– Lat/Long: 48.71° N 121.99° W
South Twin Sister
Weather Forecast, United StatesIssued: 4 am Sun 13 Jul Local TimeUpdates in: hr min sUpdate imminent
Issued: 4 am Sun 13 Jul Local Time
Updates in:
Update imminent hr min s
Issued: 4 am Sun 13 Jul Local Time
Updates in:
Update imminent hr min s
3 South Twin Sister Elevations: 3 Forecast Elevations: Days 1–3 Weather SummaryMostly dry. Very mild (max 14°C on Sun afternoon, min 7°C on Mon afternoon). Winds decreasing (fresh winds from the NNE on Mon night, calm by Tue night). | Days 4–6 Weather SummaryMostly dry. Very mild (max 15°C on Thu afternoon, min 5°C on Fri night). Wind will be generally light. | |||||||||||||||||
Sunday 13 | Monday 14 | Tuesday 15 | Wednesday 16 | Thursday 17 | Friday 18 | |||||||||||||
AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  |  |  | | | | | | | | | | | | | |  | |
some clouds | clear | clear | rain shwrs | rain shwrs | clear | clear | clear | clear | clear | clear | clear | clear | clear | clear | some clouds | clear | some clouds | |
km/h | ||||||||||||||||||
 |  |  |  |  |  | |||||||||||||
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
— | — | — | 0.1 | 0.4 | — | — | — | — | — | — | — | — | — | — | — | — | — | |
max°C | 13 | 14 | 13 | 9 | 8 | 8 | 10 | 12 | 13 | 11 | 14 | 13 | 13 | 15 | 14 | 11 | 10 | 9 |
min°C | 13 | 13 | 10 | 8 | 7 | 7 | 9 | 11 | 12 | 11 | 13 | 12 | 12 | 14 | 12 | 10 | 10 | 5 |
11 | 11 | 7 | 5 | 4 | 4 | 5 | 9 | 12 | 11 | 13 | 12 | 12 | 14 | 10 | 8 | 8 | 1 | |
4350 | 4250 | 4250 | 3950 | 3600 | 3350 | 3700 | 4000 | 4000 | 3900 | 4100 | 4050 | 3950 | 4250 | 4150 | 3850 | 3750 | 3550 | |
Cloud base (m) | 9000 | 1550 | 700 | 8950 | 9300 | 8650 | 4000 | 2400 | ||||||||||
 | 5:18 | — | — | 5:18 | — | — | 5:20 | — | — | 5:20 | — | — | 5:22 | — | — | 5:24 | — | — |
 | — | — | 9:07 | — | — | 9:07 | — | — | 9:06 | — | — | 9:05 | — | — | 9:04 | — | — | 9:02 |
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South Twin Sister Weather (Days 0-3):
The weather forecast for South Twin Sister is: Mostly dry. Very mild (max 14°C on Sun afternoon, min 7°C on Mon afternoon). Winds decreasing (fresh winds from the NNE on Mon night, calm by Tue night).
South Twin Sister Weather (Days 3-6):
Mostly dry. Very mild (max 15°C on Thu afternoon, min 5°C on Fri night). Wind will be generally light.
This table gives the weather forecast for South Twin Sister at the specific elevation of 2134 m. Our advanced weather models allow us to provide distinct weather forecasts for several elevations of South 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.