Alert archive / North Carolina / Severe Thunderstorm Warnings in 2006

Severe Thunderstorm Warning 203, NWS Blacksburg, VA

July 22, 2006Stokes County, North Carolina

NWS Blacksburg, VA issued this severe thunderstorm warning at Jul 22, 2006, 2:50 AM EDT for Stokes County, North Carolina. It was in force for 40 min. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued: Jul 22, 2006, 2:50 AM EDT (06:50 UTC)
Expired: Jul 22, 2006, 3:30 AM EDT
In force: 40 min
Issued by: NWS Blacksburg, VA
Area: Counties, with a storm outline in the text

County Stokes County, NC

The radar

The Roanoke radar (KFCX), 69 km from the middle of the area, began a volume at 06:51 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 00:00Z, 6.8 hours before the alert went out and 111 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: 1226 J/kg
Mixed-layer CIN: -8 J/kg
Mixed-layer LCL: 1078 m above ground
0-6 km bulk shear: 12 kt
0-1 km storm-relative helicity: 42 m²/s²
0-3 km storm-relative helicity: 76 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

What forecasters said that day

The local office's own words before this severe thunderstorm warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Blacksburg, VA wrote its last area forecast discussion before this severe thunderstorm warning went out at Jul 22, 1:29 AM EDT, 1 hour 21 minutes earlier.

Area forecast discussion, Jul 22, 1:29 AM EDT, 1 hour 21 minutes before

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Hazardous weather outlook, Jul 21, 3:30 PM EDT, 11 hours 20 minutes before

HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE BLACKSBURG VA
330 PM EDT FRI JUL 21 2006

NCZ001>006-018>020-VAZ007-009>020-022>024-032>035-043>047-058-059-
WVZ042>045-221200-
ASHE-ALLEGHANY-SURRY-STOKES-ROCKINGHAM-CASWELL-WATAUGA-WILKES-
YADKIN-TAZEWELL-SMYTH-BLAND-GILES-WYTHE-PULASKI-MONTGOMERY-
GRAYSON-CARROLL-FLOYD-CRAIG-BATH-ROANOKE-BOTETOURT-ROCKBRIDGE-
PATRICK-FRANKLIN-BEDFORD-AMHERST-HENRY-PITTSYLVANIA-CAMPBELL-
APPOMATTOX-BUCKINGHAM-HALIFAX-CHARLOTTE-MERCER-SUMMERS-MONROE-
GREENBRIER-
330 PM EDT FRI JUL 21 2006

THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF NORTH CENTRAL
NORTH CAROLINA...NORTHWEST NORTH CAROLINA...CENTRAL VIRGINIA...
SOUTH CENTRAL VIRGINIA...SOUTHWEST VIRGINIA...WEST CENTRAL
VIRGINIA AND SOUTHEAST WEST VIRGINIA.

.DAY ONE...TONIGHT

SCATTERED THUNDERSTORMS WILL CONTINUE TO DEVELOP THROUGH THE
EVENING HOURS. A FEW OF THESE STORMS COULD BECOME SEVERE AND
PRODUCE STRONG DAMAGING WINDS.

.DAYS TWO THROUGH SEVEN...SATURDAY THROUGH THURSDAY

MORE WIDESPREAD THUNDERSTORMS ARE EXPECTED SATURDAY AFTERNOON AND
EVENING AS A COLD FRONT APPROACHES THE AREA. THE DEGREE OF
INSTABILITY TOMORROW REMAINS IN QUESTION...HOWEVER IF THE AREA
SEES SUFFICIENT SUNSHINE...ANY STORMS THAT DEVELOP WILL HAVE THE
POTENTIAL TO BECOME SEVERE WITH DAMAGING WINDS AND LARGE HAIL. IN
ADDITION...VERY HEAVY RAINFALL WILL BE POSSIBLE WITH ANY STORMS.

.SPOTTER INFORMATION STATEMENT...

SPOTTERS ARE ENCOURAGED TO REPORT ANY SIGNIFICANT WEATHER THIS
EVENING. WIDESPREAD SPOTTER ACTIVATION MAY BE NEEDED TOMORROW.

LAWRENCE

In the hours before

Special weather statement, Jul 21, 11:58 PM EDT, 2 hours 52 minutes before

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE BLACKSBURG VA
1158 PM EDT FRI JUL 21 2006

WVZ043-220445-
SUMMERS WV-
1158 PM EDT FRI JUL 21 2006

...WINDS GUSTS TO 45 MPH POSSIBLE IN SUMMERS COUNTY...

AT 1156 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
STRONG THUNDERSTORM 4 MILES NORTH OF PIPESTEM...OR ABOUT 6 MILES
SOUTHWEST OF HINTON...MOVING EAST AT 20 MPH. THE STRONG THUNDERSTORM
WILL BE NEAR...HINTON AT 1205 AM EDT...BUCK...AND INDIAN MILLS AT
1220 AM EDT...BALLENGEE...AND TALCOTT AT 1230 AM EDT.

EXPECT RAINFALL AMOUNTS OF UP TO AN INCH DURING THE NEXT 45
MINUTES...WINDS GUSTING TO 45 MPH...AND FREQUENT CLOUD TO GROUND
LIGHTNING.

THE PUBLIC IS ENCOURAGED TO RELAY REPORTS OF STRONG WINDS...HAIL OR
FLOODING TO THE NATIONAL WEATHER SERVICE IN BLACKSBURG BY CALLING
1...8 6 6...2 1 5...4 3 2 4.

WP

Special weather statement, Jul 22, 12:08 AM EDT, 2 hours 42 minutes before

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE BLACKSBURG VA
1208 AM EDT SAT JUL 22 2006

WVZ045-220515-
GREENBRIER WV-
1208 AM EDT SAT JUL 22 2006

...STRONG THUNDERSTORM TO AFFECT LEWISBURG...

AT 1204 AM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
STRONG THUNDERSTORM 3 MILES WEST OF LEWISBURG...OR ABOUT 3 MILES WEST
OF FAIRLEA...MOVING NORTHEAST AT 25 MPH. THE STRONG THUNDERSTORM WILL
BE NEAR...LEWISBURG AIRPORT...AND MAXWELTON AT 1220 AM
EDT...FRANKFORD AT 1225 AM EDT...WHITE SULPHUR SPRINGS AT 1230 AM
EDT...RENICK...AND FALLING SPRING AT 1235 AM EDT...AND...RORER AT
1245 AM EDT.

TORRENTIAL RAINS...WINDS GUSTING TO 45 MPH...AND FREQUENT CLOUD TO
GROUND LIGHTNING CAN BE ANTICIPATED WITH THIS STORM.

THE PUBLIC IS ENCOURAGED TO RELAY REPORTS OF STRONG WINDS...HAIL OR
FLOODING TO THE NATIONAL WEATHER SERVICE IN BLACKSBURG BY CALLING
1...8 6 6...2 1 5...4 3 2 4.

WP

Special weather statement, Jul 22, 12:35 AM EDT, 2 hours 15 minutes before

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE BLACKSBURG VA
1235 AM EDT SAT JUL 22 2006

VAZ012-013-220545-
PULASKI-WYTHE-
1235 AM EDT SAT JUL 22 2006

STRONG THUNDERSTORMS WITH GUSTY WINDS...TORRENTIAL RAINS AND
FREQUENT LIGHTNING WILL BE AFFECTING THE NEW RIVER VALLEY THROUGH 145
AM. LOCATIONS EAST OF WYTHEVILLE...UP TO NEAR RADFORD CAN EXPECT
THESE STORMS. IF TRAVELING SOUTH ON INTERSTATE 81 FROM RADFORD...
BE AWARE THAT THESE STORMS ARE GOING TO PRODUCE POOR DRIVING
CONDITIONS...INCLUDING WATER PONDING ON THE ROAD...AND REDUCED
VISIBILITIES.

VAZ019-WVZ044-045-220545-
ALLEGHANY VA-GREENBRIER-MONROE-
1235 AM EDT SAT JUL 22 2006

STRONG THUNDERSTORMS WITH GUSTY WINDS...TORRENTIAL RAINS
AND FREQUENT LIGHTNING WILL BE AFFECTING THE GREENBRIER VALLEY AND
HIGHLANDS THROUGH 145 AM. LOCATIONS FROM RENICK...SOUTH TO UNION...
EAST TO COVINGTON...CAN EXPECT THESE STORMS.

05

Local storm report, Jul 22, 12:54 AM EDT, 1 hour 56 minutes before

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Local storm report, Jul 22, 1:41 AM EDT, 1 hour 9 minutes before

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Special weather statement, Jul 22, 2:24 AM EDT, 26 minutes before

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The office that day

Everything else NWS Blacksburg, VA issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Jul 22, 12:31 AM EDT	Severe Thunderstorm Warning	RNK	Giles	59 min
Jul 22, 1:06 AM EDT	Severe Thunderstorm Warning	RNK	Pulaski	24 min
Jul 22, 3:12 AM EDT	Severe Thunderstorm Warning	RNK	Surry	18 min
Jul 22, 5:18 PM EDT	Severe Thunderstorm Warning	RNK	Yadkin	54 min
Jul 22, 6:47 PM EDT	Severe Thunderstorm Warning	RNK	Yadkin	43 min

Nearby

Severe Thunderstorm Warnings in North Carolina, 2006 Every severe thunderstorm warning in 2006

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.