– Lat/Long: 48.70° N 121.99° W
Twin Sisters Mountain
Weather Forecast, United StatesIssued: 10 pm Fri 19 Apr Local TimeUpdates in: hr min sUpdate imminent
Twin Sisters MountainWeather Forecast, United States
Issued: 10 pm Fri 19 Apr Local Time
Updates in:
Update imminent hr min s
Issued: 10 pm Fri 19 Apr 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 1°C on Sat morning, min -9°C on Sat night). Winds decreasing (fresh winds from the SSW on Sat night, calm by Mon morning). | Days 5–7 Weather SummaryA moderate fall of snow, heaviest on Wed night. Freeze-thaw conditions (max 2°C on Mon night, min -7°C on Wed night). Winds increasing (calm on Mon night, strong winds from the S by Tue night). | ||||||||||||||||||
Saturday 20 | Sunday 21 | Monday 22 | Tuesday 23 | Wednesday 24 | Thursday 25 | ||||||||||||||
night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 | |  |  |  |  |  | | |  |  | | | | | | | |  | |
clear | clear | cloudy | heavy snow | light snow | snow shwrs | snow shwrs | clear | clear | some clouds | some clouds | cloudy | some clouds | cloudy | snow shwrs | heavy snow | some clouds | some clouds | clear | |
km/h | |||||||||||||||||||
Wave Height Map |  |  |  |  |  |  |  | ||||||||||||
— | — | — | 34 | 4 | 4 | 1.0 | — | — | — | — | — | — | — | 2.0 | 17 | — | — | — | |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
max°C | -1 | 1 | 1 | -4 | -8 | -7 | -5 | -3 | 0 | 2 | 2 | 2 | 0 | -4 | -4 | -5 | -6 | -3 | -3 |
min°C | -2 | 0 | -1 | -9 | -9 | -7 | -6 | -4 | -1 | 0 | 2 | 2 | -4 | -4 | -5 | -7 | -7 | -4 | -3 |
-5 | -5 | -8 | -18 | -17 | -14 | -12 | -8 | -1 | -2 | -2 | -3 | -11 | -11 | -11 | -12 | -12 | -6 | -6 | |
1950 | 2250 | 2000 | 850 | 1000 | 1250 | 850 | 1350 | 2100 | 2400 | 2450 | 2350 | 1600 | 1350 | 1500 | 1100 | 1200 | 1550 | 1600 | |
Cloud base (m) | 6150 | 2750 | 600 | 600 | 700 | 1650 | 800 | 1700 | 5500 | 5600 | 5300 | 1550 | 750 | 700 | 550 | 650 | 850 | ||
 | — | 6:05 | — | — | 6:03 | — | — | 6:01 | — | — | 6:00 | — | — | 5:58 | — | — | 5:56 | — | — |
 | — | — | — | 8:07 | — | — | 8:08 | — | — | 8:09 | — | — | 8:12 | — | — | 8:13 | — | — | 8:15 |
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 1°C on Sat morning, min -9°C on Sat night). Winds decreasing (fresh winds from the SSW on Sat night, calm by Mon morning).
Twin Sisters Mountain Weather (Days 3-6):
A moderate fall of snow, heaviest on Wed night. Freeze-thaw conditions (max 2°C on Mon night, min -7°C on Wed night). Winds increasing (calm on Mon night, strong winds from the S by Tue 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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