Station Name: COOPER RIVER AT U.S. HWY 17 AT CHARLESTON, SC
Data Source: Water Data - usgc.gov

Elevation Above Sea Level: 0 feet

Nearest Address:
US Hwy 17
Mount Pleasant, SC 29464
Charleston County

GPS Coordinates: 32.80239835, -79.9100869

Nearby Water Temperatures

Fire Weather Watch issued March 27 at 6:51AM EDT until March 28 at 8:00PM EDT by NWS Charleston SC

Effective: Fri March 27, 2026, 6:51 AM
Expires: Fri March 27, 2026, 3:00 PM

...FIRE WEATHER WATCH REMAINS IN EFFECT FROM SATURDAY MORNING THROUGH SATURDAY EVENING DUE TO CRITICALLY LOW HUMIDITY, DRY FUELS AND GUSTY WINDS ACROSS THE SOUTH CAROLINA LOWCOUNTRY AND PORTIONS OF SOUTHEAST GEORGIA... * AFFECTED AREA...In Georgia, Jenkins, Screven, Candler, Bulloch, Effingham, Tattnall, Evans, Inland Bryan, Coastal Bryan, Inland Chatham, Coastal Chatham, Long, and Inland Liberty. In South Carolina, Allendale, Hampton, Inland Colleton, Dorchester, Inland Berkeley, Inland Jasper, Beaufort, Coastal Colleton, Charleston, Coastal Jasper, and Tidal Berkeley. * TIMING...From Saturday morning through Saturday evening. * WINDS...Northeast winds 10 to 20 mph with gusts up to 30 mph. * RELATIVE HUMIDITY...As low as 15 to 25 percent. * IMPACTS...Any fires that develop will spread rapidly. Outdoor burning is not recommended.

A Fire Weather Watch means that critical fire weather conditions are possible during the valid watch time. These conditions could promote the rapid spread of wildfires which could become life-threatening. Follow all fire restrictions. Avoid activities that could cause sparks.

Wind Advisory issued March 27 at 12:21PM EDT until March 28 at 2:00PM EDT by NWS Charleston SC

Effective: Fri March 27, 2026, 12:21 PM
Expires: Fri March 27, 2026, 8:30 PM

* WHAT...North winds 20 to 30 mph with gusts up to 40 mph expected. Gusts to 45 mph could occur along the beaches. * WHERE...In Georgia, Coastal Bryan, Coastal Chatham, Coastal Liberty, and Coastal McIntosh Counties. In South Carolina, Beaufort, Charleston, Coastal Colleton, and Coastal Jasper Counties. * WHEN...From 8 AM to 2 PM EDT Saturday. * IMPACTS...Gusty winds will blow around unsecured objects. Tree limbs could be blown down and a few power outages may result.

Winds this strong can make driving difficult, especially for high profile vehicles. Use extra caution. Secure outdoor objects.

Red Flag Warning issued March 27 at 11:44AM EDT until March 28 at 8:00PM EDT by NWS Charleston SC

Effective: Fri March 27, 2026, 11:44 AM
Expires: Fri March 27, 2026, 7:45 PM

...RED FLAG WARNING IN EFFECT FROM 8 AM TO 8 PM EDT SATURDAY DUE TO CRITICALLY LOW HUMIDITY, DRY FUELS AND GUSTY WINDS FOR PORTIONS OF SOUTHEAST GEORGIA, SOUTHEAST SOUTH CAROLINA, AND INLAND MCINTOSH... The National Weather Service in Charleston SC has issued a Red Flag Warning in effect from 8 AM to 8 PM EDT Saturday. * AFFECTED AREA...Portions of southeast Georgia and southeast South Carolina. * TIMING...From 8 AM to 8 PM EDT Saturday. * WINDS...Northeast winds 15 to 25 mph with gusts 30 to 40 mph. * RELATIVE HUMIDITY...As low as 15 to 25 percent. * IMPACTS...Any fires that develop will spread rapidly. Outdoor burning is not recommended.

Follow all fire restrictions. One less spark, one less wildfire. A Red Flag Warning is issued when weather conditions will promote rapid spread of fire which may become life-threatening. This does not mean there is a fire. It is important to have multiple ways to receive information from authorities.

Lake Wind Advisory issued March 27 at 6:46AM EDT until March 28 at 2:00PM EDT by NWS Charleston SC

Effective: Fri March 27, 2026, 6:46 AM
Expires: Fri March 27, 2026, 3:00 PM

* WHAT...North winds 20 to 25 knots with gusts up to 30 knots and waves 2 to 3 feet expected on Lake Moultrie. * WHERE...Lake Moultrie. * WHEN...From midnight tonight to 2 PM EDT Saturday. * IMPACTS...Strong winds and rough waves on Lake Moultrie will create hazardous conditions for small craft.

Boaters on Lake Moultrie should use extra caution since strong winds and rough waves can overturn small craft.

Lake Wind Advisory issued March 27 at 12:21PM EDT until March 28 at 2:00PM EDT by NWS Charleston SC

Effective: Fri March 27, 2026, 12:21 PM
Expires: Fri March 27, 2026, 8:30 PM

* WHAT...North winds 20 to 25 knots with gusts up to 30 knots and waves 2 to 3 feet expected on Lake Moultrie. * WHERE...Lake Moultrie. * WHEN...From midnight tonight to 2 PM EDT Saturday. * IMPACTS...Strong winds and rough waves on Lake Moultrie will create hazardous conditions for small craft.

Boaters on Lake Moultrie should use extra caution since strong winds and rough waves can overturn small craft.