National Weather Service United States Department of Commerce

While moderate snow winds down in the Northeast, heavy rainfall will develop across the Northwest

Moderate snow will begin tapering of throughout Thanksgiving Day across New England as the responsible coast low moves off eastern Canada by Friday morning. A weakening front will move into the Pacific Northwest Thanksgiving morning and dissipate bringing light to moderate rain to the Northwest Coast and parts of Northern California and elevation snow through Friday morning.
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Current Conditions

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Decatur IL

7 Day Forecast

For More Weather Information:

Lincoln, IL Local Forecast Office

Thanksgiving
Day

Decreasing Clouds

Decreasing
Clouds

High: 27 °F

Tonight

Mostly Cloudy

Mostly
Cloudy

Low: 17 °F

Friday

Decreasing Clouds

Decreasing
Clouds

High: 41 °F

Friday
Night

Partly Cloudy

Partly
Cloudy

Low: 34 °F

Saturday

Mostly Cloudy

Mostly
Cloudy

High: 54 °F

Saturday
Night

Mostly Cloudy

Mostly
Cloudy

Low: 45 °F

Sunday

Partly Sunny

Partly
Sunny

High: 58 °F

Sunday
Night

Mostly Cloudy

Mostly
Cloudy

Low: 27 °F

Monday

Mostly Sunny

Mostly
Sunny

High: 33 °F

Detailed Forecast

  • Thanksgiving Day Cloudy, then gradually becoming mostly sunny, with a high near 27. Northwest wind 8 to 13 mph, with gusts as high as 18 mph.
  • Tonight Mostly cloudy, with a low around 17. Northwest wind 5 to 7 mph becoming calm.
  • Friday Mostly cloudy, then gradually becoming sunny, with a high near 41. South wind 8 to 17 mph, with gusts as high as 28 mph.
  • Friday Night Partly cloudy, with a low around 34. South wind 11 to 14 mph.
  • Saturday Mostly cloudy, with a high near 54. South wind 11 to 14 mph.
  • Saturday Night Mostly cloudy, with a low around 45.
  • Sunday Partly sunny, with a high near 58.
  • Sunday Night Mostly cloudy, with a low around 27.
  • Monday Mostly sunny, with a high near 33.
  • Monday Night Partly cloudy, with a low around 23.
  • Tuesday Partly sunny, with a high near 39.
  • Tuesday Night Mostly cloudy, with a low around 30.
  • Wednesday Partly sunny, with a high near 41.