– Lat/Long: 48.71° N 121.99° W
North Twin Sister
Weather Forecast, United StatesIssued: 9 pm Thu 18 Dec Local TimeUpdates in: hr min sUpdate imminent
Issued: 9 pm Thu 18 Dec Local Time
Updates in:
Update imminent hr min s
Issued: 9 pm Thu 18 Dec 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 Sun afternoon. Temperatures will be well below freezing (max -6°C on Sat night, min -10°C on Thu night). Winds decreasing (near gales from the WSW on Thu night, moderate winds from the SW by Sun afternoon). | Days 5–7 Weather SummaryA heavy fall of snow, heaviest during Sun night. Temperatures will be below freezing (max -3°C on Tue night, min -9°C on Sun night). Winds decreasing (gales from the S on Mon morning, light winds from the SE by Wed morning). | ||||||||||||||||||
Friday 19 | Saturday 20 | Sunday 21 | Monday 22 | Tuesday 23 | Wednesday 24 | ||||||||||||||
night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  |  |  |  | | | | | | | | |  | |  | | |  | |
mod. snow | heavy snow | mod. snow | heavy snow | light snow | heavy snow | heavy snow | mod. snow | heavy snow | heavy snow | mod. snow | heavy snow | mod. snow | some clouds | some clouds | cloudy | light snow | heavy snow | snow shwrs | |
km/h | |||||||||||||||||||
 |  |  |  |  |  |  | |||||||||||||
9 | 17 | 6 | 14 | 3 | 13 | 16 | 10 | 22 | 27 | 8 | 12 | 10 | — | — | — | 5 | 13 | 1 | |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
max°C | -8 | -10 | -9 | -9 | -8 | -7 | -6 | -6 | -7 | -8 | -7 | -7 | -8 | -8 | -7 | -3 | -4 | -6 | -6 |
min°C | -10 | -10 | -10 | -10 | -8 | -7 | -7 | -6 | -8 | -9 | -8 | -7 | -9 | -9 | -8 | -7 | -5 | -8 | -7 |
-22 | -20 | -20 | -20 | -17 | -16 | -16 | -16 | -16 | -18 | -19 | -19 | -19 | -18 | -16 | -14 | -10 | -14 | -10 | |
600 | 650 | 650 | 600 | 750 | 900 | 900 | 950 | 850 | 750 | 750 | 850 | 750 | 750 | 750 | 850 | 1250 | 750 | 0 | |
Cloud base (m) | 750 | 550 | 550 | 550 | 550 | 550 | 550 | 550 | 550 | 550 | 600 | 550 | 550 | 650 | 650 | 1500 | 2100 | 600 | 550 |
 | — | 7:56 | — | — | 7:56 | — | — | 7:58 | — | — | 7:58 | — | — | 7:58 | — | — | 7:58 | — | — |
 | — | — | 4:13 | — | — | 4:13 | — | — | 4:14 | — | — | 4:14 | — | — | 4:15 | — | — | 4:15 | — |
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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 Sun afternoon. Temperatures will be well below freezing (max -6°C on Sat night, min -10°C on Thu night). Winds decreasing (near gales from the WSW on Thu night, moderate winds from the SW by Sun afternoon).
North Twin Sister Weather (Days 3-6):
A heavy fall of snow, heaviest during Sun night. Temperatures will be below freezing (max -3°C on Tue night, min -9°C on Sun night). Winds decreasing (gales from the S on Mon morning, light winds from the SE by Wed morning).
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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