– Lat/Long: 48.70° N 121.99° W
Twin Sisters Mountain Weather Forecast
Cascade Range · United StatesIssued: 4 pm Wed 09 Sep Local Time
Updates in:
Update imminent hr min s
Issued: 4 pm Wed 09 Sep Local Time
Updates in:
Update imminent hr min s
3 Twin Sisters Mountain Elevations: 3 Forecast Elevations: Days 1–4 Weather SummaryMostly dry. Very mild (max 14°C on Wed afternoon, min 5°C on Thu night). Wind will be generally light. | Days 5–7 Weather SummarySome drizzle, heaviest during Sat afternoon. Very mild (max 13°C on Mon night, min 5°C on Sun afternoon). Wind will be generally light. | ||||||||||||||||
Wed 9 | Thursday 10 | Friday 11 | Saturday 12 | Sunday 13 | Monday 14 | ||||||||||||
PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  |  | | | | |  | | | | | | | |  |  | |
some clouds | some clouds | rain shwrs | rain shwrs | some clouds | some clouds | rain shwrs | rain shwrs | some clouds | rain shwrs | rain shwrs | some clouds | rain shwrs | some clouds | some clouds | clear | clear | |
Cloud base (m) | 7000 | 8850 | 600 | 1750 | 2650 | 900 | 1500 | 3200 | 2000 | 2500 | 900 | 1850 | 6450 | 8400 | |||
km/h | |||||||||||||||||
 |  |  |  |  |  | ||||||||||||
 cm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
mm | — | — | 0.2 | 0.1 | — | — | 0.2 | 0.1 | — | 0.6 | 0.5 | — | 0.2 | — | — | — | — |
max °C | 14 | 14 | 8 | 9 | 8 | 5 | 6 | 9 | 9 | 10 | 9 | 6 | 6 | 6 | 7 | 11 | 13 |
min °C | 14 | 10 | 8 | 9 | 5 | 5 | 6 | 7 | 9 | 10 | 7 | 6 | 5 | 6 | 6 | 11 | 12 |
chill °C | 14 | 7 | 6 | 8 | 5 | 5 | 6 | 6 | 8 | 9 | 6 | 5 | 4 | 6 | 5 | 11 | 12 |
Freezing level m | 4200 | 3650 | 3200 | 3050 | 2500 | 2450 | 2650 | 2800 | 2800 | 2800 | 2700 | 2550 | 2700 | 3250 | 3200 | 3300 | 3300 |
 | — | — | 6:37 | — | — | 6:37 | — | — | 6:39 | — | — | 6:41 | — | — | 6:41 | — | — |
 | 7:34 | — | — | 7:30 | — | — | 7:29 | — | — | 7:27 | — | — | 7:24 | — | — | 7:22 | — |
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Twin Sisters Mountain Weather (Days 0-3):
The weather forecast for Twin Sisters Mountain is: Mostly dry. Very mild (max 14°C on Wed afternoon, min 5°C on Thu night). Wind will be generally light.
Twin Sisters Mountain Weather (Days 3-6):
Some drizzle, heaviest during Sat afternoon. Very mild (max 13°C on Mon night, min 5°C on Sun afternoon). 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 |
|---|---|---|---|---|---|
 | |||||
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.
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