Alert archive / West Virginia / Special Weather Statements in 2017
Special Weather Statement, NWS Charleston, WV
NWS Charleston, WV issued this special weather statement at Apr 20, 2017, 4:04 PM EDT for Taylor County, West Virginia. It was in force for 41 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
- Apr 20, 2017, 4:04 PM EDT (20:04 UTC)
- Expired
- Apr 20, 2017, 4:45 PM EDT
- In force
- 41 min
- Issued by
- NWS Charleston, WV
County Taylor County, WV
The radar
The Pittsburgh radar (KPBZ), 135 km from the middle of the area, began a volume at 20:07 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.
The nearest sounding before it
Pittsburgh, PA (KAGC), launched 12:00Z, 8.1 hours before the alert went out and 121 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
- 59 J/kg
- Mixed-layer CIN
- -86 J/kg
- Mixed-layer LCL
- 791 m above ground
- 0-6 km bulk shear
- 38 kt
- 0-1 km storm-relative helicity
- 186 m²/s²
- 0-3 km storm-relative helicity
- 182 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
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</html>What forecasters said that day
The local office's own words before this special weather statement went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
NWS Charleston, WV wrote its last area forecast discussion before this special weather statement went out at Apr 20, 2:50 PM EDT, 1 hour 14 minutes earlier.
Area forecast discussion, Apr 20, 2:50 PM EDT, 1 hour 14 minutes before
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</html>Hazardous weather outlook, Apr 20, 8:37 AM EDT, 7 hours 27 minutes before
Hazardous Weather Outlook National Weather Service Charleston WV 837 AM EDT Thu Apr 20 2017 KYZ101>103-105-OHZ087-VAZ003-004-WVZ005-006-013>015-024>027-033-034- 515>520-211245- Greenup-Carter-Boyd-Lawrence KY-Lawrence OH-Dickenson-Buchanan-Wayne- Cabell-Lincoln-Putnam-Kanawha-Mingo-Logan-Boone-Clay-McDowell- Wyoming-Northwest Raleigh-Southeast Raleigh-Northwest Fayette- Southeast Fayette-Northwest Nicholas-Southeast Nicholas- 837 AM EDT Thu Apr 20 2017 This Hazardous Weather Outlook is for northeast Kentucky, portions of southeast Ohio, southwest Virginia and much of West Virginia. .DAY ONE...Today and Tonight. No hazardous weather is expected at this time. .DAYS TWO THROUGH SEVEN...Friday through Wednesday. There is the possibility for prolong periods of rain and flooding through this weekend. A flood watch may be needed. .SPOTTER INFORMATION STATEMENT... Spotter activation is not expected at this time. OHZ066-067-075-076-083>086-211245- Perry-Morgan-Athens-Washington-Jackson OH-Vinton-Meigs-Gallia- 837 AM EDT Thu Apr 20 2017 This Hazardous Weather Outlook is for portions of southeast Ohio. .DAY ONE...Today and Tonight. There is a marginal threat for severe thunderstorms across portions of southeast OH through tonight. The main threat will be damaging winds and large hail. .DAYS TWO THROUGH SEVEN...Friday through Wednesday. No hazardous weather is expected at this time. .SPOTTER INFORMATION STATEMENT... Spotter activation is not expected at this time. WVZ007>011-016>020-028>032-039-040-521>526-211245- Mason-Jackson WV-Wood-Pleasants-Tyler-Roane-Wirt-Calhoun-Ritchie- Doddridge-Braxton-Gilmer-Lewis-Harrison-Taylor-Upshur-Barbour- Northwest Webster-Southeast Webster-Northwest Pocahontas- Southeast Pocahontas-Northwest Randolph-Southeast Randolph- 837 AM EDT Thu Apr 20 2017 This Hazardous Weather Outlook is for much of West Virginia. .DAY ONE...Today and Tonight. No hazardous weather is expected at this time. .DAYS TWO THROUGH SEVEN...Friday through Wednesday. No hazardous weather is expected at this time. .SPOTTER INFORMATION STATEMENT... Spotter activation is not expected at this time.
In the hours before
Special weather statement, Apr 20, 2:49 PM EDT, 1 hour 15 minutes before
Special Weather Statement National Weather Service Charleston WV 249 PM EDT THU APR 20 2017 WVZ028>030-039-201915- Upshur-Lewis-Gilmer-Braxton- 249 PM EDT THU APR 20 2017 ...A STRONG THUNDERSTORM WILL AFFECT CENTRAL GILMER...CENTRAL LEWIS...NORTHEASTERN BRAXTON AND WEST CENTRAL UPSHUR COUNTIES... At 248 PM EDT, a strong thunderstorm was located over Cedar Creek State Park, or near Glenville, moving east at 35 mph. Winds in excess of 40 mph and pea size hail are possible with this storm. Locations impacted include... Weston, Glenville, Stonewall Jackson, Cedar Creek State Park, Burnsville, Sand Fork, Baldwin, Stouts Mills, Sand Run, Exchange, Heaters, Walkersville, Ireland, Cedarville, Horner and Falls Mills. This includes Interstate 79 between mile markers 71 and 101. LAT...LON 3872 8088 3892 8096 3907 8037 3879 8034 TIME...MOT...LOC 1848Z 258DEG 29KT 3887 8082 21
Special weather statement, Apr 20, 2:58 PM EDT, 1 hour 6 minutes before
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</html>The office that day
Everything else NWS Charleston, WV issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 20, 2:12 PM EDT | Special Weather Statement | RLX | Fayette | 33 min |
| Apr 20, 2:14 PM EDT | Special Weather Statement | RLX | Calhoun, Gilmer | 31 min |
| Apr 20, 2:16 PM EDT | Special Weather Statement | RLX | Braxton, Clay | 44 min |
| Apr 20, 2:41 PM EDT | Special Weather Statement | RLX | Nicholas, Webster | 49 min |
| Apr 20, 2:49 PM EDT | Special Weather Statement | RLX | Gilmer, Lewis | 26 min |
| Apr 20, 2:58 PM EDT | Special Weather Statement | RLX | Braxton | 32 min |
| Apr 20, 3:18 PM EDT | Special Weather Statement | RLX | Upshur | 27 min |
| Apr 20, 3:20 PM EDT | Special Weather Statement | RLX | Doddridge, Harrison | 55 min |
| Apr 20, 3:36 PM EDT | Special Weather Statement | RLX | Barbour | 54 min |
Nearby
Special Weather Statements in West Virginia, 2017Every special weather statement in 2017
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.