National Weather Service United States Department of Commerce

Heavy rain and mountain snow across the northwestern U.S. this weekend

A Pacific storm system will continue to impact the West Coast through Sunday. Heavy rainfall could lead to flash flooding, river and small stream flooding, as well as mudslides and debris flows, especially over burn scars. At higher elevations, strong winds and heavy snowfall, with accumulations of 1 to 3 feet, could result in hazardous travel through mountain passes.
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Current Conditions

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5 Miles SSE Grantsville MD

7 Day Forecast

For More Weather Information:

Pittsburgh, PA Local Forecast Office

Overnight

Slight Chance Light Snow Chance for Measurable Precipitation 20%

Slight Chc
Light Snow

Low: 23 °F

Sunday

Mostly Cloudy

Mostly
Cloudy

High: 35 °F

Sunday
Night

Mostly Cloudy

Mostly
Cloudy

Low: 26 °F

Monday

Slight Chance Showers Chance for Measurable Precipitation 20%

Slight Chc
Showers

High: 40 °F

Monday
Night

Slight Chance Rain/Snow Chance for Measurable Precipitation 20%

Slight Chc
Rain/Snow

Low: 33 °F

Tuesday

Chance Rain Chance for Measurable Precipitation 40%

Chance
Rain

High: 44 °F

Tuesday
Night

Rain Chance for Measurable Precipitation 80%

Rain

Low: 39 °F

Wednesday

Rain Chance for Measurable Precipitation 80%

Rain

High: 45 °F

Wednesday
Night

Rain/Snow Likely Chance for Measurable Precipitation 70%

Rain/Snow
Likely

Low: 30 °F

Detailed Forecast

  • Overnight A slight chance of light snow before 3am. Cloudy, with a low around 23. Calm wind becoming west around 5 mph. Chance of precipitation is 20%.
  • Sunday Mostly cloudy, with a high near 35. Light and variable wind.
  • Sunday Night Mostly cloudy, with a low around 26. Light southeast wind increasing to 5 to 9 mph in the evening.
  • Monday A slight chance of showers after 4pm. Mostly cloudy, with a high near 40. Southeast wind 8 to 11 mph. Chance of precipitation is 20%.
  • Monday Night A slight chance of rain showers before 2am, then a slight chance of rain and snow showers. Cloudy, with a low around 33. Southeast wind 7 to 9 mph. Chance of precipitation is 20%.
  • Tuesday A chance of rain, mainly after 3pm. Cloudy, with a high near 44. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.
  • Tuesday Night Rain, mainly after 7pm. Low around 39. Chance of precipitation is 80%.
  • Wednesday Rain. High near 45. Chance of precipitation is 80%.
  • Wednesday Night Rain and snow likely. Cloudy, with a low around 30. Breezy. Chance of precipitation is 70%.
  • Christmas Day A chance of snow showers. Cloudy, with a high near 35. Breezy. Chance of precipitation is 50%.
  • Thursday Night Mostly cloudy, with a low around 32. Breezy.
  • Friday Mostly cloudy, with a high near 42. Breezy.
  • Friday Night A chance of snow showers. Mostly cloudy, with a low around 33. Chance of precipitation is 30%.
  • Saturday A chance of snow showers. Mostly cloudy, with a high near 33. Chance of precipitation is 30%.