– Lat/Long: 48.91° N 122.22° W
Sumas Mountain Weather Forecast
Cascade Range · United StatesIssued: 10 am Thu 24 Sep Local Time
Updates in:
Update imminent hr min s
Issued: 10 am Thu 24 Sep Local Time
Updates in:
Update imminent hr min s
2 Sumas Mountain Elevations: 2 Forecast Elevations: Days 1–3 Weather SummaryHeavy rain (total 49mm), heaviest during Fri morning. Very mild (max 12°C on Thu afternoon, min 3°C on Fri night). Winds decreasing (fresh winds from the SW on Fri night, calm by Sat night). | Days 4–6 Weather SummaryHeavy rain (total 29mm), heaviest during Tue morning. Mild temperatures (max 9°C on Sun afternoon, min 4°C on Sun morning). Winds increasing (calm on Sun morning, strong winds from the S by Mon night). | |||||||||||||||||
Thursday 24 | Friday 25 | Saturday 26 | Sunday 27 | Monday 28 | Tuesday 29 | |||||||||||||
AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  |  |  | |  |  | |  |  |  | | | |  | | | | |
cloudy | light rain | heavy rain | heavy rain | heavy rain | rain shwrs | rain shwrs | rain shwrs | some clouds | clear | some clouds | some clouds | some clouds | cloudy | mod. rain | heavy rain | rain shwrs | rain shwrs | |
Cloud base (m) | 1950 | 2250 | 100 | 100 | 150 | 200 | 400 | 900 | 5850 | 6350 | 2200 | 750 | 200 | 250 | 500 | 900 | ||
km/h | ||||||||||||||||||
 |  |  |  |  |  | |||||||||||||
 cm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
mm | — | 0.5 | 10 | 20 | 11 | 7 | 0.9 | 0.7 | — | — | — | — | — | — | 7 | 16 | 2 | 4 |
max °C | 11 | 12 | 9 | 7 | 7 | 4 | 4 | 6 | 5 | 7 | 9 | 7 | 7 | 8 | 7 | 8 | 7 | 5 |
min °C | 8 | 9 | 7 | 7 | 4 | 3 | 3 | 5 | 5 | 4 | 8 | 6 | 6 | 8 | 6 | 6 | 7 | 4 |
chill °C | 7 | 7 | 4 | 5 | -1 | -1 | -1 | 4 | 5 | 4 | 7 | 5 | 4 | 5 | 1 | 0 | 2 | 0 |
Freezing level m | 2650 | 2750 | 2600 | 2250 | 1800 | 1700 | 1550 | 1950 | 2250 | 2400 | 2500 | 2350 | 2300 | 2300 | 2600 | 2300 | 2000 | 1800 |
 | 6:56 | — | — | 6:58 | — | — | 7:00 | — | — | 7:01 | — | — | 7:03 | — | — | 7:05 | — | — |
 | — | 7:02 | — | — | 7:00 | — | — | 6:58 | — | — | 6:55 | — | — | 6:53 | — | — | 6:52 | — |
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Sumas Mountain Weather (Days 0-3):
The weather forecast for Sumas Mountain is: Heavy rain (total 49mm), heaviest during Fri morning. Very mild (max 12°C on Thu afternoon, min 3°C on Fri night). Winds decreasing (fresh winds from the SW on Fri night, calm by Sat night).
Sumas Mountain Weather (Days 3-6):
Heavy rain (total 29mm), heaviest during Tue morning. Mild temperatures (max 9°C on Sun afternoon, min 4°C on Sun morning). Winds increasing (calm on Sun morning, strong winds from the S by Mon night).
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.