Alert archive / West Virginia / Special Weather Statements in 2017

Special Weather Statement, NWS Charleston, WV

May 1, 2017Doddridge County, Harrison County, West Virginia

NWS Charleston, WV issued this special weather statement at May 1, 2017, 2:27 PM EDT for Doddridge County, Harrison County, 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: May 1, 2017, 2:27 PM EDT (18:27 UTC)
Expired: May 1, 2017, 3:00 PM EDT
In force: 33 min
Issued by: NWS Charleston, WV

Counties Doddridge County, WV, Harrison County, WV

The radar

The Pittsburgh radar (KPBZ), 129 km from the middle of the area, began a volume at 18:30 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, 6.5 hours before the alert went out and 119 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.

Skew-T log-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.

Mixed-layer CAPE: 11 J/kg
Mixed-layer CIN: -114 J/kg
Mixed-layer LCL: 1435 m above ground
0-6 km bulk shear: 55 kt
0-1 km storm-relative helicity: 217 m²/s²
0-3 km storm-relative helicity: 191 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

The text

As transmitted.

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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 May 1, 1:40 PM EDT, 47 minutes earlier.

Area forecast discussion, May 1, 1:40 PM EDT, 47 minutes before

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Hazardous weather outlook, May 1, 2:06 PM EDT, 21 minutes before

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In the hours before

Special weather statement, May 1, 12:34 PM EDT, 1 hour 53 minutes before

Special Weather Statement
National Weather Service Charleston WV
1234 PM EDT MON MAY 1 2017

OHZ067-076-WVZ009-011700-
Washington-Morgan-Wood-
1234 PM EDT MON MAY 1 2017

...A LINE OF STRONG THUNDERSTORMS WILL AFFECT WASHINGTON...EASTERN
MORGAN AND NORTHWESTERN WOOD COUNTIES...

At 1234 PM EDT, radar indicated strong thunderstorms were located
along a line extending from 6 miles northwest of Beverly to near
Belpre. Movement was northeast at 55 mph.

Wind gusts of 50 to 55 mph are possible with these storms.

Locations impacted include...
Parkersburg, Marietta, Belpre, Beverly, Vienna, Williamstown,
Washington, Boaz, Lubeck, North Hills, Lowell, Macksburg, Lower
Salem, Hackney, Little Hocking, Fleming, Blennerhassett and Devola.

THIS INCLUDES THE FOLLOWING HIGHWAYS...
 Interstate 77 in West Virginia between mile markers 184 and 186.
 Interstate 77 in Ohio between mile markers 1 and 17.
 Route 50 in West Virginia between mile markers 1 and 3.

Torrential rainfall is also occurring with these storms, and may
cause localized flooding. Do not drive your vehicle through flooded
roadways.

LAT...LON 3975 8164 3967 8164 3966 8159 3959 8159
      3958 8148 3964 8147 3965 8145 3963 8145
      3963 8142 3960 8139 3959 8135 3959 8128
      3961 8128 3961 8127 3958 8127 3958 8109
      3920 8169 3964 8177 3976 8166
TIME...MOT...LOC 1634Z 221DEG 48KT 3964 8170 3932 8163

09

Special weather statement, May 1, 1:00 PM EDT, 1 hour 27 minutes before

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Special weather statement, May 1, 1:39 PM EDT, 48 minutes before

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Special weather statement, May 1, 1:45 PM EDT, 42 minutes before

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Local storm report, May 1, 2:12 PM EDT, 15 minutes before

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Special weather statement, May 1, 2:27 PM EDT, 0 minutes before

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The office that day

Everything else NWS Charleston, WV issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
May 1, 11:28 AM EDT	Severe Thunderstorm Warning	RLX	Mason	32 min
May 1, 1:00 PM EDT	Special Weather Statement	RLX	Lincoln, Putnam	30 min
May 1, 1:39 PM EDT	Special Weather Statement	RLX	Calhoun, Kanawha, Roane	36 min
May 1, 1:45 PM EDT	Special Weather Statement	RLX	Ritchie, Tyler	30 min
May 1, 2:44 PM EDT	Severe Thunderstorm Warning	RLX	Doddridge, Harrison, Taylor	18 min
May 1, 4:14 PM EDT	Special Weather Statement	RLX	Barbour, Randolph, Upshur, Webster	31 min
May 1, 4:45 PM EDT	Special Weather Statement	RLX	Barbour, Randolph, Taylor	30 min
May 1, 11:15 AM EDT	Special Weather Statement	RLX	Gallia, Lawrence	30 min
May 1, 11:40 AM EDT	Special Weather Statement	RLX	Perry	35 min
May 1, 11:58 AM EDT	Special Weather Statement	RLX	Athens, Meigs	32 min
May 1, 12:12 PM EDT	Special Weather Statement	RLX	Morgan	33 min
May 1, 12:34 PM EDT	Special Weather Statement	RLX	Washington	26 min
May 1, 10:43 AM EDT	Special Weather Statement	RLX	Carter, Greenup	32 min

Nearby

Special Weather Statements in West Virginia, 2017 Every 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.