Alert archive / West Virginia / Snow Squall Warnings in 2021
Snow Squall Warning 3, NWS Charleston, WV
NWS Charleston, WV issued this snow squall warning at Jan 16, 2021, 4:42 PM EST for 6 counties in 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
- Jan 16, 2021, 4:42 PM EST (21:42 UTC)
- Expired
- Jan 16, 2021, 5:15 PM EST
- In force
- 33 min
- Issued by
- NWS Charleston, WV
- Area
- Storm-based polygon
Counties Braxton County, WV, Calhoun County, WV, Clay County, WV, Gilmer County, WV, Kanawha County, WV, Roane County, WV
The radar
The Charleston,WV radar (KRLX), 72 km from the middle of the area, began a volume at 21:44 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 (KPIT), launched 12:00Z, 9.7 hours before the alert went out and 204 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
- 678 m above ground
- 0-6 km bulk shear
- 44 kt
- 0-1 km storm-relative helicity
- -17 m²/s²
- 0-3 km storm-relative helicity
- 25 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
079
WWUS51 KRLX 162142
SQWRLX
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Snow Squall Warning
National Weather Service Charleston WV
442 PM EST Sat Jan 16 2021
WVC007-013-015-021-039-087-162215-
/O.NEW.KRLX.SQ.W.0003.210116T2142Z-210116T2215Z/
Calhoun WV-Kanawha WV-Gilmer WV-Braxton WV-Roane WV-Clay WV-
442 PM EST Sat Jan 16 2021
The National Weather Service in Charleston West Virginia has issued a
* Snow Squall Warning for...
Calhoun County in central West Virginia...
Northeastern Kanawha County in central West Virginia...
Southwestern Gilmer County in central West Virginia...
West central Braxton County in central West Virginia...
Roane County in central West Virginia...
Northwestern Clay County in central West Virginia...
* Until 515 PM EST.
* At 440 PM EST, a dangerous snow squall was located along a line
extending from near Spencer to 6 miles northwest of Clendenin,
moving east at 25 mph.
HAZARD...Extremely poor visibility in heavy snow and blowing snow.
Wind gusts up to 30 mph.
SOURCE...Radar and webcams.
IMPACT...Dangerous travel.
* This includes Interstate 79 between mile markers 14 and 47.
Locations impacted include...
Spencer, Grantsville, Clendenin, Arnoldsburg, Big Otter, Wallback,
Amma, Nebo, Shock, Millstone, Procious, Rosedale, Mount Zion, Left
Hand, Ivydale, Stumptown, Tariff, Servia, Walton and Orma.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Reduce your speed and turn on headlights! During snow squalls, the
visibility may suddenly drop to near zero in whiteout conditions.
&&
LAT...LON 3893 8087 3854 8094 3843 8144 3890 8139
TIME...MOT...LOC 2140Z 272DEG 24KT 3886 8137 3856 8141
$$
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, 5:44 PM EST | Snow Squall Warning | RLX | Braxton, Clay, Gilmer, Lewis, Nicholas, Upshur and 1 more | 31 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.