Alert archive / Virginia / Severe Thunderstorm Warnings in 2007

Severe Thunderstorm Warning 280, NWS Blacksburg, VA

August 21, 2007Halifax County, Virginia

NWS Blacksburg, VA issued this severe thunderstorm warning at Aug 21, 2007, 5:10 PM EDT for Halifax County, Virginia. It was in force for 50 min. 1 report came from inside the area while it was in force.

The area

The outline as issued, with what was reported inside it.

The facts

Issued: Aug 21, 2007, 5:10 PM EDT (21:10 UTC)
Expired: Aug 21, 2007, 6:00 PM EDT
In force: 50 min
Issued by: NWS Blacksburg, VA
Area: Counties, with a storm outline in the text

County Halifax County, VA

The radar

The Roanoke radar (KFCX), 131 km from the middle of the area, began a volume at 21:13 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.

What was reported inside it

Time	Report	Where	Remark
Aug 21, 5:45 PM EDT	TSTM WND DMG	4 Ne Halifax, VA	TREE DOWN ON CLAYS MILL ROAD

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

Did it verify

Verified. The Iowa Environmental Mesonet's Cow matched one storm report to this severe thunderstorm warning; the first came 35 minutes after it went out.

Cow counts a report within 15 km of the polygon while the warning was in force: a tornado for a tornado warning; hail of 1 inch or more, a gust of 58 mph or more or wind damage for a severe thunderstorm warning; a flash flood report for a flash flood warning.

The watch it was issued in

The SPC watch in force over the same counties when this warning went out.

Issued	Product	Office	Lasted
Aug 21, 2:12 PM EDT	Severe Thunderstorm Watch	SPC	5 hr

The nearest sounding before it

Roanoke, VA (KRNK), launched 12:00Z, 9.2 hours before the alert went out and 74 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: 69 J/kg
Mixed-layer CIN: -132 J/kg
Mixed-layer LCL: 1286 m above ground
0-6 km bulk shear: 31 kt
0-1 km storm-relative helicity: 112 m²/s²
0-3 km storm-relative helicity: 122 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.

000 
WUUS51 KRNK 212110
SVRRNK
VAC083-212200-
/O.NEW.KRNK.SV.W.0280.070821T2110Z-070821T2200Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE BLACKSBURG VA
510 PM EDT TUE AUG 21 2007

THE NATIONAL WEATHER SERVICE IN BLACKSBURG HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  CENTRAL HALIFAX COUNTY IN SOUTH CENTRAL VIRGINIA

* UNTIL 600 PM EDT

* AT 508 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM CAPABLE OF PRODUCING DAMAGING WINDS IN EXCESS
  OF 60 MPH.  THIS STORM WAS LOCATED NEAR CRYSTAL HILL...OR ABOUT
  NEAR HALIFAX...AND MOVING EAST AT 30 MPH.

* LOCATIONS IMPACTED INCLUDE...
  HALIFAX...
  CRYSTAL HILL...
  SCOTTSBURG...
  CLOVER...
  DRYBURG...

IF YOU ARE CAUGHT OUTSIDE...SEEK SHELTER FROM THE WEATHER IN A STRONG
BUILDING. DAMAGING WIND...LARGE HAIL...VERY HEAVY RAIN...AND DEADLY
LIGHTNING ARE ALL POSSIBLE IN SEVERE THUNDERSTORMS. STAY INSIDE AWAY
FROM WINDOWS UNTIL THE STORM HAS PASSED.

PLEASE SEND YOUR REPORTS OF PENNY OR LARGER SIZED HAIL...AS WELL AS
WIND DAMAGE...INCLUDING TREES OR LARGE LIMBS DOWNED BY CALLING THE
NATIONAL WEATHER SERVICE TOLL FREE AT...1...8 6 6...2 1 5...4 3 2 4.

LAT...LON 3689 7870 3665 7871 3674 7902 3692 7898
TIME...MOT...LOC 2110Z 268DEG 27KT 3684 7894

$$

SK

2 follow-up statements

000 
WWUS51 KRNK 212134
SVSRNK

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE BLACKSBURG VA
534 PM EDT TUE AUG 21 2007

VAC083-212200-
/O.CON.KRNK.SV.W.0280.000000T0000Z-070821T2200Z/
HALIFAX VA-
534 PM EDT TUE AUG 21 2007

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 600 PM EDT
FOR CENTRAL HALIFAX COUNTY...

AT 531 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A SEVERE THUNDERSTORM CAPABLE OF PRODUCING DAMAGING WINDS IN
EXCESS OF 60 MPH.  THIS STORM WAS LOCATED NEAR MT LAUREL...OR ABOUT 
NEAR CLOVER...MOVING EAST AT 30 MPH.

IF SEVERE WEATHER APPROACHES YOUR AREA...GO INSIDE A STURDY SHELTER.

REMEMBER...A SEVERE THUNDERSTORM CAN PRODUCE LARGE DAMAGING HAIL...
DAMAGING WINDS IN EXCESS OF 55 MPH...DEADLY LIGHTNING...AND VERY
HEAVY RAIN.

LAT...LON 3689 7870 3665 7871 3674 7902 3692 7898
TIME...MOT...LOC 2134Z 268DEG 27KT 3687 7871

$$

SK

000 
WWUS51 KRNK 212157
SVSRNK

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE BLACKSBURG VA
557 PM EDT TUE AUG 21 2007

VAC083-212207-
/O.EXP.KRNK.SV.W.0280.000000T0000Z-070821T2200Z/
HALIFAX VA-
557 PM EDT TUE AUG 21 2007

...THE SEVERE THUNDERSTORM WARNING FOR CENTRAL HALIFAX COUNTY WILL 
EXPIRE AT 600 PM EDT...

THE STORM THAT PROMPTED THE WARNING HAS MOVED EAST OF THE COUNTY AND 
WEAKENED.

TO REPORT SEVERE WEATHER...PLEASE CONTACT THE NATIONAL WEATHER
SERVICE IN BLACKSBURG AT...1...8 6 6...2 1 5...4 3 2 4.

LAT...LON 3689 7870 3665 7871 3674 7902 3692 7898
TIME...MOT...LOC 2157Z 268DEG 27KT 3687 7849

$$

SK

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 Aug 21, 3:28 PM EDT, 1 hour 42 minutes earlier.

Area forecast discussion, Aug 21, 3:28 PM EDT, 1 hour 42 minutes before

AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE BLACKSBURG VA
328 PM EDT TUE AUG 21 2007

.SYNOPSIS...
A WEAK FRONTAL BOUNDARY WILL CONTINUE TO MEANDER ACROSS PARTS OF
THE AREA THROUGH THURSDAY. THE FRONT WILL BE THE FOCUS FOR
SCATTERED MAINLY AFTERNOON AND EVENING THUNRDERSTORMS. STRONG
HIGH PRESSURE SHOULD BUILD BACK IN FROM THE SOUTHWEST BY WEEKS END
KEEPING HOT AND HUMID WEATHER GOING INTO THE WEEKEND.

&&

.NEAR TERM /THROUGH TONIGHT/...
SHOWERS AND TSTMS WIDESPREAD AHEAD OF LEFTOVERS FROM ERIN. STRONG
MID LEVEL WINDS MIXING DOWN WITH HEAVIER CELLS AND PRODUCING WIND
DAMAGE. SEVERE THUNDERSTORM WATCH 629 IN EFFECT FOR MOST OF THE
AREA UNTIL 9PM.

ONCE ACTIVITY DISSIPATES THIS EVENING...EXPECT WINDS TO TAME DOWN
WITH LOW STRATUS LIKELY TO FORM AGAIN ALONG AND EAST OF THE BLUE
RIDGE FOR THE LATE NIGHT.

&&

.SHORT TERM /WEDNESDAY THROUGH WEDNESDAY NIGHT/...
SHORT WAVE MOVING OVHD TUESDAY EVENING WILL ALLOW SHALLOW WEDGE
OF SLIGHTLY COOLER MOIST AIR TO BACKDOOR INTO THE AREA FOR
WEDNESDAY AND WEDNESDAY NIGHT. LOW STRATUS WILL LIKELY FORM AND
PERSIST...ESP NORTHERN AND EASTERN CWA. SOUTHERN AND WESTERN CWA
MAY ESCAPE THE WEDGE OF COOLER MOIST AIR...THUS MAINTAINED WARMER
TEMPS THERE. WITH FRONTAL BOUNDARY IN THE AREA...AFTERNOON HEATING
MAY IGNITE A FEW THUNDERSTORMS...MOST OF WHICH SHOULD DISSIPATE
AFTER SUNSET.

&&

.LONG TERM /THURSDAY THROUGH MONDAY/...
FRONTAL BOUNDARY WILL GRADUALLY DISSIPATE THURSDAY AS UPPER RIDGE
BUILDS BACK ACROSS THE AREA FOR FRIDAY AND SATURDAY. TEMP FCST A LITTLE
TRICKY THURSDAY AS REMNANTS OF BOUNDARY MAY ONCE AGAIN RESULT IN
SLIGHTLY COOLER TEMPS EAST. BY FRIDAY...FLOW ALOFT BECOMES
WESTERLY WITH RETURN OF HEAT FOR THE ENTIRE CWA.

THE SOUTHEASTERN U.S. RIDGE REMAINS DOMINANT THROUGH THE MIDDLE OF
NEXT WEEK. BEYOND THAT (240 HRS OUT) THE GFS HINTS AT UPPER RIDGE
AMPLIFYING OVER THE WRN CONUS WITH TROF SETTLING OVER THE EAST.
IF THIS VERIFIES...COLD FRONT WILL BRING CHANGE IN TEMPS TOWARD
THE END OF NEXT WEEK.

&&

.AVIATION /19Z TUESDAY THROUGH SUNDAY/...
SCT SHRA/TSRA LIKELY THROUGH SUNSET...THEN DIMINISHING. STRONG
WINDS LIKELY IN THE VCNTY OF THESE STORMS. SHALLOW BOUNDARY OF
COOL MOIST AIR WILL DEVELOP IN THE WAKE OF THIS EVENINGS
TSTMS...THIS MAY RESULT IN LAYER OF STRATUS ALONG AND EAST OF THE
BLUE RIDGE WHICH MAY PERSIST INTO THE DAY WEDNESDAY.

A LULL IN THE HEAT WILL OCCUR WEDNESDAY AND THURSDAY. LOW CIGS
MAY DEVELOP ALONG AND EAST OF THE BLUE RIDGE AGAIN WEDNESDAY
NIGHT. RETURN OF HEAT AND MOSTLY SUNNY CONDITIONS ARE ANTICIPATED
FRIDAY AFTERNOON AND THROUGH THE WEEKEND. THREAT FOR AFTN/EVE
SHRA/TSRA EXIST EACH DAY...MAINLY DURING THE AFTERNOON AND EVENING.

&&

.CLIMATE...
ROANOKE...BLUEFIELD...AND BLACKSBURG ALREADY AHEAD OF A PACE TO
BREAK MONTHLY AVERAGE AUGUST HEAT RECORDS LOOKING AT DATA THROUGH
AUGUST 20. ROANOKE OVER 2 DEGREES AHEAD OF THE PREVIOUS RECORD
PACE FOR THE FIRST 20 DAYS BACK IN THE DROUGHT YEAR OF 1988. THE
NEXT 7 DAYS WILL DO NOTHING BUT PAD THOSE NUMBERS. DANVILLE ON
PACE FOR 2ND HIGHEST...WHILE LYNCHBURG WITH A LONGER PERIOD OF
RECORD AND SOMEWHAT LESS EXTREME HEAT IS NOT IN THE TOP 10 YET.
RAINFALL NUMBERS ARE NOT MUCH BETTER AND SEVERAL STATIONS COULD
STILL SET ALL-TIME DRIEST AUGUST...BLACKSBURG HAS ONLY 0.12
INCHES THIS MONTH. WITH THE HEAT/DRY COMBINATION THE DROUGHT
CONDITIONS ARE LIKELY TO WORSEN ACROSS THE AREA.

&&

.RNK WATCHES/WARNINGS/ADVISORIES...
VA...NONE.
NC...NONE.
WV...NONE.

&&

SYNOPSIS...PM
NEAR TERM...JS/PM
SHORT TERM...PM
LONG TERM...PM
AVIATION...PM
CLIMATE...PC

Hazardous weather outlook, Aug 21, 2:26 PM EDT, 2 hours 44 minutes before

HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE BLACKSBURG VA
226 PM EDT TUE AUG 21 2007

NCZ001-002-018-VAZ013>020-022>024-032>035-045>047-059-221830-
ASHE-ALLEGHANY NC-WATAUGA-PULASKI-MONTGOMERY-GRAYSON-CARROLL-FLOYD-
CRAIG-ALLEGHANY VA-BATH-ROANOKE-BOTETOURT-ROCKBRIDGE-PATRICK-
FRANKLIN-BEDFORD-AMHERST-CAMPBELL-APPOMATTOX-BUCKINGHAM-CHARLOTTE-
226 PM EDT TUE AUG 21 2007

...SEVERE THUNDERSTORM WATCH 629 IN EFFECT UNTIL 9 PM EDT THIS
EVENING...

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

SCATTERED THUNDERSTORMS DEVELOPING THIS AFTERNOON COULD YIELD
DAMAGING WINDS IN A FEW AREAS. ISOLATED LARGE HAIL IS ALSO
POSSIBLE BUT THE MAIN THREAT WILL BE SEVERE STRAIGHT-LINE WINDS
THROUGH EARLY EVENING.

.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.

VAZ007-009>012-WVZ042>045-221830-
TAZEWELL-SMYTH-BLAND-GILES-WYTHE-MERCER-SUMMERS-MONROE-GREENBRIER-
226 PM EDT TUE AUG 21 2007

THIS HAZARDOUS WEATHER OUTLOOK IS FOR SOUTHWEST VIRGINIA AND
SOUTHEAST WEST VIRGINIA.

.DAY ONE...THIS AFTERNOON AND TONIGHT

SCATTERED THUNDERSTORMS DEVELOPING THIS AFTERNOON COULD YIELD
DAMAGING WINDS IN A FEW AREAS. ISOLATED LARGE HAIL IS ALSO
POSSIBLE BUT THE MAIN THREAT WILL BE SEVERE STRAIGHT-LINE WINDS
THROUGH EARLY EVENING.

.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.

NCZ003>006-019-020-VAZ043-044-058-221830-
SURRY-STOKES-ROCKINGHAM-CASWELL-WILKES-YADKIN-HENRY-PITTSYLVANIA-
HALIFAX-
226 PM EDT TUE AUG 21 2007

...SEVERE THUNDERSTORM WATCH 629 IN EFFECT UNTIL 9 PM EDT THIS
EVENING...

THIS HAZARDOUS WEATHER OUTLOOK IS FOR NORTH CENTRAL NORTH
CAROLINA...NORTHWEST NORTH CAROLINA AND SOUTH CENTRAL 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.

SCATTERED THUNDERSTORMS DEVELOPING THIS AFTERNOON COULD YIELD
DAMAGING WINDS IN A FEW AREAS. ISOLATED LARGE HAIL IS ALSO
POSSIBLE BUT THE MAIN THREAT WILL BE SEVERE STRAIGHT-LINE WINDS
THROUGH EARLY EVENING.

ALSO..THERE IS AN INCREASED FIRE DANGER ACROSS NORTH CAROLINA AND
SOUTHERN VIRGINIA THIS AFTERNOON AND EVENING. THE COMBINATION OF
HOT TEMPERATURES AND DRY CONDITIONS WILL RESULT IN AN ELEVATED
FIRE DANGER THROUGH EARLY THIS EVENING.

.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.

In the hours before

Local storm report, Aug 21, 4:32 PM EDT, 38 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE BLACKSBURG VA
432 PM EDT TUE AUG 21 2007

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

0345 PM     TSTM WND DMG     5 N STUART              36.71N 80.28W
08/21/2007                   PATRICK            VA   COUNTY OFFICIAL

            TREES DOWN ON HIGHWAY 8.

&&

JWHITE

Local storm report, Aug 21, 4:37 PM EDT, 33 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE BLACKSBURG VA
437 PM EDT TUE AUG 21 2007

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

0135 PM     TSTM WND DMG     ADWOLF                  36.79N 81.59W
08/21/2007                   SMYTH              VA   COUNTY OFFICIAL

            TREES DOWN

0205 PM     TSTM WND DMG     ATKINS                  36.87N 81.42W
08/21/2007                   SMYTH              VA   COUNTY OFFICIAL

            TREES DOWN

&&

JWHITE

Local storm report, Aug 21, 4:44 PM EDT, 26 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE BLACKSBURG VA
444 PM EDT TUE AUG 21 2007

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

0340 PM     TSTM WND DMG     ELON                    37.52N 79.20W
08/21/2007                   AMHERST            VA   DEPT OF HIGHWAYS

            TREES DOWN. ALSO...TREES DOWN IN MONROE AT 345 PM.

&&

PC

Local storm report, Aug 21, 4:46 PM EDT, 24 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE BLACKSBURG VA
446 PM EDT TUE AUG 21 2007

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

0415 PM     TSTM WND DMG     DANBURY                 36.41N 80.21W
08/21/2007                   STOKES             NC   COUNTY OFFICIAL

            TREES DOWN ON HIGHWAY 89.

&&

HYSELL

Local storm report, Aug 21, 4:47 PM EDT, 23 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE BLACKSBURG VA
447 PM EDT TUE AUG 21 2007

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

0415 PM     TSTM WND DMG     LAWSONVILLE             36.48N 80.25W
08/21/2007                   STOKES             NC   COUNTY OFFICIAL

            TREES DOWN ON ROUTE 8.

&&

HYSELL

Local storm report, Aug 21, 4:56 PM EDT, 14 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE BLACKSBURG VA
456 PM EDT TUE AUG 21 2007

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

0210 PM     TSTM WND GST     LAUREL SPGS             36.42N 81.27W
08/21/2007  M58 MPH          ASHE               NC   MESONET

&&

HYSELL

The office that day

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

Issued	Product	Office	Counties	Lasted
Aug 21, 1:34 PM EDT	Severe Thunderstorm Warning	RNK	Giles, Montgomery, Pulaski	56 min
Aug 21, 1:59 PM EDT	Severe Thunderstorm Warning	RNK	Smyth, Wythe	61 min
Aug 21, 2:22 PM EDT	Severe Thunderstorm Warning	RNK	Amherst	23 min
Aug 21, 2:27 PM EDT	Severe Thunderstorm Warning	RNK	Carroll	63 min
Aug 21, 2:29 PM EDT	Severe Thunderstorm Warning	RNK	Floyd, Pulaski	61 min
Aug 21, 2:51 PM EDT	Severe Thunderstorm Warning	RNK	Franklin	54 min
Aug 21, 3:11 PM EDT	Severe Thunderstorm Warning	RNK	Bedford	54 min
Aug 21, 3:19 PM EDT	Severe Thunderstorm Warning	RNK	Patrick	56 min
Aug 21, 3:26 PM EDT	Severe Thunderstorm Warning	RNK	Campbell, City of Lynchburg	49 min
Aug 21, 3:36 PM EDT	Severe Thunderstorm Warning	RNK	Amherst	54 min
Aug 21, 3:48 PM EDT	Severe Thunderstorm Warning	RNK	Appomattox	57 min
Aug 21, 4:03 PM EDT	Severe Thunderstorm Warning	RNK	Buckingham	72 min
Aug 21, 4:15 PM EDT	Severe Thunderstorm Warning	RNK	Campbell, Charlotte	60 min

Nearby

Severe Thunderstorm Warnings in Virginia, 2007 Every severe thunderstorm warning in 2007

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.