Alert archive / West Virginia / Special Weather Statements in 2021
Special Weather Statement, NWS Charleston, WV
NWS Charleston, WV issued this special weather statement at Aug 7, 2021, 3:18 PM EDT for Logan County, West Virginia. It was in force for 27 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 7, 2021, 3:18 PM EDT (19:18 UTC)
- Expired
- Aug 7, 2021, 3:45 PM EDT
- In force
- 27 min
- Issued by
- NWS Charleston, WV
- Hail
- 0.25 in
- Wind
- 40
County Logan County, WV
The radar
The Charleston,WV radar (KRLX), 56 km from the middle of the area, began a volume at 19:19 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 12:00Z, 7.3 hours before the alert went out and 212 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.
- Mixed-layer CAPE
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 1171 m above ground
- 0-6 km bulk shear
- 27 kt
- 0-1 km storm-relative helicity
- -27 m²/s²
- 0-3 km storm-relative helicity
- 57 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
769
WWUS81 KRLX 071918
SPSRLX
Special Weather Statement
National Weather Service Charleston WV
318 PM EDT Sat Aug 7 2021
WVZ025-026-071945-
Boone WV-Logan WV-
318 PM EDT Sat Aug 7 2021
...A strong thunderstorm will impact portions of central Logan and
southwestern Boone Counties through 345 PM EDT...
At 317 PM EDT, Doppler radar was tracking a strong thunderstorm 8
miles west of Van, or 9 miles south of Madison, moving southeast at
20 mph.
HAZARD...Winds in excess of 40 mph and pea size hail.
SOURCE...Radar indicated.
IMPACT...Gusty winds could knock down tree limbs and blow around
unsecured objects. Minor damage to outdoor objects is
possible.
Locations impacted include...
Wharton, Mallory, Amherstdale-Robinette, Bald Knob, Blair,
Amherstdale-Robine, Sharples and Jeffrey.
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.
Excessive runoff from heavy rainfall will cause elevated levels on
small creeks and streams, and ponding of water on country roads and
farmland along the banks of creeks and streams.
&&
LAT...LON 3785 8197 3801 8186 3792 8159 3777 8170
3776 8173 3776 8176 3775 8176 3772 8173
3769 8175
TIME...MOT...LOC 1917Z 304DEG 17KT 3794 8186
MAX HAIL SIZE...0.25 IN
MAX WIND GUST...40 MPH
$$
20The office that day
Everything else NWS Charleston, WV issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 7, 1:35 PM EDT | Special Weather Statement | RLX | Lincoln | 25 min |
| Aug 7, 2:15 PM EDT | Special Weather Statement | RLX | Mingo | 30 min |
| Aug 7, 2:28 PM EDT | Special Weather Statement | RLX | Boone | 32 min |
| Aug 7, 3:52 PM EDT | Special Weather Statement | RLX | Raleigh | 53 min |
| Aug 7, 6:25 PM EDT | Special Weather Statement | RLX | Mason | 35 min |
| Aug 7, 6:14 PM EDT | Special Weather Statement | RLX | Perry | 46 min |
| Aug 7, 3:14 PM EDT | Special Weather Statement | RLX | Buchanan | 31 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.