– Lat/Long: 48.71° N 121.99° W
North Twin Sister Weather Forecast
Cascade Range · United StatesIssued: 10 pm Mon 21 Sep Local Time
Updates in:
Update imminent hr min s
Issued: 10 pm Mon 21 Sep Local Time
Updates in:
Update imminent hr min s
3 North Twin Sister Elevations: 3 Forecast Elevations: Days 1–4 Weather SummarySome drizzle, heaviest during Thu afternoon. Mild temperatures (max 8°C on Mon night, min 1°C on Wed morning). Wind will be generally light. | Days 5–7 Weather SummaryDrizzle, on Thu night followed by colder weather and a moderate fall of snow, heaviest on Fri morning.. Freeze-thaw conditions (max 5°C on Sat night, min -1°C on Fri morning). Winds decreasing (fresh winds from the S on Thu night, calm by Sat morning). | |||||||||||||||
Tuesday 22 | Wednesday 23 | Thursday 24 | Friday 25 | Saturday 26 | ||||||||||||
night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  |  |  |  |  |  | |  |  |  |  | | | | | |
clear | clear | some clouds | rain shwrs | cloudy | rain shwrs | some clouds | cloudy | light rain | light snow | light snow | snow shwrs | clear | clear | some clouds | some clouds | |
Cloud base (m) | 600 | 600 | 2250 | 1900 | 1850 | 6250 | 1800 | 550 | 600 | 700 | 1750 | 6650 | ||||
km/h | ||||||||||||||||
 |  |  |  |  |  | |||||||||||
 cm | — | — | — | — | — | — | — | — | — | 4 | 5 | 2 | — | — | — | — |
mm | — | — | — | 0.1 | — | 0.2 | — | — | 1.5 | 1.5 | — | — | — | — | — | — |
max °C | 8 | 4 | 4 | 4 | 1 | 3 | 5 | 5 | 4 | 3 | 0 | -1 | 0 | 1 | 4 | 5 |
min °C | 5 | 4 | 4 | 2 | 1 | 2 | 3 | 5 | 3 | 1 | -1 | -1 | -1 | 0 | 3 | 1 |
chill °C | 2 | 1 | 1 | -2 | -2 | -2 | 0 | 2 | -2 | -4 | -6 | -6 | -6 | 0 | 0 | -4 |
Freezing level m | 3300 | 2950 | 2650 | 2400 | 2250 | 2500 | 2900 | 2900 | 2550 | 2300 | 1750 | 1800 | 1850 | 2250 | 2600 | 2400 |
 | — | 6:54 | — | — | 6:54 | — | — | 6:56 | — | — | 6:58 | — | — | 6:58 | — | — |
 | — | — | 7:06 | — | — | 7:04 | — | — | 7:01 | — | — | 7:00 | — | — | 6:58 | — |
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North Twin Sister Weather (Days 0-3):
The weather forecast for North Twin Sister is: Some drizzle, heaviest during Thu afternoon. Mild temperatures (max 8°C on Mon night, min 1°C on Wed morning). Wind will be generally light.
North Twin Sister Weather (Days 3-6):
Drizzle, on Thu night followed by colder weather and a moderate fall of snow, heaviest on Fri morning.. Freeze-thaw conditions (max 5°C on Sat night, min -1°C on Fri morning). Winds decreasing (fresh winds from the S on Thu night, calm by Sat morning).
This table gives the weather forecast for North Twin Sister at the specific elevation of 2024 m. Our advanced weather models allow us to provide distinct weather forecasts for several elevations of North Twin Sister. 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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