– Lat/Long: 48.71° N 121.99° W
North Twin Sister Weather Forecast
Cascade Range · United StatesIssued: 4 pm Fri 16 Oct Local Time
Updates in:
Update imminent hr min s
Issued: 4 pm Fri 16 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 12°C on Fri afternoon, min -2°C on Sat morning). Winds decreasing (near gales from the SSW on Fri night, calm by Sun afternoon). | Days 5–7 Weather SummaryMostly dry. Freeze-thaw conditions (max 4°C on Wed morning, min -2°C on Mon night). Wind will be generally light. | ||||||||||||||||
Fri 16 | Saturday 17 | Sunday 18 | Monday 19 | Tuesday 20 | Wednesday 21 | ||||||||||||
PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  |  | |  | |  |  | |  | | | | | | | | |
clear | snow shwrs | snow shwrs | clear | clear | clear | some clouds | some clouds | some clouds | cloudy | clear | clear | clear | clear | some clouds | clear | some clouds | |
Cloud base (m) | 8400 | 1750 | 3700 | 1550 | 1700 | 6850 | 4700 | 4200 | 2200 | 3350 | 8100 | 2900 | |||||
km/h | |||||||||||||||||
 |  |  |  |  |  | ||||||||||||
 cm | — | 2 | 2 | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
mm | — | 0.2 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
max °C | 12 | 10 | -1 | -1 | -1 | 0 | 2 | 2 | 0 | -1 | -2 | -1 | 1 | 3 | 4 | 4 | 4 |
min °C | 11 | 2 | -2 | -1 | -1 | 0 | 1 | 1 | 0 | -1 | -2 | -2 | 0 | 2 | 3 | 3 | 2 |
chill °C | 8 | -4 | -8 | -6 | -6 | -3 | 0 | -3 | -5 | -5 | -5 | -4 | 0 | 1 | 1 | 1 | -2 |
Freezing level m | 3650 | 3000 | 1750 | 1850 | 1800 | 2150 | 2450 | 2400 | 1950 | 1800 | 1700 | 1800 | 2150 | 2650 | 2850 | 2750 | 2400 |
 | — | — | 7:30 | — | — | 7:31 | — | — | 7:33 | — | — | 7:35 | — | — | 7:35 | — | — |
 | 6:16 | — | — | 6:15 | — | — | 6:13 | — | — | 6:10 | — | — | 6:08 | — | — | 6:07 | — |
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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 12°C on Fri afternoon, min -2°C on Sat morning). Winds decreasing (near gales from the SSW on Fri night, calm by Sun afternoon).
North Twin Sister Weather (Days 3-6):
Mostly dry. Freeze-thaw conditions (max 4°C on Wed morning, min -2°C on Mon night). Wind will be generally light.
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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