– Lat/Long: 48.70° N 121.99° W
Twin Sisters Mountain
Weather Forecast, United StatesIssued: 4 pm Thu 21 May Local TimeUpdates in: hr min sUpdate imminent
Issued: 4 pm Thu 21 May Local Time
Updates in:
Update imminent hr min s
Issued: 4 pm Thu 21 May Local Time
Updates in:
Update imminent hr min s
3 Twin Sisters Mountain Elevations: 3 Forecast Elevations: Days 1–4 Weather SummaryMostly dry. Very mild (max 11°C on Thu afternoon, min 3°C on Sun morning). Wind will be generally light. | Days 5–7 Weather SummaryA light fall of snow, heaviest on Sun night. Turning milder with light rain (total 6mm) on Mon morning. Mild temperatures (max 8°C on Sun afternoon, min 1°C on Sun night). Winds decreasing (fresh winds from the S on Mon morning, calm by Mon night). | ||||||||||||||||
Thu 21 | Friday 22 | Saturday 23 | Sunday 24 | Monday 25 | Tuesday 26 | ||||||||||||
PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  |  |  |  | | | | | |  |  | | | | |  | |
clear | clear | some clouds | rain shwrs | some clouds | clear | some clouds | some clouds | some clouds | some clouds | light snow | light snow | light snow | light snow | light snow | light snow | light rain | |
km/h | |||||||||||||||||
 |  |  |  |  |  | ||||||||||||
— | — | — | — | — | — | — | — | — | — | 3 | 2 | 2 | 4 | 1 | 1 | — | |
— | — | — | 0.1 | — | — | — | — | — | — | 0.8 | 2 | 1.7 | — | — | 1 | 0.3 | |
max °C | 11 | 11 | 9 | 11 | 10 | 8 | 9 | 7 | 5 | 8 | 7 | 2 | 2 | 2 | 1 | 2 | 2 |
min °C | 11 | 9 | 8 | 10 | 8 | 7 | 9 | 4 | 3 | 7 | 1 | 1 | 2 | 1 | 1 | 2 | 2 |
10 | 9 | 8 | 9 | 7 | 6 | 7 | 1 | 0 | 5 | -5 | -5 | -3 | -4 | -1 | 0 | 0 | |
2900 | 2750 | 2750 | 2950 | 3100 | 2900 | 2850 | 2700 | 2500 | 2700 | 2500 | 1950 | 1850 | 1650 | 1750 | 1950 | 1900 | |
Cloud base (m) | 2650 | 2850 | 2550 | 2450 | 6800 | 7000 | 6850 | 4450 | 2450 | 2150 | 600 | 650 | 750 | 600 | 600 | 550 | |
 | — | — | 5:18 | — | — | 5:16 | — | — | 5:16 | — | — | 5:15 | — | — | 5:13 | — | — |
 | — | 8:50 | — | — | 8:51 | — | — | 8:52 | — | — | 8:52 | — | — | 8:53 | — | — | 8:54 |
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Twin Sisters Mountain Weather (Days 0-3):
The weather forecast for Twin Sisters Mountain is: Mostly dry. Very mild (max 11°C on Thu afternoon, min 3°C on Sun morning). Wind will be generally light.
Twin Sisters Mountain Weather (Days 3-6):
A light fall of snow, heaviest on Sun night. Turning milder with light rain (total 6mm) on Mon morning. Mild temperatures (max 8°C on Sun afternoon, min 1°C on Sun night). Winds decreasing (fresh winds from the S on Mon morning, calm 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.
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