National Weather Service United States Department of Commerce

Rain, thunderstorms possible for parts of Texas and Gulf Coast; additional rain and mountain snow forecast out West

A developing storm system will bring rain and thunderstorms across parts of South Texas and the western Gulf Coast on Thursday. Some of the thunderstorms that develop late Thursday night into Friday have the potential to be severe. Meanwhile, additional rainfall and mountain snow is forecast for northern California and the Pacific Northwest.
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Current Conditions

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Mount St Helens WA

7 Day Forecast

For More Weather Information:

Portland, OR Local Forecast Office

Today

Snow Chance for Measurable Precipitation 100%

Snow

High: 39 °F

Tonight

Snow Chance for Measurable Precipitation 90%

Snow

Low: 30 °F

Saturday

Snow Chance for Measurable Precipitation 100%

Snow

High: 39 °F

Saturday
Night

Rain Chance for Measurable Precipitation 100%

Rain

Low: 34 °F

Sunday

Snow Chance for Measurable Precipitation 100%

Snow

High: 40 °F

Sunday
Night

Rain/Snow Chance for Measurable Precipitation 90%

Rain/Snow

Low: 34 °F

Monday

Rain/Snow Chance for Measurable Precipitation 80%

Rain/Snow

High: 42 °F

Monday
Night

Chance Rain

Chance
Rain

Low: 33 °F

Tuesday

Chance Snow

Chance
Snow

High: 38 °F

Detailed Forecast

  • Today Snow showers. High near 39. South southwest wind 9 to 11 mph. Chance of precipitation is 100%. Total daytime snow accumulation of 2 to 4 inches possible.
  • Tonight Snow. Low around 30. South wind 9 to 13 mph. Chance of precipitation is 90%. New snow accumulation of 3 to 5 inches possible.
  • Saturday Snow. The snow could be heavy at times. High near 39. Breezy, with a south wind 18 to 23 mph, with gusts as high as 29 mph. Chance of precipitation is 100%. New snow accumulation of 3 to 7 inches possible.
  • Saturday Night Rain. The rain could be heavy at times. Low around 34. Breezy, with a west southwest wind 21 to 23 mph, with gusts as high as 30 mph. Chance of precipitation is 100%. New precipitation amounts between 2 and 3 inches possible.
  • Sunday Snow. High near 40. Breezy, with a west wind 17 to 22 mph, with gusts as high as 29 mph. Chance of precipitation is 100%. Little or no snow accumulation expected.
  • Sunday Night Snow before 10pm, then rain and snow. Low around 34. Chance of precipitation is 90%. Little or no snow accumulation expected.
  • Monday Rain and snow showers. High near 42. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.
  • Monday Night A chance of rain. Cloudy, with a low around 33.
  • Tuesday A chance of snow. Cloudy, with a high near 38.
  • Tuesday Night Snow likely. Cloudy, with a low around 29.
  • Wednesday A chance of snow showers. Mostly cloudy, with a high near 34.
  • Wednesday Night A chance of snow showers. Partly cloudy, with a low around 28.
  • Christmas Day A slight chance of snow showers. Mostly sunny, with a high near 31.