Charleston County

Alerts in effect

Alerts covering all or part of Charleston County.

• Dense Fog Advisorymoderate

  Allendale; Hampton; Inland Colleton; Dorchester; Inland Berkeley; Coastal Colleton; Charleston; Tidal Berkeley

  NWS Charleston SC · until Oct 2, 9:00 AM EDT

Outlook for the days ahead

• Excessive Rainfall Outlook, Day 2: Marginal (At Least 5%) until Oct 4, 12:00 PM UTC · Weather Prediction Center
• Severe Thunderstorm Outlook, Day 1: General Thunderstorms Risk until Oct 3, 12:00 PM UTC · Storm Prediction Center
• Severe Thunderstorm Outlook, Day 2: General Thunderstorms Risk until Oct 4, 12:00 PM UTC · Storm Prediction Center
• Severe Thunderstorm Outlook, Day 3: General Thunderstorms Risk until Oct 5, 12:00 PM UTC · Storm Prediction Center
• Excessive Rainfall Outlook, Day 1: no risk area over Charleston County until Oct 3, 12:00 PM UTC · Weather Prediction Center
• Excessive Rainfall Outlook, Day 3: no risk area over Charleston County until Oct 4, 12:00 PM UTC · Weather Prediction Center
• Excessive Rainfall Outlook, Day 4: no risk area over Charleston County until Oct 6, 12:00 PM UTC · Weather Prediction Center
• Excessive Rainfall Outlook, Day 5: no risk area over Charleston County until Oct 7, 12:00 PM UTC · Weather Prediction Center

Rainfall forecast

• Day 1 (24 hours): highest in Charleston County, 0.1 to 0.25 inches issued Oct 2, 5:41 AM UTC · Weather Prediction Center
• Days 1–3 (72 hours): highest in Charleston County, 1.75 to 2 inches issued Oct 2, 5:53 AM UTC · Weather Prediction Center
• Days 1–7: highest in Charleston County, 3 to 4 inches issued Oct 2, 5:54 AM UTC · Weather Prediction Center

River gauges

• Cooper River at Charleston Harbor (IN MLLW)
  NowNo flooding3.43 ftOct 2, 3:24 AM EDTForecastAction stage6.7 ftOct 2, 1:00 PM EDT
• Ashley River near North Charleston (IN MLLW)
  NowFlood stages not defined4.28 ftOct 2, 3:30 AM EDT
• Church Creek near West Ashley
  NowNo flooding2.05 ftOct 2, 3:25 AM EDT
• Cooper River at North Charleston (IN MLLW)
  NowFlood stages not defined4.93 ftOct 2, 2:45 AM EDT
• Horlbeck Creek near Mount Pleasant
  NowObservation not current
• Kiawah River at Kiawah Island (IN MLLW)
  NowFlood stages not defined3.65 ftOct 2, 3:15 AM EDT
• Shem Creek near Mount Pleasant
  NowFlood stages not defined2.9 ftOct 2, 3:05 AM EDT
• Skrine Creek near McClellanville (IN MLLW)
  NowFlood stages not defined11.94 ftOct 2, 2:15 AM EDT