– Lat/Long: 48.70° N 121.99° W
Twin Sisters Mountain
Weather Forecast, United StatesIssued: 9 pm Fri 06 Feb Local TimeUpdates in: hr min sUpdate imminent
Issued: 9 pm Fri 06 Feb Local Time
Updates in:
Update imminent hr min s
Issued: 9 pm Fri 06 Feb Local Time
Updates in:
Update imminent hr min s
3 Twin Sisters Mountain Elevations: 3 Forecast Elevations: Days 1–4 Weather SummaryLight rain (total 8mm) on Sat morning. Becoming colder with heavy fall of snow, heaviest during Sat afternoon. Freeze-thaw conditions (max 5°C on Fri night, min -4°C on Mon morning). Winds decreasing (strong winds from the S on Fri night, calm by Sun morning). | Days 5–7 Weather SummaryA dusting of new snow. Temperatures will be below freezing (max 0°C on Tue afternoon, min -3°C on Mon night). Winds increasing (calm on Mon night, fresh winds from the SSE by Thu afternoon). | ||||||||||||||||||
Saturday 7 | Sunday 8 | Monday 9 | Tuesday 10 | Wednesday 11 | Thursday 12 | ||||||||||||||
night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  |  |  |  | |  | | |  |  |  |  | | | | | |  | |
rain shwrs | light snow | mod. snow | snow shwrs | cloudy | cloudy | cloudy | light snow | light snow | some clouds | clear | some clouds | light snow | light snow | some clouds | some clouds | cloudy | cloudy | heavy snow | |
km/h | |||||||||||||||||||
 |  |  |  |  |  |  | |||||||||||||
— | 3 | 10 | 5 | — | — | — | 2 | 1 | — | — | — | 1 | 2 | — | — | — | — | 13 | |
0.2 | 8 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
max °C | 5 | 2 | 2 | 1 | -1 | -1 | -1 | -4 | -3 | -1 | -1 | 0 | -1 | -3 | -3 | -3 | -3 | -3 | -2 |
min °C | 2 | 1 | 2 | -1 | -1 | -1 | -3 | -4 | -3 | -3 | -1 | 0 | -3 | -3 | -3 | -3 | -3 | -3 | -5 |
-5 | -6 | -4 | -3 | -1 | -3 | -7 | -7 | -6 | -7 | -1 | -2 | -7 | -6 | -7 | -7 | -9 | -10 | -8 | |
2150 | 1800 | 1800 | 1450 | 1350 | 1400 | 1050 | 1000 | 1000 | 900 | 1350 | 1450 | 1200 | 1050 | 1050 | 850 | 1050 | 1100 | 900 | |
Cloud base (m) | 2600 | 750 | 600 | 800 | 6200 | 700 | 700 | 600 | 600 | 1600 | 1900 | 2550 | 650 | 600 | 600 | 650 | 650 | 600 | |
 | — | 7:28 | — | — | 7:26 | — | — | 7:24 | — | — | 7:22 | — | — | 7:22 | — | — | 7:20 | — | — |
 | — | — | 5:15 | — | — | 5:16 | — | — | 5:19 | — | — | 5:21 | — | — | 5:22 | — | — | 5:23 | — |
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Twin Sisters Mountain Weather (Days 0-3):
The weather forecast for Twin Sisters Mountain is: Light rain (total 8mm) on Sat morning. Becoming colder with heavy fall of snow, heaviest during Sat afternoon. Freeze-thaw conditions (max 5°C on Fri night, min -4°C on Mon morning). Winds decreasing (strong winds from the S on Fri night, calm by Sun morning).
Twin Sisters Mountain Weather (Days 3-6):
A dusting of new snow. Temperatures will be below freezing (max 0°C on Tue afternoon, min -3°C on Mon night). Winds increasing (calm on Mon night, fresh winds from the SSE by Thu afternoon).
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.
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