– Lat/Long: 48.70° N 121.99° W
Twin Sisters Mountain
Weather Forecast, United StatesIssued: 9 pm Wed 31 Dec Local TimeUpdates in: hr min sUpdate imminent
Issued: 9 pm Wed 31 Dec Local Time
Updates in:
Update imminent hr min s
Issued: 9 pm Wed 31 Dec Local Time
Updates in:
Update imminent hr min s
3 Twin Sisters Mountain Elevations: 3 Forecast Elevations: Days 1–4 Weather SummaryA moderate fall of snow, heaviest on Sat afternoon. Freeze-thaw conditions (max 7°C on Wed night, min 0°C on Thu afternoon). Wind will be generally light. | Days 5–7 Weather SummaryA moderate fall of snow, heaviest on Sun afternoon. Freeze-thaw conditions (max 3°C on Sat night, min -3°C on Tue afternoon). Winds decreasing (fresh winds from the SSE on Sun morning, light winds from the SSE by Mon morning). | ||||||||||||||||||
Thursday 1 | Friday 2 | Saturday 3 | Sunday 4 | Monday 5 | Tuesday 6 | ||||||||||||||
night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  | |  |  | |  |  | | | | |  | | | | | |  | |
some clouds | cloudy | cloudy | mod. snow | light snow | light snow | light snow | light rain | light snow | light snow | light snow | light snow | snow shwrs | cloudy | cloudy | light snow | light snow | light snow | heavy snow | |
km/h | |||||||||||||||||||
 |  |  |  |  |  |  | |||||||||||||
— | — | — | 6 | 2 | 2 | 2 | — | 4 | 2 | 1 | 4 | 1 | — | — | 2 | 3 | 3 | 13 | |
— | — | — | — | — | — | 0.2 | 0.1 | — | 0.7 | — | — | — | — | — | — | — | — | — | |
max °C | 7 | 4 | 3 | 1 | 1 | 1 | 4 | 4 | 1 | 3 | 1 | 0 | 1 | 0 | -1 | -1 | -2 | -2 | -4 |
min °C | 5 | 4 | 0 | 0 | 1 | 1 | 1 | 4 | 0 | 1 | 1 | 0 | 0 | -1 | -1 | -2 | -2 | -3 | -4 |
2 | 1 | -3 | -3 | -3 | -4 | -2 | 1 | -6 | -5 | -6 | -5 | -6 | -4 | -4 | -6 | -6 | -8 | -12 | |
2850 | 2450 | 2050 | 1650 | 1750 | 1650 | 1800 | 2100 | 1600 | 1850 | 1600 | 1550 | 1500 | 1450 | 1350 | 1300 | 1200 | 1200 | 800 | |
Cloud base (m) | 5200 | 5700 | 2600 | 550 | 550 | 550 | 550 | 1700 | 1450 | 1600 | 500 | 500 | 550 | 700 | 600 | 550 | 600 | 550 | 550 |
 | — | 8:00 | — | — | 8:00 | — | — | 8:00 | — | — | 8:00 | — | — | 8:00 | — | — | 7:58 | — | — |
 | — | — | 4:22 | — | — | 4:22 | — | — | 4:23 | — | — | 4:24 | — | — | 4:27 | — | — | 4:28 | — |
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Twin Sisters Mountain Weather (Days 0-3):
The weather forecast for Twin Sisters Mountain is: A moderate fall of snow, heaviest on Sat afternoon. Freeze-thaw conditions (max 7°C on Wed night, min 0°C on Thu afternoon). Wind will be generally light.
Twin Sisters Mountain Weather (Days 3-6):
A moderate fall of snow, heaviest on Sun afternoon. Freeze-thaw conditions (max 3°C on Sat night, min -3°C on Tue afternoon). Winds decreasing (fresh winds from the SSE on Sun morning, light winds from the SSE by Mon morning).
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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