National Weather Service United States Department of Commerce

Arctic Air Will Move Into U.S. This Week

Arctic air will move back into the central Plains, Great Lake States and Western U.S. this week. Winter Storm Warnings, Winter Weather Advisories and Wind Chill Advisories are in effect in many areas. Recent heavy rains across the lower Mississippi and Tennessee Valleys will shift into the Carolinas Monday. Rivers that came up over the weekend will recede across portions of the South.
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Hazardous Weather Conditions

Current Conditions

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Saint Simons Island GA

7 Day Forecast

For More Weather Information:

Jacksonville, FL Local Forecast Office

Tonight

Dense Fog

Dense
Fog

Low: 15 °C

Monday

Chance Showers Chance for Measurable Precipitation 40%

Chance
Showers

High: 21 °C

Monday
Night

Chance Showers Chance for Measurable Precipitation 50%

Chance
Showers

Low: 14 °C

Tuesday

Slight Chance Showers Chance for Measurable Precipitation 20%

Slight Chc
Showers

High: 19 °C

Tuesday
Night

Partly Cloudy

Partly
Cloudy

Low: 9 °C

Wednesday

Slight Chance Showers Chance for Measurable Precipitation 20%

Slight Chc
Showers

High: 16 °C

Wednesday
Night

Partly Cloudy

Partly
Cloudy

Low: 6 °C

New Year's
Day

Mostly Sunny

Mostly
Sunny

High: 15 °C

Thursday
Night

Partly Cloudy

Partly
Cloudy

Low: 7 °C

Detailed Forecast

  • Tonight Areas of dense fog. Otherwise, mostly cloudy, with a low around 15. Southwest wind around 11 km/h.
  • Monday A 40 percent chance of showers, mainly after 1pm. Areas of dense fog before 10am. Otherwise, mostly cloudy, with a high near 21. Southwest wind 8 to 10 km/h.
  • Monday Night A 50 percent chance of showers, mainly before 4am. Mostly cloudy, with a low around 14. West wind 5 to 11 km/h.
  • Tuesday A 20 percent chance of showers before 1pm. Partly sunny, with a high near 19. North wind 11 to 13 km/h.
  • Tuesday Night Partly cloudy, with a low around 9. North wind 16 to 18 km/h.
  • Wednesday A 20 percent chance of showers after 1pm. Partly sunny, with a high near 16.
  • Wednesday Night Partly cloudy, with a low around 6.
  • New Year's Day Mostly sunny, with a high near 15.
  • Thursday Night Partly cloudy, with a low around 7.
  • Friday A 20 percent chance of showers. Partly sunny, with a high near 18.
  • Friday Night A 20 percent chance of showers. Mostly cloudy, with a low around 12.
  • Saturday A 20 percent chance of showers. Partly sunny, with a high near 22.
  • Saturday Night A 30 percent chance of showers. Mostly cloudy, with a low around 14.
  • Sunday A 20 percent chance of showers. Mostly cloudy, with a high near 21.