– Lat/Long: 48.70° N 121.99° W
Twin Sisters Mountain
Weather Forecast, United StatesIssued: 9 pm Thu 18 Dec Local TimeUpdates in: hr min sUpdate imminent
Issued: 9 pm Thu 18 Dec Local Time
Updates in:
Update imminent hr min s
Issued: 9 pm Thu 18 Dec Local Time
Updates in:
Update imminent hr min s
3 Twin Sisters Mountain Elevations: 3 Forecast Elevations: Days 1–4 Weather SummaryA heavy fall of snow, heaviest during Sun afternoon. Temperatures will be below freezing (max -3°C on Sat night, min -6°C on Thu night). Mainly strong winds. | Days 5–7 Weather SummaryA heavy fall of snow, heaviest during Sun night. Temperatures will be below freezing (max 0°C on Tue night, min -5°C on Sun night). Winds decreasing (near gales from the S on Mon afternoon, calm by Wed morning). | ||||||||||||||||||
Friday 19 | Saturday 20 | Sunday 21 | Monday 22 | Tuesday 23 | Wednesday 24 | ||||||||||||||
night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  |  | | |  |  | | | | | | |  | |  | | |  | |
mod. snow | heavy snow | light snow | mod. snow | light snow | mod. snow | heavy snow | mod. snow | heavy snow | heavy snow | light snow | mod. snow | mod. snow | some clouds | some clouds | cloudy | light snow | heavy snow | snow shwrs | |
km/h | |||||||||||||||||||
 |  |  |  |  |  |  | |||||||||||||
7 | 13 | 4 | 10 | 2 | 9 | 12 | 7 | 16 | 19 | 5 | 8 | 7 | — | — | — | 3 | 11 | 1 | |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
max°C | -5 | -6 | -6 | -5 | -4 | -4 | -3 | -3 | -4 | -4 | -4 | -4 | -4 | -5 | -4 | 0 | -1 | -4 | -3 |
min°C | -6 | -6 | -6 | -6 | -5 | -4 | -3 | -3 | -4 | -5 | -5 | -4 | -5 | -5 | -4 | -3 | -3 | -5 | -5 |
-15 | -13 | -13 | -13 | -12 | -12 | -11 | -12 | -10 | -12 | -14 | -14 | -13 | -12 | -10 | -7 | -5 | -10 | -9 | |
600 | 650 | 650 | 600 | 750 | 900 | 900 | 950 | 850 | 750 | 750 | 850 | 750 | 750 | 750 | 850 | 1200 | 750 | 0 | |
Cloud base (m) | 750 | 550 | 550 | 550 | 550 | 550 | 550 | 550 | 550 | 550 | 600 | 550 | 550 | 650 | 650 | 1500 | 2100 | 600 | 550 |
 | — | 7:56 | — | — | 7:56 | — | — | 7:58 | — | — | 7:58 | — | — | 7:58 | — | — | 7:58 | — | — |
 | — | — | 4:13 | — | — | 4:13 | — | — | 4:14 | — | — | 4:14 | — | — | 4:15 | — | — | 4:15 | — |
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Twin Sisters Mountain Weather (Days 0-3):
The weather forecast for Twin Sisters Mountain is: A heavy fall of snow, heaviest during Sun afternoon. Temperatures will be below freezing (max -3°C on Sat night, min -6°C on Thu night). Mainly strong winds.
Twin Sisters Mountain Weather (Days 3-6):
A heavy fall of snow, heaviest during Sun night. Temperatures will be below freezing (max 0°C on Tue night, min -5°C on Sun night). Winds decreasing (near gales from the S on Mon afternoon, calm by Wed morning).
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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* 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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