Alert archive / West Virginia / Severe Thunderstorm Warnings in 2021
Severe Thunderstorm Warning 83, NWS Pittsburgh, PA
NWS Pittsburgh, PA issued this severe thunderstorm warning at Jun 21, 2021, 6:07 PM EDT for Marion County, Monongalia County, Preston County, West Virginia. It was in force for 23 min. 1 report came from inside the area while it was in force.
The area
The outline as issued, with what was reported inside it.
The facts
- Issued
- Jun 21, 2021, 6:07 PM EDT (22:07 UTC)
- Expired
- Jun 21, 2021, 6:30 PM EDT
- In force
- 23 min
- Issued by
- NWS Pittsburgh, PA
- Area
- Storm-based polygon
- Hail
- 0.75 in
- Wind
- 60.0 mph
Counties Marion County, WV, Monongalia County, WV, Preston County, WV
The radar
The Pittsburgh radar (KPBZ), 119 km from the middle of the area, began a volume at 22:07 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.
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Jun 21, 6:25 PM EDT | TSTM WND DMG | Morgantown, WV | MULTIPLE TREES DOWN. |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The watch it was issued in
The SPC watch in force over the same counties when this warning went out.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Jun 21, 12:31 PM EDT | Severe Thunderstorm Watch | SPC | 7 hr |
The nearest sounding before it
Pittsburgh, PA (KPIT), launched 12:00Z, 10.1 hours before the alert went out and 104 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
- 931 J/kg
- Mixed-layer CIN
- -41 J/kg
- Mixed-layer LCL
- 988 m above ground
- 0-6 km bulk shear
- 37 kt
- 0-1 km storm-relative helicity
- 260 m²/s²
- 0-3 km storm-relative helicity
- 277 m²/s²
- Significant tornado parameter
- 1.0
- Supercell composite
- 5.1
The text
As transmitted.
003
WUUS51 KPBZ 212207
SVRPBZ
WVC049-061-077-212230-
/O.NEW.KPBZ.SV.W.0083.210621T2207Z-210621T2230Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Pittsburgh PA
607 PM EDT Mon Jun 21 2021
The National Weather Service in Pittsburgh has issued a
* Severe Thunderstorm Warning for...
Eastern Monongalia County in northern West Virginia...
Northwestern Preston County in northeastern West Virginia...
Eastern Marion County in northern West Virginia...
* Until 630 PM EDT.
* At 607 PM EDT, a severe thunderstorm was located near Westover,
moving east at 50 mph.
HAZARD...Wind gusts to 60 mph.
SOURCE...Radar.
IMPACT...Expect damage to trees and power lines, resulting in some
power outages.
* Locations impacted include...
Morgantown... Fairmont...
Westover... Kingwood...
Star City... Pleasant Valley...
Winfield... Granville...
Brookhaven... Cassville...
Rivesville... Reedsville...
This includes the following highways...
Interstate 68 in West Virginia between mile markers 1 and 24.
Interstate 79 in West Virginia between mile markers 137 and 156.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Wind damage with this storm will occur before any rain or lightning.
Do not wait for the sound of thunder before taking cover.
Move to an interior room on the lowest floor of a building.
Please report severe weather by calling 412-262-1988, posting to
the NWS Pittsburgh Facebook page, or using Twitter @NWSPITTSBURGH.
&&
LAT...LON 3942 8013 3966 8017 3972 7962 3942 7961
3942 7989 3944 7990 3945 7994 3942 8000
TIME...MOT...LOC 2207Z 265DEG 46KT 3958 8001
HAIL...<.75IN
WIND...60MPH
$$1 follow-up statement
654
WWUS51 KPBZ 212218
SVSPBZ
Severe Weather Statement
National Weather Service Pittsburgh PA
618 PM EDT Mon Jun 21 2021
WVC049-061-077-212230-
/O.CON.KPBZ.SV.W.0083.000000T0000Z-210621T2230Z/
Monongalia WV-Preston WV-Marion WV-
618 PM EDT Mon Jun 21 2021
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 630 PM EDT
FOR EASTERN MONONGALIA...NORTHWESTERN PRESTON AND SOUTHEASTERN MARION
COUNTIES...
At 617 PM EDT, a severe thunderstorm was located over Brookhaven, or
near Morgantown, moving east at 55 mph.
HAZARD...Wind gusts to 60 mph.
SOURCE...Radar.
IMPACT...Expect damage to trees and power lines, resulting in some
power outages.
Locations impacted include...
Morgantown... Westover...
Kingwood... Star City...
Granville... Brookhaven...
Cassville... Reedsville...
Masontown... Albright...
Brandonville... Bruceton Mills...
This includes the following highways...
Interstate 68 in West Virginia between mile markers 1 and 24.
Interstate 79 in West Virginia between mile markers 143 and 156.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Wind damage with this storm will occur before any rain or lightning.
Do not wait for the sound of thunder before taking cover.
Move to an interior room on the lowest floor of a building.
Please report severe weather by calling 412-262-1988, posting to
the NWS Pittsburgh Facebook page, or using Twitter @NWSPITTSBURGH.
&&
LAT...LON 3942 8004 3967 8006 3972 7962 3942 7961
3942 7989 3944 7990 3945 7994 3942 8000
TIME...MOT...LOC 2217Z 265DEG 46KT 3959 7983
HAIL...<.75IN
WIND...60MPH
$$The office that day
Everything else NWS Pittsburgh, PA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 21, 1:24 PM EDT | Special Weather Statement | PBZ | Marion | 36 min |
| Jun 21, 1:51 PM EDT | Special Weather Statement | PBZ | Preston | 24 min |
| Jun 21, 1:57 PM EDT | Severe Thunderstorm Warning | PBZ | Hancock | 48 min |
| Jun 21, 2:08 PM EDT | Severe Thunderstorm Warning | PBZ | Preston | 22 min |
| Jun 21, 2:21 PM EDT | Severe Thunderstorm Warning | PBZ | Hancock | 24 min |
| Jun 21, 2:37 PM EDT | Severe Thunderstorm Warning | PBZ | Hancock | 23 min |
| Jun 21, 3:00 PM EDT | Severe Thunderstorm Warning | PBZ | Brooke, Hancock, Ohio | 30 min |
| Jun 21, 3:29 PM EDT | Severe Thunderstorm Warning | PBZ | Brooke, Ohio | 46 min |
| Jun 21, 3:53 PM EDT | Severe Thunderstorm Warning | PBZ | Brooke, Marshall, Ohio | 37 min |
| Jun 21, 4:19 PM EDT | Severe Thunderstorm Warning | PBZ | Marshall, Monongalia, Ohio, Wetzel | 41 min |
| Jun 21, 4:57 PM EDT | Severe Thunderstorm Warning | PBZ | Marshall | 29 min |
| Jun 21, 5:05 PM EDT | Areal Flood Advisory | PBZ | Marshall | 3 hr |
| Jun 21, 5:08 PM EDT | Areal Flood Advisory | PBZ | Marion, Monongalia, Preston, Wetzel | 3 hr |
| Jun 21, 5:41 PM EDT | Special Weather Statement | PBZ | Marion, Monongalia | 34 min |
| Jun 21, 6:12 PM EDT | Areal Flood Advisory | PBZ | Marshall, Ohio | 2 hr |
| Jun 21, 6:26 PM EDT | Special Weather Statement | PBZ | Preston | 34 min |
| Jun 21, 6:39 PM EDT | Areal Flood Advisory | PBZ | Brooke, Marshall, Ohio | 2 hr |
| Jun 21, 6:56 PM EDT | Flash Flood Warning | PBZ | Monongalia | 2 hr |
| Jun 21, 7:46 PM EDT | Areal Flood Warning | PBZ | Marion, Monongalia, Preston, Wetzel | 3 hr |
Nearby
Severe Thunderstorm Warnings in West Virginia, 2021Every severe thunderstorm 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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.