– Lat/Long: 48.91° N 122.22° W
Sumas Mountain Weather Forecast
Cascade Range · United StatesIssued: 10 am Thu 10 Sep Local Time
Updates in:
Update imminent hr min s
Issued: 10 am Thu 10 Sep Local Time
Updates in:
Update imminent hr min s
2 Sumas Mountain Elevations: 2 Forecast Elevations: Days 1–3 Weather SummaryMostly dry. Very mild (max 18°C on Sat afternoon, min 9°C on Thu night). Wind will be generally light. | Days 4–6 Weather SummaryMostly dry. Warm (max 20°C on Tue afternoon, min 10°C on Sun morning). Wind will be generally light. | |||||||||||||||||
Thursday 10 | Friday 11 | Saturday 12 | Sunday 13 | Monday 14 | Tuesday 15 | |||||||||||||
AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  |  | |  |  | | | | | | | | |  | | | | |
some clouds | clear | some clouds | some clouds | cloudy | cloudy | some clouds | cloudy | some clouds | some clouds | some clouds | some clouds | some clouds | some clouds | clear | clear | clear | clear | |
Cloud base (m) | 750 | 450 | 6200 | 3050 | 2450 | 3000 | 550 | 800 | 2200 | 850 | 750 | 6800 | ||||||
km/h | ||||||||||||||||||
 |  |  |  |  |  | |||||||||||||
 cm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
max °C | 15 | 17 | 13 | 12 | 15 | 13 | 17 | 18 | 14 | 13 | 15 | 12 | 12 | 15 | 13 | 17 | 20 | 16 |
min °C | 12 | 17 | 9 | 9 | 14 | 12 | 12 | 16 | 10 | 10 | 14 | 10 | 10 | 14 | 11 | 12 | 20 | 14 |
chill °C | 12 | 17 | 9 | 9 | 14 | 11 | 11 | 16 | 10 | 10 | 13 | 10 | 10 | 14 | 11 | 12 | 20 | 14 |
Freezing level m | 3300 | 3050 | 2550 | 2400 | 2650 | 2850 | 2750 | 2800 | 2800 | 2650 | 2650 | 3150 | 3300 | 3300 | 3200 | 3300 | 3550 | 4000 |
 | 6:37 | — | — | 6:39 | — | — | 6:39 | — | — | 6:41 | — | — | 6:43 | — | — | 6:43 | — | — |
 | — | 7:32 | — | — | 7:30 | — | — | 7:28 | — | — | 7:25 | — | — | 7:23 | — | — | 7:22 | — |
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Sumas Mountain Weather (Days 0-3):
The weather forecast for Sumas Mountain is: Mostly dry. Very mild (max 18°C on Sat afternoon, min 9°C on Thu night). Wind will be generally light.
Sumas Mountain Weather (Days 3-6):
Mostly dry. Warm (max 20°C on Tue afternoon, min 10°C on Sun morning). Wind will be generally light.
This table gives the weather forecast for Sumas Mountain at the specific elevation of 500 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.