National Weather Service United States Department of Commerce

Storm system to bring winter weather from the Plains to New England through Monday

A storm system spinning over the central U.S. will set the stage for a widespread precipitation event across the central and eastern U.S. through Monday. A wide swath of accumulating snow will extend from Nebraska to New England. Just to the south of this area of snow, marginal temps will lead to the possibility of a transition zone of sleet and freezing rain.
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Current Conditions

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3 Miles S Ontario Municipal OR

7 Day Forecast

For More Weather Information:

Boise, ID Local Forecast Office

Tonight

Increasing Clouds

Increasing
Clouds

Low: 24 °F

Sunday

Slight Chance Rain Chance for Measurable Precipitation 20%

Slight Chc
Rain

High: 39 °F

Sunday
Night

Rain/Snow Likely Chance for Measurable Precipitation 60%

Rain/Snow
Likely

Low: 29 °F

Monday

Rain/Snow Chance for Measurable Precipitation 80%

Rain/Snow

High: 42 °F

Monday
Night

Chance Rain Chance for Measurable Precipitation 40%

Chance
Rain

Low: 32 °F

Tuesday

Chance Rain Chance for Measurable Precipitation 30%

Chance
Rain

High: 43 °F

Tuesday
Night

Slight Chance Rain Chance for Measurable Precipitation 20%

Slight Chc
Rain

Low: 34 °F

Wednesday

Slight Chance Showers Chance for Measurable Precipitation 20%

Slight Chc
Showers

High: 45 °F

Wednesday
Night

Mostly Cloudy

Mostly
Cloudy

Low: 33 °F

Detailed Forecast

  • Tonight Increasing clouds, with a low around 24. West wind 3 to 6 mph.
  • Sunday A 20 percent chance of rain after 11am. Cloudy, with a high near 39. Southeast wind around 5 mph becoming calm in the afternoon.
  • Sunday Night Rain likely before 11pm, then a slight chance of rain and snow. Mostly cloudy, with a low around 29. Light and variable wind. Chance of precipitation is 60%. Little or no snow accumulation expected.
  • Monday A slight chance of snow before 11am, then rain. Patchy fog before 11am. High near 42. Calm wind. Chance of precipitation is 80%. Little or no snow accumulation expected.
  • Monday Night A 40 percent chance of rain. Mostly cloudy, with a low around 32. Light southeast wind.
  • Tuesday A 30 percent chance of rain. Partly sunny, with a high near 43.
  • Tuesday Night A 20 percent chance of rain. Mostly cloudy, with a low around 34.
  • Wednesday A 20 percent chance of showers. Partly sunny, with a high near 45.
  • Wednesday Night Mostly cloudy, with a low around 33.
  • Thursday Partly sunny, with a high near 42.
  • Thursday Night A 20 percent chance of rain. Mostly cloudy, with a low around 34.
  • Friday A 40 percent chance of rain. Partly sunny, with a high near 48.
  • Friday Night A 40 percent chance of rain. Mostly cloudy, with a low around 37.
  • Saturday A 30 percent chance of rain. Mostly cloudy, with a high near 49.