– Lat/Long: 48.71° N 121.99° W
North Twin Sister
Weather Forecast, United StatesIssued: 10 pm Sat 14 Mar Local TimeUpdates in: hr min sUpdate imminent
Issued: 10 pm Sat 14 Mar Local Time
Updates in:
Update imminent hr min s
Issued: 10 pm Sat 14 Mar Local Time
Updates in:
Update imminent hr min s
3 North Twin Sister Elevations: 3 Forecast Elevations: Days 1–4 Weather SummaryA heavy fall of snow, heaviest during Sun night. Becoming milder with drizzle, on Tue afternoon. Freeze-thaw conditions (max 2°C on Mon afternoon, min -11°C on Sat night). Winds increasing (light winds from the WSW on Sun morning, strong winds from the SW by Mon afternoon). | Days 5–7 Weather SummaryModerate rain (total 19mm) on Tue night. Becoming colder with heavy fall of snow, heaviest during Thu night. Freeze-thaw conditions (max 2°C on Tue night, min -2°C on Fri afternoon). Winds decreasing (strong winds from the SSW on Wed night, light winds from the WSW by Thu night). | ||||||||||||||||||
Sunday 15 | Monday 16 | Tuesday 17 | Wednesday 18 | Thursday 19 | Friday 20 | ||||||||||||||
night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  |  |  | | |  | | | | | | | |  |  | | | | |
cloudy | cloudy | light snow | mod. snow | light snow | light snow | light snow | light snow | light snow | light snow | light snow | light snow | light snow | light snow | mod. snow | heavy snow | mod. snow | light snow | mod. snow | |
km/h | |||||||||||||||||||
 |  |  |  |  |  |  | |||||||||||||
— | — | 1 | 10 | 4 | 3 | 1 | 1 | 1 | 3 | 5 | 2 | 2 | 4 | 6 | 13 | 8 | 2 | 9 | |
— | — | — | — | — | 0.5 | — | — | 0.6 | 11 | — | 4 | 4 | — | — | — | — | — | — | |
max °C | -8 | -6 | -5 | 0 | 1 | 2 | 1 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | -1 | -1 | -3 |
min °C | -11 | -8 | -5 | -3 | 1 | 1 | 0 | 1 | 2 | 1 | 2 | 2 | 2 | 2 | 2 | -1 | -1 | -2 | -9 |
-18 | -12 | -11 | -10 | -6 | -6 | -8 | -5 | -4 | -6 | -4 | -4 | -5 | -4 | -4 | -6 | -6 | -8 | -17 | |
0 | 900 | 800 | 1750 | 2650 | 2450 | 2250 | 2400 | 2350 | 2400 | 2450 | 2450 | 2700 | 2450 | 2400 | 2250 | 1750 | 1700 | 800 | |
Cloud base (m) | 750 | 2300 | 1800 | 600 | 600 | 600 | 700 | 600 | 650 | 550 | 600 | 600 | 600 | 600 | 600 | 550 | 600 | 550 | 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 drizzle, on Tue afternoon. Freeze-thaw conditions (max 2°C on Mon afternoon, min -11°C on Sat night). Winds increasing (light winds from the WSW on Sun morning, strong winds from the SW by Mon afternoon).
North Twin Sister Weather (Days 3-6):
Moderate rain (total 19mm) on Tue night. Becoming colder with heavy fall of snow, heaviest during Thu night. Freeze-thaw conditions (max 2°C on Tue night, min -2°C on Fri afternoon). Winds decreasing (strong winds from the SSW on Wed night, light winds from the WSW by Thu night).
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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