– Lat/Long: 48.91° N 122.22° W
Sumas Mountain
Weather Forecast, United StatesIssued: 4 pm Mon 31 Aug Local TimeUpdates in: hr min sUpdate imminent
Issued: 4 pm Mon 31 Aug Local Time
Updates in:
Update imminent hr min s
Issued: 4 pm Mon 31 Aug Local Time
Updates in:
Update imminent hr min s
2 Sumas Mountain Elevations: 2 Forecast Elevations: Days 1–4 Weather SummaryModerate rain (total 11mm), heaviest on Wed night. Warm (max 21°C on Mon afternoon, min 9°C on Wed night). Wind will be generally light. | Days 5–7 Weather SummaryLight rain (total 3mm), mostly falling on Thu afternoon. Very mild (max 18°C on Sat afternoon, min 9°C on Thu night). Wind will be generally light. | ||||||||||||||||
Mon 31 | Tuesday 1 | Wednesday 2 | Thursday 3 | Friday 4 | Saturday 5 | ||||||||||||
PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  | | | | |  |  | | |  |  | | | |  | | |
some clouds | some clouds | some clouds | some clouds | some clouds | some clouds | light rain | mod. rain | light rain | light rain | rain shwrs | cloudy | cloudy | some clouds | some clouds | clear | some clouds | |
Cloud base (m) | 4600 | 5950 | 4300 | 1750 | 2400 | 2200 | 800 | 100 | 1650 | 700 | 1750 | 700 | 1650 | 4300 | 2350 | 2550 | |
km/h | |||||||||||||||||
 |  |  |  |  |  | ||||||||||||
 cm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
mm | — | — | — | — | — | — | 1.2 | 9 | 0.4 | 2 | 0.5 | — | — | — | — | — | — |
max °C | 21 | 18 | 17 | 19 | 15 | 16 | 15 | 11 | 11 | 12 | 10 | 11 | 14 | 12 | 15 | 18 | 14 |
min °C | 20 | 14 | 14 | 19 | 12 | 13 | 12 | 9 | 9 | 12 | 9 | 9 | 13 | 9 | 11 | 17 | 11 |
chill °C | 20 | 14 | 14 | 19 | 10 | 12 | 10 | 7 | 8 | 12 | 9 | 9 | 13 | 8 | 11 | 17 | 11 |
Freezing level m | 3700 | 3600 | 3600 | 3350 | 2800 | 2600 | 2550 | 2100 | 2000 | 2200 | 2250 | 2250 | 2400 | 2550 | 2650 | 2750 | 2950 |
 | — | — | 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 11mm), heaviest on Wed night. Warm (max 21°C on Mon afternoon, min 9°C on Wed night). Wind will be generally light.
Sumas Mountain Weather (Days 3-6):
Light rain (total 3mm), mostly falling on Thu afternoon. Very mild (max 18°C on Sat afternoon, min 9°C on Thu night). 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.