– Lat/Long: 48.71° N 121.99° W
North Twin Sister Weather Forecast
Cascade Range · United StatesIssued: 9 pm Tue 03 Nov Local Time
Updates in:
Update imminent hr min s
Issued: 9 pm Tue 03 Nov Local Time
Updates in:
Update imminent hr min s
3 North Twin Sister Elevations: 3 Forecast Elevations: Days 1–4 Weather SummaryA light covering of new snow mostly falling on Wed night. Becoming milder with light rain (total 4mm) on Fri afternoon. Freeze-thaw conditions (max 5°C on Tue night, min 0°C on Thu morning). Winds decreasing (fresh winds from the S on Wed afternoon, calm by Thu afternoon). | Days 5–7 Weather SummaryModerate rain (total 17mm), heaviest on Fri night giving way to a moderate fall of snow, heaviest on Sun morning. Freeze-thaw conditions (max 11°C on Sat afternoon, min -2°C on Sun afternoon). Winds decreasing (near gales from the S on Sat night, calm by Sun night). | |||||||||||||||
Wednesday 4 | Thursday 5 | Friday 6 | Saturday 7 | Sunday 8 | ||||||||||||
night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  |  |  |  | |  |  |  |  | |  |  |  | |  | |
clear | clear | some clouds | mod. snow | snow shwrs | some clouds | rain shwrs | light snow | light rain | heavy rain | light rain | cloudy | light snow | mod. snow | snow shwrs | some clouds | |
Cloud base (m) | 2350 | 9200 | 600 | 600 | 950 | 2550 | 1650 | 700 | 600 | 700 | 6500 | 1650 | 650 | 650 | ||
km/h | ||||||||||||||||
 |  |  |  |  |  | |||||||||||
 cm | — | — | — | 6 | 1 | — | — | 1 | — | — | — | — | 4 | 6 | 1 | — |
mm | — | — | — | — | — | — | 0.1 | 0.4 | 4 | 14 | 0.1 | — | 3 | — | — | — |
max °C | 5 | 5 | 4 | 1 | 1 | 2 | 2 | 3 | 4 | 5 | 9 | 11 | 8 | -1 | -2 | 3 |
min °C | 5 | 4 | 3 | 1 | 0 | 1 | 1 | 1 | 4 | 4 | 7 | 10 | 0 | -1 | -2 | -2 |
chill °C | 4 | 1 | -3 | -4 | -4 | -1 | -3 | -5 | -1 | -1 | 3 | 7 | -7 | -7 | -7 | -2 |
Freezing level m | 2650 | 2600 | 2200 | 1700 | 1550 | 1750 | 2150 | 1950 | 2550 | 2450 | 2900 | 3000 | 1950 | 1400 | 1250 | 1200 |
 | — | 6:58 | — | — | 7:01 | — | — | 7:01 | — | — | 7:03 | — | — | 7:05 | — | — |
 | — | — | 4:42 | — | — | 4:40 | — | — | 4:38 | — | — | 4:37 | — | — | 4:37 | — |
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North Twin Sister Weather (Days 0-3):
The weather forecast for North Twin Sister is: A light covering of new snow mostly falling on Wed night. Becoming milder with light rain (total 4mm) on Fri afternoon. Freeze-thaw conditions (max 5°C on Tue night, min 0°C on Thu morning). Winds decreasing (fresh winds from the S on Wed afternoon, calm by Thu afternoon).
North Twin Sister Weather (Days 3-6):
Moderate rain (total 17mm), heaviest on Fri night giving way to a moderate fall of snow, heaviest on Sun morning. Freeze-thaw conditions (max 11°C on Sat afternoon, min -2°C on Sun afternoon). Winds decreasing (near gales from the S on Sat night, calm by Sun night).
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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