– Lat/Long: 48.71° N 121.99° W
North Twin Sister
Weather Forecast, United StatesIssued: 9 pm Tue 17 Feb Local TimeUpdates in: hr min sUpdate imminent
Issued: 9 pm Tue 17 Feb Local Time
Updates in:
Update imminent hr min s
Issued: 9 pm Tue 17 Feb Local Time
Updates in:
Update imminent hr min s
3 North Twin Sister Elevations: 3 Forecast Elevations: Days 1–4 Weather SummaryA moderate fall of snow, heaviest on Wed morning. Temperatures will be well below freezing (max -9°C on Fri morning, min -12°C on Tue night). Wind will be generally light. | Days 5–7 Weather SummaryA heavy fall of snow, heaviest during Mon morning. Temperatures will be below freezing (max -1°C on Sat night, min -8°C on Fri night). Winds decreasing (fresh winds from the SE on Sun morning, calm by Mon morning). | ||||||||||||||||||
Wednesday 18 | Thursday 19 | Friday 20 | Saturday 21 | Sunday 22 | Monday 23 | ||||||||||||||
night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  |  | |  |  |  | | |  | | | | | | |  | |  | |
some clouds | mod. snow | snow shwrs | some clouds | cloudy | clear | clear | cloudy | cloudy | cloudy | cloudy | cloudy | cloudy | cloudy | cloudy | cloudy | heavy snow | mod. snow | heavy snow | |
km/h | |||||||||||||||||||
 |  |  |  |  |  |  | |||||||||||||
— | 6 | 4 | — | — | — | — | — | — | — | — | — | — | — | — | — | 12 | 9 | 11 | |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
max °C | -10 | -11 | -11 | -11 | -12 | -11 | -10 | -9 | -9 | -5 | -4 | -2 | -1 | -1 | -2 | -3 | -6 | -7 | -7 |
min °C | -12 | -11 | -11 | -11 | -12 | -12 | -10 | -10 | -9 | -8 | -4 | -4 | -2 | -2 | -3 | -4 | -7 | -7 | -8 |
-15 | -16 | -15 | -11 | -17 | -19 | -14 | -16 | -14 | -13 | -10 | -10 | -8 | -9 | -9 | -10 | -12 | -13 | -16 | |
300 | 400 | 450 | 0 | 250 | 450 | 0 | 300 | 600 | 200 | 1250 | 1400 | 1850 | 1850 | 1700 | 1650 | 900 | 800 | 800 | |
Cloud base (m) | 800 | 550 | 550 | 650 | 650 | 750 | 600 | 700 | 700 | 600 | 4350 | 3350 | 2650 | 2600 | 2200 | 850 | 650 | 550 | 600 |
 | — | 7:09 | — | — | 7:07 | — | — | 7:05 | — | — | 7:03 | — | — | 7:01 | — | — | 7:00 | — | — |
 | — | — | 5:34 | — | — | 5:35 | — | — | 5:37 | — | — | 5:38 | — | — | 5:39 | — | — | 5:42 | — |
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North Twin Sister Weather (Days 0-3):
The weather forecast for North Twin Sister is: A moderate fall of snow, heaviest on Wed morning. Temperatures will be well below freezing (max -9°C on Fri morning, min -12°C on Tue night). Wind will be generally light.
North Twin Sister Weather (Days 3-6):
A heavy fall of snow, heaviest during Mon morning. Temperatures will be below freezing (max -1°C on Sat night, min -8°C on Fri night). Winds decreasing (fresh winds from the SE on Sun morning, calm by Mon 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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