– Lat/Long: 48.71° N 121.99° W
North Twin Sister
Weather Forecast, United StatesIssued: 10 pm Wed 17 Sep Local TimeUpdates in: hr min sUpdate imminent
Issued: 10 pm Wed 17 Sep Local Time
Updates in:
Update imminent hr min s
Issued: 10 pm Wed 17 Sep Local Time
Updates in:
Update imminent hr min s
3 North Twin Sister Elevations: 3 Forecast Elevations: Days 1–4 Weather SummaryMostly dry. Very mild (max 11°C on Fri afternoon, min 7°C on Wed night). Winds increasing (calm on Thu morning, fresh winds from the SSW by Sat afternoon). | Days 5–7 Weather SummaryModerate rain (total 13mm) heaviest on Sat night, then becoming colder with a dusting of snow on Sat night. Freeze-thaw conditions (max 12°C on Tue afternoon, min 0°C on Sun morning). Winds decreasing (strong winds from the SSW on Sat night, light winds from the WSW by Mon morning). | ||||||||||||||||||
Thursday 18 | Friday 19 | Saturday 20 | Sunday 21 | Monday 22 | Tuesday 23 | ||||||||||||||
night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  | | | | | |  | |  |  | | | | | | | | | |
clear | clear | clear | clear | clear | clear | clear | some clouds | some clouds | snow shwrs | snow shwrs | snow shwrs | clear | clear | clear | clear | clear | clear | clear | |
km/h | |||||||||||||||||||
 |  |  |  |  |  |  | |||||||||||||
— | — | — | — | — | — | — | — | — | 1 | 1 | 1 | — | — | — | — | — | — | — | |
— | — | — | — | — | — | — | — | — | 13 | — | — | — | — | — | — | — | — | — | |
max°C | 9 | 7 | 9 | 10 | 10 | 11 | 11 | 8 | 8 | 6 | 0 | 2 | 4 | 6 | 9 | 11 | 11 | 12 | 13 |
min°C | 7 | 7 | 8 | 10 | 10 | 11 | 9 | 7 | 7 | 1 | 0 | 1 | 3 | 5 | 8 | 10 | 11 | 11 | 11 |
6 | 6 | 8 | 9 | 10 | 11 | 7 | 4 | 3 | -6 | -7 | -4 | 0 | 2 | 6 | 8 | 9 | 10 | 9 | |
3600 | 3350 | 3700 | 3900 | 4100 | 4100 | 3900 | 3550 | 3200 | 2600 | 2050 | 2300 | 3350 | 3750 | 3850 | 3900 | 3900 | 4050 | 4100 | |
Cloud base (m) | 9300 | 2000 | 8950 | 9250 | 9550 | 9000 | 1950 | 550 | 800 | 800 | 5900 | 9450 | 9050 | ||||||
 | — | 6:48 | — | — | 6:48 | — | — | 6:50 | — | — | 6:52 | — | — | 6:54 | — | — | 6:54 | — | — |
 | — | — | 7:15 | — | — | 7:12 | — | — | 7:09 | — | — | 7:07 | — | — | 7:06 | — | — | 7:04 | — |
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North Twin Sister Weather (Days 0-3):
The weather forecast for North Twin Sister is: Mostly dry. Very mild (max 11°C on Fri afternoon, min 7°C on Wed night). Winds increasing (calm on Thu morning, fresh winds from the SSW by Sat afternoon).
North Twin Sister Weather (Days 3-6):
Moderate rain (total 13mm) heaviest on Sat night, then becoming colder with a dusting of snow on Sat night. Freeze-thaw conditions (max 12°C on Tue afternoon, min 0°C on Sun morning). Winds decreasing (strong winds from the SSW on Sat night, light winds from the WSW by Mon morning).
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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