– Lat/Long: 48.70° N 121.99° W
Twin Sisters Mountain
Weather Forecast, United StatesIssued: 9 am Sun 14 Dec Local TimeUpdates in: hr min sUpdate imminent
Issued: 9 am Sun 14 Dec Local Time
Updates in:
Update imminent hr min s
Issued: 9 am Sun 14 Dec Local Time
Updates in:
Update imminent hr min s
3 Twin Sisters Mountain Elevations: 3 Forecast Elevations: Days 1–3 Weather SummaryHeavy rain (total 103mm), heaviest during Tue night. Later becoming colder with a dusting of snow on Tue night. Very mild (max 11°C on Mon morning, min 1°C on Tue night). Winds increasing (calm on Mon night, fresh winds from the W by Tue night). | Days 4–6 Weather SummaryModerate rain (total 14mm), heaviest on Wed afternoon giving way to a moderate fall of snow, heaviest on Thu afternoon. Freeze-thaw conditions (max 3°C on Thu morning, min -1°C on Thu night). Wind will be generally light. | |||||||||||||||||
Sunday 14 | Monday 15 | Tuesday 16 | Wednesday 17 | Thursday 18 | Friday 19 | |||||||||||||
AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  |  |  | |  | | |  |  | | | | |  | | | | |
light rain | mod. rain | heavy rain | heavy rain | heavy rain | mod. rain | mod. rain | light rain | light snow | light snow | light snow | light snow | light rain | light snow | snow shwrs | light snow | light snow | light snow | |
km/h | ||||||||||||||||||
 |  |  |  |  |  | |||||||||||||
— | — | — | — | — | — | — | — | 1 | 2 | 1 | 1 | — | 2 | 1 | 4 | 3 | 4 | |
2 | 6 | 27 | 11 | 16 | 7 | 7 | 3 | 25 | — | 4 | 3 | 5 | 2 | — | — | — | — | |
max°C | 8 | 9 | 10 | 11 | 10 | 3 | 5 | 6 | 7 | 2 | 2 | 2 | 3 | 3 | 0 | 1 | 1 | 0 |
min°C | 7 | 8 | 9 | 11 | 4 | 3 | 3 | 5 | 1 | 2 | 2 | 2 | 3 | 2 | -1 | 0 | 0 | 0 |
4 | 6 | 7 | 8 | 0 | 1 | 0 | 3 | -5 | -3 | -1 | -1 | 0 | -1 | -1 | -2 | -2 | -3 | |
2000 | 2200 | 2600 | 2550 | 2000 | 900 | 1100 | 1600 | 1350 | 700 | 800 | 900 | 1000 | 1050 | 300 | 550 | 600 | 550 | |
Cloud base (m) | 600 | 600 | 550 | 550 | 550 | 600 | 550 | 600 | 500 | 600 | 600 | 550 | 500 | 500 | 700 | 550 | 550 | 550 |
 | 7:52 | — | — | 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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Twin Sisters Mountain Weather (Days 0-3):
The weather forecast for Twin Sisters Mountain is: Heavy rain (total 103mm), heaviest during Tue night. Later becoming colder with a dusting of snow on Tue night. Very mild (max 11°C on Mon morning, min 1°C on Tue night). Winds increasing (calm on Mon night, fresh winds from the W by Tue night).
Twin Sisters Mountain Weather (Days 3-6):
Moderate rain (total 14mm), heaviest on Wed afternoon giving way to a moderate fall of snow, heaviest on Thu afternoon. Freeze-thaw conditions (max 3°C on Thu morning, min -1°C on Thu night). Wind will be generally light.
This table gives the weather forecast for Twin Sisters Mountain at the specific elevation of 500 m. Our advanced weather models allow us to provide distinct weather forecasts for several elevations of Twin Sisters Mountain. 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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