– Lat/Long: 48.71° N 121.99° W
North Twin Sister Weather Forecast
Cascade Range · United StatesIssued: 9 pm Tue 03 Nov Local Time
Updates in:
Update imminent hr min s
Issued: 9 pm Tue 03 Nov Local Time
Updates in:
Update imminent hr min s
3 North Twin Sister Elevations: 3 Forecast Elevations: Days 1–4 Weather SummaryA light fall of snow, heaviest on Wed night. Turning milder with light rain (total 4mm) on Fri afternoon. Freeze-thaw conditions (max 3°C on Tue night, min -3°C on Wed night). Winds increasing (light winds from the WSW on Tue night, fresh winds from the S by Wed afternoon). | Days 5–7 Weather SummaryModerate rain (total 14mm) on Fri night. Becoming colder with heavy fall of snow, heaviest during Sun morning. Freeze-thaw conditions (max 7°C on Sat afternoon, min -6°C on Sun afternoon). Winds decreasing (severe gales from the S on Sat night, calm by Sun night). | |||||||||||||||
Wednesday 4 | Thursday 5 | Friday 6 | Saturday 7 | Sunday 8 | ||||||||||||
night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  |  |  |  | |  |  |  |  | |  | |  | | | |
clear | clear | some clouds | mod. snow | snow shwrs | some clouds | some clouds | light snow | light rain | heavy rain | light rain | cloudy | mod. snow | mod. snow | snow shwrs | some clouds | |
Cloud base (m) | 2350 | 9200 | 600 | 600 | 950 | 2550 | 1650 | 700 | 600 | 700 | 6500 | 1650 | 650 | 650 | ||
km/h | ||||||||||||||||
 |  |  |  |  |  | |||||||||||
 cm | — | — | — | 8 | 1 | — | — | 1 | — | — | — | — | 9 | 10 | 2 | — |
mm | — | — | — | — | — | — | — | — | 4 | 14 | 0.1 | — | — | — | — | — |
max °C | 3 | 2 | 1 | -1 | -2 | -1 | 0 | 1 | 2 | 3 | 5 | 7 | 4 | -4 | -5 | 0 |
min °C | 2 | 2 | 0 | -3 | -3 | -2 | -1 | 0 | 2 | 2 | 4 | 6 | -4 | -5 | -6 | -4 |
chill °C | -1 | -2 | -7 | -9 | -9 | -6 | -5 | -6 | -3 | -3 | -1 | 0 | -13 | -12 | -14 | -9 |
Freezing level m | 2650 | 2600 | 2200 | 1700 | 1550 | 1750 | 2150 | 1950 | 2550 | 2450 | 2900 | 3000 | 1950 | 1400 | 1250 | 1200 |
 | — | 6:58 | — | — | 7:01 | — | — | 7:01 | — | — | 7:03 | — | — | 7:05 | — | — |
 | — | — | 4:42 | — | — | 4:40 | — | — | 4:38 | — | — | 4:37 | — | — | 4:37 | — |
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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 Wed night. Turning milder with light rain (total 4mm) on Fri afternoon. Freeze-thaw conditions (max 3°C on Tue night, min -3°C on Wed night). Winds increasing (light winds from the WSW on Tue night, fresh winds from the S by Wed afternoon).
North Twin Sister Weather (Days 3-6):
Moderate rain (total 14mm) on Fri night. Becoming colder with heavy fall of snow, heaviest during Sun morning. Freeze-thaw conditions (max 7°C on Sat afternoon, min -6°C on Sun afternoon). Winds decreasing (severe gales from the S on Sat night, calm by Sun 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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