– Lat/Long: 48.71° N 121.99° W
South Twin Sister
Weather Forecast, United StatesIssued: 10 am Mon 14 Jul Local TimeUpdates in: hr min sUpdate imminent
Issued: 10 am Mon 14 Jul Local Time
Updates in:
Update imminent hr min s
Issued: 10 am Mon 14 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 19°C on Wed afternoon, min 11°C on Mon morning). Wind will be generally light. | Days 4–6 Weather SummaryMostly dry. Very mild (max 17°C on Thu afternoon, min 7°C on Sat morning). Wind will be generally light. | |||||||||||||||||
Monday 14 | Tuesday 15 | Wednesday 16 | Thursday 17 | Friday 18 | Saturday 19 | |||||||||||||
AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 | |  |  | | | | | | | | |  | |  | | | | |
rain shwrs | rain shwrs | clear | clear | clear | clear | clear | clear | clear | clear | clear | clear | some clouds | some clouds | some clouds | some clouds | clear | some clouds | |
km/h | ||||||||||||||||||
 |  |  |  |  |  | |||||||||||||
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
0.1 | 0.4 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
max°C | 12 | 12 | 15 | 15 | 18 | 18 | 16 | 19 | 18 | 15 | 17 | 17 | 13 | 14 | 13 | 8 | 11 | 10 |
min°C | 11 | 11 | 13 | 14 | 17 | 16 | 16 | 18 | 15 | 14 | 16 | 15 | 13 | 14 | 9 | 7 | 10 | 8 |
10 | 11 | 12 | 14 | 17 | 16 | 16 | 18 | 15 | 14 | 16 | 15 | 13 | 14 | 8 | 7 | 9 | 7 | |
3950 | 3750 | 3550 | 4150 | 4250 | 4150 | 4050 | 4100 | 3850 | 4000 | 4150 | 4100 | 3800 | 3700 | 3450 | 3600 | 3600 | 3650 | |
Cloud base (m) | 1800 | 800 | 2750 | 900 | 1600 | 9350 | ||||||||||||
 | 5:18 | — | — | 5:20 | — | — | 5:20 | — | — | 5:22 | — | — | 5:24 | — | — | 5:24 | — | — |
 | — | — | 9:07 | — | — | 9:06 | — | — | 9:05 | — | — | 9:04 | — | — | 9:02 | — | — | 9:01 |
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South Twin Sister Weather (Days 0-3):
The weather forecast for South Twin Sister is: Mostly dry. Very mild (max 19°C on Wed afternoon, min 11°C on Mon morning). Wind will be generally light.
South Twin Sister Weather (Days 3-6):
Mostly dry. Very mild (max 17°C on Thu afternoon, min 7°C on Sat morning). Wind will be generally light.
This table gives the weather forecast for South Twin Sister at the specific elevation of 1500 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.