– Lat/Long: 48.71° N 121.99° W
North Twin Sister Weather Forecast
Cascade Range · United StatesIssued: 10 pm Fri 30 Oct Local Time
Updates in:
Update imminent hr min s
Issued: 10 pm Fri 30 Oct Local Time
Updates in:
Update imminent hr min s
3 North Twin Sister Elevations: 3 Forecast Elevations: Days 1–4 Weather SummaryA dusting of new snow. Freeze-thaw conditions (max 4°C on Mon afternoon, min -4°C on Fri night). Winds decreasing (fresh winds from the S on Fri night, calm by Sat night). | Days 5–7 Weather SummaryA light covering of new snow mostly falling on Wed night. Freeze-thaw conditions (max 3°C on Mon night, min -1°C on Wed morning). Winds increasing (light winds from the SSW on Tue afternoon, fresh winds from the S by Thu afternoon). | |||||||||||||||
Saturday 31 | Sunday 1 | Monday 2 | Tuesday 3 | Wednesday 4 | ||||||||||||
night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  |  |  |  | | | | |  | | | | | |  | |
snow shwrs | some clouds | cloudy | some clouds | clear | clear | some clouds | some clouds | cloudy | cloudy | cloudy | some clouds | cloudy | cloudy | cloudy | mod. snow | |
Cloud base (m) | 1600 | 5550 | 1700 | 4900 | 6200 | 5600 | 2700 | 1600 | 2400 | 3000 | 3300 | 1800 | 600 | |||
km/h | ||||||||||||||||
 |  |  |  |  |  | |||||||||||
 cm | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 6 |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
max °C | -4 | -3 | -2 | -1 | -1 | 0 | 2 | 3 | 4 | 3 | 2 | 3 | 3 | 1 | 0 | -1 |
min °C | -4 | -4 | -3 | -2 | -2 | -1 | 0 | 3 | 3 | 0 | 2 | 3 | 1 | -1 | -1 | -1 |
chill °C | -12 | -8 | -7 | -5 | -5 | -4 | -3 | 1 | 0 | -4 | -3 | 0 | -3 | -6 | -7 | -7 |
Freezing level m | 1500 | 1600 | 1750 | 1900 | 1800 | 1950 | 2600 | 3000 | 2950 | 2300 | 2400 | 2500 | 2400 | 1900 | 2000 | 1800 |
 | — | 7:52 | — | — | 6:54 | — | — | 7:54 | — | — | 7:56 | — | — | 7:58 | — | — |
 | — | — | 5:50 | — | — | 4:47 | — | — | 5:45 | — | — | 5:45 | — | — | 5:43 | — |
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North Twin Sister Weather (Days 0-3):
The weather forecast for North Twin Sister is: A dusting of new snow. Freeze-thaw conditions (max 4°C on Mon afternoon, min -4°C on Fri night). Winds decreasing (fresh winds from the S on Fri night, calm by Sat night).
North Twin Sister Weather (Days 3-6):
A light covering of new snow mostly falling on Wed night. Freeze-thaw conditions (max 3°C on Mon night, min -1°C on Wed morning). Winds increasing (light winds from the SSW on Tue afternoon, fresh winds from the S by Thu afternoon).
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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