– Lat/Long: 48.71° N 121.99° W
North Twin Sister Weather Forecast
Cascade Range · United StatesIssued: 9 pm Thu 05 Nov Local Time
Updates in:
Update imminent hr min s
Issued: 9 pm Thu 05 Nov Local Time
Updates in:
Update imminent hr min s
3 North Twin Sister Elevations: 3 Forecast Elevations: Days 1–4 Weather SummaryLight rain (total 6mm) on Fri afternoon. Becoming colder with heavy fall of snow, heaviest during Sun morning. Freeze-thaw conditions (max 6°C on Sat afternoon, min -5°C on Sun afternoon). Winds increasing (light winds from the SSW on Fri night, stormy winds from the S by Sat night). | Days 5–7 Weather SummaryA light covering of new snow mostly falling on Mon night. Freeze-thaw conditions (max 9°C on Wed morning, min -3°C on Sun night). Winds increasing (calm on Sun night, strong winds from the SSW by Mon night). | |||||||||||||||
Friday 6 | Saturday 7 | Sunday 8 | Monday 9 | Tuesday 10 | ||||||||||||
night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  | |  |  | |  |  |  |  |  |  | | | |  | |
light snow | light snow | light snow | snow shwrs | light rain | light rain | mod. snow | mod. snow | snow shwrs | clear | cloudy | some clouds | snow shwrs | light snow | light rain | rain shwrs | |
Cloud base (m) | 2350 | 600 | 600 | 600 | 2700 | 5700 | 550 | 650 | 700 | 900 | 3000 | 700 | 600 | 1600 | ||
km/h | ||||||||||||||||
 |  |  |  |  |  | |||||||||||
 cm | 4 | 1 | 1 | 1 | — | — | 7 | 8 | 2 | — | — | — | 2 | 3 | — | — |
mm | — | — | 4 | — | 0.3 | 0.4 | 0.7 | — | — | — | — | — | — | — | 0.1 | 0.3 |
max °C | 1 | 1 | 2 | 3 | 5 | 6 | 2 | -4 | -5 | -1 | 0 | -1 | 0 | 1 | 2 | 6 |
min °C | -1 | 1 | 1 | 0 | 5 | 4 | -3 | -4 | -5 | -3 | 0 | -1 | 0 | 1 | 1 | 3 |
chill °C | -9 | -6 | -5 | -6 | 0 | -4 | -13 | -13 | -14 | -7 | -5 | -7 | -5 | -6 | -4 | -2 |
Freezing level m | 2300 | 2250 | 2550 | 2250 | 2750 | 2700 | 1600 | 1500 | 1350 | 1350 | 1900 | 1950 | 2100 | 2250 | 2300 | 2600 |
 | — | 7:01 | — | — | 7:03 | — | — | 7:05 | — | — | 7:07 | — | — | 7:09 | — | — |
 | — | — | 4:38 | — | — | 4:37 | — | — | 4:37 | — | — | 4:35 | — | — | 4:34 | — |
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North Twin Sister Weather (Days 0-3):
The weather forecast for North Twin Sister is: Light rain (total 6mm) on Fri afternoon. Becoming colder with heavy fall of snow, heaviest during Sun morning. Freeze-thaw conditions (max 6°C on Sat afternoon, min -5°C on Sun afternoon). Winds increasing (light winds from the SSW on Fri night, stormy winds from the S by Sat night).
North Twin Sister Weather (Days 3-6):
A light covering of new snow mostly falling on Mon night. Freeze-thaw conditions (max 9°C on Wed morning, min -3°C on Sun night). Winds increasing (calm on Sun night, strong winds from the SSW by Mon 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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