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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Hazardous Weather Conditions

Current Conditions

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Windham NH

7 Day Forecast

For More Weather Information:

Gray/Portland, ME Local Forecast Office

Overnight

Chance Snow Chance for Measurable Precipitation 50%

Chance
Snow

Low: 27 °F

Sunday

Snow Likely Chance for Measurable Precipitation 60%

Snow
Likely

High: 34 °F

Sunday
Night

Mostly Cloudy

Mostly
Cloudy

Low: 27 °F

Monday

Mostly Cloudy

Mostly
Cloudy

High: 38 °F

Monday
Night

Chance Rain/Snow Chance for Measurable Precipitation 40%

Chance
Rain/Snow

Low: 32 °F

Tuesday

Chance Rain/Snow Chance for Measurable Precipitation 50%

Chance
Rain/Snow

High: 42 °F

Tuesday
Night

Rain Likely Chance for Measurable Precipitation 60%

Rain
Likely

Low: 40 °F

Wednesday

Heavy Rain Chance for Measurable Precipitation 90%

Heavy
Rain

High: 53 °F

Wednesday
Night

Heavy Rain Chance for Measurable Precipitation 90%

Heavy
Rain

Low: 44 °F

Detailed Forecast

  • Overnight A 50 percent chance of snow showers, mainly after 2am. Cloudy, with a low around 27. North wind around 5 mph.
  • Sunday Snow showers likely, mainly before 10am. Cloudy, with a high near 34. North wind around 5 mph becoming calm. Chance of precipitation is 60%. New snow accumulation of less than one inch possible.
  • Sunday Night Mostly cloudy, with a low around 27. Calm wind.
  • Monday Mostly cloudy, with a high near 38. Calm wind becoming north around 5 mph.
  • Monday Night A chance of drizzle before 11pm, then a chance of rain and snow between 11pm and 5am, then a chance of snow after 5am. Cloudy, with a low around 32. Northeast wind around 5 mph. Chance of precipitation is 40%.
  • Tuesday A chance of snow before 8am, then a chance of rain and snow between 8am and 11am, then a chance of rain after 11am. Cloudy, with a high near 42. Chance of precipitation is 50%.
  • Tuesday Night Rain likely, mainly after 8pm. Cloudy, with a low around 40. Chance of precipitation is 60%.
  • Wednesday Rain. The rain could be heavy at times. High near 53. Chance of precipitation is 90%.
  • Wednesday Night Rain. The rain could be heavy at times. Low around 44. Chance of precipitation is 90%.
  • Christmas Day Showers. The rain could be heavy at times. High near 48. Chance of precipitation is 90%.
  • Thursday Night A 30 percent chance of showers. Partly cloudy, with a low around 31.
  • Friday Mostly sunny, with a high near 42.
  • Friday Night Partly cloudy, with a low around 30.
  • Saturday Partly sunny, with a high near 44.