– Lat/Long: 48.71° N 121.99° W
North Twin Sister Weather Forecast
Cascade Range · United StatesIssued: 9 am Thu 12 Nov Local Time
Updates in:
Update imminent hr min s
Issued: 9 am Thu 12 Nov Local Time
Updates in:
Update imminent hr min s
3 North Twin Sister Elevations: 3 Forecast Elevations: Days 1–3 Weather SummaryA light fall of snow, heaviest on Fri afternoon. Turning milder with light rain (total 6mm) on Sat night. Freeze-thaw conditions (max 11°C on Thu afternoon, min 0°C on Fri night). Winds increasing (light winds from the SSE on Thu afternoon, fresh winds from the SSE by Sat night). | Days 4–6 Weather SummaryA light covering of new snow mostly falling on Sun night. Freeze-thaw conditions (max 3°C on Tue night, min -3°C on Tue night). Winds decreasing (fresh winds from the S on Sun morning, calm by Tue night). | |||||||||||||||||
Thursday 12 | Friday 13 | Saturday 14 | Sunday 15 | Monday 16 | Tuesday 17 | |||||||||||||
AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 | |  |  |  |  | | | | | | |  | |  |  | |  | |
cloudy | cloudy | cloudy | light rain | light snow | light snow | light snow | light snow | light snow | light snow | cloudy | light snow | some clouds | cloudy | some clouds | clear | clear | snow shwrs | |
Cloud base (m) | 5550 | 5550 | 5900 | 2650 | 1600 | 600 | 600 | 550 | 550 | 550 | 600 | 600 | 600 | 650 | 600 | 2000 | 6600 | 600 |
km/h | ||||||||||||||||||
 |  |  |  |  |  | |||||||||||||
 cm | — | — | — | — | 4 | 3 | 1 | 1 | 2 | 2 | — | 3 | — | — | — | — | — | 1 |
mm | — | — | — | 0.6 | 1.5 | — | — | — | 4 | — | — | — | — | — | — | — | — | — |
max °C | 9 | 11 | 11 | 8 | 3 | 2 | 0 | 1 | 2 | 1 | 0 | -1 | -1 | -1 | 0 | 1 | 2 | 3 |
min °C | 8 | 10 | 9 | 5 | 1 | 0 | 0 | 1 | 2 | 0 | -1 | -2 | -2 | -1 | -1 | 0 | 1 | -3 |
chill °C | 4 | 7 | 6 | 1 | -4 | -6 | -6 | -4 | -4 | -7 | -8 | -9 | -9 | -8 | -7 | -3 | -3 | -7 |
Freezing level m | 2650 | 2750 | 2900 | 2400 | 2050 | 1800 | 1550 | 1650 | 1900 | 1700 | 1500 | 1300 | 1250 | 1350 | 1400 | 1550 | 1700 | 1550 |
 | 7:11 | — | — | 7:13 | — | — | 7:15 | — | — | 7:16 | — | — | 7:18 | — | — | 7:18 | — | — |
 | — | 4:30 | — | — | 4:30 | — | — | 4:29 | — | — | 4:27 | — | — | 4:25 | — | — | 4:24 | — |
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North Twin Sister Weather (Days 0-3):
The weather forecast for North Twin Sister is: A light fall of snow, heaviest on Fri afternoon. Turning milder with light rain (total 6mm) on Sat night. Freeze-thaw conditions (max 11°C on Thu afternoon, min 0°C on Fri night). Winds increasing (light winds from the SSE on Thu afternoon, fresh winds from the SSE by Sat night).
North Twin Sister Weather (Days 3-6):
A light covering of new snow mostly falling on Sun night. Freeze-thaw conditions (max 3°C on Tue night, min -3°C on Tue night). Winds decreasing (fresh winds from the S on Sun morning, calm by Tue night).
This table gives the weather forecast for North Twin Sister at the specific elevation of 1500 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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