National Weather Service United States Department of Commerce

Winter storm to bring heavy snow from the Plains to New England through Monday

A storm system in the central U.S. will push east setting the stage for a widespread precipitation event across the central and eastern U.S. through Monday. A wide swath of accumulating snow is forecast from Nebraska to New England. Just to the south of this area of snow, freezing rain is possible. Gusty winds and blowing snow could lead to blizzard conditions for parts of the Midwest.
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Current Conditions

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Canonsburg PA

7 Day Forecast

For More Weather Information:

Pittsburgh, PA Local Forecast Office

Today

Rain/Snow Chance for Measurable Precipitation 80%

Rain/Snow

High: 36 °F

Tonight

Snow/Sleet Chance for Measurable Precipitation 100%

Snow/Sleet

Low: 24 °F

Monday

Snow/Sleet Chance for Measurable Precipitation 80%

Snow/Sleet

High: 25 °FFalling Temperatures

Monday
Night

Mostly Cloudy

Mostly
Cloudy

Low: 3 °F

Tuesday

Partly Sunny

Partly
Sunny

High: 25 °F

Tuesday
Night

Slight Chance Snow Chance for Measurable Precipitation 20%

Slight Chc
Snow

Low: 20 °F

Wednesday

Chance Rain/Snow Chance for Measurable Precipitation 40%

Chance
Rain/Snow

High: 35 °F

Wednesday
Night

Chance Snow Chance for Measurable Precipitation 50%

Chance
Snow

Low: 10 °F

Thursday

Partly Sunny

Partly
Sunny

High: 19 °F

Detailed Forecast

  • Today Snow before 3pm, then rain and snow likely. High near 36. South wind around 5 mph becoming light and variable. Chance of precipitation is 80%. Total daytime snow accumulation of less than one inch possible.
  • Tonight Rain, snow, and sleet, becoming all rain after 10pm. Low around 24. Southeast wind 6 to 8 mph becoming southwest after midnight. Chance of precipitation is 100%. New snow and sleet accumulation of less than a half inch possible.
  • Monday Snow and sleet, becoming all snow after 11am. Temperature falling to around 17 by 5pm. Northwest wind 10 to 16 mph, with gusts as high as 26 mph. Chance of precipitation is 80%. New snow and sleet accumulation of 1 to 2 inches possible.
  • Monday Night Mostly cloudy, with a low around 3. Wind chill values as low as -4. Northwest wind 5 to 11 mph becoming southwest after midnight.
  • Tuesday Partly sunny, with a high near 25. Southwest wind 5 to 8 mph.
  • Tuesday Night A slight chance of snow after 2am. Mostly cloudy, with a low around 20. Chance of precipitation is 20%.
  • Wednesday A chance of snow before 2pm, then a chance of rain and snow. Cloudy, with a high near 35. Chance of precipitation is 40%.
  • Wednesday Night A chance of snow. Mostly cloudy, with a low around 10. Chance of precipitation is 50%.
  • Thursday Partly sunny, with a high near 19.
  • Thursday Night Partly cloudy, with a low around 4.
  • Friday Mostly sunny, with a high near 22.
  • Friday Night Mostly cloudy, with a low around 9.
  • Saturday Partly sunny, with a high near 30.