– Lat/Long: 48.70° N 121.99° W
Twin Sisters Mountain Weather Forecast
Cascade Range · United StatesIssued: 10 pm Tue 29 Sep Local Time
Updates in:
Update imminent hr min s
Issued: 10 pm Tue 29 Sep Local Time
Updates in:
Update imminent hr min s
3 Twin Sisters Mountain Elevations: 3 Forecast Elevations: Days 1–4 Weather SummaryModerate rain (total 13mm), heaviest on Thu night. Mild temperatures (max 8°C on Thu morning, min 4°C on Tue night). Wind will be generally light. | Days 5–7 Weather SummaryMostly dry. Very mild (max 16°C on Sun afternoon, min 8°C on Fri night). Wind will be generally light. | |||||||||||||||
Wednesday 30 | Thursday 1 | Friday 2 | Saturday 3 | Sunday 4 | ||||||||||||
night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  | |  |  |  |  | |  |  |  | |  | | | | |
rain shwrs | some clouds | some clouds | cloudy | cloudy | light rain | mod. rain | light rain | rain shwrs | some clouds | clear | clear | clear | clear | clear | clear | |
Cloud base (m) | 5100 | 6400 | 5400 | 2450 | 2100 | 600 | 650 | 600 | 8250 | 8400 | 9400 | 9300 | ||||
km/h | ||||||||||||||||
 |  |  |  |  |  | |||||||||||
 cm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
mm | 0.1 | — | — | — | — | 0.2 | 10 | 2 | 1 | — | — | — | — | — | — | — |
max °C | 5 | 4 | 5 | 7 | 8 | 7 | 8 | 8 | 8 | 9 | 11 | 13 | 14 | 14 | 16 | 16 |
min °C | 4 | 4 | 5 | 6 | 8 | 7 | 8 | 8 | 8 | 8 | 10 | 12 | 14 | 14 | 15 | 14 |
chill °C | 3 | 4 | 5 | 6 | 8 | 5 | 5 | 6 | 7 | 8 | 10 | 12 | 14 | 14 | 15 | 14 |
Freezing level m | 2500 | 2550 | 2800 | 2700 | 3000 | 3300 | 3050 | 3000 | 3000 | 3650 | 3800 | 3850 | 4000 | 4050 | 4000 | 3850 |
 | — | 7:05 | — | — | 7:05 | — | — | 7:07 | — | — | 7:09 | — | — | 7:11 | — | — |
 | — | — | 6:49 | — | — | 6:46 | — | — | 6:45 | — | — | 6:43 | — | — | 6:40 | — |
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Twin Sisters Mountain Weather (Days 0-3):
The weather forecast for Twin Sisters Mountain is: Moderate rain (total 13mm), heaviest on Thu night. Mild temperatures (max 8°C on Thu morning, min 4°C on Tue night). Wind will be generally light.
Twin Sisters Mountain Weather (Days 3-6):
Mostly dry. Very mild (max 16°C on Sun afternoon, min 8°C on Fri night). Wind will be generally light.
This table gives the weather forecast for Twin Sisters Mountain at the specific elevation of 1500 m. Our advanced weather models allow us to provide distinct weather forecasts for several elevations of Twin Sisters 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 |
|---|---|---|---|---|---|
SHIP8378 | |||||
 | |||||
Bellingham Airport | | ||||
SHIP2176 | |||||
SHIP5056 | |||||
SHIP4332 | |||||
SHIP1112 | |||||
SHIP2705 |
* 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.
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