Alert archive / West Virginia / Freeze Warnings in 2021
Freeze Warning 9, NWS Charleston, WV
NWS Charleston, WV issued this freeze warning at May 5, 2021, 1:31 PM EDT for Pocahontas County, Randolph County, West Virginia. It took effect at May 6, 2021, 3:00 AM EDT. It was in force for 6 hr. No storm report in the archive falls inside the area while it was in force.
The area
The counties it named.
The facts
- Issued
- May 5, 2021, 1:31 PM EDT (17:31 UTC)
- In effect from
- May 6, 2021, 3:00 AM EDT
- Expired
- May 6, 2021, 9:00 AM EDT
- In force
- 6 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 17:34 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, 5.5 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
- 24 J/kg
- Mixed-layer CIN
- -11 J/kg
- Mixed-layer LCL
- 671 m above ground
- 0-6 km bulk shear
- 54 kt
- 0-1 km storm-relative helicity
- 2 m²/s²
- 0-3 km storm-relative helicity
- 44 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
812 WWUS71 KRLX 051731 NPWRLX URGENT - WEATHER MESSAGE National Weather Service Charleston WV 131 PM EDT Wed May 5 2021 WVZ523-526-060300- /O.NEW.KRLX.FZ.W.0009.210506T0700Z-210506T1300Z/ Northwest Pocahontas-Southeast Randolph- Including the cities of Snowshoe and Harman 131 PM EDT Wed May 5 2021 ...FREEZE WARNING IN EFFECT FROM 3 AM TO 9 AM EDT THURSDAY... * WHAT...Sub-freezing temperatures as low as 31 expected. * WHERE...Northwest Pocahontas and Southeast Randolph Counties. * WHEN...From 3 AM to 9 AM EDT Thursday. * IMPACTS...Frost and freeze conditions may kill crops and other sensitive vegetation. PRECAUTIONARY/PREPAREDNESS ACTIONS... Take steps now to protect tender plants from the cold. && $$
3 follow-up statements
229 WWUS71 KRLX 060112 NPWRLX URGENT - WEATHER MESSAGE National Weather Service Charleston WV 912 PM EDT Wed May 5 2021 WVZ523-526-061000- /O.CON.KRLX.FZ.W.0009.210506T0700Z-210506T1300Z/ Northwest Pocahontas-Southeast Randolph- Including the cities of Snowshoe and Harman 912 PM EDT Wed May 5 2021 ...FREEZE WARNING REMAINS IN EFFECT FROM 3 AM TO 9 AM EDT THURSDAY... * WHAT...Sub-freezing temperatures around 30 degrees expected. * WHERE...Northwest Pocahontas and Southeast Randolph Counties. * WHEN...From 3 AM to 9 AM EDT Thursday. * IMPACTS...Frost and freeze conditions may kill crops and other sensitive vegetation. * ADDITIONAL DETAILS...Patchy frost may also develop for isolated locations late tonight, especially sheltered and protected areas that experience locally colder conditions. PRECAUTIONARY/PREPAREDNESS ACTIONS... Take steps now to protect tender plants from the cold. && $$
626 WWUS71 KRLX 060923 NPWRLX URGENT - WEATHER MESSAGE National Weather Service Charleston WV 523 AM EDT Thu May 6 2021 WVZ523-526-061300- /O.CON.KRLX.FZ.W.0009.000000T0000Z-210506T1300Z/ Northwest Pocahontas-Southeast Randolph- Including the cities of Snowshoe and Harman 523 AM EDT Thu May 6 2021 ...FREEZE WARNING REMAINS IN EFFECT UNTIL 9 AM EDT THIS MORNING... * WHAT...Sub-freezing temperatures around 30 degrees expected. * WHERE...Northwest Pocahontas and Southeast Randolph Counties. * WHEN...From 3 AM to 9 AM EDT Thursday. * IMPACTS...Frost and freeze conditions may kill crops and other sensitive vegetation. * ADDITIONAL DETAILS...Patchy frost may also develop for isolated locations this morning, especially sheltered and protected areas that experience locally colder conditions. PRECAUTIONARY/PREPAREDNESS ACTIONS... Take steps now to protect tender plants from the cold. && $$
360 WWUS71 KRLX 061249 NPWRLX URGENT - WEATHER MESSAGE National Weather Service Charleston WV 849 AM EDT Thu May 6 2021 WVZ523-526-061400- /O.EXP.KRLX.FZ.W.0009.000000T0000Z-210506T1300Z/ Northwest Pocahontas-Southeast Randolph- Including the cities of Snowshoe and Harman 849 AM EDT Thu May 6 2021 ...FREEZE WARNING WILL EXPIRE AT 9 AM EDT THIS MORNING... Temperatures have risen above the freezing mark and the freeze warning will be allowed to expire at 9 AM this morning. $$
The office that day
Everything else NWS Charleston, WV issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 5, 2:05 PM EDT | Areal Flood Warning | RLX | Tyler | 8 hr |
Nearby
Freeze Warnings in West Virginia, 2021Every freeze 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.