– Lat/Long: 46.20° N 122.18° W
Mount Saint Helens Weather Forecast
Cascade Range · United StatesIssued: 4 am Fri 16 Oct Local Time
Updates in:
Update imminent hr min s
Issued: 4 am Fri 16 Oct Local Time
Updates in:
Update imminent hr min s
3 Mount Saint Helens Elevations: 3 Forecast Elevations: Days 1–3 Weather SummarySome drizzle, heaviest during Sat morning. Very mild (max 15°C on Fri morning, min 1°C on Sat morning). Winds decreasing (fresh winds from the WSW on Fri night, calm by Sun morning). | Days 4–6 Weather SummaryMostly dry. Mild temperatures (max 8°C on Wed afternoon, min 1°C on Mon night). Wind will be generally light. | |||||||||||||||||
Friday 16 | Saturday 17 | Sunday 18 | Monday 19 | Tuesday 20 | Wednesday 21 | |||||||||||||
AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 | |  |  | |  |  | |  |  | |  | | | | | | | |
clear | clear | rain shwrs | rain shwrs | clear | clear | cloudy | cloudy | some clouds | some clouds | cloudy | cloudy | some clouds | clear | clear | clear | clear | clear | |
Cloud base (m) | 9550 | 9200 | 9150 | 750 | 800 | 6750 | 5550 | 4500 | 4450 | 3450 | 2500 | 3250 | 8550 | |||||
km/h | ||||||||||||||||||
 |  |  |  |  |  | |||||||||||||
 cm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
mm | — | — | 0.4 | 1.4 | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
max °C | 15 | 13 | 12 | 2 | 2 | 3 | 4 | 5 | 5 | 3 | 3 | 2 | 2 | 5 | 7 | 7 | 8 | 8 |
min °C | 14 | 13 | 4 | 1 | 1 | 1 | 4 | 5 | 4 | 2 | 2 | 1 | 2 | 4 | 5 | 6 | 8 | 7 |
chill °C | 13 | 12 | -2 | -6 | -5 | -3 | 4 | 3 | 0 | -2 | -2 | -2 | 0 | 3 | 3 | 4 | 5 | 5 |
Freezing level m | 4100 | 4050 | 3500 | 2350 | 2700 | 2800 | 3300 | 3250 | 3200 | 2650 | 2450 | 2350 | 2400 | 2700 | 3050 | 3000 | 3150 | 3250 |
 | 7:26 | — | — | 7:28 | — | — | 7:28 | — | — | 7:30 | — | — | 7:31 | — | — | 7:33 | — | — |
 | — | 6:21 | — | — | 6:19 | — | — | 6:16 | — | — | 6:15 | — | — | 6:14 | — | — | 6:12 | — |
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Mount Saint Helens Weather (Days 0-3):
The weather forecast for Mount Saint Helens is: Some drizzle, heaviest during Sat morning. Very mild (max 15°C on Fri morning, min 1°C on Sat morning). Winds decreasing (fresh winds from the WSW on Fri night, calm by Sun morning).
Mount Saint Helens Weather (Days 3-6):
Mostly dry. Mild temperatures (max 8°C on Wed afternoon, min 1°C on Mon night). Wind will be generally light.
This table gives the weather forecast for Mount Saint Helens at the specific elevation of 2000 m. Our advanced weather models allow us to provide distinct weather forecasts for several elevations of Mount Saint Helens. To see the weather forecasts for the other elevations, use the tab navigation above the table. For a wider overview of the weather, consult the Weather Map of Washington.
| Weather Station | Temp. | Weather | Wind | Gusts | Cloud / Visibility |
|---|---|---|---|---|---|
Kelso Longveiw Airport |  | ||||
BUOY-KLMW1 | |||||
BUOY-LOPW1 | |||||
| |||||
Vancouver Airport | | ||||
PortlandInt.-Or. | |||||
| |||||
Portland Airport | | ||||
Ken Jernstedt Airfield - Hood River (Oregon) | | ||||
|
* NOTE: not all weather observatories update at the same frequency which is the reason why some locations may show data from stations that are further away than known closer ones.
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