– Lat/Long: 48.70° N 121.99° W
Twin Sisters Mountain
Weather Forecast, United StatesIssued: 9 am Tue 16 Dec Local TimeUpdates in: hr min sUpdate imminent
Issued: 9 am Tue 16 Dec Local Time
Updates in:
Update imminent hr min s
Issued: 9 am Tue 16 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 30mm) on Tue night. Becoming colder with heavy fall of snow, heaviest during Thu night. Freeze-thaw conditions (max 3°C on Tue afternoon, min -6°C on Thu night). Mainly gales. | Days 4–6 Weather SummaryA heavy fall of snow, heaviest during Fri morning. Temperatures will be below freezing (max -3°C on Sun morning, min -6°C on Fri morning). Winds decreasing (fresh winds from the S on Sat night, light winds from the SSW by Sun afternoon). | |||||||||||||||||
Tuesday 16 | Wednesday 17 | Thursday 18 | Friday 19 | Saturday 20 | Sunday 21 | |||||||||||||
AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 | |  | |  |  | | |  |  | | | | | | | | | |
light snow | light snow | mod. snow | light snow | mod. snow | light snow | light snow | light snow | heavy snow | heavy snow | mod. snow | mod. snow | light snow | light snow | light snow | mod. snow | light snow | mod. snow | |
km/h | ||||||||||||||||||
 |  |  |  |  |  | |||||||||||||
2 | 3 | 7 | 4 | 6 | 4 | 3 | 2 | 15 | 13 | 6 | 10 | 4 | 3 | 5 | 9 | 4 | 9 | |
— | 8 | 22 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
max°C | 1 | 3 | 3 | -5 | -4 | -3 | -1 | 0 | -3 | -6 | -6 | -5 | -5 | -4 | -4 | -3 | -3 | -4 |
min°C | 0 | 2 | -5 | -5 | -4 | -3 | -3 | -1 | -6 | -6 | -6 | -6 | -5 | -4 | -4 | -3 | -3 | -5 |
-8 | -5 | -16 | -15 | -12 | -10 | -9 | -8 | -15 | -14 | -15 | -12 | -12 | -11 | -12 | -10 | -8 | -11 | |
1600 | 1950 | 1900 | 750 | 850 | 1000 | 1000 | 1600 | 700 | 650 | 650 | 600 | 750 | 850 | 850 | 900 | 950 | 750 | |
Cloud base (m) | 600 | 500 | 450 | 600 | 600 | 550 | 500 | 500 | 550 | 550 | 550 | 550 | 550 | 550 | 550 | 550 | 550 | 550 |
 | 7:54 | — | — | 7:54 | — | — | 7:56 | — | — | 7:56 | — | — | 7:56 | — | — | 7:58 | — | — |
 | — | 4:12 | — | — | 4:12 | — | — | 4:12 | — | — | 4:13 | — | — | 4:13 | — | — | 4:14 | — |
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Twin Sisters Mountain Weather (Days 0-3):
The weather forecast for Twin Sisters Mountain is: Heavy rain (total 30mm) on Tue night. Becoming colder with heavy fall of snow, heaviest during Thu night. Freeze-thaw conditions (max 3°C on Tue afternoon, min -6°C on Thu night). Mainly gales.
Twin Sisters Mountain Weather (Days 3-6):
A heavy fall of snow, heaviest during Fri morning. Temperatures will be below freezing (max -3°C on Sun morning, min -6°C on Fri morning). Winds decreasing (fresh winds from the S on Sat night, light winds from the SSW by Sun afternoon).
This table gives the weather forecast for Twin Sisters Mountain at the specific elevation of 1500 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.
| Weather Station | Temp. | Weather | Wind | Gusts | Cloud / Visibility |
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SHIP8683 |
* NOTE: not all weather observatories update at the same frequency which is the reason why some locations may show data from stations that are further away than known closer ones.
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