Alert archive / West Virginia / Severe Thunderstorm Warnings in 2021

Severe Thunderstorm Warning 93, NWS Charleston, WV

July 10, 20214 counties in West Virginia

NWS Charleston, WV issued this severe thunderstorm warning at Jul 10, 2021, 1:23 PM EDT for 4 counties in West Virginia. It was in force for 37 min. 2 reports came from inside the area while it was in force.

The area

The outline as issued, with what was reported inside it.

The facts

Issued
Jul 10, 2021, 1:23 PM EDT (17:23 UTC)
Expired
Jul 10, 2021, 2:00 PM EDT
In force
37 min
Issued by
NWS Charleston, WV
Area
Storm-based polygon
Hail
0.75 in
Wind
60.0 mph

Counties Logan County, WV, McDowell County, WV, Mingo County, WV, Wyoming County, WV

The radar

The Charleston,WV radar (KRLX), 79 km from the middle of the area, began a volume at 17:23 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.

What was reported inside it

TimeReportWhereRemark
Jul 10, 1:42 PM EDTTSTM WND DMG4 Wsw Gilbert, WVMINGO COUNTY EMERGENCY MANAGER REPORTS NUMEROUS TREES DOWN IN AREA OF BEN CREEK. TIME ESTIMATED FROM RADAR
Jul 10, 1:45 PM EDTTSTM WND DMGBaisden, WVMINGO COUNTY EMERGENCY MANAGER REPORTS TREES DOWN IN THE AREA OF BAISDEN. TIME ESTIMATED FROM RADAR

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

The nearest sounding before it

Roanoke, VA (KRNK), launched 12:00Z, 5.4 hours before the alert went out and 221 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, Roanoke, VA at 12:00Z on 2021-07-10Temperature 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°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Roanoke, VA at 12:00Z on 2021-07-10The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -38 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
1182 m above ground
0-6 km bulk shear
21 kt
0-1 km storm-relative helicity
-38 m²/s²
0-3 km storm-relative helicity
6 m²/s²
Significant tornado parameter
0.0
Supercell composite
-0.0

Open this sounding in Storm Lab

The text

As transmitted.

834 
WUUS51 KRLX 101723
SVRRLX
WVC045-047-059-109-101800-
/O.NEW.KRLX.SV.W.0093.210710T1723Z-210710T1800Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Charleston WV
123 PM EDT Sat Jul 10 2021

The National Weather Service in Charleston West Virginia has issued a

* Severe Thunderstorm Warning for...
  Northern McDowell County in southern West Virginia...
  Southeastern Mingo County in southern West Virginia...
  South central Logan County in southern West Virginia...
  West central Wyoming County in southern West Virginia...

* Until 200 PM EDT.

* At 123 PM EDT, a severe thunderstorm was located near Hinch, or 15
  miles south of Logan, moving east at 20 mph.

  HAZARD...60 mph wind gusts.

  SOURCE...Radar indicated.

  IMPACT...Expect damage to roofs, siding, and trees.

* Locations impacted include...
  Hinch, R.d. Bailey Lake, Gilbert Creek, Gilbert, Hampden and Pie. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

Please report severe weather to the National Weather Service by
calling toll free, 800 401 9535, when you can do so safely.

You may also report severe weather by posting your report to the
Charleston West Virginia National Weather Service Facebook Page, or
by using the Twitter Hashtag, NWSRLX.

&&

LAT...LON 3763 8205 3769 8202 3768 8177 3749 8184
TIME...MOT...LOC 1723Z 289DEG 16KT 3763 8195 

HAIL...<.75IN
WIND...60MPH
 
$$

14
2 follow-up statements
727 
WWUS51 KRLX 101743
SVSRLX

Severe Weather Statement
National Weather Service Charleston WV
143 PM EDT Sat Jul 10 2021

WVC045-101752-
/O.CAN.KRLX.SV.W.0093.000000T0000Z-210710T1800Z/
Logan WV-
143 PM EDT Sat Jul 10 2021

...THE SEVERE THUNDERSTORM WARNING FOR SOUTH CENTRAL LOGAN COUNTY IS
CANCELLED...
    
The severe thunderstorm which prompted the warning has moved out of 
the warned area. Therefore, the warning has been cancelled.

LAT...LON 3749 8184 3761 8197 3767 8193 3767 8191
      3766 8189 3767 8187 3767 8184 3765 8181
      3768 8177
TIME...MOT...LOC 1742Z 286DEG 14KT 3762 8187 

$$

WVC047-059-109-101800-
/O.CON.KRLX.SV.W.0093.000000T0000Z-210710T1800Z/
McDowell WV-Mingo WV-Wyoming WV-
143 PM EDT Sat Jul 10 2021

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 200 PM EDT
FOR NORTHERN MCDOWELL...SOUTHEASTERN MINGO AND WEST CENTRAL WYOMING
COUNTIES...

At 142 PM EDT, a severe thunderstorm was located over R.d. Bailey
Lake, or 17 miles south of Logan, moving east at 15 mph.

HAZARD...60 mph wind gusts.

SOURCE...Radar indicated.

IMPACT...Expect damage to roofs, siding, and trees.

Locations impacted include...
R.d. Bailey Lake, Gilbert Creek, Gilbert and Hampden. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 3749 8184 3761 8197 3767 8193 3767 8191
      3766 8189 3767 8187 3767 8184 3765 8181
      3768 8177
TIME...MOT...LOC 1742Z 286DEG 14KT 3762 8187 

HAIL...<.75IN
WIND...60MPH
 
$$

14
676 
WWUS51 KRLX 101755
SVSRLX

Severe Weather Statement
National Weather Service Charleston WV
155 PM EDT Sat Jul 10 2021

WVC047-059-109-101804-
/O.EXP.KRLX.SV.W.0093.000000T0000Z-210710T1800Z/
McDowell WV-Mingo WV-Wyoming WV-
155 PM EDT Sat Jul 10 2021

...THE SEVERE THUNDERSTORM WARNING FOR NORTHERN MCDOWELL...
SOUTHEASTERN MINGO AND WEST CENTRAL WYOMING COUNTIES WILL EXPIRE AT
200 PM EDT...
                
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 will be allowed to expire.  However gusty 
winds are still possible with this thunderstorm, and weakened or 
damaged trees may still be susceptible to falling.

LAT...LON 3749 8184 3761 8197 3767 8193 3767 8191
      3766 8189 3767 8187 3767 8184 3765 8181
      3768 8177
TIME...MOT...LOC 1754Z 289DEG 16KT 3760 8181 

$$

14

The office that day

Everything else NWS Charleston, WV issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jul 10, 12:38 PM EDTSpecial Weather StatementRLXCabell, Wayne52 min
Jul 10, 1:17 PM EDTSpecial Weather StatementRLXMingo43 min
Jul 10, 1:27 PM EDTSpecial Weather StatementRLXBoone, Cabell, Kanawha, Lincoln, Mason, Putnam48 min
Jul 10, 2:51 PM EDTSpecial Weather StatementRLXFayette39 min
Jul 10, 4:30 PM EDTSevere Thunderstorm WarningRLXMcDowell45 min
Jul 10, 5:16 PM EDTSevere Thunderstorm WarningRLXMcDowell29 min

Nearby

Severe Thunderstorm Warnings in West Virginia, 2021Every severe thunderstorm warning in 2021

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.