– Lat/Long: 48.71° N 121.99° W
North Twin Sister
Weather Forecast, United StatesIssued: 4 pm Sun 22 Mar Local TimeUpdates in: hr min sUpdate imminent
Issued: 4 pm Sun 22 Mar Local Time
Updates in:
Update imminent hr min s
Issued: 4 pm Sun 22 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 Tue night. Freeze-thaw conditions (max 2°C on Mon night, min -6°C on Tue night). Winds increasing (calm on Mon afternoon, near gales from the S by Tue morning). | Days 5–7 Weather SummaryA moderate fall of snow, heaviest on Thu morning. Freeze-thaw conditions (max 9°C on Sat morning, min -7°C on Wed night). Winds decreasing (fresh winds from the WSW on Wed afternoon, calm by Thu night). | ||||||||||||||||
Sun 22 | Monday 23 | Tuesday 24 | Wednesday 25 | Thursday 26 | Friday 27 | ||||||||||||
PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  |  | | |  | |  |  | |  |  | |  | | |  | |
some clouds | cloudy | clear | some clouds | cloudy | light snow | light snow | heavy snow | mod. snow | light snow | mod. snow | snow shwrs | snow shwrs | clear | clear | some clouds | some clouds | |
km/h | |||||||||||||||||
 |  |  |  |  |  | ||||||||||||
— | — | — | — | — | 5 | 5 | 20 | 9 | 5 | 6 | 5 | 1 | — | — | — | — | |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
max °C | -3 | 0 | 0 | 1 | 2 | 0 | 1 | 0 | -6 | -6 | -6 | -7 | -5 | -1 | 2 | 3 | 8 |
min °C | -3 | -1 | 0 | 0 | 1 | -2 | 0 | -6 | -6 | -6 | -7 | -7 | -6 | -5 | 0 | 2 | 5 |
-3 | -1 | -2 | 0 | 0 | -8 | -7 | -13 | -14 | -14 | -15 | -14 | -10 | -5 | -3 | -1 | 3 | |
1150 | 1450 | 1450 | 1700 | 1650 | 1400 | 1600 | 750 | 650 | 700 | 350 | 650 | 850 | 0 | 1800 | 2300 | 2900 | |
Cloud base (m) | 700 | 6200 | 5550 | 900 | 2500 | 650 | 550 | 550 | 600 | 600 | 750 | 650 | 750 | 650 | 600 | 650 | 600 |
 | — | — | 7:05 | — | — | 7:03 | — | — | 7:01 | — | — | 6:58 | — | — | 6:56 | — | — |
 | 7:22 | — | — | 7:23 | — | — | 7:25 | — | — | 7:27 | — | — | 7:29 | — | — | 7:30 | — |
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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 Tue night. Freeze-thaw conditions (max 2°C on Mon night, min -6°C on Tue night). Winds increasing (calm on Mon afternoon, near gales from the S by Tue morning).
North Twin Sister Weather (Days 3-6):
A moderate fall of snow, heaviest on Thu morning. Freeze-thaw conditions (max 9°C on Sat morning, min -7°C on Wed night). Winds decreasing (fresh winds from the WSW on Wed afternoon, calm by Thu night).
This table gives the weather forecast for North Twin Sister at the specific elevation of 1500 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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