– Lat/Long: 48.70° N 121.99° W
Twin Sisters Mountain
Weather Forecast, United StatesIssued: 3 pm Fri 06 Mar Local TimeUpdates in: hr min sUpdate imminent
Issued: 3 pm Fri 06 Mar Local Time
Updates in:
Update imminent hr min s
Issued: 3 pm Fri 06 Mar Local Time
Updates in:
Update imminent hr min s
3 Twin Sisters Mountain Elevations: 3 Forecast Elevations: Days 1–4 Weather SummaryA heavy fall of snow, heaviest during Sat night. Freeze-thaw conditions (max 2°C on Fri night, min -13°C on Mon morning). Winds increasing (moderate winds from the W on Fri afternoon, near gales from the W by Sat night). | Days 5–7 Weather SummaryA heavy fall of snow, heaviest during Wed night. Temperatures will be below freezing (max -3°C on Wed night, min -14°C on Mon night). Winds increasing (moderate winds from the WSW on Tue morning, severe gales from the WSW by Wed night). | ||||||||||||||||
Fri 6 | Saturday 7 | Sunday 8 | Monday 9 | Tuesday 10 | Wednesday 11 | ||||||||||||
PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  |  | |  |  |  |  |  | |  | | | |  | | | |
light snow | light snow | cloudy | cloudy | heavy snow | clear | snow shwrs | snow shwrs | mod. snow | mod. snow | mod. snow | mod. snow | mod. snow | heavy snow | heavy snow | heavy snow | heavy snow | |
km/h | |||||||||||||||||
 |  |  |  |  |  | ||||||||||||
4 | 1 | — | — | 27 | — | 1 | 12 | 10 | 7 | 7 | 6 | 6 | 18 | 23 | 24 | 32 | |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
max °C | 0 | 2 | 1 | 0 | 0 | -7 | -10 | -12 | -13 | -13 | -14 | -12 | -10 | -6 | -6 | -4 | -3 |
min °C | -1 | 1 | 1 | 0 | -5 | -8 | -11 | -12 | -13 | -13 | -14 | -13 | -11 | -10 | -6 | -5 | -11 |
-7 | -6 | -5 | -8 | -15 | -18 | -22 | -23 | -24 | -25 | -25 | -22 | -22 | -20 | -17 | -17 | -24 | |
1700 | 2500 | 2350 | 2200 | 1700 | 1100 | 1000 | 500 | 400 | 450 | 0 | 400 | 600 | 700 | 800 | 1000 | 1450 | |
Cloud base (m) | 600 | 600 | 600 | 600 | 600 | 600 | 1700 | 600 | 600 | 600 | 600 | 650 | 600 | 600 | 600 | 550 | 550 |
 | — | — | 6:37 | — | — | 7:35 | — | — | 6:33 | — | — | 6:31 | — | — | 6:28 | — | — |
 | 5:59 | — | — | 6:00 | — | — | 7:01 | — | — | 6:04 | — | — | 6:05 | — | — | 6:07 | — |
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Twin Sisters Mountain Weather (Days 0-3):
The weather forecast for Twin Sisters Mountain is: A heavy fall of snow, heaviest during Sat night. Freeze-thaw conditions (max 2°C on Fri night, min -13°C on Mon morning). Winds increasing (moderate winds from the W on Fri afternoon, near gales from the W by Sat night).
Twin Sisters Mountain Weather (Days 3-6):
A heavy fall of snow, heaviest during Wed night. Temperatures will be below freezing (max -3°C on Wed night, min -14°C on Mon night). Winds increasing (moderate winds from the WSW on Tue morning, severe gales from the WSW by Wed night).
This table gives the weather forecast for Twin Sisters Mountain at the specific elevation of 2140 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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