– Lat/Long: 48.91° N 122.22° W
Sumas Mountain
Weather Forecast, United StatesIssued: 4 am Mon 31 Aug Local TimeUpdates in: hr min sUpdate imminent
Issued: 4 am Mon 31 Aug Local Time
Updates in:
Update imminent hr min s
Issued: 4 am Mon 31 Aug Local Time
Updates in:
Update imminent hr min s
2 Sumas Mountain Elevations: 2 Forecast Elevations: Days 1–3 Weather SummaryModerate rain (total 12mm), heaviest on Wed night. Very mild (max 17°C on Mon afternoon, min 6°C on Wed night). Winds increasing (calm on Mon morning, strong winds from the S by Wed afternoon). | Days 4–6 Weather SummaryLight rain (total 7mm), mostly falling on Thu afternoon. Very mild (max 11°C on Sat afternoon, min 5°C on Thu morning). Wind will be generally light. | |||||||||||||||||
Monday 31 | Tuesday 1 | Wednesday 2 | Thursday 3 | Friday 4 | Saturday 5 | |||||||||||||
AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  |  | | |  |  | |  | | |  | | | |  | |  | |
clear | some clouds | clear | clear | some clouds | some clouds | light rain | light rain | heavy rain | light rain | light rain | light rain | light rain | light rain | some clouds | cloudy | cloudy | rain shwrs | |
Cloud base (m) | 8650 | 4450 | 4600 | 4250 | 1950 | 1800 | 1500 | 800 | 600 | 700 | 500 | 700 | 850 | 3100 | 5100 | 2600 | 1650 | |
km/h | ||||||||||||||||||
 |  |  |  |  |  | |||||||||||||
 cm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
mm | — | — | — | — | — | — | 0.2 | 1.8 | 10 | 0.8 | 4 | 1 | 0.1 | 0.7 | — | — | — | 0.1 |
max °C | 14 | 17 | 16 | 13 | 14 | 12 | 10 | 9 | 8 | 6 | 7 | 6 | 7 | 9 | 9 | 10 | 11 | 9 |
min °C | 11 | 16 | 13 | 13 | 14 | 9 | 10 | 9 | 6 | 5 | 7 | 6 | 6 | 8 | 8 | 8 | 10 | 8 |
chill °C | 11 | 16 | 12 | 12 | 13 | 5 | 7 | 5 | 2 | 3 | 4 | 4 | 3 | 7 | 5 | 6 | 10 | 8 |
Freezing level m | 3650 | 3700 | 3600 | 3600 | 3350 | 2700 | 2550 | 2550 | 2000 | 1950 | 2150 | 2100 | 2300 | 2550 | 2750 | 2700 | 2600 | 2550 |
 | 6:22 | — | — | 6:24 | — | — | 6:26 | — | — | 6:26 | — | — | 6:28 | — | — | 6:30 | — | — |
 | — | 7:52 | — | — | 7:51 | — | — | 7:49 | — | — | 7:46 | — | — | 7:45 | — | — | 7:43 | — |
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Sumas Mountain Weather (Days 0-3):
The weather forecast for Sumas Mountain is: Moderate rain (total 12mm), heaviest on Wed night. Very mild (max 17°C on Mon afternoon, min 6°C on Wed night). Winds increasing (calm on Mon morning, strong winds from the S by Wed afternoon).
Sumas Mountain Weather (Days 3-6):
Light rain (total 7mm), mostly falling on Thu afternoon. Very mild (max 11°C on Sat afternoon, min 5°C on Thu morning). 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.