– Lat/Long: 48.70° N 121.99° W
Twin Sisters Mountain
Weather Forecast, United StatesIssued: 3 am Wed 10 Dec Local TimeUpdates in: hr min sUpdate imminent
Issued: 3 am Wed 10 Dec Local Time
Updates in:
Update imminent hr min s
Issued: 3 am Wed 10 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 65mm), heaviest during Wed morning. Later becoming colder with a dusting of snow on Wed night. Freeze-thaw conditions (max 5°C on Wed afternoon, min -1°C on Wed night). Winds decreasing (strong winds from the W on Wed night, calm by Thu afternoon). | Days 4–6 Weather SummaryHeavy rain (total 46mm), heaviest during Sun night. Later becoming colder with a dusting of snow on Mon night. Freeze-thaw conditions (max 6°C on Sat morning, min -4°C on Mon night). Winds decreasing (near gales from the S on Mon morning, light winds from the SSW by Mon night). | |||||||||||||||||
Wednesday 10 | Thursday 11 | Friday 12 | Saturday 13 | Sunday 14 | Monday 15 | |||||||||||||
AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 | |  |  | |  |  |  |  |  | | | | |  | |  | | |
heavy rain | heavy rain | light snow | cloudy | cloudy | light rain | rain shwrs | light rain | rain shwrs | clear | light rain | light rain | light rain | rain shwrs | heavy rain | heavy rain | mod. rain | light snow | |
km/h | ||||||||||||||||||
 |  |  |  |  |  | |||||||||||||
— | — | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 4 | |
28 | 13 | 23 | — | — | 0.6 | 0.5 | 0.3 | 0.3 | — | 0.1 | 4 | 0.2 | 0.1 | 15 | 14 | 8 | 5 | |
max°C | 4 | 5 | 3 | -1 | 0 | 3 | 4 | 4 | 4 | 6 | 6 | 3 | 3 | 4 | 4 | 4 | 4 | 3 |
min°C | 4 | 5 | -1 | -1 | -1 | 1 | 3 | 4 | 3 | 4 | 6 | 3 | 2 | 3 | 2 | 4 | 4 | -4 |
0 | 0 | -6 | -5 | -3 | -2 | -1 | 1 | 0 | 0 | 2 | -3 | -4 | -2 | -5 | -3 | -2 | -8 | |
2300 | 2750 | 2050 | 1350 | 1500 | 2150 | 2200 | 2200 | 2650 | 2650 | 2450 | 2150 | 1950 | 1950 | 2300 | 2400 | 2350 | 1350 | |
Cloud base (m) | 550 | 550 | 550 | 750 | 2600 | 600 | 600 | 650 | 750 | 650 | 750 | 600 | 1650 | 700 | 550 | 550 | 550 | |
 | 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 65mm), heaviest during Wed morning. Later becoming colder with a dusting of snow on Wed night. Freeze-thaw conditions (max 5°C on Wed afternoon, min -1°C on Wed night). Winds decreasing (strong winds from the W on Wed night, calm by Thu afternoon).
Twin Sisters Mountain Weather (Days 3-6):
Heavy rain (total 46mm), heaviest during Sun night. Later becoming colder with a dusting of snow on Mon night. Freeze-thaw conditions (max 6°C on Sat morning, min -4°C on Mon night). Winds decreasing (near gales from the S on Mon morning, light winds from the SSW by Mon night).
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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SHIP8459 |
* 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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