| NWS Forecast for: 3 Miles S Mount St Helens WA Issued by: National Weather Service Portland, OR Last Update: 4:45 am PST Nov 18, 2025 |  |
| Overnight: A slight chance of rain and snow. Mostly cloudy, with a low around 0. Calm wind. Chance of precipitation is 20%. Tuesday: A chance of rain and snow before 8am, then a chance of rain. Cloudy, then gradually becoming mostly sunny, with a high near 3. Calm wind. Chance of precipitation is 40%. Little or no snow accumulation expected. Tuesday Night: A 10 percent chance of rain before 7pm. Mostly clear, with a low around 0. Calm wind becoming northeast 5 to 10 km/h after midnight. Wednesday: Mostly sunny, with a high near 6. East wind 14 to 16 km/h, with gusts as high as 34 km/h. Wednesday Night: A 40 percent chance of rain, mainly after 10pm. Mostly cloudy, with a low around 2. East wind 13 to 16 km/h, with gusts as high as 32 km/h. Thursday: A 50 percent chance of rain. Partly sunny, with a high near 7. Thursday Night: A 20 percent chance of rain. Partly cloudy, with a low around 3. Friday: A chance of rain. Partly sunny, with a high near 7. Friday Night: A chance of rain. Mostly cloudy, with a low around 4. Saturday: Rain likely, mainly after 10am. Mostly cloudy, with a high near 7. Saturday Night: Rain likely. Mostly cloudy, with a low around 4. Sunday: Rain likely. Mostly cloudy, with a high near 6. Sunday Night: Rain likely, possibly mixed with snow. Mostly cloudy, with a low around 2. Monday: Rain and snow. Mostly cloudy, with a high near 3. | |
| 3 Miles S Mount St Helens WA 46.14°N 122.17°W (Elev. 2710 m) | |
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