– Lat/Long: 48.71° N 121.99° W
North Twin Sister Weather Forecast
Cascade Range · United StatesIssued: 10 pm Wed 14 Oct Local Time
Updates in:
Update imminent hr min s
Issued: 10 pm Wed 14 Oct Local Time
Updates in:
Update imminent hr min s
3 North Twin Sister Elevations: 3 Forecast Elevations: Days 1–4 Weather SummaryModerate rain (total 10mm) heaviest on Sat morning, then becoming colder with a dusting of snow on Sat morning. Very mild (max 16°C on Thu afternoon, min 2°C on Sat morning). Winds increasing (calm on Wed night, fresh winds from the S by Fri night). | Days 5–7 Weather SummaryMostly dry. Mild temperatures (max 6°C on Sun night, min 2°C on Sun morning). Wind will be generally light. | |||||||||||||||
Thursday 15 | Friday 16 | Saturday 17 | Sunday 18 | Monday 19 | ||||||||||||
night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  | | |  | |  |  | | | |  |  |  | | | |
clear | clear | clear | clear | some clouds | clear | rain shwrs | snow shwrs | clear | clear | some clouds | cloudy | some clouds | light rain | cloudy | clear | |
Cloud base (m) | 9450 | 8150 | 2850 | 800 | 950 | 6050 | 4500 | 2900 | 2750 | 3550 | ||||||
km/h | ||||||||||||||||
 |  |  |  |  |  | |||||||||||
 cm | — | — | — | — | — | — | — | 1 | — | — | — | — | — | — | — | — |
mm | — | — | — | — | — | — | 2 | 8 | — | — | — | — | — | 0.3 | — | — |
max °C | 12 | 14 | 16 | 15 | 15 | 15 | 12 | 3 | 2 | 3 | 3 | 5 | 6 | 3 | 2 | 4 |
min °C | 8 | 13 | 15 | 15 | 15 | 14 | 6 | 2 | 2 | 3 | 2 | 4 | 4 | 2 | 2 | 3 |
chill °C | 8 | 12 | 15 | 14 | 14 | 12 | 2 | -2 | 0 | 1 | 1 | 4 | 2 | 2 | 2 | 1 |
Freezing level m | 3850 | 3950 | 3950 | 3850 | 3800 | 3600 | 2800 | 1800 | 1900 | 1950 | 2500 | 2550 | 2400 | 1900 | 1900 | 2050 |
 | — | 7:26 | — | — | 7:28 | — | — | 7:30 | — | — | 7:31 | — | — | 7:33 | — | — |
 | — | — | 6:19 | — | — | 6:16 | — | — | 6:15 | — | — | 6:13 | — | — | 6:10 | — |
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North Twin Sister Weather (Days 0-3):
The weather forecast for North Twin Sister is: Moderate rain (total 10mm) heaviest on Sat morning, then becoming colder with a dusting of snow on Sat morning. Very mild (max 16°C on Thu afternoon, min 2°C on Sat morning). Winds increasing (calm on Wed night, fresh winds from the S by Fri night).
North Twin Sister Weather (Days 3-6):
Mostly dry. Mild temperatures (max 6°C on Sun night, min 2°C on Sun morning). Wind will be generally light.
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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