– Lat/Long: 48.71° N 121.99° W
North Twin Sister
Weather Forecast, United StatesIssued: 4 pm Tue 10 Mar Local TimeUpdates in: hr min sUpdate imminent
Issued: 4 pm Tue 10 Mar Local Time
Updates in:
Update imminent hr min s
Issued: 4 pm Tue 10 Mar Local Time
Updates in:
Update imminent hr min s
3 North Twin Sister Elevations: 3 Forecast Elevations: Days 1–4 Weather SummaryA heavy fall of snow, heaviest during Thu afternoon. Temperatures will be below freezing (max -2°C on Wed night, min -11°C on Tue afternoon). Winds decreasing (severe gales from the WSW on Wed night, moderate winds from the W by Fri morning). | Days 5–7 Weather SummaryA heavy fall of snow, heaviest during Sun afternoon. Freeze-thaw conditions (max 1°C on Mon morning, min -13°C on Fri night). Winds increasing (light winds from the WNW on Sat night, strong winds from the SW by Sun night). | ||||||||||||||||
Tue 10 | Wednesday 11 | Thursday 12 | Friday 13 | Saturday 14 | Sunday 15 | ||||||||||||
PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  |  | |  | |  | |  | |  |  | |  | | | | |
light snow | heavy snow | mod. snow | light snow | mod. snow | light snow | heavy snow | heavy snow | snow shwrs | snow shwrs | snow shwrs | some clouds | some clouds | cloudy | light snow | heavy snow | mod. snow | |
km/h | |||||||||||||||||
 |  |  |  |  |  | ||||||||||||
4 | 16 | 8 | 5 | 9 | 3 | 22 | 19 | 4 | 2 | 4 | — | — | — | 1 | 13 | 8 | |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
max °C | -10 | -9 | -7 | -3 | -2 | -10 | -10 | -9 | -9 | -9 | -10 | -12 | -11 | -7 | -6 | -3 | 0 |
min °C | -11 | -10 | -9 | -5 | -11 | -11 | -10 | -10 | -9 | -10 | -13 | -13 | -12 | -9 | -7 | -5 | -2 |
-21 | -20 | -18 | -15 | -24 | -23 | -21 | -19 | -18 | -18 | -22 | -22 | -20 | -16 | -13 | -12 | -10 | |
550 | 550 | 800 | 1450 | 650 | 550 | 500 | 400 | 600 | 550 | 200 | 400 | 550 | 0 | 650 | 950 | 1950 | |
Cloud base (m) | 850 | 600 | 600 | 550 | 600 | 600 | 600 | 600 | 600 | 600 | 600 | 800 | 850 | 800 | 1550 | 600 | 600 |
 | — | — | 7:30 | — | — | 7:28 | — | — | 7:26 | — | — | 7:22 | — | — | 7:20 | — | — |
 | 7:05 | — | — | 7:06 | — | — | 7:07 | — | — | 7:08 | — | — | 7:10 | — | — | 7:12 | — |
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North Twin Sister Weather (Days 0-3):
The weather forecast for North Twin Sister is: A heavy fall of snow, heaviest during Thu afternoon. Temperatures will be below freezing (max -2°C on Wed night, min -11°C on Tue afternoon). Winds decreasing (severe gales from the WSW on Wed night, moderate winds from the W by Fri morning).
North Twin Sister Weather (Days 3-6):
A heavy fall of snow, heaviest during Sun afternoon. Freeze-thaw conditions (max 1°C on Mon morning, min -13°C on Fri night). Winds increasing (light winds from the WNW on Sat night, strong winds from the SW by Sun night).
This table gives the weather forecast for North Twin Sister at the specific elevation of 2024 m. Our advanced weather models allow us to provide distinct weather forecasts for several elevations of North 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.
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