– Lat/Long: 48.71° N 121.99° W
North Twin Sister Weather Forecast
Cascade Range · United StatesIssued: 3 pm Wed 04 Nov Local Time
Updates in:
Update imminent hr min s
Issued: 3 pm Wed 04 Nov Local Time
Updates in:
Update imminent hr min s
3 North Twin Sister Elevations: 3 Forecast Elevations: Days 1–4 Weather SummaryA moderate fall of snow heaviest on Wed night. Turning milder with heavy rain (total 28mm), heaviest during Fri night. Freeze-thaw conditions (max 8°C on Sat morning, min 0°C on Thu morning). Winds increasing (calm on Thu morning, strong winds from the SSE by Fri afternoon). | Days 5–7 Weather SummaryA moderate fall of snow, heaviest on Sat night. Freeze-thaw conditions (max 9°C on Sat afternoon, min -2°C on Sun morning). Winds decreasing (severe gales from the S on Sat night, calm by Sun night). | ||||||||||||||||
Wed 4 | Thursday 5 | Friday 6 | Saturday 7 | Sunday 8 | Monday 9 | ||||||||||||
PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  |  | | |  |  |  | | |  |  |  |  | | |  | |
cloudy | snow shwrs | some clouds | some clouds | snow shwrs | light rain | mod. rain | heavy rain | light rain | cloudy | mod. snow | snow shwrs | clear | clear | some clouds | some clouds | some clouds | |
Cloud base (m) | 2650 | 600 | 750 | 700 | 2400 | 700 | 650 | 600 | 650 | 6600 | 750 | 650 | 9200 | 6450 | 3050 | ||
km/h | |||||||||||||||||
 |  |  |  |  |  | ||||||||||||
 cm | — | 10 | — | — | 1 | — | — | — | — | — | 9 | 3 | — | — | — | — | — |
mm | — | — | — | — | — | 1.6 | 9 | 18 | 0.5 | — | — | — | — | — | — | — | — |
max °C | 5 | 1 | 1 | 1 | 3 | 3 | 4 | 6 | 8 | 9 | 8 | -2 | -1 | 1 | 3 | 3 | 6 |
min °C | 2 | 1 | 0 | 1 | 0 | 2 | 4 | 3 | 7 | 9 | 0 | -2 | -2 | -1 | 2 | 3 | 3 |
chill °C | -4 | -5 | -3 | 0 | -6 | -4 | -2 | 0 | 2 | 5 | -8 | -9 | -6 | -1 | -2 | -1 | -1 |
Freezing level m | 2300 | 1700 | 1550 | 1650 | 2100 | 2000 | 2600 | 2250 | 2700 | 2800 | 1750 | 1250 | 1300 | 1400 | 2050 | 2000 | 2300 |
 | — | — | 7:01 | — | — | 7:01 | — | — | 7:03 | — | — | 7:05 | — | — | 7:07 | — | — |
 | 4:42 | — | — | 4:40 | — | — | 4:38 | — | — | 4:37 | — | — | 4:37 | — | — | 4:35 | — |
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North Twin Sister Weather (Days 0-3):
The weather forecast for North Twin Sister is: A moderate fall of snow heaviest on Wed night. Turning milder with heavy rain (total 28mm), heaviest during Fri night. Freeze-thaw conditions (max 8°C on Sat morning, min 0°C on Thu morning). Winds increasing (calm on Thu morning, strong winds from the SSE by Fri afternoon).
North Twin Sister Weather (Days 3-6):
A moderate fall of snow, heaviest on Sat night. Freeze-thaw conditions (max 9°C on Sat afternoon, min -2°C on Sun morning). 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 1500 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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