Alert archive / South Carolina / Flash Flood Warnings in 2008
Flash Flood Warning 10, NWS Charleston, SC
NWS Charleston, SC issued this flash flood warning at Jul 29, 2008, 4:41 PM EDT for Charleston County, Dorchester County, South Carolina. It was in force for 93 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 29, 2008, 4:41 PM EDT (20:41 UTC)
- Expired
- Jul 29, 2008, 6:14 PM EDT
- In force
- 93 min
- Issued by
- NWS Charleston, SC
- Area
- Storm-based polygon
- Flood severity
- None
Counties Charleston County, SC, Dorchester County, SC
The radar
The Charleston,SC radar (KCLX), 86 km from the middle of the area, began a volume at 20:43 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, 8.7 hours before the alert went out and 16 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
- 1751 J/kg
- Mixed-layer CIN
- -16 J/kg
- Mixed-layer LCL
- 684 m above ground
- 0-6 km bulk shear
- 9 kt
- 0-1 km storm-relative helicity
- 5 m²/s²
- 0-3 km storm-relative helicity
- -18 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
What forecasters said that day
The local office's own words before this flash flood warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
NWS Charleston, SC wrote its last area forecast discussion before this flash flood warning went out at Jul 29, 4:24 PM EDT, 17 minutes earlier.
Area forecast discussion, Jul 29, 4:24 PM EDT, 17 minutes before
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</html>Hazardous weather outlook, Jul 29, 4:39 PM EDT, 2 minutes before
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</html>In the hours before
Special weather statement, Jul 29, 3:11 PM EDT, 1 hour 30 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE CHARLESTON SC 311 PM EDT TUE JUL 29 2008 GAZ139-141-292000- COASTAL LIBERTY-COASTAL MCINTOSH- 311 PM EDT TUE JUL 29 2008 ...STRONG THUNDERSTORMS WILL IMPACT EXTREME SOUTHEASTERN LIBERTY AND EAST CENTRAL MCINTOSH COUNTIES THROUGH 400 PM EDT... AT 311 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A STRONG THUNDERSTORM CAPABLE OF PRODUCING PEA SIZE HAIL...AND STRONG WINDS OF 40 TO 50 MPH. THIS STORM WAS LOCATED NEAR SAPELO ISLAND... OR ABOUT 16 MILES NORTHEAST OF DARIEN...MOVING EAST AT 4 MPH. AREAS IN AND AROUND SAPELO ISLAND AND SHELLMAN BLUFF WILL BE IMPACTED THROUGH 400 PM EDT. FREQUENT LIGHTNING IS OCCURRING WITH THIS THUNDERSTORM. IF OUTDOORS...STAY AWAY FROM ISOLATED HIGH OBJECTS. IF INDOORS...STAY AWAY FROM WINDOWS AND DOORS. AVOID USING TELEPHONES UNLESS IT IS AN EMERGENCY. PLEASE CONTACT THE NATIONAL WEATHER SERVICE IN CHARLESTON TOLL FREE AT 1-888-383-2024 IF YOU OBSERVE SEVERE WEATHER SUCH AS HAIL...DOWNED TREES...LIMBS AND POWER LINES.
Special weather statement, Jul 29, 3:22 PM EDT, 1 hour 19 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE CHARLESTON SC 322 PM EDT TUE JUL 29 2008 SCZ048-051-292000- BEAUFORT-COASTAL JASPER- 322 PM EDT TUE JUL 29 2008 ...STRONG THUNDERSTORMS WILL IMPACT EXTREME EAST CENTRAL JASPER AND BEAUFORT COUNTIES THROUGH 400 PM EDT... AT 322 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A STRONG THUNDERSTORM CAPABLE OF PRODUCING STRONG WINDS OF 45 TO 55 MPH. THIS STORM WAS LOCATED NEAR BLUFFTON...OR ABOUT OVER HILTON HEAD ISLAND...MOVING NORTHEAST AT 20 MPH. AREAS IN AND AROUND BLUFFTON...FOLLY FIELD...FOREST BEACH...HILTON HEAD ISLAND...PARRIS ISLAND...PORT ROYAL...BEAUFORT...HILTON HEAD AIRPORT AND MARINE CORPS AIR STATION WILL BE IMPACTED THROUGH 400 PM EDT. FREQUENT LIGHTNING IS OCCURRING WITH THIS THUNDERSTORM. IF OUTDOORS...STAY AWAY FROM ISOLATED HIGH OBJECTS. IF INDOORS...STAY AWAY FROM WINDOWS AND DOORS. AVOID USING TELEPHONES UNLESS IT IS AN EMERGENCY. PLEASE CONTACT THE NATIONAL WEATHER SERVICE IN CHARLESTON TOLL FREE AT 1-888-383-2024 IF YOU OBSERVE SEVERE WEATHER SUCH AS HAIL...DOWNED TREES...LIMBS AND POWER LINES.
Special weather statement, Jul 29, 3:56 PM EDT, 45 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE CHARLESTON SC 356 PM EDT TUE JUL 29 2008 GAZ119-138>141-292030- COASTAL CHATHAM-COASTAL LIBERTY-COASTAL MCINTOSH-INLAND LIBERTY-INLAND MCINTOSH- 356 PM EDT TUE JUL 29 2008 ...STRONG THUNDERSTORMS WILL IMPACT EXTREME SOUTH CENTRAL CHATHAM... SOUTHEASTERN LIBERTY AND EASTERN MCINTOSH COUNTIES THROUGH 430 PM EDT... AT 356 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A LINE OF STRONG THUNDERSTORMS CAPABLE OF PRODUCING STRONG WINDS OF 45 TO 55 MPH. THESE STORMS WERE LOCATED ALONG A LINE EXTENDING FROM LECOUNT TO VALONA TO DARIEN... MOVING EAST AT 20 MPH. AREAS IN AND AROUND CARNIGAN...CRESCENT...DARIEN...EULONIA...HALFMOON LANDING...MERIDIAN...PINE HARBOR...RETREAT...RIDGEVILLE...SAPELO ISLAND...SHELLMAN BLUFF...SOUTH NEWPORT AND VALONA WILL BE IMPACTED THROUGH 430 PM EDT. FREQUENT LIGHTNING IS OCCURRING WITH THIS THUNDERSTORM. IF OUTDOORS...STAY AWAY FROM ISOLATED HIGH OBJECTS. IF INDOORS...STAY AWAY FROM WINDOWS AND DOORS. AVOID USING TELEPHONES UNLESS IT IS AN EMERGENCY. PLEASE CONTACT THE NATIONAL WEATHER SERVICE IN CHARLESTON TOLL FREE AT 1-888-383-2024 IF YOU OBSERVE SEVERE WEATHER SUCH AS HAIL...DOWNED TREES...LIMBS AND POWER LINES.
Special weather statement, Jul 29, 3:59 PM EDT, 42 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE CHARLESTON SC 359 PM EDT TUE JUL 29 2008 SCZ044-045-050-292045- BERKELEY-CHARLESTON-DORCHESTER- 359 PM EDT TUE JUL 29 2008 ...STRONG THUNDERSTORMS WILL IMPACT CENTRAL CHARLESTON...SOUTHEASTERN DORCHESTER AND SOUTH CENTRAL BERKELEY COUNTIES THROUGH 445 PM EDT... AT 359 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A STRONG THUNDERSTORM CAPABLE OF PRODUCING STRONG WINDS OF 45 TO 55 MPH. THIS STORM WAS LOCATED NEAR SHADOWMOSS...OR ABOUT 9 MILES SOUTH OF GOOSE CREEK...MOVING NORTH AT 3 MPH. AREAS IN AND AROUND CHARLESTON...CHARLESTON AIRPORT...GOOSE CREEK... HANAHAN...LADSON...NORTH CHARLESTON...SHADOWMOSS AND WEST ASHLEY WILL BE IMPACTED THROUGH 445 PM EDT. FREQUENT LIGHTNING IS OCCURRING WITH THIS THUNDERSTORM. IF OUTDOORS...STAY AWAY FROM ISOLATED HIGH OBJECTS. IF INDOORS...STAY AWAY FROM WINDOWS AND DOORS. AVOID USING TELEPHONES UNLESS IT IS AN EMERGENCY. PLEASE CONTACT THE NATIONAL WEATHER SERVICE IN CHARLESTON TOLL FREE AT 1-888-383-2024 IF YOU OBSERVE SEVERE WEATHER SUCH AS HAIL...DOWNED TREES...LIMBS AND POWER LINES.
Special weather statement, Jul 29, 4:20 PM EDT, 21 minutes before
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</html>The office that day
Everything else NWS Charleston, SC issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 28, 8:15 PM EDT | Areal Flood Advisory | CHS | Dorchester | 42 min |
| Jul 29, 3:59 AM EDT | Heat Advisory | CHS | Berkeley | 14 hr |
| Jul 29, 6:35 AM EDT | Special Marine Warning | CHS | 55 min | |
| Jul 29, 7:16 AM EDT | Special Marine Warning | CHS | 89 min | |
| Jul 29, 3:48 PM EDT | Special Marine Warning | CHS | 63 min | |
| Jul 29, 4:15 PM EDT | Severe Thunderstorm Warning | CHS | Berkeley, Charleston, Colleton, Dorchester | 45 min |
| Jul 29, 5:00 PM EDT | Severe Thunderstorm Warning | CHS | Berkeley, Charleston, Colleton, Dorchester | 45 min |
| Jul 29, 5:32 PM EDT | Areal Flood Advisory | CHS | Berkeley, Charleston, Dorchester | 37 min |
| Jul 29, 5:57 PM EDT | Heat Advisory | CHS | Berkeley | 22 hr |
| Jul 29, 4:23 PM EDT | Severe Thunderstorm Warning | CHS | Bryan, Bulloch, Evans, Liberty | 27 min |
Nearby
Flash Flood Warnings in South Carolina, 2008Every flash flood warning in 2008
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.