Alert archive / West Virginia / Special Weather Statements in 2011

Special Weather Statement, NWS Charleston, WV

May 24, 2011Braxton County, West Virginia

NWS Charleston, WV issued this special weather statement at May 24, 2011, 5:07 AM EDT for Braxton County, West Virginia. It was in force for 23 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 24, 2011, 5:07 AM EDT (09:07 UTC)
Expired: May 24, 2011, 5:30 AM EDT
In force: 23 min
Issued by: NWS Charleston, WV

County Braxton County, WV

The radar

The Charleston,WV radar (KRLX), 92 km from the middle of the area, began a volume at 09:10 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 (KPIT), launched 00:00Z, 9.1 hours before the alert went out and 198 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: 369 J/kg
Mixed-layer CIN: -48 J/kg
Mixed-layer LCL: 1384 m above ground
0-6 km bulk shear: 38 kt
0-1 km storm-relative helicity: 191 m²/s²
0-3 km storm-relative helicity: 340 m²/s²
Significant tornado parameter: 0.2
Supercell composite: 4.2

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

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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 24, 4:05 AM EDT, 1 hour 2 minutes earlier.

Area forecast discussion, May 24, 4:05 AM EDT, 1 hour 2 minutes before

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Hazardous weather outlook, May 24, 4:19 AM EDT, 48 minutes before

HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE CHARLESTON WV
419 AM EDT TUE MAY 24 2011

KYZ101>103-105-OHZ066-067-075-076-083>087-VAZ003-004-WVZ005>011-
013>020-024>040-046-047-250830-
GREENUP-CARTER-BOYD-LAWRENCE-PERRY-MORGAN-ATHENS-WASHINGTON-JACKSON-
VINTON-MEIGS-GALLIA-DICKENSON-BUCHANAN-WAYNE-CABELL-MASON-WOOD-
PLEASANTS-TYLER-LINCOLN-PUTNAM-KANAWHA-ROANE-WIRT-CALHOUN-RITCHIE-
DODDRIDGE-MINGO-LOGAN-BOONE-CLAY-BRAXTON-GILMER-LEWIS-HARRISON-
TAYLOR-MCDOWELL-WYOMING-RALEIGH-FAYETTE-NICHOLAS-WEBSTER-UPSHUR-
BARBOUR-POCAHONTAS-RANDOLPH-
419 AM EDT TUE MAY 24 2011

THIS HAZARDOUS WEATHER OUTLOOK IS FOR NORTHEAST
KENTUCKY...SOUTHEAST OHIO...SOUTHWEST VIRGINIA...CENTRAL WEST
VIRGINIA...NORTHERN WEST VIRGINIA...SOUTHERN WEST VIRGINIA AND
WESTERN WEST VIRGINIA.

.DAY ONE...TODAY AND TONIGHT.

THERE IS A SLIGHT RISK OF SEVERE THUNDERSTORMS TODAY INTO EARLY
THIS EVENING.  AGAIN THE MAIN THREAT WOULD BE WIND GUSTS.

THE MOVEMENT OF THE SHOWERS TODAY WILL BEGIN TO DECREASE COMPARED
TO LAST NIGHT AND EARLY TODAY. IF REPETITIVE SHOWERS HIT THE SAME
COUNTIES...THE THREAT OF FLASH FLOODING ON SMALL STREAMS WOULD INCREASE.
IF THAT THREAT INCREASES...A FLASH FLOOD WATCH WOULD BE POSTED FOR
THE MOST VULNERABLE COUNTIES.

.DAYS TWO THROUGH SEVEN...WEDNESDAY THROUGH MONDAY.

THE SLIGHT RISK OF SEVERE THUNDERSTORMS CONTINUE FOR WEDNESDAY
AND AGAIN LATE THURSDAY OR THURSDAY NIGHT. AGAIN...THE MAIN
THREAT WOULD BE THE WIND GUSTS.

THE THREAT OF FLASH FLOODING ON SMALL STREAMS WILL CONTINUED TO
BE MONITORED WEDNESDAY INTO FRIDAY. IF THAT THREAT INCREASES...A
FLASH FLOOD WATCH WOULD BE POSTED FOR THE MOST VULNERABLE
COUNTIES.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION IS NOT EXPECTED AT THIS TIME.

In the hours before

Local storm report, May 23, 11:23 PM EDT, 5 hours 44 minutes before

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Local storm report, May 23, 11:24 PM EDT, 5 hours 43 minutes before

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Special weather statement, May 23, 11:49 PM EDT, 5 hours 18 minutes before

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Special weather statement, May 24, 12:18 AM EDT, 4 hours 49 minutes before

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Special weather statement, May 24, 12:35 AM EDT, 4 hours 32 minutes before

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Special weather statement, May 24, 5:07 AM EDT, 0 minutes before

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE CHARLESTON WV
507 AM EDT TUE MAY 24 2011

WVZ016-018-028>030-038-039-240930-
BRAXTON WV-CALHOUN WV-GILMER WV-LEWIS WV-ROANE WV-UPSHUR WV-
WEBSTER WV-
507 AM EDT TUE MAY 24 2011

AT 5 O'CLOCK...A FEW CLUSTERS OF SHOWERS AND THUNDERSTORMS WERE
MOVING EAST ACROSS ROANE...SOUTHERN CALHOUN...BRAXTON...SOUTHERN
LEWIS...INTO WEBSTER AND UPSHUR COUNTIES.

AT 5 AM...THE STRONGEST CELL WAS EAST OF LOONEYVILLE HEADING TOWARD
THE CHLOE VICINITY.  ANOTHER STRONG CELL WAS JUST SOUTH OF SUTTON.

A FEW LOCATIONS COULD SEE SMALL HAIL AND WIND GUSTS TO 40 MPH FOR A
BRIEF TIME.

THIS WILL IMPACT THE FOLLOWING INTERSTATE...I-79 BETWEEN MILE MARKERS
28 AND 79.

PLEASE REPORT SIGNIFICANT WEATHER TO THE NATIONAL WEATHER SERVICE BY
CALLING TOLL FREE...877-633-6772...WHEN YOU CAN DO SO SAFELY.

LAT...LON 3872 8025 3859 8057 3859 8095 3867 8103
      3859 8111 3858 8126 3875 8129 3877 8127
      3887 8052 3895 8023

22

The office that day

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

Issued	Product	Office	Counties	Lasted
May 23, 9:32 PM EDT	Severe Thunderstorm Warning	RLX	Cabell, Lincoln, Wayne	58 min
May 23, 9:36 PM EDT	Severe Thunderstorm Warning	RLX	Cabell, Jackson, Kanawha, Lincoln, Mason, Pleasants and 5 more	54 min
May 23, 9:58 PM EDT	Flash Flood Watch	RLX	Boone, Cabell, Jackson, Kanawha, Lincoln, Logan and 5 more	5 hr
May 23, 10:34 PM EDT	Special Weather Statement	RLX	Cabell	56 min
May 23, 10:51 PM EDT	Areal Flood Warning	RLX	Cabell	114 min
May 23, 11:07 PM EDT	Special Weather Statement	RLX	Barbour, Braxton, Calhoun, Clay, Doddridge, Gilmer and 6 more	83 min
May 23, 11:49 PM EDT	Special Weather Statement	RLX	Kanawha, Lincoln	41 min
May 24, 12:18 AM EDT	Special Weather Statement	RLX	Barbour, Nicholas, Pocahontas, Randolph, Upshur, Webster	42 min
May 24, 12:35 AM EDT	Special Weather Statement	RLX	Lincoln, Wayne	40 min
May 24, 8:56 AM EDT	Special Weather Statement	RLX	McDowell	34 min
May 24, 9:28 AM EDT	Special Weather Statement	RLX	McDowell	32 min
May 24, 9:40 AM EDT	Severe Thunderstorm Warning	RLX	McDowell	50 min
May 24, 12:23 PM EDT	Special Weather Statement	RLX	Webster	37 min
May 24, 1:54 PM EDT	Flash Flood Watch	RLX	McDowell	6 hr
May 24, 3:15 PM EDT	Special Weather Statement	RLX	McDowell	75 min
May 24, 5:59 PM EDT	Special Weather Statement	RLX	Barbour	61 min
May 24, 6:24 PM EDT	Flash Flood Warning	RLX	Barbour, Harrison, Lewis, Randolph, Upshur	2 hr
May 23, 8:41 PM EDT	Severe Thunderstorm Warning	RLX	Athens, Gallia, Jackson, Lawrence, Meigs, Perry and 1 more	64 min
May 23, 8:50 PM EDT	Severe Thunderstorm Warning	RLX	Perry	55 min
May 24, 8:20 AM EDT	Special Weather Statement	RLX	Buchanan	25 min
May 24, 9:00 AM EDT	Special Weather Statement	RLX	Buchanan	30 min
May 24, 4:25 PM EDT	Flash Flood Warning	RLX	Buchanan, Dickenson	3 hr

Nearby

Special Weather Statements in West Virginia, 2011 Every special weather statement in 2011

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.