Alert archive / South Carolina / Wind Advisories in 2017
Wind Advisory 2, NWS Charleston, SC
NWS Charleston, SC issued this wind advisory at May 1, 2017, 11:45 AM EDT for Berkeley County, Colleton County, Dorchester County, South Carolina. It was in force for 8 hr.
The area
The counties it named.
The facts
- Issued
- May 1, 2017, 11:45 AM EDT (15:45 UTC)
- Expired
- May 1, 2017, 8:00 PM EDT
- In force
- 8 hr
- Issued by
- NWS Charleston, SC
Counties Berkeley County, SC, Colleton County, SC, Dorchester County, SC
The radar
The Charleston,SC radar (KCLX), 79 km from the middle of the area, began a volume at 15:47 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, 3.8 hours before the alert went out and 35 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
- 32 J/kg
- Mixed-layer CIN
- -280 J/kg
- Mixed-layer LCL
- 858 m above ground
- 0-6 km bulk shear
- 25 kt
- 0-1 km storm-relative helicity
- 118 m²/s²
- 0-3 km storm-relative helicity
- 137 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.1
The text
As transmitted.
853 WWUS72 KCHS 011545 NPWCHS URGENT - WEATHER MESSAGE National Weather Service Charleston SC 1145 AM EDT Mon May 1 2017 SCZ045-012345- /O.CAN.KCHS.LW.Y.0010.000000T0000Z-170502T0000Z/ /O.NEW.KCHS.WI.Y.0002.170501T1545Z-170502T0000Z/ Inland Berkeley- Including the cities of Goose Creek and Moncks Corner 1145 AM EDT Mon May 1 2017 ...WIND ADVISORY IN EFFECT UNTIL 8 PM EDT THIS EVENING... ...LAKE WIND ADVISORY IS CANCELLED FOR LAKE MOULTRIE... The National Weather Service in Charleston has issued a Wind Advisory, which is in effect until 8 PM EDT this evening. The Lake Wind Advisory has been cancelled. * WINDS...South 20 to 30 mph with gusts to 45 mph. On Lake Moultrie, winds 15 knots, except 15 to 20 knots with gusts to 30 knots near the lakeshore. Waves 1 to 2 feet in exposed areas. * 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. && $$ SCZ043-044-048>050-052-012345- /O.NEW.KCHS.WI.Y.0002.170501T1545Z-170502T0000Z/ Inland Colleton-Dorchester-Beaufort-Coastal Colleton-Charleston- Tidal Berkeley- Including the cities of Walterboro, Saint George, Summerville, Beaufort, Hilton Head Island, Edisto Beach, Charleston, North Charleston, Mount Pleasant, and Daniel Island 1145 AM EDT Mon May 1 2017 ...WIND ADVISORY IN EFFECT UNTIL 8 PM EDT THIS EVENING... The National Weather Service in Charleston has issued a Wind Advisory, which is in effect until 8 PM EDT this evening. * WINDS...South 20 to 30 mph with gusts to 45 mph. * IMPACTS...Strong winds will make travel difficult...especially for high profile vehicles and on elevated surfaces such as bridges and overpasses. Lightweight objects such as trash cans and lawn furniture will also be blown around. PRECAUTIONARY/PREPAREDNESS ACTIONS... Be prepared for strong winds. Extra caution should be taken while driving high profile vehicles and on bridges and overpasses. Light weight objects such as trash cans and lawn furniture should be secured. && $$
2 follow-up statements
406 WWUS72 KCHS 011920 NPWCHS URGENT - WEATHER MESSAGE National Weather Service Charleston SC 320 PM EDT Mon May 1 2017 SCZ043>045-048>050-052-020000- /O.CON.KCHS.WI.Y.0002.000000T0000Z-170502T0000Z/ Inland Colleton-Dorchester-Inland Berkeley-Beaufort- Coastal Colleton-Charleston-Tidal Berkeley- Including the cities of Walterboro, Saint George, Summerville, Goose Creek, Moncks Corner, Beaufort, Hilton Head Island, Edisto Beach, Charleston, North Charleston, Mount Pleasant, and Daniel Island 320 PM EDT Mon May 1 2017 ...WIND ADVISORY REMAINS IN EFFECT UNTIL 8 PM EDT THIS EVENING... * WINDS...South 20 to 30 mph with gusts 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. && $$
846 WWUS72 KCHS 012338 NPWCHS URGENT - WEATHER MESSAGE National Weather Service Charleston SC 738 PM EDT Mon May 1 2017 SCZ043>045-048>050-052-020045- /O.EXP.KCHS.WI.Y.0002.000000T0000Z-170502T0000Z/ Inland Colleton-Dorchester-Inland Berkeley-Beaufort- Coastal Colleton-Charleston-Tidal Berkeley- Including the cities of Walterboro, Saint George, Summerville, Goose Creek, Moncks Corner, Beaufort, Hilton Head Island, Edisto Beach, Charleston, North Charleston, Mount Pleasant, and Daniel Island 738 PM EDT Mon May 1 2017 ...WIND ADVISORY WILL EXPIRE AT 8 PM EDT THIS EVENING... Winds will remain gusty through midnight with frequent gusts to around 30 mph possible. $$
The office that day
Everything else NWS Charleston, SC issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 1, 3:29 AM EDT | Lake Wind Advisory | CHS | Berkeley | 8 hr |
| May 1, 6:36 PM EDT | Special Weather Statement | CHS | Allendale | 39 min |
| May 1, 7:06 PM EDT | Severe Thunderstorm Warning | CHS | Allendale, Colleton, Hampton, Jasper | 54 min |
Nearby
Wind Advisories in South Carolina, 2017Every wind advisory in 2017
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.