Alert archive / North Carolina / Tornado Warnings in 2005

Tornado Warning 10, NWS Blacksburg, VA

July 7, 2005Caswell County, North Carolina

NWS Blacksburg, VA issued this tornado warning at Jul 7, 2005, 5:10 PM EDT for Caswell County, North Carolina. It was in force for 28 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
Jul 7, 2005, 5:10 PM EDT (21:10 UTC)
Expired
Jul 7, 2005, 5:38 PM EDT
In force
28 min
Issued by
NWS Blacksburg, VA
Area
Counties, with a storm outline in the text

County Caswell County, NC

The radar

The Roanoke radar (KFCX), 99 km from the middle of the area, began a volume at 21:10 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 watch it was issued in

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

IssuedProductOfficeLasted
Jul 7, 3:45 PM EDTTornado WatchSPC6 hr

The nearest sounding before it

Greensboro/Hi Pt, NC (KGSO), launched 12:00Z, 9.2 hours before the alert went out and 64 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-pSkew-T log-p diagram, Greensboro/Hi Pt, NC at 12:00Z on 2005-07-07Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 309 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Greensboro/Hi Pt, NC at 12:00Z on 2005-07-07The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 74 square meters per square second.193958Sfc1 km3 km6 km9 kmRMLM
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
309 J/kg
Mixed-layer CIN
-68 J/kg
Mixed-layer LCL
1315 m above ground
0-6 km bulk shear
47 kt
0-1 km storm-relative helicity
74 m²/s²
0-3 km storm-relative helicity
170 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.1

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

000 
WFUS51 KRNK 072110
TORRNK
NCC033-072200-
/O.NEW.KRNK.TO.W.0010.050707T2110Z-050707T2200Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE BLACKSBURG VA
510 PM EDT THU JUL 7 2005

THE NATIONAL WEATHER SERVICE IN BLACKSBURG HAS ISSUED A

* TORNADO WARNING FOR...
  NORTHERN CASWELL COUNTY IN NORTH CENTRAL NORTH CAROLINA

* UNTIL 600 PM EDT

* AT 508 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO 4 MILES WEST OF
  PELHAM...OR ABOUT 2 MILES EAST OF MAYFIELD...MOVING NORTHEAST AT 45
  MPH.

* LOCATIONS IMPACTED INCLUDE...

  PELHAM...
  PROVIDENCE...
  BLANCH...

PLEASE RELAY SEVERE WEATHER REPORTS TO THE NATIONAL WEATHER SERVICE
BY CALLING TOLL FREE...1...8 6 6...2 1 5...4 3 2 4.

LAT...LON 3653 7950 3634 7951 3648 7917 3654 7924

$$

PEM
1 follow-up statement
000 
WWUS51 KRNK 072138
SVSRNK

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE BLACKSBURG VA
538 PM EDT THU JUL 7 2005

NCC033-072148-
/O.CAN.KRNK.TO.W.0010.000000T0000Z-050707T2200Z/
CASWELL NC-
538 PM EDT THU JUL 7 2005

...THE TORNADO WARNING FOR CASWELL COUNTY IS CANCELLED...

THE SEVERE STORM HAS MOVED NORTHEAST INTO PITTSYLVANIA COUNTY.

A TORNADO WATCH REMAINS IN EFFECT UNTIL 1000 PM EDT THURSDAY EVENING
FOR NORTHWESTERN NORTH CAROLINA AND SOUTHWESTERN VIRGINIA.

LAT...LON 3653 7950 3634 7951 3648 7917 3654 7924

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 7, 11:06 AM EDTSevere Thunderstorm WarningRNKWilkes24 min
Jul 7, 11:29 AM EDTSevere Thunderstorm WarningRNKWilkes31 min
Jul 7, 2:07 PM EDTSevere Thunderstorm WarningRNKWilkes38 min
Jul 7, 3:04 PM EDTTornado WarningRNKStokes56 min
Jul 7, 3:55 PM EDTTornado WarningRNKRockingham35 min
Jul 7, 4:02 PM EDTTornado WarningRNKStokes31 min
Jul 7, 4:29 PM EDTTornado WarningRNKRockingham48 min

Nearby

Tornado Warnings in North Carolina, 2005Every tornado warning in 2005Tornadoes in 2005

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.