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Soliciting feedback on the Experimental Probabilistic Quantitative Precipitation Forecast (PQPF) Webpages through November 21, 2025

Current conditions at

Mt. St. Helens - Coldwater (MSH33)

Lat: 46.30333°NLon: 122.26503°WElev: 3260.0ft.

57°F

14°C

Humidity	73%
Wind Speed	E 0 MPH
Barometer	NA
Dewpoint	48°F (9°C)
Visibility	NA
Last update	29 Sep 12:00 AM PDT

More Information:

Local Forecast Office More Local Wx 3 Day History Hourly Weather Forecast

Extended Forecast for

2 Miles N Mount St Helens WA

Tonight
Low: 40 °F
Chance
Showers then
Slight Chance
Showers
Tuesday
High: 46 °F
Breezy.
Partly Sunny
then Heavy
Rain
Tuesday Night
Low: 41 °F
Showers and
Breezy
Wednesday
High: 44 °F
Showers and
Breezy
Wednesday Night
Low: 41 °F
Showers
Thursday
High: 44 °F
Showers
Thursday Night
Low: 41 °F
Chance
Showers then
Mostly Cloudy
Friday
High: 47 °F
Slight Chance
Showers
Friday Night
Low: 42 °F
Chance
Showers

Detailed Forecast

Tonight

A chance of showers and thunderstorms before midnight, then a slight chance of showers between midnight and 1am. Snow level 7800 feet lowering to 6000 feet after midnight . Mostly cloudy, with a low around 40. Southwest wind 5 to 11 mph, with gusts as high as 18 mph. Chance of precipitation is 50%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

Tuesday

Showers, mainly after 3pm. The rain could be heavy at times. Snow level 5800 feet rising to 7000 feet in the afternoon. High near 46. Breezy, with a south wind 14 to 17 mph, with gusts as high as 24 mph. Chance of precipitation is 80%. New precipitation amounts between a half and three quarters of an inch possible.

Tuesday Night

Showers, with thunderstorms also possible after 11pm. Snow level 7300 feet lowering to 6700 feet after midnight . Low around 41. Breezy, with a south wind 14 to 16 mph, with gusts as high as 24 mph. Chance of precipitation is 100%. New rainfall amounts between 1 and 2 inches possible.

Wednesday

Showers, with thunderstorms also possible after 2pm. Snow level 6600 feet. High near 44. Breezy, with a south wind 11 to 15 mph, with gusts as high as 23 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.

Wednesday Night

Showers. Snow level 6600 feet. Low around 41. South wind 9 to 13 mph, with gusts as high as 21 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

Thursday

Showers, with thunderstorms also possible after 11am. Snow level 6700 feet. High near 44. Chance of precipitation is 90%.

Thursday Night

A 50 percent chance of showers before 11pm. Snow level 6900 feet. Mostly cloudy, with a low around 41.

Friday

A slight chance of showers. Snow level 6900 feet. Mostly sunny, with a high near 47.

Friday Night

A chance of showers, mainly after 11pm. Mostly cloudy, with a low around 42.

Saturday

A chance of rain showers before 11am, then a chance of rain and snow showers between 11am and 2pm, then a chance of rain showers after 2pm. Snow level 7100 feet lowering to 6600 feet. Partly sunny, with a high near 44.

Saturday Night

A slight chance of showers. Snow level 6800 feet lowering to 6100 feet after midnight . Mostly cloudy, with a low around 40.

Sunday

Mostly sunny, with a high near 49.

Sunday Night

Mostly clear, with a low around 41.

Monday

Sunny, with a high near 53.