National Weather Service United States Department of Commerce

Heavy rain and mountain snow across the northwestern U.S. this weekend

A Pacific storm system will continue to impact the West Coast through Sunday. Heavy rainfall could lead to flash flooding, river and small stream flooding, as well as mudslides and debris flows, especially over burn scars. At higher elevations, strong winds and heavy snowfall, with accumulations of 1 to 3 feet, could result in hazardous travel through mountain passes.
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Current Conditions

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Charleston SC

7 Day Forecast

For More Weather Information:

Charleston, SC Local Forecast Office

Tonight

Chance Rain Chance for Measurable Precipitation 30%

Chance
Rain

Low: 47 °F

Sunday

Chance Rain Chance for Measurable Precipitation 40%

Chance
Rain

High: 55 °F

Sunday
Night

Rain Chance for Measurable Precipitation 80%

Rain

Low: 49 °F

Monday

Rain Chance for Measurable Precipitation 80%

Rain

High: 57 °F

Monday
Night

Chance Rain Chance for Measurable Precipitation 50%

Chance
Rain

Low: 51 °F

Tuesday

Showers Chance for Measurable Precipitation 80%

Showers

High: 63 °F

Tuesday
Night

Showers Likely Chance for Measurable Precipitation 70%

Showers
Likely

Low: 58 °F

Wednesday

Showers Likely Chance for Measurable Precipitation 70%

Showers
Likely

High: 66 °F

Wednesday
Night

Partly Cloudy

Partly
Cloudy

Low: 40 °F

Detailed Forecast

  • Tonight A chance of rain or drizzle, mainly between 1am and 2am, then a chance of drizzle. Patchy fog after 10pm. Otherwise, cloudy, with a low around 47. Northeast wind around 9 mph. Chance of precipitation is 30%.
  • Sunday A chance of drizzle, then a chance of rain, mainly after 4pm. Patchy fog before 4pm. Otherwise, cloudy, with a high near 55. Northeast wind 9 to 13 mph. Chance of precipitation is 40%.
  • Sunday Night Rain, mainly after 10pm. Patchy fog after 9pm. Low around 49. Northeast wind around 8 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
  • Monday Rain, mainly before 10am. Patchy fog before 10am. High near 57. North wind 7 to 9 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
  • Monday Night A chance of rain. Patchy fog after 10pm. Otherwise, cloudy, with a low around 51. North wind 6 to 8 mph. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch possible.
  • Tuesday Showers likely, then showers and possibly a thunderstorm after 10am. Patchy fog before 10am. High near 63. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
  • Tuesday Night Showers likely. Cloudy, with a low around 58. Chance of precipitation is 70%.
  • Wednesday Showers likely. Mostly cloudy, with a high near 66. Breezy. Chance of precipitation is 70%.
  • Wednesday Night Partly cloudy, with a low around 40.
  • Christmas Day Sunny, with a high near 56.
  • Thursday Night Mostly clear, with a low around 40.
  • Friday Sunny, with a high near 62.
  • Friday Night Mostly clear, with a low around 48.
  • Saturday Mostly sunny, with a high near 63.