– Lat/Long: 48.70° N 121.99° W
Twin Sisters Mountain
Weather Forecast, United StatesIssued: 9 pm Tue 17 Feb Local TimeUpdates in: hr min sUpdate imminent
Issued: 9 pm Tue 17 Feb Local Time
Updates in:
Update imminent hr min s
Issued: 9 pm Tue 17 Feb Local Time
Updates in:
Update imminent hr min s
3 Twin Sisters Mountain Elevations: 3 Forecast Elevations: Days 1–4 Weather SummaryA light covering of new snow mostly falling on Wed morning. Temperatures will be well below freezing (max -6°C on Tue night, min -9°C on Thu night). Wind will be generally light. | Days 5–7 Weather SummaryA moderate fall of snow, heaviest on Mon morning. Freeze-thaw conditions (max 3°C on Sun morning, min -6°C on Fri night). Wind will be generally light. | ||||||||||||||||||
Wednesday 18 | Thursday 19 | Friday 20 | Saturday 21 | Sunday 22 | Monday 23 | ||||||||||||||
night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  |  | |  |  |  | | |  | | | | | | |  | |  | |
some clouds | light snow | snow shwrs | some clouds | cloudy | clear | clear | cloudy | cloudy | cloudy | cloudy | cloudy | cloudy | cloudy | cloudy | cloudy | mod. snow | mod. snow | mod. snow | |
km/h | |||||||||||||||||||
 |  |  |  |  |  |  | |||||||||||||
— | 5 | 3 | — | — | — | — | — | — | — | — | — | — | — | — | — | 10 | 6 | 9 | |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
max °C | -6 | -7 | -7 | -7 | -8 | -8 | -8 | -7 | -7 | -2 | -1 | 0 | 2 | 3 | 1 | 1 | -3 | -4 | -4 |
min °C | -8 | -8 | -8 | -7 | -8 | -8 | -9 | -8 | -7 | -6 | -1 | -1 | 1 | 1 | 1 | -1 | -4 | -4 | -5 |
-8 | -8 | -8 | -10 | -11 | -8 | -13 | -12 | -10 | -10 | -5 | -6 | -3 | -4 | -3 | -5 | -7 | -8 | -9 | |
300 | 400 | 450 | 0 | 250 | 450 | 0 | 300 | 600 | 200 | 1250 | 1350 | 1850 | 1850 | 1700 | 1600 | 900 | 800 | 800 | |
Cloud base (m) | 800 | 550 | 550 | 650 | 650 | 750 | 600 | 700 | 700 | 600 | 4350 | 3350 | 2650 | 2600 | 2200 | 850 | 650 | 550 | 600 |
 | — | 7:09 | — | — | 7:07 | — | — | 7:05 | — | — | 7:03 | — | — | 7:01 | — | — | 7:00 | — | — |
 | — | — | 5:34 | — | — | 5:35 | — | — | 5:37 | — | — | 5:38 | — | — | 5:39 | — | — | 5:42 | — |
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Twin Sisters Mountain Weather (Days 0-3):
The weather forecast for Twin Sisters Mountain is: A light covering of new snow mostly falling on Wed morning. Temperatures will be well below freezing (max -6°C on Tue night, min -9°C on Thu night). Wind will be generally light.
Twin Sisters Mountain Weather (Days 3-6):
A moderate fall of snow, heaviest on Mon morning. Freeze-thaw conditions (max 3°C on Sun morning, min -6°C on Fri night). 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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