– Lat/Long: 48.91° N 122.22° W
Sumas Mountain Weather Forecast
Cascade Range · United StatesIssued: 10 pm Sun 20 Sep Local Time
Updates in:
Update imminent hr min s
Issued: 10 pm Sun 20 Sep Local Time
Updates in:
Update imminent hr min s
2 Sumas Mountain Elevations: 2 Forecast Elevations: Days 1–4 Weather SummaryMostly dry. Very mild (max 15°C on Sun night, min 7°C on Tue night). Wind will be generally light. | Days 5–7 Weather SummaryHeavy rain (total 35mm), heaviest during Thu night. Very mild (max 10°C on Sat afternoon, min 4°C on Thu night). Wind will be generally light. | |||||||||||||||
Monday 21 | Tuesday 22 | Wednesday 23 | Thursday 24 | Friday 25 | ||||||||||||
night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  |  | | | |  |  | |  |  | |  | | | | |
clear | some clouds | clear | clear | clear | clear | rain shwrs | rain shwrs | some clouds | cloudy | light rain | light rain | heavy rain | rain shwrs | rain shwrs | rain shwrs | |
Cloud base (m) | 9150 | 5500 | 2650 | 2400 | 950 | 1600 | 6500 | 2600 | 400 | 150 | 500 | 950 | 2000 | |||
km/h | ||||||||||||||||
 |  |  |  |  |  | |||||||||||
 cm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
mm | — | — | — | — | — | — | 0.1 | 0.1 | — | — | 0.1 | 3 | 27 | 3 | 1.6 | 0.1 |
max °C | 15 | 13 | 14 | 12 | 9 | 10 | 9 | 7 | 9 | 8 | 9 | 8 | 6 | 4 | 6 | 6 |
min °C | 13 | 13 | 14 | 9 | 8 | 10 | 7 | 7 | 8 | 8 | 8 | 7 | 4 | 4 | 5 | 5 |
chill °C | 12 | 12 | 13 | 6 | 6 | 8 | 4 | 6 | 8 | 6 | 8 | 4 | 0 | -1 | 2 | 3 |
Freezing level m | 3900 | 3600 | 3450 | 3150 | 2650 | 2650 | 2300 | 2200 | 2450 | 2800 | 2500 | 2350 | 1850 | 1700 | 1950 | 2150 |
 | — | 6:52 | — | — | 6:54 | — | — | 6:56 | — | — | 6:56 | — | — | 6:58 | — | — |
 | — | — | 7:08 | — | — | 7:07 | — | — | 7:05 | — | — | 7:02 | — | — | 7:00 | — |
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Sumas Mountain Weather (Days 0-3):
The weather forecast for Sumas Mountain is: Mostly dry. Very mild (max 15°C on Sun night, min 7°C on Tue night). Wind will be generally light.
Sumas Mountain Weather (Days 3-6):
Heavy rain (total 35mm), heaviest during Thu night. Very mild (max 10°C on Sat afternoon, min 4°C on Thu night). 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 |  | ||||
SHIP8790 | |||||
SHIP2715 | |||||
SHIP6998 | |||||
SHIP4978 | |||||
SHIP4653 |
* 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.