County, Licking County, 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: Sep 11, 2013, 5:44 PM EDT (21:44 UTC)
Expired: Sep 11, 2013, 6:30 PM EDT
In force: 46 min
Issued by: NWS Wilmington, OH
Area: Storm-based polygon

Counties Delaware County, OH, Franklin County, OH, Licking County, OH

The radar

The Cincinnati radar (KILN), 114 km from the middle of the area, began a volume at 21:45 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

Pittsburgh, PA (KAGC), launched 12:00Z, 9.7 hours before the alert went out and 234 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: 2762 J/kg
Mixed-layer CIN: -39 J/kg
Mixed-layer LCL: 747 m above ground
0-6 km bulk shear: 22 kt
0-1 km storm-relative helicity: 0 m²/s²
0-3 km storm-relative helicity: 88 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 Sep 11, 4:31 PM EDT, 1 hour 13 minutes earlier.

Area forecast discussion, Sep 11, 4:31 PM EDT, 1 hour 13 minutes before

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Hazardous weather outlook, Sep 11, 4:44 PM EDT, 1 hour before

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In the hours before

Special weather statement, Sep 11, 3:10 PM EDT, 2 hours 34 minutes before

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE WILMINGTON OH
310 PM EDT WED SEP 11 2013

OHZ043-044-051-052-111945-
CHAMPAIGN OH-LOGAN OH-MIAMI OH-SHELBY OH-
310 PM EDT WED SEP 11 2013

...STRONG THUNDERSTORMS WILL AFFECT SOUTHEASTERN
SHELBY...NORTHEASTERN MIAMI...SOUTHERN LOGAN AND NORTHERN CHAMPAIGN
COUNTIES THROUGH 345 PM EDT...

AT 304 PM EDT...RADAR INDICATED STRONG THUNDERSTORMS IN AN AREA FROM
WEST MANSFIELD TO KISER LAKE STATE PARK...MOVING EAST AT 30 MPH.

STORM HAZARDS INCLUDE...
WINDS TO 45 MPH...
PEA SIZE HAIL...

SOME LOCATIONS THAT MAY BE AFFECTED INCLUDE...ST. PARIS AND WEST
LIBERTY.

ALSO...KISER LAKE STATE PARK...MILLERSTOWN...VALLEY HI...
PICKRELLTOWN...EAST LIBERTY...LIPPINCOTT...MIDDLEBURG...KENNARD...
CABLE AND MINGO ARE NEAR THE PATH OF THIS LINE OF STRONG
THUNDERSTORMS.

LAT...LON 4041 8354 4015 8356 4011 8403 4019 8418
      4032 8400 4041 8376

HATZOS

Special weather statement, Sep 11, 3:58 PM EDT, 1 hour 46 minutes before

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Special weather statement, Sep 11, 4:26 PM EDT, 1 hour 18 minutes before

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Special weather statement, Sep 11, 5:17 PM EDT, 27 minutes before

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Local storm report, Sep 11, 5:26 PM EDT, 18 minutes before

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Local storm report, Sep 11, 5:42 PM EDT, 2 minutes before

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The office that day

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

Issued	Product	Office	Counties	Lasted
Sep 11, 11:41 AM EDT	Special Weather Statement	ILN	Franklin	49 min
Sep 11, 11:43 AM EDT	Special Weather Statement	ILN	Franklin	47 min
Sep 11, 12:16 PM EDT	Special Weather Statement	ILN	Delaware	29 min
Sep 11, 12:41 PM EDT	Special Weather Statement	ILN	Licking	34 min
Sep 11, 1:05 PM EDT	Special Weather Statement	ILN	Fairfield, Pickaway	25 min
Sep 11, 1:30 PM EDT	Special Weather Statement	ILN	Fairfield	30 min
Sep 11, 1:42 PM EDT	Special Weather Statement	ILN	Fairfield	33 min
Sep 11, 2:04 PM EDT	Special Weather Statement	ILN	Hocking	26 min
Sep 11, 2:38 PM EDT	Areal Flood Advisory	ILN	Hocking	3 hr
Sep 11, 2:44 PM EDT	Special Weather Statement	ILN	Logan	31 min
Sep 11, 3:10 PM EDT	Special Weather Statement	ILN	Champaign, Logan	35 min
Sep 11, 3:21 PM EDT	Severe Thunderstorm Warning	ILN	Champaign, Logan, Union	39 min
Sep 11, 3:58 PM EDT	Special Weather Statement	ILN	Champaign, Union	32 min
Sep 11, 4:26 PM EDT	Special Weather Statement	ILN	Delaware	34 min
Sep 11, 5:17 PM EDT	Special Weather Statement	ILN	Franklin	43 min
Sep 11, 5:25 PM EDT	Severe Thunderstorm Warning	ILN	Delaware, Franklin	50 min
Sep 11, 5:56 PM EDT	Severe Thunderstorm Warning	ILN	Fairfield, Franklin, Pickaway	34 min

Nearby

Severe Thunderstorm Warnings in Ohio, 2013 Every severe thunderstorm warning in 2013

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.