Alert archive / West Virginia / Snow Squall Warnings in 2021
Snow Squall Warning 4, NWS Charleston, WV
NWS Charleston, WV issued this snow squall warning at Jan 16, 2021, 5:44 PM EST for 7 counties in West Virginia. It was in force for 31 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
- Jan 16, 2021, 5:44 PM EST (22:44 UTC)
- Expired
- Jan 16, 2021, 6:15 PM EST
- In force
- 31 min
- Issued by
- NWS Charleston, WV
- Area
- Storm-based polygon
Counties Braxton County, WV, Clay County, WV, Gilmer County, WV, Lewis County, WV, Nicholas County, WV, Upshur County, WV, Webster County, WV
The radar
The Charleston,WV radar (KRLX), 88 km from the middle of the area, began a volume at 22:48 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, 10.7 hours before the alert went out and 190 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
- 905 m above ground
- 0-6 km bulk shear
- 73 kt
- 0-1 km storm-relative helicity
- -64 m²/s²
- 0-3 km storm-relative helicity
- 109 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
566
WWUS51 KRLX 162244
SQWRLX
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Snow Squall Warning
National Weather Service Charleston WV
544 PM EST Sat Jan 16 2021
WVC007-015-021-041-067-097-101-162315-
/O.NEW.KRLX.SQ.W.0004.210116T2244Z-210116T2315Z/
Nicholas WV-Gilmer WV-Lewis WV-Braxton WV-Upshur WV-Webster WV-
Clay WV-
544 PM EST Sat Jan 16 2021
The National Weather Service in Charleston West Virginia has issued a
* Snow Squall Warning for...
North central Nicholas County in central West Virginia...
Southeastern Gilmer County in central West Virginia...
Central Lewis County in central West Virginia...
Braxton County in central West Virginia...
Southwestern Upshur County in central West Virginia...
Northwestern Webster County in central West Virginia...
Central Clay County in central West Virginia...
* Until 615 PM EST.
* At 541 PM EST, a dangerous snow squall was located along a line
extending from near Glenville to 6 miles northwest of Birch River
to near Glen, moving east at 20 mph.
HAZARD...Extremely poor visibility in heavy snow and blowing snow.
Wind gusts up to 30 mph. Icy spots developing.
SOURCE...Radar.
IMPACT...Dangerous travel.
* This includes the following highways...
Interstate 79 between mile markers 51 and 91.
Route 19 between mile markers 47 and 68.
Locations impacted include...
Glenville, Sutton, Clay, Webster Springs, Gassaway, Addison (Webster
Springs), Birch River, Harrison, Burnsville, Flatwoods, Sand Fork,
Muddlety, Cleveland, Boggs, Little Birch, Hacker Valley, Ireland,
Erbacon, Widen and Diana.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Slow Down! Rapid changes in visibility and road conditions are
expected with these dangerous snow squalls. Be alert for sudden
whiteout conditions.
Wet roadways will quickly freeze. Black ice could cause roads, bridges
and overpasses to become slick and dangerous. Slow down and be
prepared for sudden loss of traction.
&&
LAT...LON 3847 8039 3835 8081 3842 8127 3844 8127
3853 8088 3897 8083 3898 8033
TIME...MOT...LOC 2241Z 265DEG 16KT 3890 8077 3856 8085 3843 8125
$$
12The office that day
Everything else NWS Charleston, WV issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jan 16, 2:29 AM EST | Winter Weather Advisory | RLX | Nicholas, Pocahontas, Randolph, Webster | 31 hr |
| Jan 16, 2:33 PM EST | Snow Squall Warning | RLX | Kanawha | 27 min |
| Jan 16, 4:36 PM EST | Snow Squall Warning | RLX | Clay, Fayette, Kanawha, Nicholas | 24 min |
| Jan 16, 4:42 PM EST | Snow Squall Warning | RLX | Braxton, Calhoun, Clay, Gilmer, Kanawha, Roane | 33 min |
Nearby
Snow Squall Warnings in West Virginia, 2021Every snow squall 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.