– Lat/Long: 48.71° N 121.99° W
South Twin Sister
Weather Forecast, United StatesIssued: 3 am Thu 27 Nov Local TimeUpdates in: hr min sUpdate imminent
Issued: 3 am Thu 27 Nov Local Time
Updates in:
Update imminent hr min s
Issued: 3 am Thu 27 Nov Local Time
Updates in:
Update imminent hr min s
3 South Twin Sister Elevations: 3 Forecast Elevations: Days 1–3 Weather SummaryA light covering of new snow mostly falling on Thu afternoon. Temperatures will be below freezing (max 0°C on Fri afternoon, min -5°C on Sat morning). Wind will be generally light. | Days 4–6 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 afternoon). Mainly fresh winds. | |||||||||||||||||
Thursday 27 | Friday 28 | Saturday 29 | Sunday 30 | Monday 1 | Tuesday 2 | |||||||||||||
AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 | |  |  |  |  | |  |  | | | | | |  | | | | |
light snow | light snow | snow shwrs | clear | cloudy | cloudy | light snow | some clouds | some clouds | some clouds | some clouds | cloudy | some clouds | some clouds | light snow | light snow | light snow | some clouds | |
km/h | ||||||||||||||||||
 |  |  |  |  |  | |||||||||||||
4 | 3 | 1 | — | — | — | 1 | — | — | — | — | — | — | — | 1 | 2 | 4 | — | |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
max°C | -1 | -2 | -1 | -1 | 0 | 0 | -4 | -5 | -3 | -3 | -1 | 1 | 0 | 0 | -2 | -4 | -6 | -5 |
min°C | -2 | -2 | -3 | -1 | -1 | -3 | -5 | -5 | -4 | -4 | -2 | 0 | 0 | -1 | -3 | -5 | -6 | -5 |
-6 | -7 | -7 | -6 | -1 | -8 | -10 | -9 | -7 | -9 | -7 | -5 | -2 | -7 | -10 | -12 | -13 | -9 | |
1700 | 1800 | 1650 | 2000 | 1950 | 2000 | 1500 | 1250 | 1150 | 1250 | 1350 | 1250 | 1300 | 2150 | 1600 | 1400 | 1200 | 1050 | |
Cloud base (m) | 600 | 550 | 600 | 6500 | 800 | 600 | 700 | 650 | 750 | 800 | 750 | 950 | 650 | 600 | 600 | 600 | ||
 | 7:33 | — | — | 7:35 | — | — | 7:37 | — | — | 7:37 | — | — | 7:39 | — | — | 7:39 | — | — |
 | — | 4:15 | — | — | 4:15 | — | — | 4:15 | — | — | 4:14 | — | — | 4:14 | — | — | 4:13 | — |
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South Twin Sister Weather (Days 0-3):
The weather forecast for South Twin Sister is: A light covering of new snow mostly falling on Thu afternoon. Temperatures will be below freezing (max 0°C on Fri 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 afternoon). Mainly fresh winds.
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.