– Lat/Long: 48.91° N 122.22° W
Sumas Mountain Weather Forecast
Cascade Range · United StatesIssued: 10 pm Sun 25 Oct Local Time
Updates in:
Update imminent hr min s
Issued: 10 pm Sun 25 Oct Local Time
Updates in:
Update imminent hr min s
2 Sumas Mountain Elevations: 2 Forecast Elevations: Days 1–4 Weather SummaryMild with light rain (total 4mm) on Mon morning Becoming colder with a light covering of snow, mostly falling on Wed afternoon. Freeze-thaw conditions (max 6°C on Sun night, min 0°C on Wed morning). Winds increasing (calm on Mon morning, fresh winds from the SW by Tue afternoon). | Days 5–7 Weather SummaryA dusting of new snow. Freeze-thaw conditions (max 4°C on Sat afternoon, min 0°C on Wed night). Wind will be generally light. | |||||||||||||||
Monday 26 | Tuesday 27 | Wednesday 28 | Thursday 29 | Friday 30 | ||||||||||||
night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  | |  | | |  |  |  | |  |  |  | |  | | |
rain shwrs | light rain | light rain | light rain | light rain | light rain | light snow | snow shwrs | light snow | light snow | some clouds | cloudy | some clouds | cloudy | clear | some clouds | |
Cloud base (m) | 1900 | 850 | 400 | 450 | 350 | 500 | 350 | 300 | 600 | 150 | 650 | 900 | 3050 | 600 | 250 | 1750 |
km/h | ||||||||||||||||
 |  |  |  |  |  | |||||||||||
 cm | — | — | — | — | — | — | 2 | 1 | 2 | 1 | — | — | — | — | — | — |
mm | 0.1 | 0.9 | 0.8 | 1.6 | 0.6 | 0.4 | — | — | — | — | — | — | — | — | — | — |
max °C | 6 | 4 | 3 | 3 | 2 | 2 | 1 | 1 | 2 | 1 | 1 | 3 | 2 | 0 | 2 | 2 |
min °C | 5 | 3 | 3 | 3 | 2 | 2 | 1 | 0 | 1 | 0 | 0 | 2 | 0 | 0 | 1 | 1 |
chill °C | 2 | 3 | 1 | 0 | -2 | -4 | -5 | 0 | -1 | -2 | -3 | -1 | -4 | -2 | -3 | -2 |
Freezing level m | 2000 | 1600 | 1600 | 1550 | 1300 | 1300 | 1150 | 1200 | 1200 | 1150 | 1250 | 1450 | 1400 | 1050 | 1250 | 1500 |
 | — | 7:45 | — | — | 7:47 | — | — | 7:48 | — | — | 7:50 | — | — | 7:52 | — | — |
 | — | — | 5:59 | — | — | 5:57 | — | — | 5:54 | — | — | 5:52 | — | — | 5:52 | — |
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Sumas Mountain Weather (Days 0-3):
The weather forecast for Sumas Mountain is: Mild with light rain (total 4mm) on Mon morning Becoming colder with a light covering of snow, mostly falling on Wed afternoon. Freeze-thaw conditions (max 6°C on Sun night, min 0°C on Wed morning). Winds increasing (calm on Mon morning, fresh winds from the SW by Tue afternoon).
Sumas Mountain Weather (Days 3-6):
A dusting of new snow. Freeze-thaw conditions (max 4°C on Sat afternoon, min 0°C on Wed night). Wind will be generally light.
This table gives the weather forecast for Sumas Mountain at the specific elevation of 1045 m. Our advanced weather models allow us to provide distinct weather forecasts for several elevations of Sumas Mountain. 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 |
|---|---|---|---|---|---|
Abbotsford Airport |  | ||||
Abbotsford A- BC | |||||
Bellingham Airport |  | ||||
* 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.