Mountain Peak

Mount Saint Helens peak

Cascade Range, Washington 8,364 ft
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Range
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Mount Saint Helens rises to 8,364 ft in Pacific-Ranges within the Cascade Range range.

Rising to an elevation of 8,363 feet, it is one of the most active volcanoes in the region. The mountain is known for its large size, with a base diameter of approximately 5 miles and a volume of around 2.4 cubic miles. Its symmetrical cone shape is a result of successive lava flows, ash, and rock deposits over thousands of years.

During the winter season, Mount Saint Helens receives a significant amount of snowfall. Snowpack accumulation can vary depending on the year, but on average, it ranges from 10 to 15 feet. This makes it a popular destination for winter sports enthusiasts, including skiers and snowboarders.

Several creeks and rivers are fed by the runoff from the mountain's snow and glaciers. The most notable among these is the Toutle River, which originates from the slopes of Mount Saint Helens and flows through the surrounding valleys. It has historically experienced lahars (volcanic mudflows) during major eruptions, posing significant hazards to downstream communities.

The name Mount Saint Helens was given to the volcano by British explorer George Vancouver in 1792, honoring a fellow British diplomat named Alleyne Fitzherbert, who held the title of Baron St. Helens. Interestingly, the mountain also has a rich history of Native American legends and lore. The indigenous Cowlitz people believed that the mountain was inhabited by powerful spirits and played a central role in their cultural mythology.

Overall, Mount Saint Helens' majestic size, winter snowpack, and ecological impact on nearby waterways make it a captivating and geologically significant peak in the Pacific Ranges.

For trail conditions and access, search Wikipedia or the local land manager's site. Browse other peaks in the Pacific-Ranges range.

StateWASHINGTON
RangeCascade Range
Elevation8,364 ft
Latitude46.1978°
Longitude-122.1910°
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Regional snowpack

Snowpack near Mount Saint Helens

Snow water equivalent and snowpack depth at SNOTEL stations near the peak. Best proxy for what's currently sitting on the summit.

Regional streamflow

Streamflow near Mount Saint Helens

USGS streamgauges in the basin drained by this peak. Spring snowmelt from the summit feeds these flows.

Detailed forecast

Plan around incoming weather

Same NOAA / yr.no feed Snoflo's iOS app uses. Watch the precipitation column -- snow at this elevation typically lags the radar signature by a few hours.

Hourly detail

Next 5 days, hour by hour

Temperature line with weather symbols on top, snow + rain accumulation as columns, humidity as a dotted line.

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Deep dive

5-day forecast table

Every 3 hours, broken out across temperature, snow, rain, humidity, and wind.

TimeConditionTemp (°F)Snow (in)Rain (in)Humidity (%)Wind (mps)Wind dir
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Long-term outlook

15-day forecast

Daily temperatures, snow, and rain projected over the next two weeks.

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Get Mount Saint Helens on your phone.

Save this peak as a favorite and get push alerts when storms move in, fresh snow falls upstream, or NWS issues a weather warning. Free, account optional.

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Snoflo Premium

Favorites and custom weather alerts are part of Snoflo Premium. Save peaks, set snowfall or wind thresholds, and get push alerts when conditions cross.

Set up an alert

Custom alerts are configured in the Snoflo iOS app. Open the app, navigate to this peak, and tap the bell icon to set thresholds for snowfall, temperature, or wind.

{# FAVORITE-LIMIT MODAL — fires when a non-premium user hits the 3-favorite cap. Mirrors the iOS PremiumGateSheet's .bookmarkLimit case: same copy direction (limit reached → unlimited with Premium), same primary CTA shape. Triggered from toggle_fave (pre-flight) and the 403 error handler. #} {# ALERTS-IN-APP MODAL — opened from the Account dropdown's "Alerts" link. Push-notification alerts (snow / flow / buoy / ski) are managed in the iOS app because they require APNs + device tokens; the webapp has no equivalent surface, so the right thing to do is point users at the App Store. Mirrors the per-gauge #sf-cp-alerts-modal popup on recChildFlow.html. #}