Alert archive / South Carolina / Tornado Warnings in 2007
Tornado Warning 3, NWS Charleston, SC
NWS Charleston, SC issued this tornado warning at Feb 21, 2007, 4:40 PM EST for Colleton County, Dorchester County, South Carolina. It was in force for 35 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
- Feb 21, 2007, 4:40 PM EST (21:40 UTC)
- Expired
- Feb 21, 2007, 5:15 PM EST
- In force
- 35 min
- Issued by
- NWS Charleston, SC
- Area
- Counties, with a storm outline in the text
Counties Colleton County, SC, Dorchester County, SC
The radar
The Charleston,SC radar (KCLX), 64 km from the middle of the area, began a volume at 21:42 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
Charleston AFB, SC (KCHS), launched 12:00Z, 9.7 hours before the alert went out and 54 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.
- Mixed-layer CAPE
- 24 J/kg
- Mixed-layer CIN
- -152 J/kg
- Mixed-layer LCL
- 963 m above ground
- 0-6 km bulk shear
- 66 kt
- 0-1 km storm-relative helicity
- 192 m²/s²
- 0-3 km storm-relative helicity
- 127 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
000 WFUS52 KCHS 212140 TORCHS SCC029-035-212215- /O.NEW.KCHS.TO.W.0003.070221T2140Z-070221T2215Z/ BULLETIN - EAS ACTIVATION REQUESTED TORNADO WARNING NATIONAL WEATHER SERVICE CHARLESTON SC 440 PM EST WED FEB 21 2007 THE NATIONAL WEATHER SERVICE IN CHARLESTON HAS ISSUED A * TORNADO WARNING FOR... DORCHESTER COUNTY IN SOUTHEAST SOUTH CAROLINA... COLLETON COUNTY IN SOUTHEAST SOUTH CAROLINA... * UNTIL 515 PM EST * AT 437 PM EST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO NEAR CANADYS... OR ABOUT 10 MILES NORTH OF WALTERBORO...MOVING EAST AT 50 MPH. * SOME LOCATIONS IN OR NEAR THE PATH OF THE STORM INCLUDE... CANADYS... A TORNADO MAY FORM AT ANY TIME. TAKE COVER NOW. ABANDON MOBILE HOMES AND VEHICLES. MOVE TO AN INTERIOR ROOM OR HALLWAY ON THE LOWEST FLOOR. STAY AWAY FROM WINDOWS. TO REPORT SEVERE WEATHER ONLY...PLEASE CONTACT THE NATIONAL WEATHER SERVICE IN CHARLESTON TOLL FREE AT 1-888-383-2024. LAT...LON 3307 8068 3301 8068 3298 8035 3312 8035 $$
4 follow-up statements
000 WWUS52 KCHS 212148 SVSCHS SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE CHARLESTON SC 448 PM EST WED FEB 21 2007 SCC029-035-212215- /O.CON.KCHS.TO.W.0003.000000T0000Z-070221T2215Z/ DORCHESTER SC-COLLETON SC- 448 PM EST WED FEB 21 2007 ...A TORNADO WARNING REMAINS IN EFFECT UNTIL 515 PM EST FOR DORCHESTER AND COLLETON COUNTIES... AT 448 PM EST...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO INDICATE A TORNADO. THIS TORNADO WAS LOCATED 9 MILES WEST OF NORMAN LANDING...OR ABOUT 11 MILES NORTHEAST OF WALTERBORO...MOVING EAST AT 50 MPH. SOME LOCATIONS IN OR NEAR THE PATH OF THIS STORM INCLUDE.... CANADYS...AUGUSTA HIGHWAY EAST OF CANADYS...NORMAN LANDING... HEAVY RAINFALL MAY OBSCURE THIS TORNADO. TAKE COVER NOW IF YOU WAIT TO SEE OR HEAR IT COMING...IT MAY BE TOO LATE TO GET TO A SAFE PLACE. IF IN MOBILE HOMES OR VEHICLES...EVACUATE THEM AND GET INSIDE A SUBSTANTIAL SHELTER. IF NO SHELTER IS AVAILABLE...LIE FLAT IN THE NEAREST DITCH OR OTHER LOW SPOT AND COVER YOUR HEAD WITH YOUR HANDS. TO REPORT SEVERE WEATHER ONLY...PLEASE CONTACT THE NATIONAL WEATHER SERVICE IN CHARLESTON TOLL FREE AT 1-888-383-2024 OR EMAIL YOUR REPORTS TO CHS.SKYWARN@NOAA.GOV. LAT...LON 3307 8059 3300 8060 3296 8035 3309 8034 $$
000 WWUS52 KCHS 212157 SVSCHS SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE CHARLESTON SC 456 PM EST WED FEB 21 2007 SCC029-035-212215- /O.CON.KCHS.TO.W.0003.000000T0000Z-070221T2215Z/ DORCHESTER SC-COLLETON SC- 456 PM EST WED FEB 21 2007 ...A TORNADO WARNING REMAINS IN EFFECT UNTIL 515 PM EST FOR DORCHESTER AND COLLETON COUNTIES... AT 456 PM EST...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO INDICATE A TORNADO. THIS TORNADO WAS LOCATED 7 MILES WEST OF NORMAN LANDING...OR ABOUT 11 MILES NORTHEAST OF WALTERBORO...MOVING EAST AT 50 MPH. SOME LOCATIONS IN OR NEAR THE PATH OF THIS STORM INCLUDE.... NORMAN LANDING...AUGUSTA HIGHWAY BETWEEN CANADYS AND GIVHANS... HEAVY RAINFALL MAY OBSCURE THIS TORNADO. TAKE COVER NOW IF YOU WAIT TO SEE OR HEAR IT COMING...IT MAY BE TOO LATE TO GET TO A SAFE PLACE. TO REPORT SEVERE WEATHER ONLY...PLEASE CONTACT THE NATIONAL WEATHER SERVICE IN CHARLESTON TOLL FREE AT 1-888-383-2024 OR EMAIL YOUR REPORTS TO CHS.SKYWARN@NOAA.GOV. LAT...LON 3305 8056 3299 8056 3296 8035 3308 8034 $$
000 WWUS52 KCHS 212207 SVSCHS SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE CHARLESTON SC 506 PM EST WED FEB 21 2007 SCC029-035-212215- /O.CON.KCHS.TO.W.0003.000000T0000Z-070221T2215Z/ DORCHESTER SC-COLLETON SC- 506 PM EST WED FEB 21 2007 ...A TORNADO WARNING REMAINS IN EFFECT UNTIL 515 PM EST FOR DORCHESTER AND COLLETON COUNTIES... AT 506 PM EST...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO INDICATE A TORNADO. THIS TORNADO WAS LOCATED ABOUT 2 MILES WEST OF NORMAN LANDING...OR ABOUT 13 MILES NORTHEAST OF WALTERBORO...MOVING EAST AT 50 MPH. SOME LOCATIONS IN OR NEAR THE PATH OF THIS STORM INCLUDE...GIVHANS... NORMAN LANDING...AUGUSTA BETWEEN CANADYS AND GIVHANS... WHEN A TORNADO WARNING IS ISSUED BASED ON DOPPLER RADAR...IT MEANS THAT STRONG ROTATION HAS BEEN DETECTED IN THE STORM. A TORNADO MAY ALREADY BE ON THE GROUND...OR IS EXPECTED TO DEVELOP SHORTLY. IF YOU ARE IN THE PATH OF THIS DANGEROUS STORM...MOVE INDOORS AND TO THE LOWEST LEVEL OF THE BUILDING. STAY AWAY FROM WINDOWS. IF DRIVING...DO NOT SEEK SHELTER UNDER A HIGHWAY OVERPASS. TO REPORT SEVERE WEATHER ONLY...PLEASE CONTACT THE NATIONAL WEATHER SERVICE IN CHARLESTON TOLL FREE AT 1-888-383-2024 OR EMAIL YOUR REPORTS TO CHS.SKYWARN@NOAA.GOV. LAT...LON 3302 8047 3298 8048 3294 8029 3304 8028 $$
000 WWUS52 KCHS 212213 SVSCHS SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE CHARLESTON SC 513 PM EST WED FEB 21 2007 SCC029-035-212223- /O.EXP.KCHS.TO.W.0003.000000T0000Z-070221T2215Z/ DORCHESTER SC-COLLETON SC- 513 PM EST WED FEB 21 2007 ...THE TORNADO WARNING FOR DORCHESTER AND COLLETON COUNTIES WILL EXPIRE AT 515 PM EST... AT 513 PM EST...RADAR INDICATED THAT TORNADIC THUNDERSTORM THAT PROMPTED THE WARNING WEAKENED...AND WAS NO LONGER CAPABLE OF PRODUCING TORNADOES OR OTHER SEVERE WEATHER. THE TORNADO WARNING WILL THEREFORE BEEN ALLOWED TO EXPIRE AT 515 PM EST. TO REPORT SEVERE WEATHER ONLY...PLEASE CONTACT THE NATIONAL WEATHER SERVICE IN CHARLESTON TOLL FREE AT 1-888-383-2024 OR EMAIL YOUR REPORTS TO CHS.SKYWARN@NOAA.GOV. LAT...LON 3302 8047 3298 8048 3294 8029 3304 8028 $$
Nearby
Tornado Warnings in South Carolina, 2007Every tornado warning in 2007Tornadoes 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.