– Lat/Long: 48.91° N 122.22° W
Sumas Mountain Weather Forecast
Cascade Range · United StatesIssued: 4 am Wed 16 Sep Local Time
Updates in:
Update imminent hr min s
Issued: 4 am Wed 16 Sep Local Time
Updates in:
Update imminent hr min s
2 Sumas Mountain Elevations: 2 Forecast Elevations: Days 1–3 Weather SummaryMostly dry. Warm (max 21°C on Wed afternoon, min 12°C on Wed morning). Wind will be generally light. | Days 4–6 Weather SummaryMostly dry. Very mild (max 19°C on Sat afternoon, min 10°C on Mon night). Wind will be generally light. | |||||||||||||||||
Wednesday 16 | Thursday 17 | Friday 18 | Saturday 19 | Sunday 20 | Monday 21 | |||||||||||||
AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 | |  | | | | | | | | | | |  | | | | | |
clear | clear | clear | clear | clear | clear | clear | clear | clear | clear | clear | clear | clear | some clouds | clear | clear | clear | clear | |
Cloud base (m) | 9600 | 9550 | 8600 | 8650 | 8750 | 6750 | 5500 | 450 | 8750 | |||||||||
km/h | ||||||||||||||||||
 |  |  |  |  |  | |||||||||||||
 cm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
max °C | 17 | 21 | 16 | 18 | 21 | 16 | 16 | 19 | 15 | 15 | 19 | 15 | 16 | 19 | 14 | 14 | 16 | 12 |
min °C | 12 | 20 | 14 | 14 | 21 | 12 | 12 | 19 | 12 | 12 | 18 | 12 | 12 | 19 | 11 | 11 | 16 | 10 |
chill °C | 12 | 20 | 14 | 14 | 21 | 12 | 12 | 19 | 12 | 12 | 18 | 12 | 12 | 19 | 10 | 10 | 15 | 10 |
Freezing level m | 3650 | 3850 | 3950 | 3950 | 3950 | 3850 | 3800 | 3800 | 3850 | 3850 | 3850 | 3900 | 3750 | 3750 | 3550 | 3350 | 3250 | 3550 |
 | 6:46 | — | — | 6:47 | — | — | 6:48 | — | — | 6:50 | — | — | 6:52 | — | — | 6:52 | — | — |
 | — | 7:20 | — | — | 7:17 | — | — | 7:15 | — | — | 7:13 | — | — | 7:10 | — | — | 7:08 | — |
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Sumas Mountain Weather (Days 0-3):
The weather forecast for Sumas Mountain is: Mostly dry. Warm (max 21°C on Wed afternoon, min 12°C on Wed morning). Wind will be generally light.
Sumas Mountain Weather (Days 3-6):
Mostly dry. Very mild (max 19°C on Sat afternoon, min 10°C on Mon 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 |  | ||||
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.