– Lat/Long: 48.71° N 121.99° W
North Twin Sister
Weather Forecast, United StatesIssued: 10 am Sun 15 Mar Local TimeUpdates in: hr min sUpdate imminent
Issued: 10 am Sun 15 Mar Local Time
Updates in:
Update imminent hr min s
Issued: 10 am Sun 15 Mar Local Time
Updates in:
Update imminent hr min s
3 North Twin Sister Elevations: 3 Forecast Elevations: Days 1–3 Weather SummaryA heavy fall of snow, heaviest during Sun night. Becoming milder with light rain (total 4mm) on Tue afternoon. Freeze-thaw conditions (max 2°C on Mon afternoon, min -8°C on Sun morning). Winds increasing (light winds from the WSW on Sun morning, fresh winds from the SW by Mon morning). | Days 4–6 Weather SummaryHeavy rain (total 22mm) on Thu afternoon. Becoming colder with heavy fall of snow, heaviest during Fri morning. Freeze-thaw conditions (max 2°C on Wed morning, min -10°C on Fri night). Winds decreasing (strong winds from the SSW on Thu morning, light winds from the SSW by Fri morning). | |||||||||||||||||
Sunday 15 | Monday 16 | Tuesday 17 | Wednesday 18 | Thursday 19 | Friday 20 | |||||||||||||
AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  |  | | |  | |  |  | | | | |  | |  | | | |
cloudy | light snow | heavy snow | light snow | light snow | light snow | light snow | light rain | mod. snow | light snow | light snow | light snow | light snow | heavy rain | mod. snow | mod. snow | light snow | mod. snow | |
km/h | ||||||||||||||||||
 |  |  |  |  |  | |||||||||||||
— | 1 | 14 | 4 | 2 | 1 | 1 | — | 9 | 3 | 3 | 3 | 2 | — | 8 | 7 | 5 | 8 | |
— | — | — | — | — | — | 1.5 | 2 | — | — | — | 3 | — | 12 | 8 | — | — | — | |
max °C | -7 | -5 | 0 | 1 | 2 | 1 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | -2 | -3 | -6 |
min °C | -8 | -5 | -4 | 1 | 2 | 1 | 1 | 2 | 2 | 1 | 1 | 1 | 2 | 2 | -1 | -3 | -5 | -10 |
-12 | -11 | -11 | -5 | -4 | -6 | -6 | -4 | -3 | -4 | -5 | -6 | -5 | -5 | -8 | -9 | -12 | -18 | |
800 | 850 | 1750 | 2350 | 2400 | 2300 | 2400 | 2450 | 2350 | 2300 | 2450 | 2400 | 2600 | 2700 | 2100 | 1600 | 1250 | 600 | |
Cloud base (m) | 2200 | 1800 | 600 | 600 | 600 | 700 | 600 | 600 | 550 | 600 | 550 | 600 | 600 | 550 | 550 | 600 | 600 | 600 |
 | 7:20 | — | — | 7:18 | — | — | 7:16 | — | — | 7:15 | — | — | 7:13 | — | — | 7:11 | — | — |
 | — | 7:12 | — | — | 7:14 | — | — | 7:15 | — | — | 7:16 | — | — | 7:17 | — | — | 7:20 | — |
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North Twin Sister Weather (Days 0-3):
The weather forecast for North Twin Sister is: A heavy fall of snow, heaviest during Sun night. Becoming milder with light rain (total 4mm) on Tue afternoon. Freeze-thaw conditions (max 2°C on Mon afternoon, min -8°C on Sun morning). Winds increasing (light winds from the WSW on Sun morning, fresh winds from the SW by Mon morning).
North Twin Sister Weather (Days 3-6):
Heavy rain (total 22mm) on Thu afternoon. Becoming colder with heavy fall of snow, heaviest during Fri morning. Freeze-thaw conditions (max 2°C on Wed morning, min -10°C on Fri night). Winds decreasing (strong winds from the SSW on Thu morning, light winds from the SSW by Fri 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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