– Lat/Long: 48.71° N 121.99° W
North Twin Sister Weather Forecast
Cascade Range · United StatesIssued: 3 am Sat 07 Nov Local Time
Updates in:
Update imminent hr min s
Issued: 3 am Sat 07 Nov Local Time
Updates in:
Update imminent hr min s
3 North Twin Sister Elevations: 3 Forecast Elevations: Days 1–3 Weather SummaryA heavy fall of snow, heaviest during Sat night. Freeze-thaw conditions (max 6°C on Sat morning, min -4°C on Sat night). Winds decreasing (severe gales from the S on Sat afternoon, calm by Sun night). | Days 4–6 Weather SummaryA dusting of snow giving way to moderate rain (total 17mm) heaviest on Tue night. Very mild (max 11°C on Wed night, min 1°C on Tue morning). Winds increasing (moderate winds from the S on Wed night, gales from the S by Thu night). | |||||||||||||||||
Saturday 7 | Sunday 8 | Monday 9 | Tuesday 10 | Wednesday 11 | Thursday 12 | |||||||||||||
AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 | |  |  |  |  |  | |  |  |  |  |  | | |  | |  | |
light rain | light rain | heavy snow | mod. snow | snow shwrs | some clouds | cloudy | cloudy | light snow | light snow | mod. rain | rain shwrs | some clouds | some clouds | some clouds | clear | clear | cloudy | |
Cloud base (m) | 5600 | 2250 | 550 | 700 | 750 | 850 | 5650 | 900 | 600 | 600 | 600 | 650 | 6450 | 6150 | 8300 | 7700 | 8800 | |
km/h | ||||||||||||||||||
 |  |  |  |  |  | |||||||||||||
 cm | — | — | 15 | 10 | 1 | — | — | — | 4 | 1 | — | — | — | — | — | — | — | — |
mm | 0.1 | 0.4 | — | — | — | — | — | — | — | 3 | 6 | 9 | — | — | — | — | — | — |
max °C | 6 | 5 | 2 | -4 | -3 | -1 | -1 | -1 | 1 | 3 | 4 | 6 | 7 | 8 | 11 | 11 | 9 | 6 |
min °C | 6 | 4 | -4 | -4 | -4 | -2 | -2 | -2 | 0 | 1 | 3 | 4 | 6 | 7 | 8 | 11 | 8 | 2 |
chill °C | 1 | -4 | -14 | -13 | -10 | -4 | -9 | -7 | -6 | -5 | -3 | -2 | 1 | 3 | 4 | 8 | 4 | -6 |
Freezing level m | 2850 | 2700 | 1650 | 1450 | 1400 | 1600 | 1900 | 1750 | 2050 | 2300 | 2750 | 2950 | 3200 | 3300 | 3450 | 3500 | 3250 | 2850 |
 | 7:03 | — | — | 7:05 | — | — | 7:07 | — | — | 7:09 | — | — | 7:09 | — | — | 7:11 | — | — |
 | — | 4:37 | — | — | 4:37 | — | — | 4:35 | — | — | 4:34 | — | — | 4:31 | — | — | 4:30 | — |
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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 Sat night. Freeze-thaw conditions (max 6°C on Sat morning, min -4°C on Sat night). Winds decreasing (severe gales from the S on Sat afternoon, calm by Sun night).
North Twin Sister Weather (Days 3-6):
A dusting of snow giving way to moderate rain (total 17mm) heaviest on Tue night. Very mild (max 11°C on Wed night, min 1°C on Tue morning). Winds increasing (moderate winds from the S on Wed night, gales from the S by Thu 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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