– Lat/Long: 48.70° N 121.99° W
Twin Sisters Mountain
Weather Forecast, United StatesIssued: 4 pm Mon 11 May Local TimeUpdates in: hr min sUpdate imminent
Issued: 4 pm Mon 11 May Local Time
Updates in:
Update imminent hr min s
Issued: 4 pm Mon 11 May Local Time
Updates in:
Update imminent hr min s
3 Twin Sisters Mountain Elevations: 3 Forecast Elevations: Days 1–4 Weather SummaryHeavy rain (total 20mm), mostly on Wed morning. Becoming colder with a light covering of snow ,mostly falling on Wed morning. Freeze-thaw conditions (max 16°C on Tue afternoon, min 0°C on Wed night). Wind will be generally light. | Days 5–7 Weather SummaryA heavy fall of snow, heaviest during Fri afternoon. Freeze-thaw conditions (max 4°C on Thu afternoon, min -2°C on Fri night). Wind will be generally light. | ||||||||||||||||
Mon 11 | Tuesday 12 | Wednesday 13 | Thursday 14 | Friday 15 | Saturday 16 | ||||||||||||
PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  | |  |  |  | |  | |  |  |  | | |  | |  | |
some clouds | clear | some clouds | rain shwrs | mod. rain | light snow | light snow | light snow | some clouds | light rain | mod. snow | cloudy | light snow | mod. snow | snow shwrs | snow shwrs | some clouds | |
km/h | |||||||||||||||||
 |  |  |  |  |  | ||||||||||||
— | — | — | — | — | 2 | 2 | 4 | — | — | 6 | — | 5 | 10 | 1 | 2 | — | |
— | — | — | 0.2 | 8 | 12 | — | — | — | 0.2 | — | — | — | — | — | — | — | |
max °C | 10 | 14 | 14 | 16 | 13 | 4 | 1 | 1 | 2 | 4 | 1 | 0 | -1 | -2 | -2 | 0 | 0 |
min °C | 9 | 11 | 14 | 15 | 6 | 2 | 1 | 0 | 0 | 3 | -1 | -1 | -1 | -2 | -2 | -1 | -2 |
9 | 10 | 14 | 15 | 4 | -2 | -4 | -4 | -4 | 1 | -5 | -6 | -6 | -4 | -6 | -4 | -6 | |
3150 | 3450 | 3700 | 3550 | 3000 | 1950 | 1700 | 1600 | 1750 | 1950 | 1450 | 1400 | 1250 | 1200 | 1250 | 1450 | 1150 | |
Cloud base (m) | 6850 | 5900 | 6050 | 1950 | 550 | 600 | 600 | 700 | 2000 | 600 | 650 | 600 | 600 | 600 | 850 | 600 | |
 | — | — | 5:31 | — | — | 5:28 | — | — | 5:28 | — | — | 5:26 | — | — | 5:24 | — | — |
 | — | 8:36 | — | — | 8:37 | — | — | 8:38 | — | — | 8:39 | — | — | 8:42 | — | — | 8:43 |
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Twin Sisters Mountain Weather (Days 0-3):
The weather forecast for Twin Sisters Mountain is: Heavy rain (total 20mm), mostly on Wed morning. Becoming colder with a light covering of snow ,mostly falling on Wed morning. Freeze-thaw conditions (max 16°C on Tue afternoon, min 0°C on Wed night). Wind will be generally light.
Twin Sisters Mountain Weather (Days 3-6):
A heavy fall of snow, heaviest during Fri afternoon. Freeze-thaw conditions (max 4°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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