– Lat/Long: 48.70° N 121.99° W
Twin Sisters Mountain
Weather Forecast, United StatesIssued: 10 am Sun 19 May Local TimeUpdates in: hr min sUpdate imminent
Twin Sisters MountainWeather Forecast, United States
Issued: 10 am Sun 19 May Local Time
Updates in:
Update imminent hr min s
Issued: 10 am Sun 19 May Local Time
Updates in:
Update imminent hr min s
3 Twin Sisters Mountain Elevations: 3 Forecast Elevations: Days 1–3 Weather SummaryModerate rain (total 18mm), heaviest on Tue morning giving way to a moderate fall of snow, heaviest on Tue night. Freeze-thaw conditions (max 5°C on Mon afternoon, min -1°C on Sun morning). Wind will be generally light. | Days 4–6 Weather SummaryMild with moderate rain (total 10mm) on Fri morning, Becoming colder with a light covering of snow, mostly falling on Fri night. Freeze-thaw conditions (max 5°C on Thu afternoon, min -2°C on Fri night). Wind will be generally light. | |||||||||||||||||
Sunday 19 | Monday 20 | Tuesday 21 | Wednesday 22 | Thursday 23 | Friday 24 | |||||||||||||
AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 | |  |  |  |  |  | |  | | |  | |  |  |  | | | |
some clouds | some clouds | clear | cloudy | rain shwrs | light snow | mod. rain | mod. rain | heavy snow | cloudy | cloudy | some clouds | rain shwrs | light rain | mod. rain | light snow | light snow | light snow | |
km/h | ||||||||||||||||||
Wave Height Map |  |  |  |  |  |  | ||||||||||||
— | — | — | — | — | 1.0 | — | — | 12 | — | — | — | — | — | — | 1.0 | 3 | 4 | |
— | — | — | — | 0.1 | — | 8 | 7 | 3 | — | — | — | 0.1 | 0.2 | 5 | 5 | — | — | |
max°C | -1 | 1 | 2 | 2 | 5 | 4 | 2 | 2 | 2 | -1 | 2 | 3 | 2 | 5 | 5 | 2 | -1 | -2 |
min°C | -1 | 1 | 1 | 1 | 4 | 2 | 2 | 2 | -1 | -1 | 0 | 2 | 2 | 4 | 3 | 1 | -1 | -2 |
-1 | -1 | 1 | 1 | 2 | -2 | -2 | -2 | -5 | -1 | -3 | 1 | 2 | 3 | -1 | -3 | -6 | -6 | |
1450 | 1750 | 1800 | 1900 | 2200 | 1950 | 1950 | 2000 | 1500 | 1400 | 1950 | 2000 | 2000 | 2250 | 2200 | 1750 | 1350 | 1150 | |
Cloud base (m) | 700 | 950 | 1900 | 1700 | 2000 | 1650 | 550 | 550 | 550 | 600 | 600 | 850 | 850 | 1550 | 550 | 550 | 550 | 600 |
 | 5:20 | — | — | 5:18 | — | — | 5:18 | — | — | 5:16 | — | — | 5:16 | — | — | 5:15 | — | — |
 | — | — | 8:47 | — | — | 8:50 | — | — | 8:51 | — | — | 8:52 | — | — | 8:52 | — | — | 8:53 |
Twin Sisters Mountain Weather (Days 0-3):
The weather forecast for Twin Sisters Mountain is: Moderate rain (total 18mm), heaviest on Tue morning giving way to a moderate fall of snow, heaviest on Tue night. Freeze-thaw conditions (max 5°C on Mon afternoon, min -1°C on Sun morning). Wind will be generally light.
Twin Sisters Mountain Weather (Days 3-6):
Mild with moderate rain (total 10mm) on Fri morning, Becoming colder with a light covering of snow, mostly falling on Fri night. Freeze-thaw conditions (max 5°C on Thu afternoon, min -2°C on Fri night). Wind will be generally light.
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.
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