– Lat/Long: 48.71° N 121.99° W
North Twin Sister Weather Forecast
Cascade Range · United StatesIssued: 4 am Mon 05 Oct Local Time
Updates in:
Update imminent hr min s
Issued: 4 am Mon 05 Oct Local Time
Updates in:
Update imminent hr min s
3 North Twin Sister Elevations: 3 Forecast Elevations: Days 1–3 Weather SummaryMostly dry. Very mild (max 14°C on Wed night, min 9°C on Mon night). Wind will be generally light. | Days 4–6 Weather SummaryLight rain (total 2mm) at first, then becoming colder with a dusting of snow on Sat afternoon. Very mild (max 15°C on Thu afternoon, min 1°C on Sat morning). Wind will be generally light. | |||||||||||||||||
Monday 5 | Tuesday 6 | Wednesday 7 | Thursday 8 | Friday 9 | Saturday 10 | |||||||||||||
AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  |  | | | | | |  | | | | |  |  | |  |  | |
some clouds | clear | clear | some clouds | clear | clear | clear | clear | some clouds | clear | clear | clear | some clouds | rain shwrs | rain shwrs | some clouds | light snow | snow shwrs | |
Cloud base (m) | 6900 | 8150 | 9450 | 8200 | 8500 | 8750 | 8350 | 7950 | 9500 | 8050 | 2950 | 650 | 700 | 750 | 650 | 600 | ||
km/h | ||||||||||||||||||
 |  |  |  |  |  | |||||||||||||
 cm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 2 | 1 |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | 1.7 | 0.7 | — | — | — |
max °C | 12 | 10 | 10 | 10 | 12 | 13 | 13 | 13 | 14 | 13 | 15 | 15 | 8 | 5 | 4 | 1 | 2 | 2 |
min °C | 11 | 10 | 9 | 10 | 10 | 12 | 13 | 13 | 13 | 13 | 13 | 11 | 6 | 5 | 2 | 1 | 1 | 1 |
chill °C | 10 | 9 | 8 | 10 | 10 | 12 | 12 | 13 | 13 | 13 | 13 | 9 | 2 | 1 | -2 | 1 | -2 | -2 |
Freezing level m | 3500 | 3600 | 3800 | 3800 | 3800 | 3850 | 4050 | 4100 | 4150 | 4100 | 4100 | 3950 | 3250 | 2400 | 1900 | 1700 | 1750 | 1750 |
 | 7:11 | — | — | 7:13 | — | — | 7:15 | — | — | 7:16 | — | — | 7:18 | — | — | 7:20 | — | — |
 | — | 6:38 | — | — | 6:37 | — | — | 6:35 | — | — | 6:32 | — | — | 6:30 | — | — | 6:29 | — |
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North Twin Sister Weather (Days 0-3):
The weather forecast for North Twin Sister is: Mostly dry. Very mild (max 14°C on Wed night, min 9°C on Mon night). Wind will be generally light.
North Twin Sister Weather (Days 3-6):
Light rain (total 2mm) at first, then becoming colder with a dusting of snow on Sat afternoon. Very mild (max 15°C on Thu afternoon, min 1°C on Sat 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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