– Lat/Long: 48.71° N 121.99° W
South Twin Sister
Weather Forecast, United StatesIssued: 3 pm Wed 26 Nov Local TimeUpdates in: hr min sUpdate imminent
Issued: 3 pm Wed 26 Nov Local Time
Updates in:
Update imminent hr min s
Issued: 3 pm Wed 26 Nov Local Time
Updates in:
Update imminent hr min s
3 South Twin Sister Elevations: 3 Forecast Elevations: Days 1–4 Weather SummaryA moderate fall of snow, heaviest on Thu afternoon. Temperatures will be below freezing (max -1°C on Wed afternoon, min -5°C on Sat morning). Wind will be generally light. | Days 5–7 Weather SummaryA light covering of new snow mostly falling on Tue morning. Freeze-thaw conditions (max 1°C on Sun night, min -6°C on Tue morning). Wind will be generally light. | ||||||||||||||||
Wed 26 | Thursday 27 | Friday 28 | Saturday 29 | Sunday 30 | Monday 1 | ||||||||||||
PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  |  |  |  |  | |  | |  | | | | | | | | |
cloudy | light snow | light snow | mod. snow | some clouds | clear | cloudy | cloudy | light snow | some clouds | some clouds | clear | some clouds | some clouds | some clouds | some clouds | light snow | |
km/h | |||||||||||||||||
 |  |  |  |  |  | ||||||||||||
— | 4 | 3 | 7 | — | — | — | — | 3 | — | — | — | — | — | — | — | 4 | |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
max°C | -1 | -1 | -2 | -2 | -1 | -1 | -1 | -1 | -5 | -4 | -3 | -3 | -2 | 1 | -1 | 0 | -1 |
min°C | -2 | -2 | -2 | -2 | -3 | -1 | -1 | -4 | -5 | -5 | -4 | -3 | -3 | 0 | -1 | -1 | -4 |
-6 | -9 | -7 | -5 | -6 | -5 | -1 | -9 | -10 | -10 | -8 | -8 | -8 | -4 | -3 | -7 | -11 | |
1500 | 2000 | 1750 | 1650 | 1650 | 2000 | 2050 | 1750 | 1250 | 1200 | 1350 | 1450 | 1450 | 1350 | 1300 | 1750 | 1650 | |
Cloud base (m) | 700 | 2600 | 600 | 600 | 600 | 3700 | 800 | 600 | 650 | 600 | 700 | 600 | 1550 | 2300 | 600 | ||
 | — | — | 7:33 | — | — | 7:35 | — | — | 7:37 | — | — | 7:37 | — | — | 7:39 | — | — |
 | 4:16 | — | — | 4:15 | — | — | 4:15 | — | — | 4:15 | — | — | 4:14 | — | — | 4:14 | — |
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South Twin Sister Weather (Days 0-3):
The weather forecast for South Twin Sister is: A moderate fall of snow, heaviest on Thu afternoon. Temperatures will be below freezing (max -1°C on Wed afternoon, min -5°C on Sat morning). Wind will be generally light.
South Twin Sister Weather (Days 3-6):
A light covering of new snow mostly falling on Tue morning. Freeze-thaw conditions (max 1°C on Sun night, min -6°C on Tue morning). Wind will be generally light.
This table gives the weather forecast for South Twin Sister at the specific elevation of 2134 m. Our advanced weather models allow us to provide distinct weather forecasts for several elevations of South Twin Sister. 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.