– Lat/Long: 48.71° N 121.99° W
North Twin Sister
Weather Forecast, United StatesIssued: 3 pm Sun 14 Dec Local TimeUpdates in: hr min sUpdate imminent
Issued: 3 pm Sun 14 Dec Local Time
Updates in:
Update imminent hr min s
Issued: 3 pm Sun 14 Dec Local Time
Updates in:
Update imminent hr min s
3 North Twin Sister Elevations: 3 Forecast Elevations: Days 1–4 Weather SummaryHeavy rain (total 104mm), heaviest during Tue night. Later becoming colder with a dusting of snow on Tue night. Very mild (max 11°C on Sun night, min 1°C on Tue night). Winds increasing (calm on Mon night, fresh winds from the WSW by Tue night). | Days 5–7 Weather SummaryModerate rain (total 16mm), heaviest on Thu morning giving way to a moderate fall of snow, heaviest on Fri night. Freeze-thaw conditions (max 4°C on Thu afternoon, min -1°C on Thu night). Wind will be generally light. | ||||||||||||||||
Sun 14 | Monday 15 | Tuesday 16 | Wednesday 17 | Thursday 18 | Friday 19 | ||||||||||||
PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  |  | |  | |  |  |  | | | | |  | | |  | |
mod. rain | heavy rain | heavy rain | heavy rain | mod. rain | mod. rain | light rain | light snow | light snow | light snow | light snow | heavy rain | light rain | cloudy | light snow | light snow | mod. snow | |
km/h | |||||||||||||||||
 |  |  |  |  |  | ||||||||||||
— | — | — | — | — | — | — | 1 | 1 | 1 | 2 | — | — | — | 2 | 2 | 10 | |
7 | 31 | 13 | 11 | 9 | 10 | 3 | 17 | 3 | 4 | 0.6 | 10 | 1.6 | — | — | — | — | |
max°C | 9 | 11 | 11 | 9 | 3 | 4 | 7 | 8 | 2 | 2 | 2 | 3 | 4 | 2 | 1 | 1 | 1 |
min°C | 8 | 9 | 11 | 5 | 3 | 3 | 5 | 1 | 2 | 2 | 2 | 2 | 4 | -1 | 1 | 0 | 0 |
6 | 7 | 8 | 2 | 1 | 0 | 2 | -6 | -4 | -2 | 0 | -1 | 0 | -1 | -2 | -3 | -3 | |
2150 | 2600 | 2650 | 1950 | 950 | 1150 | 1700 | 1050 | 750 | 800 | 850 | 950 | 1450 | 300 | 600 | 550 | 600 | |
Cloud base (m) | 600 | 550 | 550 | 550 | 600 | 550 | 550 | 500 | 600 | 600 | 550 | 500 | 500 | 600 | 550 | 550 | 550 |
 | — | — | 7:54 | — | — | 7:54 | — | — | 7:54 | — | — | 7:56 | — | — | 7:56 | — | — |
 | 4:10 | — | — | 4:12 | — | — | 4:12 | — | — | 4:12 | — | — | 4:12 | — | — | 4:13 | — |
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North Twin Sister Weather (Days 0-3):
The weather forecast for North Twin Sister is: Heavy rain (total 104mm), heaviest during Tue night. Later becoming colder with a dusting of snow on Tue night. Very mild (max 11°C on Sun night, min 1°C on Tue night). Winds increasing (calm on Mon night, fresh winds from the WSW by Tue night).
North Twin Sister Weather (Days 3-6):
Moderate rain (total 16mm), heaviest on Thu morning giving way to a moderate fall of snow, heaviest on Fri night. Freeze-thaw conditions (max 4°C on Thu afternoon, min -1°C on Thu night). Wind will be generally light.
This table gives the weather forecast for North Twin Sister at the specific elevation of 500 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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