Alert archive / West Virginia / Special Weather Statements in 2021

Special Weather Statement, NWS Charleston, WV

August 15, 2021Boone County, West Virginia

NWS Charleston, WV issued this special weather statement at Aug 15, 2021, 10:57 PM EDT for Boone County, West Virginia. It was in force for 33 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
Aug 15, 2021, 10:57 PM EDT (02:57 UTC)
Expired
Aug 15, 2021, 11:30 PM EDT
In force
33 min
Issued by
NWS Charleston, WV
Hail
0.00 in
Wind
30

County Boone County, WV

The radar

The Charleston,WV radar (KRLX), 32 km from the middle of the area, began a volume at 02:57 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

Roanoke, VA (KRNK), launched 00:00Z, 3.0 hours before the alert went out and 214 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 00:00Z on 2021-08-16Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 895 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, Roanoke, VA at 00:00Z on 2021-08-16The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 25 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
895 J/kg
Mixed-layer CIN
-7 J/kg
Mixed-layer LCL
862 m above ground
0-6 km bulk shear
17 kt
0-1 km storm-relative helicity
25 m²/s²
0-3 km storm-relative helicity
81 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

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What forecasters said that day

The local office's own words before this special weather statement went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Charleston, WV wrote its last area forecast discussion before this special weather statement went out at Aug 15, 10:31 PM EDT, 26 minutes earlier.

Area forecast discussion, Aug 15, 10:31 PM EDT, 26 minutes before
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Hazardous weather outlook, Aug 15, 5:21 AM EDT, 17 hours 36 minutes before
Hazardous Weather Outlook
National Weather Service Charleston WV
521 AM EDT Sun Aug 15 2021

KYZ105-VAZ003-004-WVZ005>008-013>020-024>031-033-034-039-040-515>526-
160930-
Lawrence KY-Dickenson-Buchanan-Wayne-Cabell-Mason-Jackson WV-Lincoln-
Putnam-Kanawha-Roane-Wirt-Calhoun-Ritchie-Doddridge-Mingo-Logan-
Boone-Clay-Braxton-Gilmer-Lewis-Harrison-McDowell-Wyoming-Upshur-
Barbour-Northwest Raleigh-Southeast Raleigh-Northwest Fayette-
Southeast Fayette-Northwest Nicholas-Southeast Nicholas-
Northwest Webster-Southeast Webster-Northwest Pocahontas-
Southeast Pocahontas-Northwest Randolph-Southeast Randolph-
521 AM EDT Sun Aug 15 2021

This Hazardous Weather Outlook is for portions of northeast
Kentucky, southwest Virginia and much of West Virginia.

.DAY ONE...Today and Tonight.

There is a slight risk for excessive rainfall for heavier showers or
thunderstorms hitting the same location multiple times.

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

Moisture from the remnants of Tropical Storm Fred will interact with
an upper level system to result in rounds of showers and
thunderstorms Monday and linger into midweek, when the remnants
themselves arrive.

There is a slight risk for excessive rainfall for Monday and Monday
night, with isolated to scattered flash flooding possible for areas
that receive repetitive rounds of heavy rain.

.SPOTTER INFORMATION STATEMENT...

Weather spotters are encouraged to report significant weather
conditions by calling the toll-free spotter hotline, or by other
methods detailed at www.weather.gov/rlx/reports.

KYZ101>103-OHZ076-085>087-WVZ009>011-032-160930-
Greenup-Carter-Boyd-Washington-Meigs-Gallia-Lawrence OH-Wood-
Pleasants-Tyler-Taylor-
521 AM EDT Sun Aug 15 2021

This Hazardous Weather Outlook is for portions of northeast
Kentucky, portions of southeast Ohio, and portions of central West
Virginia and northern West Virginia.

.DAY ONE...Today and Tonight.

There is a marginal risk for excessive rainfall for heavier showers
or thunderstorms hitting the same location multiple times.

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

Moisture from the remnants of Tropical Storm Fred will interact with
an upper level system to result in rounds of showers and
thunderstorms Monday and linger into midweek, when the remnants
themselves arrive.

There is a slight risk for excessive rainfall for Monday and Monday
night, with isolated to scattered flash flooding possible for areas
that receive repetitive rounds of heavy rain.

.SPOTTER INFORMATION STATEMENT...

Weather spotters are encouraged to report significant weather
conditions by calling the toll-free spotter hotline, or by other
methods detailed at www.weather.gov/rlx/reports.

OHZ066-067-075-083-084-160930-
Perry-Morgan-Athens-Jackson OH-Vinton-
521 AM EDT Sun Aug 15 2021

This Hazardous Weather Outlook is for portions of southeast Ohio.

.DAY ONE...Today and Tonight.

There is a marginal risk for excessive rainfall for heavier showers
or thunderstorms hitting the same location multiple times.

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

Moisture from the remnants of Tropical Storm Fred will interact with
an upper level system to result in rounds of showers and
thunderstorms Monday and linger into midweek, when the remnants
themselves arrive.

There is a slight risk for excessive rainfall Monday and Monday
night, with isolated to scattered flash flooding possible for areas
that receive repetitive rounds of heavy rain.

.SPOTTER INFORMATION STATEMENT...

Weather spotters are encouraged to report significant weather
conditions by calling the toll-free spotter hotline, or by other
methods detailed at www.weather.gov/rlx/reports.

In the hours before

Special weather statement, Aug 15, 8:37 PM EDT, 2 hours 20 minutes before
Special Weather Statement
National Weather Service Charleston WV
837 PM EDT Sun Aug 15 2021

WVZ039-040-525-160115-
Barbour WV-Northwest Randolph WV-Upshur WV-
837 PM EDT Sun Aug 15 2021

...A strong thunderstorm will impact portions of northwestern
Randolph, northeastern Upshur and central Barbour Counties through
915 PM EDT...

At 837 PM EDT, Doppler radar was tracking a strong thunderstorm near
Buckhannon, moving northeast at 15 mph.

HAZARD...Winds in excess of 40 mph.

SOURCE...Radar indicated.

IMPACT...Gusty winds could knock down tree limbs and blow around
         unsecured objects.

Locations impacted include...
Buckhannon, Philippi, Audra State Park, Belington, Junior, Volga,
Ellamore, Tallmansville, Overhill, Century and Hodgesville.

This includes Route 33 between mile markers 15 and 17.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If outdoors, consider seeking shelter inside a building.

Torrential rainfall is also occurring with this storm and may lead to
localized flooding. Do not drive your vehicle through flooded
roadways.

&&

LAT...LON 3884 8006 3892 8028 3921 8017 3910 7986
TIME...MOT...LOC 0037Z 209DEG 13KT 3894 8015

MAX HAIL SIZE...0.00 IN
MAX WIND GUST...40 MPH

12
Special weather statement, Aug 15, 8:53 PM EDT, 2 hours 4 minutes before
Special Weather Statement
National Weather Service Charleston WV
853 PM EDT Sun Aug 15 2021

WVZ028-029-160130-
Gilmer WV-Braxton WV-
853 PM EDT Sun Aug 15 2021

...A strong thunderstorm will impact portions of south central Gilmer
and central Braxton Counties through 930 PM EDT...

At 852 PM EDT, Doppler radar was tracking a strong thunderstorm near
Gassaway, or 7 miles west of Sutton, moving north at 20 mph.

HAZARD...Winds in excess of 40 mph.

SOURCE...Radar indicated.

IMPACT...Gusty winds could knock down tree limbs and blow around
         unsecured objects.

Locations impacted include...
Sutton, Gassaway, Cedar Creek State Park, Flatwoods, Exchange,
Heaters, Frametown, Wilsie, Servia and Cedarville.

This includes the following highways...
 Interstate 79 between mile markers 46 and 77.
 Route 19 between mile markers 65 and 68.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If outdoors, consider seeking shelter inside a building.

Torrential rainfall is also occurring with this storm and may lead to
localized flooding. Do not drive your vehicle through flooded
roadways.

Frequent cloud to ground lightning is occurring with this storm.
Lightning can strike 10 miles away from a thunderstorm. Seek a safe
shelter inside a building or vehicle.

&&

LAT...LON 3853 8076 3855 8078 3856 8078 3856 8079
      3855 8081 3860 8097 3891 8087 3881 8055
TIME...MOT...LOC 0052Z 202DEG 18KT 3863 8083

MAX HAIL SIZE...0.00 IN
MAX WIND GUST...40 MPH

12
Special weather statement, Aug 15, 9:41 PM EDT, 1 hour 16 minutes before
Special Weather Statement
National Weather Service Charleston WV
941 PM EDT Sun Aug 15 2021

WVZ028>030-160215-
Lewis WV-Gilmer WV-Braxton WV-
941 PM EDT Sun Aug 15 2021

...A strong thunderstorm will impact portions of eastern Gilmer,
northwestern Lewis and north central Braxton Counties through 1015 PM
EDT...

At 940 PM EDT, Doppler radar was tracking a strong thunderstorm 7
miles east of Cedar Creek State Park, or 8 miles southeast of
Glenville, moving north at 20 mph.

HAZARD...Winds in excess of 30 mph.

SOURCE...Radar indicated.

IMPACT...Gusty winds could knock down tree limbs and blow around
         unsecured objects.

Locations impacted include...
Weston, Stonewall Jackson, Burnsville, Sand Fork, Camden, Baldwin,
Stouts Mills, Sand Run, Troy, Heaters, Alum Bridge, Linn and
Cedarville.

This includes Interstate 79 between mile markers 71 and 98.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If outdoors, consider seeking shelter inside a building.

Torrential rainfall is also occurring with this storm and may lead to
localized flooding. Do not drive your vehicle through flooded
roadways.

&&

LAT...LON 3902 8043 3874 8064 3881 8086 3910 8076
      3909 8070 3910 8069
TIME...MOT...LOC 0140Z 202DEG 18KT 3884 8072

MAX HAIL SIZE...0.00 IN
MAX WIND GUST...30 MPH

12
Special weather statement, Aug 15, 9:56 PM EDT, 1 hour 1 minute before
Special Weather Statement
National Weather Service Charleston WV
956 PM EDT Sun Aug 15 2021

KYZ105-WVZ005-013-160230-
Lawrence KY-Lincoln WV-Wayne WV-
956 PM EDT Sun Aug 15 2021

...A strong thunderstorm will impact portions of east central
Lawrence, west central Lincoln and southeastern Wayne Counties
through 1030 PM EDT...

At 955 PM EDT, Doppler radar was tracking a strong thunderstorm near
Hode, or 9 miles northeast of Inez, moving northeast at 15 mph.

HAZARD...Winds in excess of 30 mph.

SOURCE...Radar indicated.

IMPACT...Gusty winds could knock down tree limbs and blow around
         unsecured objects.

Torrential rainfall is also occurring with this storm and may lead
to localized flooding. Do not drive your vehicle through flooded
roadways.

Locations impacted include...
Ranger, Kiahsville, Dunlow, East Lynn Lake, Hode, Harts, Wilsondale,
Crum, East Lynn, Genoa, Clifford and Glenhayes.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If outdoors, consider seeking shelter inside a building.

&&

LAT...LON 3822 8247 3810 8212 3786 8241 3790 8244
      3791 8247 3790 8247 3792 8248 3792 8249
      3793 8249 3793 8250 3794 8249 3796 8253
      3796 8257
TIME...MOT...LOC 0155Z 203DEG 14KT 3794 8239

MAX HAIL SIZE...0.00 IN
MAX WIND GUST...30 MPH

12
Special weather statement, Aug 15, 10:10 PM EDT, 47 minutes before
Special Weather Statement
National Weather Service Charleston WV
1010 PM EDT Sun Aug 15 2021

WVZ024>026-160230-
Boone WV-Logan WV-Mingo WV-
1010 PM EDT Sun Aug 15 2021

...Heavy showers and thunderstorms impacting portions of
southeastern Mingo, central Logan and southwestern Boone Counties
through 1030 PM EDT...

At 1007 PM EDT, Doppler radar was tracking heavy showers and
thunderstorms in the area in a line through Man, or 10 miles
southeast of Logan, moving northeast at 15 mph.

HAZARD...Winds in excess of 30 mph.

SOURCE...Radar indicated.

IMPACT...Gusty winds could knock down tree limbs and blow around
         unsecured objects.

Torrential rainfall is also occurring with this storm and may lead
to localized flooding. Do not drive your vehicle through flooded
roadways.

Locations impacted include...
Man, Mallory, Amherstdale-Robinette, Wharton, Gilbert Creek, Gilbert,
Hampden, Bruno, Blair, Amherstdale-Robine, Sharples, Sarah Ann, Pie
and Switzer.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If outdoors, consider seeking shelter inside a building.

In hilly terrain there are hundreds of low water crossings which are
potentially dangerous in heavy rain. Do not attempt to travel across
flooded roads. Find alternate routes. It takes only a few inches of
swiftly flowing water to carry vehicles away.

&&

LAT...LON 3764 8203 3797 8190 3790 8162 3776 8172
      3776 8175 3775 8176 3773 8174 3767 8178
      3766 8180 3764 8180 3756 8186
TIME...MOT...LOC 0207Z 204DEG 12KT 3773 8186

MAX HAIL SIZE...0.00 IN
MAX WIND GUST...30 MPH

12
Special weather statement, Aug 15, 10:57 PM EDT, 0 minutes before
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The office that day

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

IssuedProductOfficeCountiesLasted
Aug 15, 8:08 PM EDTSpecial Weather StatementRLXClay37 min
Aug 15, 8:25 PM EDTSpecial Weather StatementRLXMingo35 min
Aug 15, 8:34 PM EDTSpecial Weather StatementRLXBraxton26 min
Aug 15, 8:37 PM EDTSpecial Weather StatementRLXBarbour, Upshur38 min
Aug 15, 8:53 PM EDTSpecial Weather StatementRLXBraxton37 min
Aug 15, 9:41 PM EDTSpecial Weather StatementRLXLewis34 min
Aug 15, 9:56 PM EDTSpecial Weather StatementRLXWayne34 min
Aug 15, 10:10 PM EDTSpecial Weather StatementRLXLogan20 min
Aug 16, 5:48 PM EDTSpecial Weather StatementRLXWyoming27 min
Aug 16, 5:57 PM EDTSpecial Weather StatementRLXNicholas33 min
Aug 16, 7:17 PM EDTFlash Flood WarningRLXDoddridge, Ritchie3 hr
Aug 16, 6:57 PM EDTSpecial Weather StatementRLXBuchanan33 min

Nearby

Special Weather Statements in West Virginia, 2021Every special weather statement 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.