– Lat/Long: 48.70° N 121.99° W
Twin Sisters Mountain
Weather Forecast, United StatesIssued: 9 pm Tue 09 Dec Local TimeUpdates in: hr min sUpdate imminent
Issued: 9 pm Tue 09 Dec Local Time
Updates in:
Update imminent hr min s
Issued: 9 pm Tue 09 Dec Local Time
Updates in:
Update imminent hr min s
3 Twin Sisters Mountain Elevations: 3 Forecast Elevations: Days 1–4 Weather SummaryHeavy rain (total 95mm), heaviest during Wed night. Later becoming colder with a dusting of snow on Wed night. Freeze-thaw conditions (max 5°C on Tue night, min -2°C on Wed night). Winds decreasing (fresh winds from the SW on Tue night, calm by Thu night). | Days 5–7 Weather SummaryA dusting of snow. Milder later with heavy rain (total 44mm) on Sun night. Mild temperatures (max 5°C on Sat afternoon, min 2°C on Sat night). Winds increasing (light winds from the SSW on Fri night, gales from the SSW by Mon afternoon). | ||||||||||||||||||
Wednesday 10 | Thursday 11 | Friday 12 | Saturday 13 | Sunday 14 | Monday 15 | ||||||||||||||
night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  | |  |  | |  |  | |  |  | | | | | | |  |  | |
heavy rain | heavy rain | heavy rain | light snow | cloudy | cloudy | light rain | light rain | light rain | rain shwrs | clear | cloudy | light snow | light rain | light rain | heavy rain | heavy rain | mod. rain | snow shwrs | |
km/h | |||||||||||||||||||
 |  |  |  |  |  |  | |||||||||||||
— | — | — | 4 | — | — | — | — | — | — | — | — | 1 | — | — | — | — | — | 10 | |
21 | 27 | 18 | 27 | — | — | 0.3 | 0.8 | 0.8 | 0.7 | — | — | 1.4 | 2 | 0.1 | 20 | 11 | 10 | — | |
max°C | 5 | 4 | 5 | 4 | 0 | 0 | 4 | 4 | 4 | 4 | 4 | 5 | 5 | 3 | 3 | 4 | 4 | 4 | 1 |
min°C | 3 | 4 | 5 | -2 | -1 | 0 | -1 | 4 | 3 | 3 | 4 | 5 | 2 | 2 | 3 | 3 | 3 | 4 | -4 |
-3 | -1 | 0 | -7 | -5 | -3 | -1 | 1 | 0 | 0 | 1 | 1 | -4 | -4 | -3 | -3 | -4 | -2 | -9 | |
2650 | 2350 | 2600 | 2050 | 1300 | 1550 | 2050 | 2250 | 2150 | 2400 | 2600 | 2550 | 2200 | 1900 | 2000 | 2300 | 2200 | 2200 | 1100 | |
Cloud base (m) | 550 | 550 | 550 | 550 | 850 | 1600 | 650 | 650 | 600 | 600 | 1650 | 1550 | 2050 | 600 | 600 | 650 | 550 | 550 | 750 |
 | — | 7:48 | — | — | 7:50 | — | — | 7:50 | — | — | 7:52 | — | — | 7:52 | — | — | 7:54 | — | — |
 | — | — | 4:10 | — | — | 4:10 | — | — | 4:10 | — | — | 4:10 | — | — | 4:10 | — | — | 4:12 | — |
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Twin Sisters Mountain Weather (Days 0-3):
The weather forecast for Twin Sisters Mountain is: Heavy rain (total 95mm), heaviest during Wed night. Later becoming colder with a dusting of snow on Wed night. Freeze-thaw conditions (max 5°C on Tue night, min -2°C on Wed night). Winds decreasing (fresh winds from the SW on Tue night, calm by Thu night).
Twin Sisters Mountain Weather (Days 3-6):
A dusting of snow. Milder later with heavy rain (total 44mm) on Sun night. Mild temperatures (max 5°C on Sat afternoon, min 2°C on Sat night). Winds increasing (light winds from the SSW on Fri night, gales from the SSW by Mon 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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SHIP2959 |
* 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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