National Weather Service United States Department of Commerce

A stalled frontal boundary and ample monsoonal moisture will lead to flash flood potential from the Great Basin to the Great Plains tonight and Tuesday

A stalled frontal boundary will set up along the southern and central Rockies for the next couple of days providing focus for showers and thunderstorms. In addition, ample monsoonal moisture will stream in across the southwest bringing enough moisture to introduce a flash flood threat from the Great Basin and Southwest eastward across the central and southern Rockies into the adjacent Plains.
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Hazardous Weather Conditions

Current Conditions

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7 Miles SW Mount Washington NH

7 Day Forecast

For More Weather Information:

Gray/Portland, ME Local Forecast Office

Tonight

Chance Showers Chance for Measurable Precipitation 50%

Chance
Showers

Low: 50 °F

Tuesday

Areas Fog

Areas
Fog

High: 64 °F

Tuesday
Night

Partly Cloudy

Partly
Cloudy

Low: 51 °F

Wednesday

Mostly Sunny

Mostly
Sunny

High: 67 °F

Wednesday
Night

Partly Cloudy

Partly
Cloudy

Low: 54 °F

Thursday

Chance Thunderstorms Chance for Measurable Precipitation 30%

Chance
Thunderstorms

High: 68 °F

Thursday
Night

Partly Cloudy

Partly
Cloudy

Low: 54 °F

Friday

Mostly Sunny

Mostly
Sunny

High: 70 °F

Friday
Night

Mostly Cloudy

Mostly
Cloudy

Low: 56 °F

Detailed Forecast

  • Tonight A 50 percent chance of showers and thunderstorms. Areas of fog. Otherwise, cloudy, with a low around 50. Southwest wind 5 to 10 mph becoming west after midnight. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
  • Tuesday Areas of fog before 9am. Otherwise, mostly sunny, with a high near 64. West wind around 10 mph.
  • Tuesday Night Partly cloudy, with a low around 51. West wind around 5 mph becoming calm after midnight.
  • Wednesday Mostly sunny, with a high near 67. South wind around 5 mph.
  • Wednesday Night Partly cloudy, with a low around 54. South wind around 5 mph.
  • Thursday A 30 percent chance of showers and thunderstorms. Partly sunny, with a high near 68.
  • Thursday Night Partly cloudy, with a low around 54.
  • Friday Mostly sunny, with a high near 70.
  • Friday Night Mostly cloudy, with a low around 56.
  • Saturday A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 70.
  • Saturday Night Mostly cloudy, with a low around 58.
  • Sunday Partly sunny, with a high near 72.
  • Sunday Night A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 58.
  • Monday A 30 percent chance of showers and thunderstorms. Partly sunny, with a high near 72.