– Lat/Long: 48.71° N 121.99° W
North Twin Sister Weather Forecast
Cascade Range · United StatesIssued: 9 pm Mon 09 Nov Local Time
Updates in:
Update imminent hr min s
Issued: 9 pm Mon 09 Nov Local Time
Updates in:
Update imminent hr min s
3 North Twin Sister Elevations: 3 Forecast Elevations: Days 1–4 Weather SummaryA light covering of new snow mostly falling on Mon night will be washed away by heavy rain (total 22mm) on Tue afternoon. Freeze-thaw conditions (max 6°C on Wed afternoon, min -2°C on Mon night). Winds increasing (moderate winds from the S on Mon night, near gales from the S by Tue night). | Days 5–7 Weather SummaryA moderate fall of snow, heaviest on Sun afternoon. Freeze-thaw conditions (max 4°C on Thu night, min -2°C on Sat afternoon). Winds increasing (light winds from the SSE on Fri night, strong winds from the S by Sat night). | |||||||||||||||
Tuesday 10 | Wednesday 11 | Thursday 12 | Friday 13 | Saturday 14 | ||||||||||||
night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  |  |  |  |  |  | | | | | |  |  | | | |
light snow | light snow | heavy rain | light rain | light rain | cloudy | cloudy | cloudy | cloudy | light snow | cloudy | cloudy | snow shwrs | some clouds | cloudy | light snow | |
Cloud base (m) | 600 | 650 | 550 | 650 | 1750 | 2000 | 5300 | 4350 | 800 | 700 | 2050 | 500 | 2050 | 650 | 1400 | |
km/h | ||||||||||||||||
 |  |  |  |  |  | |||||||||||
 cm | 4 | 4 | — | — | — | — | — | — | — | 3 | — | — | 4 | — | — | 1 |
mm | — | — | 17 | 4 | 0.2 | — | — | — | — | — | — | — | — | — | — | — |
max °C | -1 | 2 | 3 | 5 | 5 | 6 | 5 | 5 | 6 | 4 | 2 | 1 | 1 | -1 | -2 | 0 |
min °C | -2 | 1 | 2 | 4 | 5 | 5 | 4 | 4 | 5 | 0 | 2 | 1 | -1 | -1 | -2 | -2 |
chill °C | -8 | -4 | -4 | -3 | -2 | -2 | -2 | -2 | 0 | -7 | -4 | -5 | -7 | -5 | -8 | -9 |
Freezing level m | 1750 | 2250 | 2450 | 2900 | 2800 | 2850 | 2700 | 2600 | 2700 | 2100 | 2250 | 2150 | 1900 | 1950 | 1700 | 1650 |
 | — | 7:09 | — | — | 7:09 | — | — | 7:11 | — | — | 7:13 | — | — | 7:15 | — | — |
 | — | — | 4:34 | — | — | 4:31 | — | — | 4:30 | — | — | 4:30 | — | — | 4:29 | — |
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North Twin Sister Weather (Days 0-3):
The weather forecast for North Twin Sister is: A light covering of new snow mostly falling on Mon night will be washed away by heavy rain (total 22mm) on Tue afternoon. Freeze-thaw conditions (max 6°C on Wed afternoon, min -2°C on Mon night). Winds increasing (moderate winds from the S on Mon night, near gales from the S by Tue night).
North Twin Sister Weather (Days 3-6):
A moderate fall of snow, heaviest on Sun afternoon. Freeze-thaw conditions (max 4°C on Thu night, min -2°C on Sat afternoon). Winds increasing (light winds from the SSE on Fri night, strong winds from the S by Sat night).
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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