Alerts from NWS Charleston SC (UNOFFICIAL)
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chs.nws-bot.us
Alerts from NWS Charleston SC (UNOFFICIAL)
@chs.nws-bot.us
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Unofficial bot sharing alerts from NWS Charleston SC.

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chs.nws-bot.us
Small Craft Advisory issued December 2 at 5:23PM EST until December 3 at 1:00AM EST by NWS Charleston SC
Additional Details Here.
* WHAT...Seas 3 to 6 ft. * WHERE...South Santee River to Edisto Beach out 20 NM. * WHEN...Until 1 AM EST Wednesday. * IMPACTS...Conditions will be hazardous to small craft. * WHAT...Northwest winds 15 to 20 kt with gusts up to 25 kt and seas 4 to 7 ft. * WHERE...Savannah to Altamaha Sound from 20 to 60 NM. * WHEN...Until 1 AM EST Wednesday. * IMPACTS...Conditions will be hazardous to small craft.
December 2, 2025 at 10:30 PM
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Small Craft Advisory issued December 2 at 12:02PM EST until December 3 at 1:00AM EST by NWS Charleston SC
Additional Details Here.
* WHAT...Northwest winds 10 to 20 kt with gusts up to 30 kt and seas 4 to 7 ft. * WHERE...South Santee River to Edisto Beach out 20 NM. * WHEN...Until 1 AM EST Wednesday. * IMPACTS...Conditions will be hazardous to small craft. * WHAT...West winds 10 to 20 kt with gusts up to 25 kt and seas 3 to 6 ft. * WHERE...Edisto Beach to Savannah out 20 NM. * WHEN...Until 7 PM EST this evening. * IMPACTS...Conditions will be hazardous to small craft. * WHAT...West winds 15 to 25 kt with gusts up to 30 kt and seas 5 to 8 ft. * WHERE...Savannah to Altamaha Sound from 20 to 60 NM. * WHEN...Until 1 AM EST Wednesday. * IMPACTS...Conditions will be hazardous to small craft.
December 2, 2025 at 5:15 PM
chs.nws-bot.us
Small Craft Advisory issued December 2 at 7:26AM EST until December 3 at 1:00AM EST by NWS Charleston SC
Additional Details Here.
* WHAT...West winds 10 to 20 kt with gusts up to 25 kt and seas 4 to 7 ft. * WHERE...South Santee River to Edisto Beach out 20 NM. * WHEN...Until 1 AM EST Wednesday. * IMPACTS...Conditions will be hazardous to small craft. * WHAT...West winds 10 to 20 kt with gusts up to 25 kt and seas 3 to 6 ft expected. * WHERE...Edisto Beach to Savannah out 20 NM. * WHEN...Until 7 PM EST this evening. * IMPACTS...Conditions will be hazardous to small craft. * WHAT...West winds 15 to 25 kt with gusts up to 30 kt and seas 5 to 8 ft. * WHERE...Savannah to Altamaha Sound from 20 to 60 NM. * WHEN...Until 1 AM EST Wednesday. * IMPACTS...Conditions will be hazardous to small craft.
December 2, 2025 at 12:30 PM
chs.nws-bot.us
Coastal Flood Advisory issued December 2 at 4:26AM EST until December 2 at 7:00AM EST by NWS Charleston SC
Additional Details Here.
* WHAT...Up to one half foot of inundation above ground level along shorelines and tidal waterways (7.1 to 7.3 feet Mean Lower Low Water at Charleston). * WHERE...Coastal Colleton and Charleston Counties. * WHEN...Until 7 AM EST this morning. * IMPACTS...This could result in some roads becoming impassable. * ADDITIONAL DETAILS...High tide will occur around 4:55 AM today at Charleston. Saltwater inundation will be possible 1 to 2 hours before and after high tide.
December 2, 2025 at 9:30 AM
chs.nws-bot.us
Coastal Flood Advisory issued December 2 at 12:32AM EST until December 2 at 7:00AM EST by NWS Charleston SC
Additional Details Here.
* WHAT...Up to one half foot of inundation above ground level expected along shorelines and tidal waterways (7.0 to 7.2 feet Mean Lower Low Water at Charleston). * WHERE...Coastal Colleton and Charleston Counties. * WHEN...Until 7 AM EST this morning. * IMPACTS...This could result in some roads becoming impassable. * ADDITIONAL DETAILS...High tide will occur around 4:55 AM Tuesday at Charleston. Saltwater inundation will be possible 1 to 2 hours before and after high tide.
December 2, 2025 at 5:45 AM
chs.nws-bot.us
Small Craft Advisory issued December 2 at 12:31AM EST until December 3 at 1:00AM EST by NWS Charleston SC
Additional Details Here.
* WHAT...Northwest winds 10 to 20 kt with gusts up to 25 kt and seas 4 to 7 ft expected. * WHERE...South Santee River to Edisto Beach out 20 NM. * WHEN...From 4 AM early this morning to 1 AM EST Wednesday. * IMPACTS...Conditions will be hazardous to small craft. * WHAT...West winds 10 to 20 kt with gusts up to 25 kt and seas 3 to 6 ft expected. * WHERE...Edisto Beach to Savannah out 20 NM. * WHEN...From 10 AM this morning to 7 PM EST this evening. * IMPACTS...Conditions will be hazardous to small craft. * WHAT...West winds 15 to 25 kt with gusts up to 30 kt and seas 5 to 8 ft expected. * WHERE...Savannah to Altamaha Sound from 20 to 60 NM. * WHEN...From 4 AM early this morning to 1 AM EST Wednesday. * IMPACTS...Conditions will be hazardous to small craft.
December 2, 2025 at 5:45 AM
chs.nws-bot.us
Coastal Flood Advisory issued December 1 at 9:19PM EST until December 2 at 7:00AM EST by NWS Charleston SC
Additional Details Here.
* WHAT...Up to one half foot of inundation above ground level expected along shorelines and tidal waterways (7.0 to 7.2 feet Mean Lower Low Water at Charleston). * WHERE...Coastal Colleton and Charleston Counties. * WHEN...From 3 AM to 7 AM EST Tuesday. * IMPACTS...This could result in some roads becoming impassable. * ADDITIONAL DETAILS...High tide will occur around 5:00 AM Tuesday morning at Charleston. Saltwater inundation will be possible 1 to 2 hours before and after high tide.
December 2, 2025 at 2:30 AM
chs.nws-bot.us
Small Craft Advisory issued December 1 at 6:23PM EST until December 3 at 1:00AM EST by NWS Charleston SC
Additional Details Here.
* WHAT...West winds 15 to 20 kt with gusts up to 25 kt and seas 4 to 7 ft expected. * WHERE...South Santee River to Edisto Beach out 20 NM. * WHEN...From 4 AM Tuesday to 1 AM EST Wednesday. * IMPACTS...Conditions will be hazardous to small craft. * WHAT...West winds 15 to 20 kt with gusts up to 25 kt and seas 3 to 6 ft expected. * WHERE...Edisto Beach to Savannah out 20 NM. * WHEN...From 10 AM to 7 PM EST Tuesday. * IMPACTS...Conditions will be hazardous to small craft. * WHAT...West winds 15 to 25 kt with gusts up to 30 kt and seas 5 to 8 ft expected. * WHERE...Savannah to Altamaha Sound from 20 to 60 NM. * WHEN...From 4 AM Tuesday to 1 AM EST Wednesday. * IMPACTS...Conditions will be hazardous to small craft.
December 1, 2025 at 11:30 PM
chs.nws-bot.us
Small Craft Advisory issued December 1 at 12:18PM EST until December 3 at 1:00AM EST by NWS Charleston SC
Additional Details Here.
* WHAT...West winds 15 to 20 kt with gusts up to 25 kt and seas 4 to 7 ft expected. * WHERE...South Santee River to Edisto Beach out 20 NM. * WHEN...From 4 AM Tuesday to 1 AM EST Wednesday. * IMPACTS...Conditions will be hazardous to small craft. * WHAT...West winds 15 to 20 kt with gusts up to 25 kt and seas 3 to 6 ft expected. * WHERE...Edisto Beach to Savannah out 20 NM. * WHEN...From 10 AM to 7 PM EST Tuesday. * IMPACTS...Conditions will be hazardous to small craft. * WHAT...West winds 15 to 25 kt with gusts up to 30 kt and seas 5 to 8 ft expected. * WHERE...Savannah to Altamaha Sound from 20 to 60 NM. * WHEN...From 4 AM Tuesday to 1 AM EST Wednesday. * IMPACTS...Conditions will be hazardous to small craft.
December 1, 2025 at 5:30 PM
chs.nws-bot.us
Small Craft Advisory issued December 1 at 6:35AM EST until December 3 at 1:00AM EST by NWS Charleston SC
Additional Details Here.
* WHAT...West winds 10 to 20 kt with gusts up to 25 kt and seas 4 to 7 ft expected. * WHERE...South Santee River to Edisto Beach out 20 NM. * WHEN...From 4 AM Tuesday to 1 AM EST Wednesday. * IMPACTS...Conditions will be hazardous to small craft. * WHAT...West winds 10 to 20 kt with gusts up to 25 kt and seas 3 to 6 ft expected. * WHERE...Edisto Beach to Savannah out 20 NM. * WHEN...From 10 AM to 7 PM EST Tuesday. * IMPACTS...Conditions will be hazardous to small craft. * WHAT...West winds 15 to 25 kt with gusts up to 30 kt and seas 5 to 8 ft expected. * WHERE...Savannah to Altamaha Sound from 20 to 60 NM. * WHEN...From 4 AM Tuesday to 1 AM EST Wednesday. * IMPACTS...Conditions will be hazardous to small craft.
December 1, 2025 at 11:45 AM
chs.nws-bot.us
Small Craft Advisory issued December 1 at 12:46AM EST until December 3 at 1:00AM EST by NWS Charleston SC
Additional Details Here.
* WHAT...West winds 10 to 20 kt with gusts up to 25 kt and seas 4 to 7 ft expected. * WHERE...South Santee River to Edisto Beach out 20 NM. * WHEN...From 4 AM Tuesday to 1 AM EST Wednesday. * IMPACTS...Conditions will be hazardous to small craft. * WHAT...West winds 10 to 20 kt with gusts up to 25 kt and seas 3 to 6 ft expected. * WHERE...Edisto Beach to Savannah out 20 NM. * WHEN...From 10 AM to 7 PM EST Tuesday. * IMPACTS...Conditions will be hazardous to small craft. * WHAT...West winds 15 to 25 kt with gusts up to 30 kt and seas 5 to 8 ft expected. * WHERE...Savannah to Altamaha Sound from 20 to 60 NM. * WHEN...From 4 AM Tuesday to 1 AM EST Wednesday. * IMPACTS...Conditions will be hazardous to small craft.
December 1, 2025 at 6:00 AM
chs.nws-bot.us
Small Craft Advisory issued November 28 at 6:31AM EST until November 28 at 10:00AM EST by NWS Charleston SC
Additional Details Here.
* WHAT...North winds 15 to 20 kt with gusts up to 25 kt and seas around 5 ft. * WHERE...Savannah to Altamaha Sound from 20 to 60 NM. * WHEN...Until 10 AM EST this morning. * IMPACTS...Conditions will be hazardous to small craft.
November 28, 2025 at 11:45 AM
chs.nws-bot.us
Small Craft Advisory issued November 28 at 4:10AM EST until November 28 at 7:00AM EST by NWS Charleston SC
Additional Details Here.
* WHAT...North winds 15 to 20 kt with gusts to 25 kt. * WHERE...Savannah to Altamaha Sound out 20 NM. * WHEN...Until 7 AM EST this morning. * IMPACTS...Conditions will be hazardous to small craft. * WHAT...North winds 20 to 25 kt with gusts to 30 kt and seas 4 to 6 ft. * WHERE...Savannah to Altamaha Sound from 20 to 60 NM. * WHEN...Until 7 AM EST this morning. * IMPACTS...Conditions will be hazardous to small craft.
November 28, 2025 at 9:15 AM
chs.nws-bot.us
Small Craft Advisory issued November 28 at 12:04AM EST until November 28 at 7:00AM EST by NWS Charleston SC
Additional Details Here.
* WHAT...North winds 15 to 25 kt with gusts to 30 kt. * WHERE...Savannah to Altamaha Sound out 20 NM. * WHEN...Until 7 AM EST this morning. * IMPACTS...Conditions will be hazardous to small craft. * WHAT...North winds 20 to 25 kt with gusts to 30 kt and seas 4 to 6 ft. * WHERE...Savannah to Altamaha Sound from 20 to 60 NM. * WHEN...Until 7 AM EST this morning. * IMPACTS...Conditions will be hazardous to small craft.
November 28, 2025 at 5:15 AM
chs.nws-bot.us
Small Craft Advisory issued November 27 at 6:11PM EST until November 28 at 7:00AM EST by NWS Charleston SC
Additional Details Here.
* WHAT...Northwest winds 15 to 20 kt with gusts up to 25 kt expected. * WHERE...Savannah to Altamaha Sound out 20 NM. * WHEN...Until 7 AM EST Friday. * IMPACTS...Conditions will be hazardous to small craft. * WHAT...Northwest winds 15 to 20 kt with gusts up to 30 kt and seas 4 to 5 ft expected. * WHERE...Savannah to Altamaha Sound from 20 to 60 NM. * WHEN...Until 7 AM EST Friday. * IMPACTS...Conditions will be hazardous to small craft.
November 27, 2025 at 11:15 PM
chs.nws-bot.us
Small Craft Advisory issued November 27 at 12:35PM EST until November 28 at 7:00AM EST by NWS Charleston SC
Additional Details Here.
* WHAT...Northwest winds 15 to 20 kt with gusts up to 25 kt expected. * WHERE...Savannah to Altamaha Sound out 20 NM. * WHEN...From 7 PM this evening to 7 AM EST Friday. * IMPACTS...Conditions will be hazardous to small craft. * WHAT...Northwest winds 15 to 20 kt with gusts up to 30 kt and seas 4 to 5 ft expected. * WHERE...Savannah to Altamaha Sound from 20 to 60 NM. * WHEN...From 7 PM this evening to 7 AM EST Friday. * IMPACTS...Conditions will be hazardous to small craft.
November 27, 2025 at 5:45 PM
chs.nws-bot.us
Small Craft Advisory issued November 27 at 3:50AM EST until November 28 at 7:00AM EST by NWS Charleston SC
Additional Details Here.
* WHAT...Northwest winds 15 to 25 kt with gusts up to 30 kt expected. * WHERE...Savannah to Altamaha Sound out 20 NM. * WHEN...From 7 PM this evening to 7 AM EST Friday. * IMPACTS...Conditions will be hazardous to small craft. * WHAT...Northwest winds 15 to 25 kt with gusts up to 30 kt and seas 3 to 5 ft expected. * WHERE...Savannah to Altamaha Sound from 20 to 60 NM. * WHEN...From 7 PM this evening to 7 AM EST Friday. * IMPACTS...Conditions will be hazardous to small craft.
November 27, 2025 at 9:00 AM
chs.nws-bot.us
Small Craft Advisory issued November 27 at 12:20AM EST until November 28 at 7:00AM EST by NWS Charleston SC
Additional Details Here.
* WHAT...Northwest winds 15 to 25 kt with gusts up to 30 kt expected. * WHERE...Savannah to Altamaha Sound out 20 NM. * WHEN...From 7 PM this evening to 7 AM EST Friday. * IMPACTS...Conditions will be hazardous to small craft. * WHAT...Northwest winds 15 to 25 kt with gusts up to 30 kt and seas 3 to 5 ft expected. * WHERE...Savannah to Altamaha Sound from 20 to 60 NM. * WHEN...From 7 PM this evening to 7 AM EST Friday. * IMPACTS...Conditions will be hazardous to small craft.
November 27, 2025 at 5:30 AM
chs.nws-bot.us
Special Weather Statement issued November 26 at 12:58AM EST by NWS Charleston SC
Additional Details Here.
Areas of locally dense fog continue to impact parts of the Charleston Tri-County early this morning, mainly along and north of I-26. Visibilities of 1/4 mile or less will persist through 3 AM, although some locations will see conditions improve before then. Motorists should be prepared for visibilities to vary greatly over short distances.
November 26, 2025 at 6:00 AM
chs.nws-bot.us
Special Weather Statement issued November 25 at 10:49PM EST by NWS Charleston SC
Additional Details Here.
Areas of locally dense fog have developed across parts of the Charleston Tri-County, including parts of the Charleston Metro area. Visibilities of 1/4 mile or less will persist through about midnight to 1 AM before conditions improve. Motorists should be prepared for visibilities to vary greatly over short distances.
November 26, 2025 at 4:00 AM
chs.nws-bot.us
Dense Fog Advisory issued November 24 at 3:42AM EST until November 24 at 10:00AM EST by NWS Charleston SC
Additional Details Here.
* WHAT...Visibility one quarter mile or less in dense fog. * WHERE...Portions of southeast Georgia and southeast South Carolina. * WHEN...Until 10 AM EST this morning. * IMPACTS...Low visibility could make driving conditions hazardous.
November 24, 2025 at 8:45 AM
chs.nws-bot.us
Dense Fog Advisory issued November 24 at 1:09AM EST until November 24 at 10:00AM EST by NWS Charleston SC
Additional Details Here.
* WHAT...Visibility one quarter mile or less in dense fog. * WHERE...Portions of southeast Georgia and southeast South Carolina. * WHEN...Until 10 AM EST this morning. * IMPACTS...Low visibility could make driving conditions hazardous.
November 24, 2025 at 6:15 AM
chs.nws-bot.us
Special Weather Statement issued November 23 at 10:48PM EST by NWS Charleston SC
Additional Details Here.
Areas of fog are slowly expanding across much of the South Carolina Lowcountry into Southeast Georgia. Conditions overnight will become favorable for dense fog to develop with visibilities dropping to 1/4 mile or less at times. The risk for significant dense fog will be greatest roughly along and west of I-95, including communities such as Walterboro, Allendale, Hampton, Savannah, Hinesville, Springfield, Sylvania, Statesboro, Claxton, Metter and Reidsville. A Dense Fog Advisory may be needed for portions of the area overnight into early Monday morning.
November 24, 2025 at 4:00 AM
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Special Weather Statement issued November 23 at 7:18AM EST by NWS Charleston SC
Additional Details Here.
Patchy fog and low clouds will remain across portions of interior Georgia through this morning. The fog will be locally dense at times, reducing visibilities on area roadways.
November 23, 2025 at 12:30 PM
chs.nws-bot.us
Special Weather Statement issued November 23 at 5:44AM EST by NWS Charleston SC
Additional Details Here.
An area of low clouds and fog will spread into Charleston, Berkeley and Dorchester Counties this morning as a cold front drops south through the area. The fog could become locally dense at times with visibilities dropping to 1/4 mile or less. Conditions will quickly improve by mid-morning as the front sinks into Southeast Georgia. Motorists should be alert to rapidly changing conditions. In addition, mariners on inland waterways such as the Intracoastal Waterway and Lake Moultrie should be prepared for low visibilities. Use fog signals if necessary.
November 23, 2025 at 11:00 AM