Alert archive / Ohio / Severe Thunderstorm Warnings in 2018

Severe Thunderstorm Warning 64, NWS Cleveland, OH

September 5, 2018Ashland County, Ohio

NWS Cleveland, OH issued this severe thunderstorm warning at Sep 5, 2018, 5:33 PM EDT for Ashland County, Ohio. It was in force for 15 min. No storm report in the archive falls inside the area while it was in force.

The area

The outline as issued.

The facts

Issued
Sep 5, 2018, 5:33 PM EDT (21:33 UTC)
Expired
Sep 5, 2018, 5:48 PM EDT
In force
15 min
Issued by
NWS Cleveland, OH
Area
Storm-based polygon
Hail
0.88 in
Wind
60.0 mph

County Ashland County, OH

The radar

The Cleveland radar (KCLE), 57 km from the middle of the area, began a volume at 21:35 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, 9.6 hours before the alert went out and 192 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, Pittsburgh, PA at 12:00Z on 2018-09-05Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 639 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Pittsburgh, PA at 12:00Z on 2018-09-05The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 31 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
639 J/kg
Mixed-layer CIN
-120 J/kg
Mixed-layer LCL
1324 m above ground
0-6 km bulk shear
14 kt
0-1 km storm-relative helicity
31 m²/s²
0-3 km storm-relative helicity
48 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

542 
WUUS51 KCLE 052133
SVRCLE
OHC005-052200-
/O.NEW.KCLE.SV.W.0064.180905T2133Z-180905T2200Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Cleveland OH
533 PM EDT WED SEP 5 2018

The National Weather Service in Cleveland has issued a

* Severe Thunderstorm Warning for...
  Northeastern Ashland County in north central Ohio...

* Until 600 PM EDT.

* At 533 PM EDT, a severe thunderstorm was located over Polk, or 8
  miles northeast of Ashland, moving northeast at 15 mph.

  HAZARD...60 mph wind gusts and nickel size hail.

  SOURCE...Radar indicated.

  IMPACT...Expect damage to trees and power lines.

* Locations impacted include...
  Polk, Sullivan, Nova and Nankin. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

For your protection move to an interior room on the lowest floor of a
building.

&&

LAT...LON 4100 8238 4107 8229 4106 8227 4106 8218
      4100 8217 4099 8213 4090 8213 4085 8223
TIME...MOT...LOC 2133Z 231DEG 12KT 4098 8223 

HAIL...0.88IN
WIND...60MPH
 
$$

King
1 follow-up statement
764 
WWUS51 KCLE 052148
SVSCLE

Severe Weather Statement
National Weather Service Cleveland OH
548 PM EDT WED SEP 5 2018

OHC005-052158-
/O.CAN.KCLE.SV.W.0064.000000T0000Z-180905T2200Z/
Ashland OH-
548 PM EDT WED SEP 5 2018

...THE SEVERE THUNDERSTORM WARNING FOR NORTHEASTERN ASHLAND COUNTY IS
CANCELLED...
                
The storm which prompted the warning has weakened below severe
limits, and no longer poses an immediate threat to life or property.
Therefore, the warning has been cancelled.  However gusty winds and
heavy rain are still possible with this thunderstorm.

LAT...LON 4100 8238 4107 8229 4106 8227 4106 8218
      4100 8217 4099 8213 4090 8213 4085 8223
TIME...MOT...LOC 2145Z 231DEG 12KT 4101 8218 

$$

King

The office that day

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

IssuedProductOfficeCountiesLasted
Sep 5, 5:38 PM EDTSevere Thunderstorm WarningCLELorain17 min
Sep 5, 6:37 PM EDTSevere Thunderstorm WarningCLECuyahoga10 min
Sep 5, 6:38 PM EDTSpecial Marine WarningCLE76 min
Sep 5, 6:49 PM EDTSevere Thunderstorm WarningCLECuyahoga26 min
Sep 5, 7:29 PM EDTSpecial Marine WarningCLE91 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.