– Lat/Long: 48.71° N 121.99° W
North Twin Sister Weather Forecast
Cascade Range · United StatesIssued: 10 pm Mon 26 Oct Local Time
Updates in:
Update imminent hr min s
Issued: 10 pm Mon 26 Oct Local Time
Updates in:
Update imminent hr min s
3 North Twin Sister Elevations: 3 Forecast Elevations: Days 1–4 Weather SummaryA heavy fall of snow, heaviest during Wed afternoon. Temperatures will be below freezing (max -2°C on Mon night, min -6°C on Wed night). Winds increasing (light winds from the SW on Mon night, fresh winds from the SW by Tue night). | Days 5–7 Weather SummaryA light covering of new snow mostly falling on Fri morning. Temperatures will be below freezing (max -3°C on Thu night, min -5°C on Fri morning). Winds decreasing (fresh winds from the S on Fri night, light winds from the W by Sun morning). | |||||||||||||||
Tuesday 27 | Wednesday 28 | Thursday 29 | Friday 30 | Saturday 31 | ||||||||||||
night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  | |  |  |  | |  | |  | | | |  |  |  | |
cloudy | light snow | light snow | snow shwrs | mod. snow | heavy snow | snow shwrs | clear | clear | some clouds | light snow | light snow | snow shwrs | cloudy | some clouds | light snow | |
Cloud base (m) | 550 | 550 | 550 | 550 | 600 | 600 | 600 | 650 | 900 | 700 | 1500 | 600 | 650 | 700 | 1750 | 800 |
km/h | ||||||||||||||||
 |  |  |  |  |  | |||||||||||
 cm | — | 2 | 3 | 10 | 7 | 17 | 1 | — | — | — | 2 | 1 | 1 | — | — | 1 |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
max °C | -2 | -3 | -3 | -4 | -5 | -5 | -5 | -5 | -4 | -3 | -5 | -5 | -5 | -5 | -4 | -4 |
min °C | -2 | -3 | -3 | -5 | -5 | -5 | -6 | -5 | -5 | -4 | -5 | -5 | -5 | -5 | -4 | -5 |
chill °C | -5 | -7 | -9 | -12 | -11 | -10 | -9 | -9 | -9 | -8 | -10 | -12 | -11 | -11 | -9 | -12 |
Freezing level m | 1700 | 1600 | 1450 | 1250 | 1200 | 1150 | 1050 | 1300 | 1450 | 1550 | 1050 | 1300 | 1300 | 1400 | 1450 | 1200 |
 | — | 7:46 | — | — | 7:47 | — | — | 7:48 | — | — | 7:50 | — | — | 7:52 | — | — |
 | — | — | 5:55 | — | — | 5:54 | — | — | 5:52 | — | — | 5:51 | — | — | 5:50 | — |
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North Twin Sister Weather (Days 0-3):
The weather forecast for North Twin Sister is: A heavy fall of snow, heaviest during Wed afternoon. Temperatures will be below freezing (max -2°C on Mon night, min -6°C on Wed night). Winds increasing (light winds from the SW on Mon night, fresh winds from the SW by Tue night).
North Twin Sister Weather (Days 3-6):
A light covering of new snow mostly falling on Fri morning. Temperatures will be below freezing (max -3°C on Thu night, min -5°C on Fri morning). Winds decreasing (fresh winds from the S on Fri night, light winds from the W by Sun 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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