Alert archive / Georgia / Severe Thunderstorm Warnings in 2005
Severe Thunderstorm Warning 7, NWS Columbia, SC
NWS Columbia, SC issued this severe thunderstorm warning at Feb 21, 2005, 9:12 PM EST for Columbia County, Georgia. It was in force for 33 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, 2005, 9:12 PM EST (02:12 UTC)
- Expired
- Feb 21, 2005, 9:45 PM EST
- In force
- 33 min
- Issued by
- NWS Columbia, SC
- Area
- Counties, with a storm outline in the text
County Columbia County, GA
The radar
The Columbia radar (KCAE), 114 km from the middle of the area, began a volume at 02:15 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.
Did it verify
Not verified. The Iowa Environmental Mesonet's Cow found no qualifying storm report inside this severe thunderstorm warning while it was in force. That is not proof nothing happened: reports are thin where few people live.
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 |
|---|---|---|---|
| Feb 21, 7:05 PM EST | Severe Thunderstorm Watch | SPC | 7 hr |
The nearest sounding before it
Peachtre/Fal Fld, GA (KFFC), launched 00:00Z, 2.2 hours before the alert went out and 208 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
- 904 J/kg
- Mixed-layer CIN
- -5 J/kg
- Mixed-layer LCL
- 1003 m above ground
- 0-6 km bulk shear
- 51 kt
- 0-1 km storm-relative helicity
- 165 m²/s²
- 0-3 km storm-relative helicity
- 233 m²/s²
- Significant tornado parameter
- 0.9
- Supercell composite
- 9.9
The text
As transmitted, in the capitals the NWS used until 2016.
000 WUUS52 KCAE 220213 SVRCAE GAC073-220245- /O.NEW.KCAE.SV.W.0007.050222T0212Z-050222T0245Z/ BULLETIN - EAS ACTIVATION REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE COLUMBIA SC 912 PM EST MON FEB 21 2005 THE NATIONAL WEATHER SERVICE IN COLUMBIA HAS ISSUED A * SEVERE THUNDERSTORM WARNING FOR... COLUMBIA COUNTY IN EAST CENTRAL GEORGIA THIS INCLUDES THE CITIES OF...MARTINEZ...EVANS * UNTIL 945 PM EST * AT 905 PM EST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM CAPABLE OF PRODUCING NICKEL SIZE HAIL. THIS STORM WAS LOCATED 14 MILES NORTHWEST OF HARLEM...OR ABOUT 6 MILES NORTH OF THOMSON...AND MOVING SOUTHEAST AT 35 MPH. * THE SEVERE THUNDERSTORM WILL BE NEAR... 7 MILES NORTH OF HARLEM BY 920 PM EST EVANS BY 930 PM EST MARTINEZ BY 935 PM EST THIS STORM HAS A HISTORY OF PRODUCING LARGE HAIL. SEEK SHELTER NOW INSIDE A STURDY STRUCTURE AND STAY AWAY FROM WINDOWS LAT...LON 3367 8241 3340 8234 3353 8205 3360 8213 $$ TTH
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 Columbia, SC wrote its last area forecast discussion before this severe thunderstorm warning went out at Feb 21, 2:35 PM EST, 6 hours 37 minutes earlier.
Area forecast discussion, Feb 21, 2:35 PM EST, 6 hours 37 minutes before
AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE COLUMBIA SC 235 PM EST MON FEB 21 2005 .SHORT TERM (TONIGHT THROUGH WEDNESDAY)... ELEVATED CONVECTION MOVING INTO THE AREA THIS AFTERNOON. BEST CHANCE FOR CONVECTION STILL LOOKS LIKE BEFORE 7 PM. CURRENTLY SEEING A GOOD BIT OF LIGHTNING WITH LINE OF STORMS CROSSING INTO OUR CWA. WILL LEAVE CHANCE POPS FOR THE OVERNIGHT. WAVE DEVELOPING ON FRONT, SO WILL CROSS THE AREA SLOWLY TUESDAY INTO TUESDAY NIGHT. MILD TEMPS TONIGHT AND TUESDAY MODERATING TO NEAR NORMAL BY WEDNESDAY. SURFACE FRONT PUSHES SOUTH OF THE AREA BY WEDNESDAY. PLAN TO KEEP A CHANCE OF SHOWERS INTO TUESDAY MORNING. DRY WEDNESDAY AS HIGH PRESSURE BUILDS IN FROM THE NORTH. UPPER FLOW REMAIN ZONAL THROUGH WEDNESDAY WITH SIGNIFICANT SHORT WAVES REMAINING TO THE NORTH AND SOUTH OF THE AREA. && .LONG TERM (WEDNESDAY NIGHT THROUGH MONDAY)... ZONAL UPPER FLOW BECOMES MORE AMPLIFIED BY THE WEEKS END AS A RIDGE BUILDS ACROSS THE ROCKIES AND A TROUGH CROSSES THE GREAT LAKES TO THE NORTHEAST. TIMING DIFFERENCES BETWEEN GFS AND NAM IN BRINGING SOUTHERN SYSTEM INTO THE AREA. GFS FASTER WITH PRECIP MOVING IN WEDNESDAY NIGHT WHILE NAM SPREADS RAIN BACK INTO THE AREA DURING THE DAY THURSDAY. WILL KEEP POPS FOR THURSDAY INTO THURSDAY NIGHT THEN DRY FRIDAY AND SATURDAY. TEMPS SLIGHTLY BELOW NORMAL. MAY SEE A WEDGE SCENARIO DEVELOPING SUNDAY AND MONDAY WITH OVERRUNNING RAIN RETURNING. WILL INTRODUCE LOW CHANCE POPS FOR SUNDAY THROUGH MONDAY. && .AVIATION... LOW LEVEL BOUNDARY RECENTLY SLIPPED SOUTH THROUGH CAE...RESULTING IN LOWER VISIBILITIES AND CEILINGS. WILL CONCENTRATE ON SHORT TERM THREAT INVOLVING TWO AREAS OF CONVECTION TO OUR NORTHWEST...MOVING TO THE EAST SOUTHEAST. FIRST BAND OF THUNDERSTORMS STRETCHING ACROSS NORTHERN GA...AND INTO UPSTATE SC ALONG A SURFACE BOUNDARY. OTHER BAND OF THUNDERSTORMS STARTED IN OK/AR EARLY THIS MORNING...TRAVELLED ACROSS TN THIS MORNING...AND IS NOW ACROSS WESTERN NC INTO NORTHERN GA. WILL USE RADAR LOOP EXTRAPOLATION TO PROVIDE A TIMING OF TSRA INTO CAE AND AGS VCNTY LATER THIS AFTERNOON INTO THIS EVENING...USING A 20 TO 24Z TEMPO GROUP. SEVERE THUNDERSTORM WATCH IN EFFECT UNTIL 700 PM...THAT INCLUDES CAE AND AGS. && .CAE WATCHES/WARNINGS/ADVISORIES... SC...NONE. GA...NONE. && PUBLIC: LM AVIATION: DM
Hazardous weather outlook, Feb 21, 4:57 AM EST, 16 hours 15 minutes before
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE COLUMBIA SC 457 AM EST MON FEB 21 2005 GAZ040-063>065-077-SCZ015-016-018-020>022-025>031-035>038-041-221000- AIKEN SC-BAMBERG SC-BARNWELL SC-BURKE GA-CALHOUN SC-CHESTERFIELD SC- CLARENDON SC-COLUMBIA GA-EDGEFIELD SC-FAIRFIELD SC-KERSHAW SC- LANCASTER SC-LEE SC-LEXINGTON SC-LINCOLN GA-MCCORMICK SC-MCDUFFIE GA- NEWBERRY SC-ORANGEBURG SC-RICHLAND SC-RICHMOND GA-SALUDA SC- SUMTER SC- 457 AM EST MON FEB 21 2005 THIS HAZARDOUS WEATHER OUTLOOK IS FOR THE MIDLANDS OF SOUTH CAROLINA AND THE CENTRAL SAVANNAH RIVER AREA OF GEORGIA. .DAY ONE... NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME. .DAYS TWO THROUGH SEVEN... NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION IS NOT ANTICIPATED.
In the hours before
Local storm report, Feb 21, 5:26 PM EST, 3 hours 46 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE COLUMBIA SC
526 PM EST MON FEB 21 2005
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
0430 PM HAIL FORT GORDON 33.42N 82.14W
02/21/2005 1.75 INCH RICHMOND GA OTHER FEDERAL
GOLF BALL SIZED HAIL AND A LIGHT POLE WAS SHATTERED.
REPORTED BY FORT GORDON BASE OPERATIONS.
0436 PM HAIL 3 SW AUGUSTA 33.43N 82.03W
02/21/2005 0.88 INCH RICHMOND GA AMATEUR RADIO
NICKEL SIZED HAIL AT PEACH ORCHARD ROAD AND BOBBY JONES
EXPRESSWAY REPORTED BY SPOTTER VIA HAM RADIO.
0458 PM HAIL JACKSON 33.33N 81.79W
02/21/2005 1.75 INCH AIKEN SC AMATEUR RADIO
GOLF BALL SIZED HAIL REPORTED NEAR JACKSON BY SPOTTER VIA
HAM RADIO.
&&Local storm report, Feb 21, 5:41 PM EST, 3 hours 31 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE COLUMBIA SC
541 PM EST MON FEB 21 2005
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
0515 PM HAIL 13 WNW BARNWELL 33.31N 81.57W
02/21/2005 1.75 INCH BARNWELL SC OTHER FEDERAL
GOLF BALL SIZED HAIL REPORTED IN THE SAVANNAH RIVER SITE
PROPERTY BY SRS PERSONNEL.
&&Special weather statement, Feb 21, 5:56 PM EST, 3 hours 16 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE COLUMBIA SC 556 PM EST MON FEB 21 2005 SCZ041-212330- BAMBERG- 556 PM EST MON FEB 21 2005 ...STRONG THUNDERSTORMS WILL IMPACT BAMBERG COUNTY THROUGH 630 PM EST... AT 556 PM EST NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A STRONG THUNDERSTORM CENTERED 1 MILE NORTHWEST OF OLAR MOVING EAST AT 35 MPH. THIS STRONG THUNDERSTORM WILL AFFECT AREAS IN AND AROUND OLAR...GOVAN AND EHRHARDT THROUGH 630 PM EST. HAIL UP TO ONE HALF INCH IN DIAMETER...EXCESSIVE CLOUD-TO-GROUND LIGHTNING AND GUSTY WINDS OF 45 TO 55 MPH CAN BE EXPECTED.
Special weather statement, Feb 21, 6:01 PM EST, 3 hours 11 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE COLUMBIA SC 601 PM EST MON FEB 21 2005 SCZ036-212330- ORANGEBURG- 601 PM EST MON FEB 21 2005 ...STRONG THUNDERSTORMS WILL IMPACT ORANGEBURG COUNTY THROUGH 630 PM EST... AT 601 PM EST NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A CLUSTER OF STRONG THUNDERSTORMS CENTERED 3 MILES EAST OF ROWESVILLE...OR ABOUT 9 MILES SOUTHEAST OF ORANGEBURG...MOVING EAST AT 35 MPH. THIS CLUSTER OF STRONG THUNDERSTORMS WILL AFFECT AREAS IN AND AROUND ROWESVILLE...BRANCHVILLE...BOWMAN...ELLOREE...SANTEE... VANCE...HOLLY HILL AND EUTAWVILLE THROUGH 630 PM EST. MOVE INSIDE IF STORMS APPROACH YOUR LOCATION.
Special weather statement, Feb 21, 7:27 PM EST, 1 hour 45 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE COLUMBIA SC 727 PM EST MON FEB 21 2005 STAY TUNED TO NOAA WEATHER RADIO AND OTHER LOCAL MEDIA FOR FURTHER DETAILS OR UPDATES. GAZ040-063>065-077-SCZ035-041-220145- BAMBERG SC-BARNWELL SC-BURKE GA-COLUMBIA GA-LINCOLN GA-MCDUFFIE GA- RICHMOND GA- INCLUDING THE CITIES OF...AUGUSTA...BAMBERG...BARNWELL...DENMARK... EVANS...FORT GORDON...GROVETOWN...MARTINEZ...THOMSON AND WAYNESBORO 727 PM EST MON FEB 21 2005 A SEVERE THUNDERSTORM WATCH IS IN EFFECT UNTIL 200 AM. A CLUSTER OF STRONG THUNDERSTORMS WILL MOVE SOUTHEAST AND APPROACH NORTHERN PORTIONS OF THE CENTRAL SAVANNAH RIVER AREA BY 900 PM. THIS WILL INCLUDE THE VICINITIES OF LINCOLNTON...THOMPSON...AND APPLING. THESE STORMS WILL BE CAPABLE OF PRODUCING STRONG DAMAGING WINDS...LARGE HAIL...AND FREQUENT LIGHTNING. HEAVY DOWNPOURS MAY ALSO LEAD TO LOCALIZED FLOODING OF SMALL CREEKS AND ROADWAYS. RESIDENTS SHOULD BE ALERT TO THE SEVERE WEATHER POTENTIAL AND LISTEN FOR ANY LATER STATEMENTS OR WARNINGS. THROUGH 900 PM...OTHER SCATTERED THUNDERSTORMS WILL MOVE EAST ACROSS SOUTHERN PORTIONS OF THE CENTRAL SAVANNAH RIVER AREA AND SOUTHERN MIDLANDS. THIS WILL INCLUDE THE VICINITIES OF METRO AUGUSTA...WAYNESBORO...SAVANNAH RIVER SITE...BARNWELL AND BAMBERG. SCZ018-020-021-025>028-030-220145- AIKEN SC-EDGEFIELD SC-FAIRFIELD SC-LEXINGTON SC-MCCORMICK SC- NEWBERRY SC-RICHLAND SC-SALUDA SC- INCLUDING THE CITIES OF...AIKEN...BATESBURG...BELVEDERE...CAYCE... CLEARWATER...COLUMBIA...DENTSVILLE...FOREST ACRES...IRMO... LEXINGTON...NEWBERRY...NORTH AUGUSTA...OAK GROVE...RED BANK... SPRINGDALE...ST. ANDREWS...WEST COLUMBIA...WINNSBORO AND WOODFIELDS 727 PM EST MON FEB 21 2005 THROUGH 900 PM...A BAND OF SHOWERS AND THUNDERSTORMS WILL MOVE SOUTHEAST ACROSS THE VICINITIES OF NEWBERRY...LAKE MURRAY...SALUDA...EDGEFIELD...AND MCCORMICK. THIS ACTIVITY WILL CONTINUE TO MOVE SOUTHEAST TO NEAR COLUMBIA...LEXINGTON...AND AIKEN. THESE STORMS WILL BE CAPABLE OF PRODUCING STRONG GUSTY WINDS...SMALL HAIL...AND FREQUENT LIGHTNING. HEAVY DOWNPOURS MAY ALSO LEAD TO LOCALIZED FLOODING OF SMALL CREEKS AND ROADWAYS. MOTORISTS SHOULD EXERCISE CAUTION. RESIDENTS SHOULD BE ALERT TO THE SEVERE WEATHER POTENTIAL AND LISTEN FOR ANY LATER STATEMENTS OR WARNINGS.
Local storm report, Feb 21, 8:28 PM EST, 44 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE COLUMBIA SC
828 PM EST MON FEB 21 2005
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
0826 PM TSTM WND DMG 8 N MIDVILLE 32.94N 82.24W
02/21/2005 BURKE GA FIRE DEPT/RESCUE
2 TREES DOWN REPORTED BY FIRE STATION NUMBER 8 AT ROSIER
ROAD AND HWY 56
&&
BARLOWThe office that day
Everything else NWS Columbia, SC issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Feb 21, 8:07 PM EST | Severe Thunderstorm Warning | CAE | Burke | 23 min |
| Feb 21, 8:55 PM EST | Severe Thunderstorm Warning | CAE | McDuffie | 35 min |
| Feb 21, 9:39 PM EST | Severe Thunderstorm Warning | CAE | Richmond | 36 min |
| Feb 21, 10:32 PM EST | Severe Thunderstorm Warning | CAE | Burke | 43 min |
| Feb 22, 1:42 AM EST | Severe Thunderstorm Warning | CAE | Burke | 33 min |
Nearby
Severe Thunderstorm Warnings in Georgia, 2005Every severe thunderstorm warning 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.