National Weather Service United States Department of Commerce

More precipation for the Pacific Northwest on Sunday

Another quiet day for most of the county on Sunday, but wet and windy weather will remain in the Pacific Northwest and northern Rockies. In some of the higher elevations, the rain will change over to snow during the day on Sunday.
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Current Conditions

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Collinsville IL

7 Day Forecast

For More Weather Information:

Saint Louis, MO Local Forecast Office

Tonight

Clear

Clear

Low: 50 °F

Sunday

Sunny

Sunny

High: 78 °F

Sunday
Night

Mostly Clear

Mostly
Clear

Low: 61 °F

Monday

Mostly Sunny

Mostly
Sunny

High: 84 °F

Monday
Night

Chance Showers Chance for Measurable Precipitation 50%

Chance
Showers

Low: 58 °F

Tuesday

Chance Showers Chance for Measurable Precipitation 50%

Chance
Showers

High: 66 °F

Tuesday
Night

Partly Cloudy

Partly
Cloudy

Low: 43 °F

Wednesday

Sunny

Sunny

High: 59 °F

Wednesday
Night

Mostly Clear

Mostly
Clear

Low: 42 °F

Detailed Forecast

  • Tonight Clear, with a low around 50. Light and variable wind.
  • Sunday Sunny, with a high near 78. Calm wind becoming southeast 5 to 8 mph in the morning.
  • Sunday Night Mostly clear, with a low around 61. South wind around 7 mph.
  • Monday Mostly sunny, with a high near 84. South wind 8 to 15 mph, with gusts as high as 26 mph.
  • Monday Night A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 58. South wind 7 to 10 mph.
  • Tuesday A chance of showers. Partly sunny, with a high near 66. Chance of precipitation is 50%.
  • Tuesday Night Partly cloudy, with a low around 43.
  • Wednesday Sunny, with a high near 59.
  • Wednesday Night Mostly clear, with a low around 42.
  • Thursday Mostly sunny, with a high near 62.
  • Thursday Night Partly cloudy, with a low around 44.
  • Friday Mostly sunny, with a high near 53.
  • Friday Night Partly cloudy, with a low around 37.
  • Saturday Mostly sunny, with a high near 52.