Alert archive / Virginia / Special Weather Statements in 2011

Special Weather Statement, NWS Charleston, WV

April 8, 2011Buchanan County, Dickenson County, Virginia

NWS Charleston, WV issued this special weather statement at Apr 8, 2011, 10:52 PM EDT for Buchanan County, Dickenson County, Virginia. It was in force for 53 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 8, 2011, 10:52 PM EDT (02:52 UTC)
Expired: Apr 8, 2011, 11:45 PM EDT
In force: 53 min
Issued by: NWS Charleston, WV

Counties Buchanan County, VA, Dickenson County, VA

The radar

The Jackson,KY radar (KJKL), 110 km from the middle of the area, began a volume at 02:55 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

Greensboro/Hi Pt, NC (KGSO), launched 00:00Z, 2.9 hours before the alert went out and 237 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: 42 J/kg
Mixed-layer CIN: -165 J/kg
Mixed-layer LCL: 1618 m above ground
0-6 km bulk shear: 56 kt
0-1 km storm-relative helicity: 279 m²/s²
0-3 km storm-relative helicity: 424 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 1.3

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 8, 8:15 PM EDT, 2 hours 37 minutes earlier.

Area forecast discussion, Apr 8, 8:15 PM EDT, 2 hours 37 minutes before

AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE CHARLESTON WV
815 PM EDT FRI APR 8 2011

.SYNOPSIS...
FRONT MAY CREEP SOUTH TONIGHT INTO NORTHEAST KENTUCKY AND CENTRAL
WEST VIRGINIA. FRONT OSCILLATES NORTH ON SATURDAY. MOST UNSTABLE IN
THE SOUTH AGAIN SATURDAY. FRONT EXPECTED TO MOVE NORTH SUNDAY.

&&

.NEAR TERM /THROUGH SATURDAY/...
A FEW THUNDERSTORMS MAY LINGER UNTIL ABOUT 03Z TO 05Z IN OUR
SOUTHWEST VIRGINIA /EXTREME SOUTH/ SINCE AIR IN KENTUCKY WAS NOT
WORKED OVER.

NEW CELLS MAY FORM OVERNIGHT OUT TOWARD SDF...BUT THINKING THEY
WOULD NOT ADVECT DUE EAST.  BUT SINCE FRONT STILL IN VICINITY WILL
LEAVE SOME LOW POPS IN OVERNIGHT...AS FAR NORTH AS LAWRENCE COUNTY
OHIO EAST TO NICHOLAS COUNTY.

HAVE FRONT TRYING TO CREEP SOUTH THIS EVENING. WILL TRY TO INTRODUCE
SOME LOWER STRATUS AND THICK FOG OVERNIGHT WHERE IT RAINED.
FURTHER NORTH IN THE MORE STABLE AIR...THINKING MORE CLOUDS AND LESS
IN WAY OF THICK FOG...PROBABLY STILL SOME FOG THOUGH. THIS INCLUDES
PKB-CKB CORRIDOR.

&&

.SHORT TERM /SATURDAY NIGHT THROUGH MONDAY NIGHT/...
5H RIDGE BUILD ACROSS THE OH VALLEY AS TROUGH DIGS INTO THE MIDWEST
PORTION OF THE UNITED STATES SATURDAY AND SUNDAY. BAROCLINIC ZONE
THAT HAS BEEN HANGING AROUND THE PAST FEW DAYS FINALLY SHIFTS NORTH
OF THE  FORECAST AREA AS A WARM FRONT IN RESPONSE TO THE INCREASED
RIDGING. FORECAST AREA WILL REMAIN IN WARM SECTOR...WITH DECENT WAA
CONTINUING INTO THE WEEKEND. MODELS IN FAIRLY CLOSE AGREEMENT IN
HANDLING DEVELOPMENT OF CYCLONE OVER THE MIDWEST SUNDAY NIGHT AND
MONDAY.  COLD FRONT TO CROSS ON MONDAY...AND MODELS SHOW SIMILAR
SOLUTION IN TIMING FRONT ACROSS KY AND WV.

MADE FEW CHANGES TO THE OVERALL FORECAST PACKAGE...WITH GFS SOLUTION
THE PREFERENCE THIS FORECAST PERIOD.

&&

.LONG TERM /TUESDAY THROUGH FRIDAY/...
FOLLOWED HPC THINKING WITH SOME MINOR TWEAKS.  SYSTEM WILL PUSH EAST
TUESDAY...ALLOWING HIGH PRESSURE TO BUILD INTO THE AREA TUESDAY
NIGHT.  THIS HIGH WILL THEN PUSH EAST THURSDAY...ALLOWING A LOW
PRESSURE SYSTEM TO BEING TO APPROACH THE AREA.

AS A RESULT...PRECIP CHANCES WILL END TUESDAY...WITH DRY WEATHER
ANTICIPATED INTO THURSDAY.  EXPECT PRECIPITATION CHANCES WILL THEN
INCREASE THURSDAY INTO FRIDAY AS WESTERN SYSTEM APPROACHES.

&&

.AVIATION /00Z SATURDAY THROUGH WEDNESDAY/...
FRONT BISECTS THE AREA...GIVING US A VARIETY OF WEATHER.

IN MORE STABLE AIR...WIDESPREAD CEILINGS 1 TO 3 THSD FT NORTH OF THE
FRONT MAY DEVELOP FROM UNI-PKB-CKB-EKN ON NORTH OVERNIGHT WITH VSBY
1 TO 3 MILES IN FOG AFTER 05Z.

IN CENTRAL CORRIDOR...INCLUDING HTS-CRW AREA...FOG FORMING
EARLY...AFTER 02Z...WITH WIDESPREAD STRATUS CEILING AOB 1 THSD FT
AND VSBY AOB 1 MILES AFTER 03Z THROUGH 12Z.

EXTREME SOUTH...SHORT LINES OF SHOWERS AND THUNDERSTORMS STILL
AROUND 05Z WITH LOCAL CEILINGS 1 TO 2 THSD FT BKN AND VSBY BRIEFLY
AOB 3 MILES.  VARIABLE CONDITIONS AFTER 05Z...AREAS OF FOG LIKELY TO
FORM AND FILL VALLEYS.

AFTER 15Z SATURDAY...CEILINGS 2 TO 4 THSD FT BKN.  CONVECTION MAY
FORM AFTER 18Z IN THE SOUTH...INCLUDING THE AREA BORDER AREA OF
KENTUCKY...WEST VIRGINIA...VIRGINIA.

FORECAST CONFIDENCE AND ALTERNATE SCENARIOS THROUGH 00Z SUNDAY...

FORECAST CONFIDENCE: LOW

ALTERNATE SCENARIOS: TIMING AND AREAL EXTENT OF THE FOG AND STRATUS
OVERNIGHT AND ITS EVAPORATION AFTER DAWN IS IN QUESTION.

EXPERIMENTAL TABLE OF FLIGHT CATEGORY OBJECTIVELY SHOWS CONSISTENCY
OF WFO FORECAST TO AVAILABLE MODEL INFORMATION:
H = HIGH:   TAF CONSISTENT WITH ALL MODELS OR ALL BUT ONE MODEL.
M = MEDIUM: TAF HAS VARYING LEVEL OF CONSISTENCY WITH MODELS.
L = LOW:    TAF INCONSISTENT WITH ALL MODELS OR ALL BUT ONE MODEL.

DATE                                                            SAT 04/09/11
UTC 1HRLY       00   01   02   03   04   05   06   07   08   09   10   11
EDT 1HRLY       20   21   22   23   00   01   02   03   04   05   06   07
CRW CONSISTENCY  H    H    H    M    L    L    M    M    M    M    L    L
HTS CONSISTENCY  H    H    H    M    L    L    L    L    L    M    L    L
BKW CONSISTENCY  H    H    M    M    L    M    M    L    L    L    L    L
EKN CONSISTENCY  M    M    H    L    L    M    M    M    H    H    M    M
PKB CONSISTENCY  H    H    H    H    M    L    M    M    M    M    L    L
CKB CONSISTENCY  M    L    M    H    L    L    L    L    L    L    L    L

AFTER 00Z SUNDAY...
IFR CONDITIONS POSSIBLE ACROSS SOUTHERN SITES IN THUNDERSTORMS
SATURDAY EVENING.  IFR POSSIBLE IN BRIEF SHOWERS AND THUNDERSTORMS
ON MONDAY.

&&

.RLX WATCHES/WARNINGS/ADVISORIES...
WV...NONE.
OH...NONE.
KY...NONE.
VA...NONE.

&&

SYNOPSIS...JSH/ARJ/TAX
NEAR TERM...KTB
SHORT TERM...ARJ
LONG TERM...JSH
AVIATION...KTB

Hazardous weather outlook, Apr 8, 3:08 PM EDT, 7 hours 44 minutes before

HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE CHARLESTON WV
308 PM EDT FRI APR 8 2011

KYZ101>103-105-OHZ087-VAZ003-004-WVZ005-006-013>015-024>027-033>037-
091915-
GREENUP-CARTER-BOYD-LAWRENCE-DICKENSON-BUCHANAN-WAYNE-CABELL-LINCOLN-
PUTNAM-KANAWHA-MINGO-LOGAN-BOONE-CLAY-MCDOWELL-WYOMING-RALEIGH-
FAYETTE-NICHOLAS-
308 PM EDT FRI APR 8 2011

...SEVERE THUNDERSTORM WATCH 106 IN EFFECT UNTIL 9 PM EDT THIS
EVENING...

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

.DAY ONE...THIS AFTERNOON AND TONIGHT.

PLEASE LISTEN TO NOAA WEATHER RADIO OR GO TO WEATHER.GOV ON THE
INTERNET FOR MORE INFORMATION ABOUT THE FOLLOWING HAZARDS.

   SEVERE THUNDERSTORM WATCH.

.DAYS TWO THROUGH SEVEN...SATURDAY THROUGH THURSDAY.

THERE IS A SLIGHT RISK FOR SEVERE THUNDERSTORMS SATURDAY.

STRONG TO POSSIBLY SEVERE THUNDERSTORMS COULD AFFECT THE AREA
MONDAY AFTERNOON AND EVENING.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION IS NOT EXPECTED AT THIS TIME.

OHZ066-067-075-076-083>086-WVZ007>011-016>020-028>032-038>040-046-
047-091915-
PERRY-MORGAN-ATHENS-WASHINGTON-JACKSON-VINTON-MEIGS-GALLIA-MASON-
WOOD-PLEASANTS-TYLER-ROANE-WIRT-CALHOUN-RITCHIE-DODDRIDGE-BRAXTON-
GILMER-LEWIS-HARRISON-TAYLOR-WEBSTER-UPSHUR-BARBOUR-POCAHONTAS-
RANDOLPH-
308 PM EDT FRI APR 8 2011

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

.DAY ONE...THIS AFTERNOON AND TONIGHT.

NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.

.DAYS TWO THROUGH SEVEN...SATURDAY THROUGH THURSDAY.

STRONG TO POSSIBLY SEVERE THUNDERSTORMS COULD AFFECT THE AREA
MONDAY AFTERNOON AND EVENING.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION IS NOT EXPECTED AT THIS TIME.

In the hours before

Local storm report, Apr 8, 9:24 PM EDT, 1 hour 28 minutes before

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Local storm report, Apr 8, 9:31 PM EDT, 1 hour 21 minutes before

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Local storm report, Apr 8, 9:34 PM EDT, 1 hour 18 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE CHARLESTON, WV
934 PM EDT FRI APR 08 2011

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

0845 PM     HAIL             2 NE CLEAR FORK         37.65N  81.66W
04/08/2011  E0.75 INCH       WYOMING            WV   PUBLIC

&&

EVENT NUMBER RLX1100417

JFD

Local storm report, Apr 8, 9:39 PM EDT, 1 hour 13 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE CHARLESTON, WV
939 PM EDT FRI APR 08 2011

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

0909 PM     HAIL             3 WNW OCEANA            37.71N  81.68W
04/08/2011  E1.00 INCH       WYOMING            WV   PUBLIC

            BETWEEN LYNCO AND OCEANA

&&

EVENT NUMBER RLX1100418

JFD

Special weather statement, Apr 8, 10:07 PM EDT, 45 minutes before

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE CHARLESTON WV
1007 PM EDT FRI APR 8 2011

VAZ004-WVZ024-025-033-034-090315-
BUCHANAN VA-LOGAN WV-MCDOWELL WV-MINGO WV-WYOMING WV-
1007 PM EDT FRI APR 8 2011

...STRONG THUNDERSTORMS WILL AFFECT MCDOWELL...NORTHERN BUCHANAN...
SOUTHERN LOGAN...SOUTHERN MINGO AND WYOMING COUNTIES...

AT 1002 PM EDT...STRONG THUNDERSTORMS WERE ALONG A LINE FROM 9 MILES
SOUTHEAST OF LOGAN TO WILLIAMSON TO 12 MILES NORTH OF PIKEVILLE...
MOVING SOUTHEAST AT 40 MPH.

WIND GUSTS TO 40 MPH AND HAIL UP TO NICKEL SIZE ARE POSSIBLE WITH
THESE STORMS. VERY HEAVY RAIN WILL FALL FROM THESE STORMS...AND WILL
CAUSE WATER TO POND ON ROADS AND QUICKLY FILL ROADSIDE DITCHES AND
SMALL STREAMS.

THESE STORMS WILL BE NEAR COAL MOUNTAIN AROUND 1015 PM...CLEAR FORK
AROUND 1030 PM...PINEVILLE AROUND 1045 PM...HERNDON AROUND 1100 PM
AND WAR AROUND 1115 PM.

EXCESSIVE RUNOFF FROM HEAVY RAINFALL WILL CAUSE ELEVATED LEVELS ON
SMALL CREEKS AND STREAMS...AND PONDING OF WATER ON COUNTRY ROADS AND
FARMLAND ALONG THE BANKS OF CREEKS AND STREAMS.

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

LAT...LON 3739 8219 3754 8198 3755 8213 3758 8213
      3767 8229 3770 8231 3771 8230 3779 8187
      3757 8131 3755 8130 3751 8122 3746 8130
      3742 8128 3741 8131 3727 8142 3720 8156
      3719 8167 3723 8173 3717 8182

30

Special weather statement, Apr 8, 10:52 PM EDT, 0 minutes before

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE CHARLESTON WV
1052 PM EDT FRI APR 8 2011

VAZ003-004-090345-
BUCHANAN VA-DICKENSON VA-
1052 PM EDT FRI APR 8 2011

...A STRONG THUNDERSTORM WILL AFFECT DICKENSON AND SOUTHERN BUCHANAN
COUNTIES...

AT 1047 PM EDT...A THUNDERSTORM WAS LOCATED 5 MILES SOUTHWEST OF
PIKEVILLE...MOVING SOUTHEAST AT 40 MPH.

WIND GUSTS TO 40 MPH AND HAIL UP TO NICKEL SIZE ARE POSSIBLE WITH
THIS STORM. VERY HEAVY RAIN WILL FALL FROM THIS STORM...AND WILL
CAUSE WATER TO POND ON ROADS AND QUICKLY FILL ROADSIDE DITCHES AND
SMALL STREAMS.

THIS STORM WILL BE NEAR JOHN FLANNAGAN LAKE AROUND 1115 PM...
DAVENPORT AROUND 1130 PM AND OAKWOOD AROUND 1145 PM.

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

LAT...LON 3704 8250 3713 8255 3720 8256 3727 8235
      3739 8219 3718 8182 3713 8192 3712 8200
      3707 8201 3704 8204 3703 8218 3699 8224
      3699 8229 3695 8236

30

The office that day

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

Issued	Product	Office	Counties	Lasted
Apr 8, 8:05 PM EDT	Severe Thunderstorm Warning	RLX	Logan, McDowell, Mingo, Wyoming	55 min
Apr 8, 8:10 PM EDT	Severe Thunderstorm Warning	RLX	Boone, Fayette, Kanawha, Raleigh	35 min
Apr 8, 8:24 PM EDT	Severe Thunderstorm Warning	RLX	Lincoln, Logan, Mingo, Wayne	36 min
Apr 8, 8:31 PM EDT	Severe Thunderstorm Warning	RLX	Wayne	44 min
Apr 8, 8:47 PM EDT	Severe Thunderstorm Warning	RLX	Logan, Mingo	25 min
Apr 8, 8:54 PM EDT	Severe Thunderstorm Warning	RLX	McDowell, Wyoming	51 min
Apr 8, 9:03 PM EDT	Severe Thunderstorm Warning	RLX	Logan, McDowell, Mingo, Wyoming	42 min
Apr 8, 10:07 PM EDT	Special Weather Statement	RLX	McDowell, Mingo, Wyoming	68 min
Apr 9, 1:27 PM EDT	Severe Thunderstorm Warning	RLX	Wayne	48 min
Apr 9, 2:11 PM EDT	Severe Thunderstorm Warning	RLX	Cabell, Lincoln, Logan, Wayne	64 min
Apr 9, 2:18 PM EDT	Severe Thunderstorm Warning	RLX	McDowell	57 min
Apr 9, 2:21 PM EDT	Severe Thunderstorm Warning	RLX	Boone, Logan, Mingo	54 min
Apr 9, 2:43 PM EDT	Severe Thunderstorm Warning	RLX	Boone, Logan, McDowell, Mingo, Raleigh, Wyoming	62 min
Apr 9, 3:15 PM EDT	Severe Thunderstorm Warning	RLX	Boone, Kanawha, Lincoln, Logan	29 min
Apr 9, 3:18 PM EDT	Special Weather Statement	RLX	Boone, Fayette, Kanawha, Lincoln, Logan, McDowell and 3 more	27 min
Apr 9, 3:40 PM EDT	Severe Thunderstorm Warning	RLX	McDowell	65 min
Apr 9, 3:49 PM EDT	Special Weather Statement	RLX	Boone, Fayette, Kanawha, Lincoln, Logan, Mingo and 3 more	86 min
Apr 9, 4:08 PM EDT	Special Weather Statement	RLX	Raleigh, Wyoming	52 min
Apr 9, 4:18 PM EDT	Flash Flood Warning	RLX	Boone, Lincoln, Logan	4 hr
Apr 9, 4:26 PM EDT	Flash Flood Warning	RLX	Wyoming	2 hr
Apr 9, 4:30 PM EDT	Severe Thunderstorm Warning	RLX	McDowell, Raleigh, Wyoming	30 min
Apr 9, 12:30 PM EDT	Special Weather Statement	RLX	Boyd, Carter, Greenup	60 min
Apr 8, 11:45 PM EDT	Special Weather Statement	RLX	Dickenson	30 min
Apr 9, 12:03 AM EDT	Severe Thunderstorm Warning	RLX	Buchanan, Dickenson	42 min
Apr 9, 1:57 PM EDT	Special Weather Statement	RLX	Buchanan	63 min
Apr 9, 3:54 PM EDT	Special Weather Statement	RLX	Buchanan, Dickenson	66 min

Nearby

Special Weather Statements in 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.