Alert archive / Georgia / Wind Advisories in 2020
Wind Advisory 2, NWS Charleston, SC
NWS Charleston, SC issued this wind advisory at Feb 7, 2020, 3:48 AM EST for 5 counties in South Carolina; 8 counties in Georgia. It was in force for 11 hr.
The area
The counties it named.
The facts
- Issued
- Feb 7, 2020, 3:48 AM EST (08:48 UTC)
- Expired
- Feb 7, 2020, 2:52 PM EST
- In force
- 11 hr
- Issued by
- NWS Charleston, SC
Counties Bulloch County, GA, Candler County, GA, Effingham County, GA, Evans County, GA, Jenkins County, GA, Long County, GA, Screven County, GA, Tattnall County, GA, Allendale County, SC, Berkeley County, SC, Colleton County, SC, Dorchester County, SC, Hampton County, SC
The radar
The Charleston,SC radar (KCLX), 33 km from the middle of the area, began a volume at 08:51 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 00:00Z, 8.8 hours before the alert went out and 134 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
- 251 J/kg
- Mixed-layer CIN
- -50 J/kg
- Mixed-layer LCL
- 718 m above ground
- 0-6 km bulk shear
- 75 kt
- 0-1 km storm-relative helicity
- 412 m²/s²
- 0-3 km storm-relative helicity
- 427 m²/s²
- Significant tornado parameter
- 0.7
- Supercell composite
- 5.5
The text
As transmitted.
019 WWUS72 KCHS 070848 NPWCHS URGENT - WEATHER MESSAGE National Weather Service Charleston SC 348 AM EST Fri Feb 7 2020 SCZ045-071700- /O.CAN.KCHS.LW.Y.0005.000000T0000Z-200207T2300Z/ /O.NEW.KCHS.WI.Y.0002.200207T0848Z-200207T2200Z/ Inland Berkeley- Including the cities of Goose Creek and Moncks Corner 348 AM EST Fri Feb 7 2020 ...WIND ADVISORY IN EFFECT UNTIL 5 PM EST THIS AFTERNOON... ...LAKE WIND ADVISORY IS CANCELLED FOR LAKE MOULTRIE... * WHAT...West winds 15 to 20 mph with gusts up to 40 mph. * WHERE...Inland Berkeley County. * WHEN...Until 5 PM EST this afternoon. * IMPACTS...Gusty winds could blow around unsecured objects. Tree limbs could be blown down and a few power outages may result. * ADDITIONAL DETAILS...Saturated soil combined with gusty winds may result in uprooted trees. Trees may fall on power lines, across roads, and on nearby structures. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use extra caution when driving, especially if operating a high profile vehicle. Secure outdoor objects. && $$ GAZ087-088-099>101-114>119-137>141-SCZ040-042>044-047>052-071700- /O.NEW.KCHS.WI.Y.0002.200207T0848Z-200207T2200Z/ Jenkins-Screven-Candler-Bulloch-Effingham-Tattnall-Evans- Inland Bryan-Coastal Bryan-Inland Chatham-Coastal Chatham-Long- Inland Liberty-Coastal Liberty-Inland McIntosh-Coastal McIntosh- Allendale-Hampton-Inland Colleton-Dorchester-Inland Jasper- Beaufort-Coastal Colleton-Charleston-Coastal Jasper- Tidal Berkeley- Including the cities of Millen, Sylvania, Metter, Statesboro, Rincon, Springfield, Reidsville, Claxton, Pembroke, Richmond Hill, Fort Mcallister, Oak Level, Garden City, Pooler, Savannah, Wilmington Island, Tybee Island, Ludowici, Hinesville, Fort Stewart, Townsend, Darien, Allendale, Hampton, Yemassee, Walterboro, Saint George, Summerville, Ridgeland, Beaufort, Hilton Head Island, Edisto Beach, Charleston, North Charleston, Mount Pleasant, Levy, Chelsea, Jasper, and Daniel Island 348 AM EST Fri Feb 7 2020 ...WIND ADVISORY IN EFFECT UNTIL 5 PM EST THIS AFTERNOON... * WHAT...West winds 15 to 20 mph with gusts up to 40 mph. * WHERE...Portions of southeast South Carolina and southeast Georgia. * WHEN...Until 5 PM EST this afternoon. * IMPACTS...Gusty winds could blow around unsecured objects. Tree limbs could be blown down and a few power outages may result. * ADDITIONAL DETAILS...Saturated soil combined with gusty winds may result in uprooted trees. Trees may fall on power lines, across roads, and on nearby structures. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use extra caution when driving, especially if operating a high profile vehicle. Secure outdoor objects. && $$
3 follow-up statements
647 WWUS72 KCHS 071458 NPWCHS URGENT - WEATHER MESSAGE National Weather Service Charleston SC 958 AM EST Fri Feb 7 2020 GAZ087-088-099>101-114>119-137>141-SCZ040-042>045-047>052-072200- /O.CON.KCHS.WI.Y.0002.000000T0000Z-200207T2200Z/ Jenkins-Screven-Candler-Bulloch-Effingham-Tattnall-Evans- Inland Bryan-Coastal Bryan-Inland Chatham-Coastal Chatham-Long- Inland Liberty-Coastal Liberty-Inland McIntosh-Coastal McIntosh- Allendale-Hampton-Inland Colleton-Dorchester-Inland Berkeley- Inland Jasper-Beaufort-Coastal Colleton-Charleston-Coastal Jasper- Tidal Berkeley- Including the cities of Millen, Sylvania, Metter, Statesboro, Rincon, Springfield, Reidsville, Claxton, Pembroke, Richmond Hill, Fort Mcallister, Oak Level, Garden City, Pooler, Savannah, Wilmington Island, Tybee Island, Ludowici, Hinesville, Fort Stewart, Townsend, Darien, Allendale, Hampton, Yemassee, Walterboro, Saint George, Summerville, Goose Creek, Moncks Corner, Ridgeland, Beaufort, Hilton Head Island, Edisto Beach, Charleston, North Charleston, Mount Pleasant, Levy, Chelsea, Jasper, and Daniel Island 958 AM EST Fri Feb 7 2020 ...WIND ADVISORY REMAINS IN EFFECT UNTIL 5 PM EST THIS AFTERNOON... * WHAT...West winds 15 to 25 mph with gusts up to 40 mph. * WHERE...Portions of southeast South Carolina and southeast Georgia. * WHEN...Until 5 PM EST this afternoon. * IMPACTS...Gusty winds could blow around unsecured objects. Tree limbs could be blown down and a few power outages may result. * ADDITIONAL DETAILS...Saturated soil combined with gusty winds may result in uprooted trees. Trees may fall on power lines, across roads, and on nearby structures. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use extra caution when driving, especially if operating a high profile vehicle. Secure outdoor objects. && $$
160 WWUS72 KCHS 071736 NPWCHS URGENT - WEATHER MESSAGE National Weather Service Charleston SC 1236 PM EST Fri Feb 7 2020 GAZ087-088-099>101-114>119-137>141-SCZ040-042>045-047>052-072200- /O.CON.KCHS.WI.Y.0002.000000T0000Z-200207T2200Z/ Jenkins-Screven-Candler-Bulloch-Effingham-Tattnall-Evans- Inland Bryan-Coastal Bryan-Inland Chatham-Coastal Chatham-Long- Inland Liberty-Coastal Liberty-Inland McIntosh-Coastal McIntosh- Allendale-Hampton-Inland Colleton-Dorchester-Inland Berkeley- Inland Jasper-Beaufort-Coastal Colleton-Charleston-Coastal Jasper- Tidal Berkeley- Including the cities of Millen, Sylvania, Metter, Statesboro, Rincon, Springfield, Reidsville, Claxton, Pembroke, Richmond Hill, Fort Mcallister, Oak Level, Garden City, Pooler, Savannah, Wilmington Island, Tybee Island, Ludowici, Hinesville, Fort Stewart, Townsend, Darien, Allendale, Hampton, Yemassee, Walterboro, Saint George, Summerville, Goose Creek, Moncks Corner, Ridgeland, Beaufort, Hilton Head Island, Edisto Beach, Charleston, North Charleston, Mount Pleasant, Levy, Chelsea, Jasper, and Daniel Island 1236 PM EST Fri Feb 7 2020 ...WIND ADVISORY REMAINS IN EFFECT UNTIL 5 PM EST THIS AFTERNOON... * WHAT...West winds 15 to 25 mph with gusts up to 40 mph. * WHERE...Portions of southeast South Carolina and southeast Georgia. * WHEN...Until 5 PM EST this afternoon. * IMPACTS...Gusty winds could blow around unsecured objects. Tree limbs could be blown down and a few power outages may result. * ADDITIONAL DETAILS...Saturated soil combined with gusty winds may result in uprooted trees. Trees may fall on power lines, across roads, and on nearby structures. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use extra caution when driving, especially if operating a high profile vehicle. Secure outdoor objects. && $$
498 WWUS72 KCHS 071952 NPWCHS URGENT - WEATHER MESSAGE National Weather Service Charleston SC 252 PM EST Fri Feb 7 2020 SCZ045-080000- /O.CAN.KCHS.WI.Y.0002.000000T0000Z-200207T2200Z/ /O.NEW.KCHS.LW.Y.0006.200207T1952Z-200208T0000Z/ Inland Berkeley- Including the cities of Goose Creek and Moncks Corner 252 PM EST Fri Feb 7 2020 ...LAKE WIND ADVISORY IN EFFECT UNTIL 7 PM EST THIS EVENING FOR LAKE MOULTRIE... ...WIND ADVISORY IS CANCELLED... * WHAT...West winds 15 to 20 knots with gusts up to 25 knots and waves 1 to 2 feet. * WHERE...Lake Moultrie. * WHEN...Until 7 PM EST this evening. * IMPACTS...Strong winds and rough waves on Lake Moultrie will create hazardous conditions for small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Boaters on Lake Moultrie should use extra caution since strong winds and rough waves can overturn small craft. && $$ GAZ087-088-099>101-114>119-137>141-SCZ040-042>044-047>052-072100- /O.CAN.KCHS.WI.Y.0002.000000T0000Z-200207T2200Z/ Jenkins-Screven-Candler-Bulloch-Effingham-Tattnall-Evans- Inland Bryan-Coastal Bryan-Inland Chatham-Coastal Chatham-Long- Inland Liberty-Coastal Liberty-Inland McIntosh-Coastal McIntosh- Allendale-Hampton-Inland Colleton-Dorchester-Inland Jasper- Beaufort-Coastal Colleton-Charleston-Coastal Jasper- Tidal Berkeley- Including the cities of Millen, Sylvania, Metter, Statesboro, Rincon, Springfield, Reidsville, Claxton, Pembroke, Richmond Hill, Fort Mcallister, Oak Level, Garden City, Pooler, Savannah, Wilmington Island, Tybee Island, Ludowici, Hinesville, Fort Stewart, Townsend, Darien, Allendale, Hampton, Yemassee, Walterboro, Saint George, Summerville, Ridgeland, Beaufort, Hilton Head Island, Edisto Beach, Charleston, North Charleston, Mount Pleasant, Levy, Chelsea, Jasper, and Daniel Island 252 PM EST Fri Feb 7 2020 ...WIND ADVISORY IS CANCELLED... $$
The office that day
Everything else NWS Charleston, SC issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Feb 6, 9:38 PM EST | Small Craft Advisory | CHS | 6 hr | |
| Feb 6, 9:45 PM EST | Special Weather Statement | CHS | Jasper | 45 min |
| Feb 6, 10:11 PM EST | Special Marine Warning | CHS | 94 min | |
| Feb 6, 10:46 PM EST | Special Weather Statement | CHS | Beaufort, Charleston | 44 min |
| Feb 6, 11:08 PM EST | Special Marine Warning | CHS | 2 hr | |
| Feb 6, 11:29 PM EST | Special Weather Statement | CHS | Charleston | 46 min |
| Feb 6, 11:59 PM EST | Severe Thunderstorm Warning | CHS | Berkeley, Charleston | 29 min |
| Feb 7, 11:49 AM EST | Small Craft Advisory | CHS | 13 hr | |
| Feb 7, 2:34 PM EST | River Flood Warning | CHS | Charleston, Colleton, Dorchester | 40 days |
| Feb 7, 2:52 PM EST | Lake Wind Advisory | CHS | Berkeley | 4 hr |
| Feb 6, 8:35 PM EST | River Flood Warning | CHS | Bryan, Bulloch, Chatham, Effingham | 45 days |
| Feb 6, 8:35 PM EST | River Flood Warning | CHS | Evans | 21 days |
| Feb 6, 9:40 PM EST | Special Weather Statement | CHS | Liberty | 50 min |
| Feb 6, 10:05 PM EST | Special Weather Statement | CHS | Chatham, McIntosh | 25 min |
Nearby
Wind Advisories in Georgia, 2020Wind Advisories in South Carolina, 2020Every wind advisory in 2020
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.