Alert archive / West Virginia / Winter Weather Advisories in 2021
Winter Weather Advisory 21, NWS Charleston, WV
NWS Charleston, WV issued this winter weather advisory at Mar 31, 2021, 12:54 PM EDT for Pocahontas County, Randolph County, West Virginia. It took effect at Apr 1, 2021, 1:00 AM EDT. It was in force for 19 hr.
The area
The counties it named.
The facts
- Issued
- Mar 31, 2021, 12:54 PM EDT (16:54 UTC)
- In effect from
- Apr 1, 2021, 1:00 AM EDT
- Expired
- Apr 1, 2021, 8:00 PM EDT
- In force
- 19 hr
- Issued by
- NWS Charleston, WV
Counties Pocahontas County, WV, Randolph County, WV
The radar
The Charleston,WV radar (KRLX), 157 km from the middle of the area, began a volume at 16:57 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 12:00Z, 4.9 hours before the alert went out and 155 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
- 705 m above ground
- 0-6 km bulk shear
- 44 kt
- 0-1 km storm-relative helicity
- 270 m²/s²
- 0-3 km storm-relative helicity
- 241 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
915 WWUS41 KRLX 311654 WSWRLX URGENT - WINTER WEATHER MESSAGE National Weather Service Charleston WV 1254 PM EDT Wed Mar 31 2021 WVZ523-526-010300- /O.NEW.KRLX.WW.Y.0021.210401T0500Z-210401T2100Z/ Northwest Pocahontas-Southeast Randolph- Including the cities of Snowshoe and Harman 1254 PM EDT Wed Mar 31 2021 ...WINTER WEATHER ADVISORY IN EFFECT FROM 1 AM TO 5 PM EDT THURSDAY... * WHAT...Snow expected. Total snow accumulations of 2 to 5 inches. Winds gusting as high as 35 mph. * WHERE...Northwest Pocahontas and Southeast Randolph Counties. * WHEN...From 1 AM to 5 PM EDT Thursday. * IMPACTS...Plan on slippery road conditions. The hazardous conditions could impact the morning or evening commute. PRECAUTIONARY/PREPAREDNESS ACTIONS... Slow down and use caution while traveling. Additional information can be found at https://www.weather.gov/rlx as well as on our Facebook and Twitter pages. && $$
4 follow-up statements
295 WWUS41 KRLX 010154 WSWRLX URGENT - WINTER WEATHER MESSAGE National Weather Service Charleston WV 954 PM EDT Wed Mar 31 2021 WVZ523-526-011000- /O.CON.KRLX.WW.Y.0021.210401T0500Z-210401T2100Z/ Northwest Pocahontas-Southeast Randolph- Including the cities of Snowshoe and Harman 954 PM EDT Wed Mar 31 2021 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 1 AM TO 5 PM EDT THURSDAY... * WHAT...Snow expected. Total snow accumulations of 2 to 5 inches. Winds gusting as high as 35 mph. * WHERE...Northwest Pocahontas and Southeast Randolph Counties. * WHEN...From 1 AM to 5 PM EDT Thursday. * IMPACTS...Plan on slippery road conditions. The hazardous conditions could impact the morning or evening commute. PRECAUTIONARY/PREPAREDNESS ACTIONS... Slow down and use caution while traveling. Additional information can be found at https://www.weather.gov/rlx as well as on our Facebook and Twitter pages. && $$
237 WWUS41 KRLX 010900 WSWRLX URGENT - WINTER WEATHER MESSAGE National Weather Service Charleston WV 500 AM EDT Thu Apr 1 2021 WVZ523-526-011700- /O.CON.KRLX.WW.Y.0021.000000T0000Z-210401T2100Z/ Northwest Pocahontas-Southeast Randolph- Including the cities of Snowshoe and Harman 500 AM EDT Thu Apr 1 2021 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 5 PM EDT THIS AFTERNOON... * WHAT...Snow expected. Total snow accumulations of 2 to 5 inches. Winds gusting as high as 35 mph. * WHERE...Northwest Pocahontas and Southeast Randolph Counties. * WHEN...From 1 AM to 5 PM EDT Thursday. * IMPACTS...Plan on slippery road conditions. The hazardous conditions could impact the morning or evening commute. PRECAUTIONARY/PREPAREDNESS ACTIONS... Slow down and use caution while traveling. Additional information can be found at https://www.weather.gov/rlx as well as on our Facebook and Twitter pages. && $$
113 WWUS41 KRLX 011427 WSWRLX URGENT - WINTER WEATHER MESSAGE National Weather Service Charleston WV 1027 AM EDT Thu Apr 1 2021 WVZ523-526-020000- /O.EXT.KRLX.WW.Y.0021.000000T0000Z-210402T0000Z/ Northwest Pocahontas-Southeast Randolph- Including the cities of Snowshoe and Harman 1027 AM EDT Thu Apr 1 2021 ...WINTER WEATHER ADVISORY NOW IN EFFECT UNTIL 8 PM EDT THIS EVENING... * WHAT...Snow. Additional snow accumulations of 2 to 4 inches. Winds gusting as high as 40 mph. * WHERE...Southeast Randolph and Northwest Pocahontas Counties. * WHEN...Until 8 PM EDT this evening. * IMPACTS...Plan on slippery road conditions. The hazardous conditions could impact the evening commute. PRECAUTIONARY/PREPAREDNESS ACTIONS... Slow down and use caution while traveling. Additional information can be found at https://www.weather.gov/rlx as well as on our Facebook and Twitter pages. && $$
575 WWUS41 KRLX 012347 WSWRLX URGENT - WINTER WEATHER MESSAGE National Weather Service Charleston WV 747 PM EDT Thu Apr 1 2021 WVZ523-526-020100- /O.EXP.KRLX.WW.Y.0021.000000T0000Z-210402T0000Z/ Northwest Pocahontas-Southeast Randolph- Including the cities of Snowshoe and Harman 747 PM EDT Thu Apr 1 2021 ...WINTER WEATHER ADVISORY WILL EXPIRE AT 8 PM EDT THIS EVENING... A bulk of the scattered snow showers have moved out of the area. Therefore have allowed the advisory to expire. A few off and on snow showers or flurries remain possible this evening with light accumulations possible. $$
The office that day
Everything else NWS Charleston, WV issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Mar 31, 2:07 PM EDT | Freeze Warning | RLX | Barbour, Boone, Braxton, Cabell, Calhoun, Clay and 22 more | 45 hr |
Nearby
Winter Weather Advisories in West Virginia, 2021Every winter weather advisory 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.