– Lat/Long: 48.70° N 121.99° W
Twin Sisters Mountain
Weather Forecast, United StatesIssued: 9 am Thu 01 Jan Local TimeUpdates in: hr min sUpdate imminent
Issued: 9 am Thu 01 Jan Local Time
Updates in:
Update imminent hr min s
Issued: 9 am Thu 01 Jan Local Time
Updates in:
Update imminent hr min s
3 Twin Sisters Mountain Elevations: 3 Forecast Elevations: Days 1–3 Weather SummaryMild at first with light rain (total 3mm) on Fri night followed by colder weather and light fall of snow, heaviest on Sat morning. Freeze-thaw conditions (max 5°C on Thu morning, min 0°C on Thu night). Winds increasing (calm on Thu night, strong winds from the S by Sat morning). | Days 4–6 Weather SummaryA heavy fall of snow, heaviest during Tue night. Temperatures will be below freezing (max -1°C on Sun morning, min -6°C on Tue night). Winds decreasing (strong winds from the S on Sun morning, light winds from the WSW by Sun night). | |||||||||||||||||
Thursday 1 | Friday 2 | Saturday 3 | Sunday 4 | Monday 5 | Tuesday 6 | |||||||||||||
AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  |  |  | |  | | | | | | |  | |  | |  |  | |
some clouds | cloudy | light snow | light snow | light snow | light rain | light snow | some clouds | light snow | light snow | light snow | light snow | snow shwrs | cloudy | cloudy | light snow | mod. snow | snow shwrs | |
km/h | ||||||||||||||||||
 |  |  |  |  |  | |||||||||||||
— | — | 2 | 1 | 1 | — | 4 | — | 4 | 2 | 1 | 5 | 3 | — | — | 3 | 8 | 17 | |
— | — | — | — | — | 3 | — | — | 0.6 | — | — | — | — | — | — | — | — | — | |
max °C | 5 | 3 | 1 | 1 | 2 | 5 | 1 | 2 | 3 | -1 | -3 | -3 | -4 | -4 | -5 | -4 | -4 | -4 |
min °C | 4 | 2 | 0 | 1 | 1 | 3 | 1 | 1 | 0 | -2 | -3 | -3 | -4 | -5 | -5 | -5 | -4 | -6 |
2 | -1 | -2 | -3 | -4 | 0 | -5 | -6 | -7 | -9 | -8 | -9 | -9 | -10 | -10 | -12 | -12 | -10 | |
2650 | 2000 | 1650 | 1700 | 1750 | 2000 | 1700 | 1700 | 1850 | 1300 | 1100 | 1050 | 900 | 850 | 700 | 700 | 800 | 750 | |
Cloud base (m) | 5600 | 1400 | 2500 | 550 | 550 | 550 | 800 | 600 | 1750 | 550 | 750 | 550 | 550 | 600 | 600 | 650 | 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: Mild at first with light rain (total 3mm) on Fri night followed by colder weather and light fall of snow, heaviest on Sat morning. Freeze-thaw conditions (max 5°C on Thu morning, min 0°C on Thu night). Winds increasing (calm on Thu night, strong winds from the S by Sat morning).
Twin Sisters Mountain Weather (Days 3-6):
A heavy fall of snow, heaviest during Tue night. Temperatures will be below freezing (max -1°C on Sun morning, min -6°C on Tue night). Winds decreasing (strong winds from the S on Sun morning, light winds from the WSW by Sun night).
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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