Alert archive / West Virginia / Special Weather Statements in 2012

Special Weather Statement, NWS Charleston, WV

April 28, 2012Kanawha County, West Virginia

NWS Charleston, WV issued this special weather statement at Apr 28, 2012, 8:48 AM EDT for Kanawha County, West Virginia. It was in force for 27 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 28, 2012, 8:48 AM EDT (12:48 UTC)
Expired: Apr 28, 2012, 9:15 AM EDT
In force: 27 min
Issued by: NWS Charleston, WV

County Kanawha County, WV

The radar

The Charleston,WV radar (KRLX), 19 km from the middle of the area, began a volume at 12:51 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, 0.8 hours before the alert went out and 213 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: 0 J/kg
Mixed-layer CIN: No buoyant parcel
Mixed-layer LCL: 1555 m above ground
0-6 km bulk shear: 51 kt
0-1 km storm-relative helicity: 350 m²/s²
0-3 km storm-relative helicity: 494 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

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 Apr 28, 8:09 AM EDT, 39 minutes earlier.

Area forecast discussion, Apr 28, 8:09 AM EDT, 39 minutes before

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Hazardous weather outlook, Apr 28, 6:44 AM EDT, 2 hours 4 minutes before

HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE CHARLESTON WV
644 AM EDT SAT APR 28 2012

OHZ066-067-075-076-083>087-WVZ006>011-014-016>020-027>032-037>040-
046-047-291045-
PERRY-MORGAN-ATHENS-WASHINGTON-JACKSON OH-VINTON-MEIGS-GALLIA-
LAWRENCE OH-CABELL-MASON-JACKSON WV-WOOD-PLEASANTS-TYLER-PUTNAM-
ROANE-WIRT-CALHOUN-RITCHIE-DODDRIDGE-CLAY-BRAXTON-GILMER-LEWIS-
HARRISON-TAYLOR-NICHOLAS-WEBSTER-UPSHUR-BARBOUR-POCAHONTAS-RANDOLPH-
644 AM EDT SAT APR 28 2012

THIS HAZARDOUS WEATHER OUTLOOK IS FOR SOUTHEAST OHIO AND MUCH OF
WEST VIRGINIA.

.DAY ONE...TODAY AND TONIGHT.

NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.

.DAYS TWO THROUGH SEVEN...SUNDAY THROUGH FRIDAY.

NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION IS NOT ANTICIPATED.

KYZ101>103-105-291045-
GREENUP-CARTER-BOYD-LAWRENCE KY-
644 AM EDT SAT APR 28 2012

THIS HAZARDOUS WEATHER OUTLOOK IS FOR NORTHEAST KENTUCKY.

.DAY ONE...TODAY AND TONIGHT.

THERE IS A SLIGHT RISK FOR SEVERE THUNDERSTORMS IN EASTERN
KENTUCKY LATER TODAY AND TONIGHT. DAMAGING WINDS AND HAIL ARE THE
PRIMARY THREATS.

.DAYS TWO THROUGH SEVEN...SUNDAY THROUGH FRIDAY.

NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION MAY BE NEEDED.

VAZ003-004-WVZ005-013-015-024>026-033>036-291045-
DICKENSON-BUCHANAN-WAYNE-LINCOLN-KANAWHA-MINGO-LOGAN-BOONE-MCDOWELL-
WYOMING-RALEIGH-FAYETTE-
644 AM EDT SAT APR 28 2012

THIS HAZARDOUS WEATHER OUTLOOK IS FOR SOUTHWEST VIRGINIA...SOUTHERN
WEST VIRGINIA AND WESTERN WEST VIRGINIA.

.DAY ONE...TODAY AND TONIGHT.

HEAVY RAIN FROM THUNDERSTORMS TODAY AND TONIGHT MAY CAUSE FLOODING
ACROSS SOUTHERN WEST VIRGINIA AND SOUTHWEST VIRGINIA WHERE GROUNDS
ARE SATURATED FROM RECENT RAINS. IF CONFIDENCE INCREASES IN THE
THREAT FOR FLOODING...A FLASH FLOOD WATCH MAY BE NEEDED.

.DAYS TWO THROUGH SEVEN...SUNDAY THROUGH FRIDAY.

NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION MAY BE NEEDED.

In the hours before

Special weather statement, Apr 28, 7:08 AM EDT, 1 hour 40 minutes before

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE CHARLESTON WV
708 AM EDT SAT APR 28 2012

KYZ103-OHZ087-WVZ005-006-013-281130-
BOYD KY-CABELL WV-LAWRENCE OH-LINCOLN WV-WAYNE WV-
708 AM EDT SAT APR 28 2012

...A STRONG THUNDERSTORM WILL AFFECT BOYD...CABELL...NORTH CENTRAL
LINCOLN...NORTHERN WAYNE AND SOUTHEASTERN LAWRENCE COUNTIES...

AT 702 AM EDT...A STRONG THUNDERSTORM WAS LOCATED OVER CANNONSBURG...
MOVING EAST AT 45 MPH.

WIND GUSTS TO 30 MPH AND PEA-SIZED HAIL ARE POSSIBLE WITH THIS
STORM.  BRIEF HEAVY DOWNPOURS WILL CAUSE PONDING IN VIADUCTS AND
OTHER POOR DRAINAGE AREAS.

THIS STORM WILL BE NEAR BARBOURSVILLE AROUND 720 AM AND SALT ROCK
AROUND 730 AM.

THIS WILL IMPACT THE FOLLOWING INTERSTATES...I-64 BETWEEN MILE
MARKERS 184 AND 191 IN KENTUCKY...AND BETWEEN MILE MARKERS 1 AND 31
IN WEST VIRGINIA.

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

LAT...LON 3847 8272 3847 8271 3848 8206 3826 8206
      3829 8273

12

Special weather statement, Apr 28, 7:22 AM EDT, 1 hour 26 minutes before

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE CHARLESTON WV
722 AM EDT SAT APR 28 2012

KYZ101-103-OHZ087-281145-
BOYD KY-GREENUP KY-LAWRENCE OH-
722 AM EDT SAT APR 28 2012

...A STRONG THUNDERSTORM WILL AFFECT BOYD...SOUTHERN GREENUP AND
SOUTHERN LAWRENCE COUNTIES...

AT 719 AM EDT...A STRONG THUNDERSTORM WAS LOCATED 11 MILES NORTH OF
GRAYSON...MOVING EAST AT 50 MPH.

WIND GUSTS TO 30 MPH AND PEA-SIZED HAIL ARE POSSIBLE WITH THIS
STORM.  BRIEF HEAVY DOWNPOURS WILL CAUSE PONDING IN POOR DRAINAGE
AREAS.

THIS STORM WILL BE NEAR FLATWOODS AROUND 730 AM...COAL GROVE AROUND
740 AM AND AID AROUND 750 AM.

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

LAT...LON 3856 8303 3860 8284 3858 8281 3859 8276
      3861 8275 3868 8238 3867 8235 3859 8236
      3858 8229 3846 8232 3839 8296 3841 8299

12

Special weather statement, Apr 28, 7:39 AM EDT, 1 hour 9 minutes before

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE CHARLESTON WV
739 AM EDT SAT APR 28 2012

KYZ102-103-105-WVZ005-281215-
BOYD KY-CARTER KY-LAWRENCE KY-WAYNE WV-
739 AM EDT SAT APR 28 2012

...STRONG THUNDERSTORMS WILL AFFECT BOYD...CARTER...NORTHERN LAWRENCE
AND NORTHERN WAYNE COUNTIES...

AT 736 AM EDT...STRONG THUNDERSTORMS WERE ALONG A LINE FROM OLIVE
HILL TO 3 MILES SOUTH OF GRAYSON LAKE STATE PARK TO 4 MILES NORTH OF
BLAINE...MOVING EAST AT 45 MPH.

WIND GUSTS TO 30 MPH AND PEA-SIZED HAIL ARE POSSIBLE WITH THESE
STORMS.  BRIEF HEAVY DOWNPOURS WILL CAUSE PONDING IN POOR DRAINAGE
AREAS.

THESE STORMS WILL BE NEAR GRAYSON AROUND 750 AM...BUCHANAN AROUND 800
AM AND CANNONSBURG AROUND 810 AM.

THIS WILL IMPACT THE FOLLOWING INTERSTATE...I-64 BETWEEN MILE MARKERS
149 AND 191 IN KENTUCKY.

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

LAT...LON 3840 8289 3837 8282 3842 8278 3844 8271
      3820 8228 3814 8228 3801 8284 3807 8295
      3811 8290 3817 8292 3817 8298 3819 8302
      3818 8306 3826 8316 3822 8323 3829 8334

12

Special weather statement, Apr 28, 8:15 AM EDT, 33 minutes before

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Special weather statement, Apr 28, 8:48 AM 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
Apr 28, 7:08 AM EDT	Special Weather Statement	RLX	Cabell	22 min
Apr 28, 7:39 AM EDT	Special Weather Statement	RLX	Wayne	36 min
Apr 28, 8:15 AM EDT	Special Weather Statement	RLX	Lincoln, Wayne	30 min
Apr 28, 8:51 AM EDT	Special Weather Statement	RLX	Boone	24 min
Apr 28, 9:37 AM EDT	Special Weather Statement	RLX	Fayette, Raleigh, Wyoming	23 min
Apr 28, 3:13 PM EDT	Flash Flood Watch	RLX	Boone, Cabell, Kanawha, Lincoln, Logan, McDowell and 5 more	13 hr
Apr 28, 7:22 AM EDT	Special Weather Statement	RLX	Lawrence	23 min

Nearby

Special Weather Statements in West Virginia, 2012 Every special weather statement in 2012

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.