Alert archive / Ohio / Severe Thunderstorm Warnings in 2018

Severe Thunderstorm Warning 135, NWS Wilmington, OH

August 26, 2018Highland County, Ohio

NWS Wilmington, OH issued this severe thunderstorm warning at Aug 26, 2018, 7:00 PM EDT for Highland County, Ohio. It was in force for 26 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
Aug 26, 2018, 7:00 PM EDT (23:00 UTC)
Expired
Aug 26, 2018, 7:26 PM EDT
In force
26 min
Issued by
NWS Wilmington, OH
Area
Storm-based polygon
Hail
1.0 in
Wind
60.0 mph

County Highland County, OH

The radar

The Cincinnati radar (KILN), 32 km from the middle of the area, began a volume at 23:02 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, 11.0 hours before the alert went out and 32 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 2018-08-26Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1158 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 2018-08-26The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 160 square meters per square second.193958Sfc1 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
1158 J/kg
Mixed-layer CIN
-67 J/kg
Mixed-layer LCL
783 m above ground
0-6 km bulk shear
17 kt
0-1 km storm-relative helicity
160 m²/s²
0-3 km storm-relative helicity
185 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 Aug 26, 6:48 PM EDT, 12 minutes earlier.

Area forecast discussion, Aug 26, 6:48 PM EDT, 12 minutes before
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Hazardous weather outlook, Aug 26, 3:37 AM EDT, 15 hours 23 minutes before
Hazardous Weather Outlook
National Weather Service Wilmington OH
337 AM EDT Sun Aug 26 2018

INZ050-058-059-066-073>075-080-KYZ089>096-OHZ034-035-042-043-051-060-
061-070-071-077-078-271200-
Wayne-Fayette IN-Union IN-Franklin IN-Ripley-Dearborn-Ohio-
Switzerland-Carroll-Gallatin-Boone-Kenton-Campbell-Owen-Grant-
Pendleton-Mercer-Auglaize-Darke-Shelby-Miami-Preble-Montgomery-
Butler-Warren-Hamilton-Clermont-
337 AM EDT Sun Aug 26 2018

This Hazardous Weather Outlook is for East Central Indiana,
Southeast Indiana, Northern Kentucky, Southwest Ohio and West
Central Ohio.

.DAY ONE...Today and Tonight.

Heat and humidity will push heat indices into the mid and upper 90s
this afternoon.

.DAYS TWO THROUGH SEVEN...Monday through Saturday.

Heat and humidity will continue into early week. Heat indicies are
forecast to range from the upper 90s to near 100 for Monday and
the mid and upper 90s on Tuesday.

.SPOTTER INFORMATION STATEMENT...

Spotter activation is not expected at this time.

KYZ097>100-OHZ026-044>046-052>056-062>065-072>074-079>082-088-271200-
Bracken-Robertson-Mason-Lewis-Hardin-Logan-Union OH-Delaware-
Champaign-Clark-Madison-Franklin OH-Licking-Greene-Fayette OH-
Pickaway-Fairfield-Clinton-Ross-Hocking-Brown-Highland-Adams-Pike-
Scioto-
337 AM EDT Sun Aug 26 2018

This Hazardous Weather Outlook is for Northeast Kentucky, Northern
Kentucky, Central Ohio, South Central Ohio, Southwest Ohio and West
Central Ohio.

.DAY ONE...Today and Tonight.

There is a low probability for widespread hazardous weather.

.DAYS TWO THROUGH SEVEN...Monday through Saturday.

Heat and humidity can be expected through early week. Heat indicies are
forecast to range from the upper 90s to near 100 for Monday and
the mid and upper 90s on Tuesday.

.SPOTTER INFORMATION STATEMENT...

Spotter activation is not expected at this time.

In the hours before

Special weather statement, Aug 26, 5:56 PM EDT, 1 hour 4 minutes before
Special Weather Statement
National Weather Service Wilmington OH
556 PM EDT SUN AUG 26 2018

OHZ072-262215-
Clinton OH-
556 PM EDT SUN AUG 26 2018

...A STRONG THUNDERSTORM WILL AFFECT CENTRAL CLINTON COUNTY UNTIL 615
PM EDT...

At 556 PM EDT, radar indicated a strong thunderstorm near Wilmington,
moving northeast at 20 mph.

STORM HAZARDS INCLUDE...
Winds to 45 mph...
Very heavy rain...

Locations impacted include...
Wilmington, Martinsville, Melvin, Cuba, Lees Creek, Reesville, New
Antioch, Morrisville, Ogden, Burtonville and Cowan Lake State Park.

Water will pond on roads and may quickly fill roadside ditches and
small streams.

To report hazardous weather conditions, go to our website at
weather.gov/iln and submit your report via social media, when you can
do so safely.

LAT...LON 3931 8385 3943 8392 3953 8368 3938 8359
TIME...MOT...LOC 2156Z 243DEG 19KT 3939 8381

JDR
Special weather statement, Aug 26, 6:07 PM EDT, 53 minutes before
Special Weather Statement
National Weather Service Wilmington OH
607 PM EDT SUN AUG 26 2018

OHZ046-055-262230-
Delaware OH-Franklin OH-
607 PM EDT SUN AUG 26 2018

...A STRONG THUNDERSTORM WILL AFFECT NORTHWESTERN FRANKLIN AND SOUTH
CENTRAL DELAWARE COUNTIES UNTIL 630 PM EDT...

At 606 PM EDT, radar indicated a strong thunderstorm over Dublin,
moving southeast at 15 mph.

STORM HAZARDS INCLUDE...
Winds to 40 mph...
Very heavy rain...

Locations impacted include...
Columbus, Dublin, Westerville, Upper Arlington, Hilliard,
Worthington, Powell, Minerva Park, Ohio State University, Polaris,
Easton, Grandview Heights, Shawnee Hills, Clintonville, Huber Ridge
and Columbus Zoo.

This includes the following Interstates...
 I-70 in Ohio between mile markers 95 and 100.
 I-71 in Ohio between mile markers 104 and 122.

Water will pond on roads and may quickly fill roadside ditches and
small streams.

To report hazardous weather conditions, go to our website at
weather.gov/iln and submit your report via social media, when you can
do so safely.

LAT...LON 4012 8285 3991 8302 4008 8321 4011 8319
      4011 8317 4014 8317 4021 8312
TIME...MOT...LOC 2206Z 304DEG 15KT 4012 8313

JDR
Local storm report, Aug 26, 6:23 PM EDT, 37 minutes before
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Local storm report, Aug 26, 6:37 PM EDT, 23 minutes before
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Special weather statement, Aug 26, 6:53 PM EDT, 7 minutes before
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Special weather statement, Aug 26, 7:00 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
Aug 26, 7:19 AM EDTSpecial Weather StatementILNDelaware26 min
Aug 26, 7:37 AM EDTSpecial Weather StatementILNClinton23 min
Aug 26, 8:18 AM EDTSpecial Weather StatementILNScioto27 min
Aug 26, 8:21 AM EDTSpecial Weather StatementILNHighland24 min
Aug 26, 8:46 AM EDTSpecial Weather StatementILNPike29 min
Aug 26, 9:10 AM EDTAreal Flood AdvisoryILNHighland, Pike, Ross87 min
Aug 26, 5:56 PM EDTSpecial Weather StatementILNClinton19 min
Aug 26, 6:07 PM EDTSpecial Weather StatementILNFranklin23 min
Aug 26, 6:19 PM EDTSevere Thunderstorm WarningILNHocking, Pickaway, Ross41 min
Aug 26, 6:49 PM EDTSevere Thunderstorm WarningILNPickaway26 min
Aug 26, 6:53 PM EDTSpecial Weather StatementILNFairfield37 min
Aug 26, 7:00 PM EDTSpecial Weather StatementILNPickaway30 min
Aug 26, 7:05 PM EDTSpecial Weather StatementILNFairfield25 min
Aug 26, 7:32 PM EDTSpecial Weather StatementILNFairfield28 min
Aug 25, 8:03 PM EDTSevere Thunderstorm WarningILNBoone27 min
Aug 25, 8:26 PM EDTSpecial Weather StatementILNBoone34 min
Aug 25, 8:30 PM EDTSevere Thunderstorm WarningILNBoone, Gallatin23 min
Aug 25, 8:52 PM EDTSpecial Weather StatementILNGrant23 min

Nearby

Severe Thunderstorm Warnings in Ohio, 2018Every severe thunderstorm warning in 2018

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.