Alert archive / South Carolina / Wind Advisories in 2018
Wind Advisory 1, NWS Charleston, SC
NWS Charleston, SC issued this wind advisory at Feb 7, 2018, 12:13 PM EST for 4 counties in South Carolina; Effingham County, Georgia. It was in force for 5 hr.
The area
The counties it named.
The facts
- Issued
- Feb 7, 2018, 12:13 PM EST (17:13 UTC)
- Expired
- Feb 7, 2018, 5:00 PM EST
- In force
- 5 hr
- Issued by
- NWS Charleston, SC
Counties Effingham County, GA, Berkeley County, SC, Colleton County, SC, Dorchester County, SC, Hampton County, SC
The nearest sounding before it
Charleston AFB, SC (KCHS), launched 12:00Z, 5.2 hours before the alert went out and 65 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
- 5 J/kg
- Mixed-layer CIN
- -146 J/kg
- Mixed-layer LCL
- 857 m above ground
- 0-6 km bulk shear
- 48 kt
- 0-1 km storm-relative helicity
- 272 m²/s²
- 0-3 km storm-relative helicity
- 329 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
887 WWUS72 KCHS 071713 NPWCHS URGENT - WEATHER MESSAGE National Weather Service Charleston SC 1213 PM EST Wed Feb 7 2018 GAZ101-118-119-SCZ042>045-047>052-072200- /O.NEW.KCHS.WI.Y.0001.180207T1713Z-180207T2200Z/ Effingham-Inland Chatham-Coastal Chatham-Hampton-Inland Colleton- Dorchester-Inland Berkeley-Inland Jasper-Beaufort- Coastal Colleton-Charleston-Coastal Jasper-Tidal Berkeley- Including the cities of Rincon, Springfield, Garden City, Pooler, Savannah, Wilmington Island, Tybee Island, Hampton, Yemassee, Walterboro, Saint George, Summerville, Goose Creek, Moncks Corner, Ridgeland, Beaufort, Hilton Head Island, Edisto Beach, Charleston, North Charleston, Mount Pleasant, and Daniel Island 1213 PM EST Wed Feb 7 2018 ...WIND ADVISORY IN EFFECT UNTIL 5 PM EST THIS AFTERNOON... The National Weather Service in Charleston has issued a Wind Advisory, which is in effect until 5 PM EST this afternoon. * LOCATIONS...Southeast South Carolina and a small portion of Southeast Georgia, including the Savannah and Charleston Metro Areas. * WINDS...South 20 to 30 mph with gusts to 40 to 45 mph. * IMPACTS...Strong winds will make travel difficult, especially for high profile vehicles and on elevated surfaces such as bridges and overpasses. Lightweight objects such as trash cans and lawn furniture will also be blown around. PRECAUTIONARY/PREPAREDNESS ACTIONS... Be prepared for strong winds. Extra caution should be taken while driving high profile vehicles and on bridges and overpasses. Light weight objects such as trash cans and lawn furniture should be secured. && $$
2 follow-up statements
872 WWUS72 KCHS 072019 NPWCHS URGENT - WEATHER MESSAGE National Weather Service Charleston SC 319 PM EST Wed Feb 7 2018 GAZ101-SCZ042-072130- /O.CAN.KCHS.WI.Y.0001.000000T0000Z-180207T2200Z/ Effingham-Hampton- Including the cities of Rincon, Springfield, Hampton, and Yemassee 319 PM EST Wed Feb 7 2018 ...WIND ADVISORY IS CANCELLED... The National Weather Service in Charleston has cancelled the Wind Advisory. Winds will continue to diminish as a line of showers and thunderstorms moves across the county. $$ GAZ118-119-SCZ043>045-047>052-072200- /O.CON.KCHS.WI.Y.0001.000000T0000Z-180207T2200Z/ Inland Chatham-Coastal Chatham-Inland Colleton-Dorchester- Inland Berkeley-Inland Jasper-Beaufort-Coastal Colleton- Charleston-Coastal Jasper-Tidal Berkeley- Including the cities of Garden City, Pooler, Savannah, Wilmington Island, Tybee Island, Walterboro, Saint George, Summerville, Goose Creek, Moncks Corner, Ridgeland, Beaufort, Hilton Head Island, Edisto Beach, Charleston, North Charleston, Mount Pleasant, and Daniel Island 319 PM EST Wed Feb 7 2018 ...WIND ADVISORY REMAINS IN EFFECT UNTIL 5 PM EST THIS AFTERNOON... * LOCATIONS...Southeast South Carolina and a small portion of Southeast Georgia, including the Savannah and Charleston Metro Areas. * WINDS...South 20 to 30 mph with gusts to 40 to 45 mph. * IMPACTS...Strong winds will make travel difficult, especially for high profile vehicles and on elevated surfaces such as bridges and overpasses. Lightweight objects such as trash cans and lawn furniture will also be blown around. PRECAUTIONARY/PREPAREDNESS ACTIONS... Be prepared for strong winds. Extra caution should be taken while driving high profile vehicles and on bridges and overpasses. Light weight objects such as trash cans and lawn furniture should be secured. && $$
012 WWUS72 KCHS 072130 NPWCHS URGENT - WEATHER MESSAGE National Weather Service Charleston SC 430 PM EST Wed Feb 7 2018 GAZ118-119-SCZ043>045-047>052-072230- /O.EXP.KCHS.WI.Y.0001.000000T0000Z-180207T2200Z/ Inland Chatham-Coastal Chatham-Inland Colleton-Dorchester- Inland Berkeley-Inland Jasper-Beaufort-Coastal Colleton- Charleston-Coastal Jasper-Tidal Berkeley- Including the cities of Garden City, Pooler, Savannah, Wilmington Island, Tybee Island, Walterboro, Saint George, Summerville, Goose Creek, Moncks Corner, Ridgeland, Beaufort, Hilton Head Island, Edisto Beach, Charleston, North Charleston, Mount Pleasant, and Daniel Island 430 PM EST Wed Feb 7 2018 ...WIND ADVISORY WILL EXPIRE AT 5 PM EST THIS AFTERNOON... Winds will diminish as showers and thunderstorms move through the area. $$
The office that day
Everything else NWS Charleston, SC issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Feb 7, 1:47 PM EST | Special Weather Statement | CHS | Allendale | 43 min |
| Feb 7, 4:45 PM EST | Special Marine Warning | CHS | 60 min | |
| Feb 7, 2:51 PM EST | Special Weather Statement | CHS | Bulloch | 24 min |
| Feb 7, 3:04 PM EST | Special Weather Statement | CHS | Evans, Tattnall | 26 min |
Nearby
Wind Advisories in South Carolina, 2018Wind Advisories in Georgia, 2018Every wind advisory in 2018
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.