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Onion Mountain

4,777
Elevation ft
322
Prominence ft
Pacific Northwest
Region
Routes · 0
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Weather Forecast
⚠️
Air Quality: Moderate · AQI 55
PM2.5: 11.7 μg/m³ · Check conditions before travel
5-Day Air Quality Forecast
Sat, Sep 26
43
Good
Today
57
Moderate
Tomorrow
61
Moderate
Tue, Sep 29
62
Moderate
Wed, Sep 30
63
Moderate
PM2.5 wildfire smoke threshold: 35 μg/m³ · Source: CAMS via Open-Meteo
7-Day Forecast
Sat, Sep 26
☁️
Overcast
58° / 38°
1%
💨8
Today
☁️
Overcast
58° / 47°
4%
💨11
Tomorrow
🌤️
Partly Cloudy
67° / 36°
💨7
Tue, Sep 29
☁️
Overcast
71° / 41°
💨7
Wed, Sep 30
🌤️
Partly Cloudy
71° / 41°
💨7
Thu, Oct 1
☁️
Overcast
59° / 39°
1%
💨8
Fri, Oct 2
🌤️
Partly Cloudy
65° / 34°
1%
💨7
Tap any day for hourly detail · Weather: Open-Meteo · Air Quality: CAMS via Open-Meteo · Updated hourly
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