Alert archive / Ohio / Severe Thunderstorm Warnings in 2020

Severe Thunderstorm Warning 160, NWS Wilmington, OH

July 9, 20204 counties in Ohio

NWS Wilmington, OH issued this severe thunderstorm warning at Jul 9, 2020, 5:16 PM EDT for 4 counties in Ohio. It was in force for 29 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 9, 2020, 5:16 PM EDT (21:16 UTC)
Expired
Jul 9, 2020, 5:45 PM EDT
In force
29 min
Issued by
NWS Wilmington, OH
Area
Storm-based polygon
Hail
1.0 in
Wind
60.0 mph

Counties Darke County, OH, Miami County, OH, Montgomery County, OH, Preble County, OH

The radar

The Cincinnati radar (KILN), 77 km from the middle of the area, began a volume at 21:17 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, 9.3 hours before the alert went out and 78 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 2020-07-09Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 689 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 2020-07-09The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -16 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
689 J/kg
Mixed-layer CIN
-40 J/kg
Mixed-layer LCL
1426 m above ground
0-6 km bulk shear
6 kt
0-1 km storm-relative helicity
-16 m²/s²
0-3 km storm-relative helicity
-11 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 9, 4:18 PM EDT, 58 minutes earlier.

Area forecast discussion, Jul 9, 4:18 PM EDT, 58 minutes before
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Hazardous weather outlook, Jul 9, 5:00 AM EDT, 12 hours 16 minutes before
Hazardous Weather Outlook
National Weather Service Wilmington OH
500 AM EDT Thu Jul 9 2020

INZ050-058-059-066-073>075-080-KYZ089>100-OHZ026-034-035-042>046-
051>056-060>065-070>074-077>082-088-100900-
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 9 2020

...HEAT ADVISORY IN EFFECT FROM NOON TODAY TO 8 PM EDT THIS
EVENING...

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

.DAY ONE...Today and tonight.

Please listen to NOAA Weather Radio or go to weather.gov on the
Internet for more information about the following hazards.

   Heat Advisory.

In addition, showers and thunderstorms will be capable of producing
heavy rain and localized flooding during the afternoon and evening.

.DAYS TWO THROUGH SEVEN...Friday through Wednesday.

Showers and thunderstorms will be capable of producing heavy rain
and localized flooding during Friday afternoon and evening.

.SPOTTER INFORMATION STATEMENT...

Spotter activation is not expected at this time.

In the hours before

Special weather statement, Jul 9, 4:32 PM EDT, 44 minutes before
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Special weather statement, Jul 9, 4:38 PM EDT, 38 minutes before
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Special weather statement, Jul 9, 4:42 PM EDT, 34 minutes before
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Special weather statement, Jul 9, 4:44 PM EDT, 32 minutes before
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Local storm report, Jul 9, 4:47 PM EDT, 29 minutes before
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Special weather statement, Jul 9, 5:09 PM EDT, 7 minutes before
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The office that day

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

IssuedProductOfficeCountiesLasted
Jul 9, 12:58 PM EDTSpecial Weather StatementILNMontgomery47 min
Jul 9, 2:40 PM EDTSpecial Weather StatementILNWarren35 min
Jul 9, 2:45 PM EDTSevere Thunderstorm WarningILNWarren30 min
Jul 9, 3:02 PM EDTSevere Thunderstorm WarningILNWarren28 min
Jul 9, 3:27 PM EDTSpecial Weather StatementILNWarren33 min
Jul 9, 3:45 PM EDTSpecial Weather StatementILNButler45 min
Jul 9, 4:32 PM EDTSpecial Weather StatementILNPreble43 min
Jul 9, 4:38 PM EDTSpecial Weather StatementILNAllen37 min
Jul 9, 4:44 PM EDTSpecial Weather StatementILNPreble31 min
Jul 9, 5:09 PM EDTSpecial Weather StatementILNDarke36 min
Jul 9, 5:50 PM EDTSpecial Weather StatementILNAuglaize25 min
Jul 9, 5:51 PM EDTSpecial Weather StatementILNMiami24 min
Jul 9, 6:05 PM EDTSpecial Weather StatementILNLogan25 min
Jul 9, 6:15 PM EDTSpecial Weather StatementILNAuglaize30 min
Jul 9, 6:18 PM EDTSpecial Weather StatementILNShelby27 min
Jul 9, 6:41 PM EDTSpecial Weather StatementILNMercer34 min
Jul 9, 12:36 PM EDTSpecial Weather StatementILNBoone24 min
Jul 9, 1:44 PM EDTSpecial Weather StatementILNOwen31 min
Jul 9, 1:48 PM EDTSpecial Weather StatementILNKenton27 min
Jul 9, 2:13 PM EDTSpecial Weather StatementILNOwen32 min
Jul 9, 2:22 PM EDTSpecial Weather StatementILNGallatin23 min
Jul 9, 2:35 PM EDTSpecial Weather StatementILNCampbell25 min
Jul 9, 2:37 PM EDTSevere Thunderstorm WarningILNCampbell, Pendleton23 min
Jul 9, 2:43 PM EDTSpecial Weather StatementILNGrant, Pendleton32 min
Jul 9, 2:55 PM EDTSevere Thunderstorm WarningILNGrant, Pendleton35 min
Jul 9, 3:16 PM EDTAreal Flood AdvisoryILNGallatin, Grant, Pendleton115 min
Jul 9, 3:25 PM EDTSpecial Weather StatementILNGallatin, Grant35 min
Jul 9, 4:22 PM EDTSpecial Weather StatementILNDearborn, Ripley23 min
Jul 9, 4:42 PM EDTSpecial Weather StatementILNDearborn, Ripley33 min
Jul 9, 4:50 PM EDTAreal Flood AdvisoryILNDearborn, Ripley3 hr
Jul 9, 5:39 PM EDTSpecial Weather StatementILNUnion36 min

Nearby

Severe Thunderstorm Warnings in Ohio, 2020Every severe thunderstorm warning in 2020

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.