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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.

N/A

Humidity	73%
Wind Speed	E 0 MPH
Barometer	NA
Dewpoint	N/A
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

Overnight
Low: 36 °F
Rain/Snow and
Breezy
Sunday
High: 37 °F
Rain/Snow and
Windy
Sunday Night
Low: 35 °F
Breezy.
Rain/Snow
then Snow
Monday
High: 39 °F
Chance Snow
then Slight
Chance Snow
Monday Night
Low: 35 °F
Partly Cloudy
Tuesday
High: 48 °F
Mostly Sunny
Tuesday Night
Low: 40 °F
Partly Cloudy
Wednesday
High: 43 °F
Rain Likely
Wednesday Night
Low: 39 °F
Rain Likely

Detailed Forecast

Overnight

Rain before 1am, then rain, possibly mixed with snow. The rain could be heavy at times. Snow level 8800 feet lowering to 5400 feet. Low around 36. Breezy, with a west southwest wind 17 to 20 mph, with gusts as high as 29 mph. Chance of precipitation is 100%. Little or no snow accumulation expected.

Sunday

Rain and snow showers before 4pm, then snow showers between 4pm and 5pm, then snow showers, possibly mixed with rain after 5pm. Some thunder is also possible. Snow level 5200 feet. High near 37. Windy, with a west wind 20 to 23 mph, with gusts as high as 36 mph. Chance of precipitation is 100%. Little or no snow accumulation expected.

Sunday Night

Snow showers, possibly mixed with rain, becoming all snow after 8pm. Some thunder is also possible. Low around 35. Breezy, with a west wind 10 to 18 mph, with gusts as high as 28 mph. Chance of precipitation is 100%. Little or no snow accumulation expected.

Monday

A 50 percent chance of snow, mainly before 11am. Partly sunny, with a high near 39. West wind 5 to 7 mph becoming calm in the morning. Little or no snow accumulation expected.

Monday Night

Partly cloudy, with a low around 35. Calm wind becoming east southeast 5 to 8 mph after midnight.

Tuesday

Mostly sunny, with a high near 48.

Tuesday Night

Partly cloudy, with a low around 40.

Wednesday

Rain likely, mainly after 11am. Snow level 7500 feet lowering to 6900 feet in the afternoon . Mostly cloudy, with a high near 43.

Wednesday Night

Rain likely. Snow level 6600 feet. Mostly cloudy, with a low around 39.

Thursday

Rain likely. Snow level 6600 feet rising to 7500 feet in the afternoon. Mostly cloudy, with a high near 44.