National Weather Service United States Department of Commerce

Unsettled weather forecast across eastern U.S.

A storm system moving across the Great Lakes will bring unsettled weather to parts of the eastern U.S. on Monday, with widespread rain is expected across much of the Northeast. Snow is likely across Wisconsin and the western Great Lakes. Snow is also expected across the central and northern Rockies Monday into Tuesday.
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Current Conditions

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Sumter SC

7 Day Forecast

For More Weather Information:

Columbia, SC Local Forecast Office

This
Afternoon

Chance Rain Chance for Measurable Precipitation 30%

Chance
Rain

High: 75 °F

Tonight

Chance Rain Chance for Measurable Precipitation 40%

Chance
Rain

Low: 56 °F

Tuesday

Rain Likely Chance for Measurable Precipitation 60%

Rain
Likely

High: 60 °F

Tuesday
Night

Rain Chance for Measurable Precipitation 100%

Rain

Low: 45 °F

Wednesday

Rain Chance for Measurable Precipitation 90%

Rain

High: 50 °F

Wednesday
Night

Partly Cloudy

Partly
Cloudy

Low: 34 °F

Thanksgiving
Day

Sunny

Sunny

High: 55 °F

Thursday
Night

Clear

Clear

Low: 30 °F

Friday

Sunny

Sunny

High: 51 °F

Detailed Forecast

  • This Afternoon A chance of rain, mainly before 1pm. Cloudy, with a high near 75. Southwest wind around 10 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
  • Tonight A chance of rain, mainly after 9pm. Mostly cloudy, with a low around 56. South wind around 7 mph. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.
  • Tuesday Rain likely, mainly after 3pm. Cloudy, with a high near 60. Northwest wind 5 to 7 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
  • Tuesday Night Rain. Low around 45. North wind 6 to 14 mph. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.
  • Wednesday Rain, mainly before 1pm. High near 50. Northwest wind 6 to 15 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
  • Wednesday Night Partly cloudy, with a low around 34.
  • Thanksgiving Day Sunny, with a high near 55.
  • Thursday Night Clear, with a low around 30.
  • Friday Sunny, with a high near 51.
  • Friday Night Mostly clear, with a low around 31.
  • Saturday Sunny, with a high near 58.
  • Saturday Night Mostly clear, with a low around 39.
  • Sunday Sunny, with a high near 65.