NWS Forecast for: Mount St Helens WA
Issued by: National Weather Service Portland, OR
Last Update: 6:02 pm PDT Oct 15, 2019


Tonight: Snow likely, mainly after 11pm. Mostly cloudy, with a low around 35. Windy, with a south wind 17 to 26 mph, with gusts as high as 36 mph. Chance of precipitation is 60%. Total nighttime snow accumulation of less than a half inch possible.

Wednesday: Rain before 5pm, then rain, possibly mixed with snow. The rain could be heavy at times. High near 37. Very windy, with a south wind 27 to 32 mph decreasing to 20 to 25 mph in the morning. Winds could gust as high as 43 mph. Chance of precipitation is 100%. New snow accumulation of less than a half inch possible.

Wednesday Night: Snow, possibly mixed with rain. The snow could be heavy at times. Low around 33. Windy, with a southwest wind 20 to 25 mph, with gusts as high as 36 mph. Chance of precipitation is 100%. New snow accumulation of 3 to 5 inches possible.

Thursday: Snow, possibly mixed with rain, becoming all snow after 4pm. The snow could be heavy at times. Some thunder is also possible. High near 35. Breezy, with a southwest wind 16 to 20 mph, with gusts as high as 29 mph. Chance of precipitation is 100%. New snow accumulation of 7 to 11 inches possible.

Thursday Night: Snow before midnight, then snow, possibly mixed with rain. The snow could be heavy at times. Some thunder is also possible. Low around 31. Windy, with a southwest wind 15 to 24 mph, with gusts as high as 34 mph. Chance of precipitation is 100%. New snow accumulation of 9 to 13 inches possible.

Friday: Snow. The snow could be heavy at times. Some thunder is also possible. High near 34. Chance of precipitation is 100%. New snow accumulation of 10 to 16 inches possible.

Friday Night: Snow showers. Some thunder is also possible. Low around 30. Chance of precipitation is 100%. New snow accumulation of 10 to 16 inches possible.

Saturday: Snow. Cloudy, with a high near 35. Breezy.

Saturday Night: Snow likely. Mostly cloudy, with a low around 30. Breezy.

Sunday: Snow. Cloudy, with a high near 38.

Sunday Night: Rain and snow likely. Cloudy, with a low around 34.

Monday: Rain likely. Mostly cloudy, with a high near 43.

Monday Night: Rain. Mostly cloudy, with a low around 35. Breezy.

Tuesday: A chance of rain. Mostly cloudy, with a high near 40.



Mount St Helens WA
 46.2°N 122.21°W (Elev. 6598 ft)

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