Alert archive / West Virginia / Flood Watches in 2011

Flood Watch 6, NWS Charleston, WV

April 19, 20118 counties in West Virginia; 7 counties in Ohio

NWS Charleston, WV issued this flood watch at Apr 19, 2011, 8:59 PM EDT for 8 counties in West Virginia; 7 counties in Ohio. It took effect at Apr 20, 2011, 2:00 AM EDT. It was in force for 10 hr.

The area

The counties it named.

The facts

Issued: Apr 19, 2011, 8:59 PM EDT (00:59 UTC)
In effect from: Apr 20, 2011, 2:00 AM EDT
Expired: Apr 20, 2011, 12:00 PM EDT
In force: 10 hr
Issued by: NWS Charleston, WV
Flood severity: None

Counties Athens County, OH, Jackson County, OH, Meigs County, OH, Morgan County, OH, Perry County, OH, Vinton County, OH, Washington County, OH, Barbour County, WV, Doddridge County, WV, Harrison County, WV, Pleasants County, WV, Ritchie County, WV, Taylor County, WV, Tyler County, WV, Wood County, WV

The radar

The Charleston,WV radar (KRLX), 116 km from the middle of the area, began a volume at 01:01 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, 1.0 hours before the alert went out and 163 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: 2 J/kg
Mixed-layer CIN: -392 J/kg
Mixed-layer LCL: 1017 m above ground
0-6 km bulk shear: 68 kt
0-1 km storm-relative helicity: 234 m²/s²
0-3 km storm-relative helicity: 422 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 2.5

Open this sounding in Storm Lab

What forecasters said that day

The local office's own words before this flood watch 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 flood watch went out at Apr 19, 7:53 PM EDT, 1 hour 6 minutes earlier.

Area forecast discussion, Apr 19, 7:53 PM EDT, 1 hour 6 minutes before

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Hazardous weather outlook, Apr 19, 6:14 PM EDT, 2 hours 45 minutes before

HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE CHARLESTON WV
614 PM EDT TUE APR 19 2011

VAZ003-004-WVZ024>028-032>040-046-047-202215-
DICKENSON-BUCHANAN-MINGO-LOGAN-BOONE-CLAY-BRAXTON-TAYLOR-MCDOWELL-
WYOMING-RALEIGH-FAYETTE-NICHOLAS-WEBSTER-UPSHUR-BARBOUR-POCAHONTAS-
RANDOLPH-
614 PM EDT TUE APR 19 2011

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

.DAY ONE...TONIGHT.

NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.

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

NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION IS NOT EXPECTED AT THIS TIME.

KYZ101>103-105-OHZ066-067-075-076-083>087-WVZ005>011-013>020-029>031-
202215-
GREENUP-CARTER-BOYD-LAWRENCE-PERRY-MORGAN-ATHENS-WASHINGTON-JACKSON-
VINTON-MEIGS-GALLIA-WAYNE-CABELL-MASON-WOOD-PLEASANTS-TYLER-LINCOLN-
PUTNAM-KANAWHA-ROANE-WIRT-CALHOUN-RITCHIE-DODDRIDGE-GILMER-LEWIS-
HARRISON-
614 PM EDT TUE APR 19 2011

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

.DAY ONE...TONIGHT.

RAIN AMOUNTS WILL BE MONITORED INTO WEDNESDAY. IF REPETITIVE
SHOWERS APPEAR MORE LIKELY OVER PREVIOUSLY WET COUNTIES...SHORT
FUSE FLASH FLOOD WARNINGS MAY BE POSTED.

THERE IS A SLIGHT CHANCE OF SEVERE THUNDERSTORMS OVERNIGHT.
STRONG WIND GUSTS OR LARGE HAIL ARE THE PRIMARY THREATS.

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

RAIN AMOUNTS WILL BE MONITORED INTO WEDNESDAY.

THERE IS A SLIGHT CHANCE OF SEVERE THUNDERSTORMS WEDNESDAY
MORNING.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION IS NOT EXPECTED AT THIS TIME.

In the hours before

Local storm report, Apr 19, 3:57 PM EDT, 5 hours 2 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE CHARLESTON WV
ISSUED BY NATIONAL WEATHER SERVICE PITTSBURGH PA
357 PM EDT TUE APR 19 2011

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0340 PM     FLOOD            FLEMINGTON              39.27N  80.13W
04/19/2011                   TAYLOR             WV   BROADCAST MEDIA

            TWO VEHICLES STRANDED IN WATER... WATER RESCUE IN
            PROGRESS

&&

EVENT NUMBER RLX1100006

ASMITH

Local storm report, Apr 19, 3:58 PM EDT, 5 hours 1 minute before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE CHARLESTON WV
ISSUED BY NATIONAL WEATHER SERVICE PITTSBURGH PA
358 PM EDT TUE APR 19 2011

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0350 PM     FLOOD            WEBSTER                 39.30N  80.05W
04/19/2011                   TAYLOR             WV   EMERGENCY MNGR

            CREEKS OUT OF BANKS IN WEBSTER

&&

EVENT NUMBER RLX1100009

ASMITH

Local storm report, Apr 19, 4:21 PM EDT, 4 hours 38 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE CHARLESTON WV
ISSUED BY NATIONAL WEATHER SERVICE PITTSBURGH PA
421 PM EDT TUE APR 19 2011

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0345 PM     TSTM WND DMG     WATERTOWN               39.47N  81.63W
04/19/2011                   WASHINGTON         OH   911 CALL CENTER

            TREE DOWN IN WATERTOWN

&&

EVENT NUMBER RLX1100010

ASMITH

Local storm report, Apr 19, 4:22 PM EDT, 4 hours 37 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE CHARLESTON WV
ISSUED BY NATIONAL WEATHER SERVICE PITTSBURGH PA
422 PM EDT TUE APR 19 2011

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0345 PM     TSTM WND DMG     WHIPPLE                 39.52N  81.41W
04/19/2011                   WASHINGTON         OH   911 CALL CENTER

            TREE DOWN IN WHIPPLE AREA

&&

EVENT NUMBER RLX1100011

ASMITH

Local storm report, Apr 19, 4:39 PM EDT, 4 hours 20 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE CHARLESTON WV
ISSUED BY NATIONAL WEATHER SERVICE PITTSBURGH PA
439 PM EDT TUE APR 19 2011

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0312 PM     HAIL             STOCKPORT               39.55N  81.79W
04/19/2011  E0.75 INCH       MORGAN             OH   LAW ENFORCEMENT

&&

EVENT NUMBER RLX1100012

ASMITH

Local storm report, Apr 19, 7:30 PM EDT, 1 hour 29 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE CHARLESTON, WV
730 PM EDT TUE APR 19 2011

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0858 AM     TSTM WND GST     3 SE FRENCH CREEK       38.86N  80.26W
04/19/2011  M61 MPH          UPSHUR             WV   TRAINED SPOTTER

0858 AM     HAIL             3 SE FRENCH CREEK       38.86N  80.26W
04/19/2011  M0.88 INCH       UPSHUR             WV   TRAINED SPOTTER

&&

EVENT NUMBER RLX1100460
EVENT NUMBER RLX1100461

JMV

The office that day

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

Issued	Product	Office	Counties	Lasted
Apr 19, 9:40 PM EDT	River Flood Warning	RLX	Harrison	7 hr
Apr 20, 3:11 AM EDT	Severe Thunderstorm Warning	RLX	Jackson, Mason	64 min
Apr 20, 3:58 AM EDT	Special Weather Statement	RLX	Cabell, Lincoln, Putnam, Wayne	32 min
Apr 20, 4:15 AM EDT	Special Weather Statement	RLX	Wood	30 min
Apr 20, 5:25 AM EDT	Special Weather Statement	RLX	Logan, McDowell, Wyoming	50 min
Apr 20, 2:41 AM EDT	Severe Thunderstorm Warning	RLX	Perry	34 min
Apr 20, 2:51 AM EDT	Severe Thunderstorm Warning	RLX	Athens, Jackson, Morgan, Perry, Vinton, Washington	54 min

Nearby

Flood Watches in West Virginia, 2011 Flood Watches in Ohio, 2011 Every flood watch 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.