– Lat/Long: 48.70° N 121.99° W
Twin Sisters Mountain
Weather Forecast, United StatesIssued: 4 pm Sun 12 Apr Local TimeUpdates in: hr min sUpdate imminent
Issued: 4 pm Sun 12 Apr Local Time
Updates in:
Update imminent hr min s
Issued: 4 pm Sun 12 Apr Local Time
Updates in:
Update imminent hr min s
3 Twin Sisters Mountain Elevations: 3 Forecast Elevations: Days 1–4 Weather SummaryDrizzle on Sun night followed by colder weather and a heavy fall of snow, heaviest during Tue night. Freeze-thaw conditions (max 3°C on Sun afternoon, min -7°C on Tue night). Winds increasing (calm on Sun afternoon, near gales from the S by Tue afternoon). | Days 5–7 Weather SummaryA light covering of new snow mostly falling on Wed afternoon. Temperatures will be below freezing (max -2°C on Fri night, min -6°C on Wed afternoon). Wind will be generally light. | ||||||||||||||||
Sun 12 | Monday 13 | Tuesday 14 | Wednesday 15 | Thursday 16 | Friday 17 | ||||||||||||
PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  |  |  |  | |  |  | |  | |  | |  | | | | |
light rain | snow shwrs | light snow | cloudy | light snow | light snow | mod. snow | heavy snow | light snow | snow shwrs | snow shwrs | some clouds | snow shwrs | some clouds | some clouds | some clouds | some clouds | |
km/h | |||||||||||||||||
 |  |  |  |  |  | ||||||||||||
— | 1 | 1 | — | 1 | 4 | 9 | 12 | 2 | 4 | 2 | — | 2 | — | — | — | — | |
0.8 | 0.7 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
max °C | 3 | 2 | -1 | -1 | -1 | -3 | -2 | -2 | -7 | -5 | -5 | -5 | -4 | -3 | -4 | -3 | -2 |
min °C | 3 | 0 | -1 | -1 | -3 | -4 | -3 | -7 | -7 | -6 | -6 | -6 | -5 | -4 | -5 | -3 | -3 |
2 | -4 | -5 | -6 | -8 | -12 | -12 | -14 | -13 | -10 | -11 | -9 | -8 | -7 | -5 | -3 | -3 | |
1950 | 1750 | 1350 | 1350 | 1100 | 950 | 1100 | 400 | 650 | 800 | 0 | 800 | 1000 | 300 | 950 | 1150 | 900 | |
Cloud base (m) | 750 | 550 | 600 | 600 | 550 | 550 | 550 | 750 | 550 | 650 | 650 | 600 | 650 | 650 | 600 | 750 | 700 |
 | — | — | 6:20 | — | — | 6:18 | — | — | 6:16 | — | — | 6:15 | — | — | 6:13 | — | — |
 | 7:53 | — | — | 7:55 | — | — | 7:57 | — | — | 7:59 | — | — | — | 8:00 | — | — | 8:01 |
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Twin Sisters Mountain Weather (Days 0-3):
The weather forecast for Twin Sisters Mountain is: Drizzle on Sun night followed by colder weather and a heavy fall of snow, heaviest during Tue night. Freeze-thaw conditions (max 3°C on Sun afternoon, min -7°C on Tue night). Winds increasing (calm on Sun afternoon, near gales from the S by Tue afternoon).
Twin Sisters Mountain Weather (Days 3-6):
A light covering of new snow mostly falling on Wed afternoon. Temperatures will be below freezing (max -2°C on Fri night, min -6°C on Wed 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.
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