– Lat/Long: 48.71° N 121.99° W
North Twin Sister Weather Forecast
Cascade Range · United StatesIssued: 9 pm Thu 12 Nov Local Time
Updates in:
Update imminent hr min s
Issued: 9 pm Thu 12 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 Fri afternoon. Becoming milder with light rain (total 4mm) on Sat night. Freeze-thaw conditions (max 12°C on Thu night, min 0°C on Sun afternoon). Winds increasing (light winds from the SE on Thu night, fresh winds from the S by Sun morning). | Days 5–7 Weather SummaryMostly dry. Freeze-thaw conditions (max 3°C on Tue night, min -2°C on Sun night). Wind will be generally light. | |||||||||||||||
Friday 13 | Saturday 14 | Sunday 15 | Monday 16 | Tuesday 17 | ||||||||||||
night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  |  |  |  | | | |  |  | | | | |  |  | |
cloudy | light rain | light snow | light snow | cloudy | light snow | light snow | light snow | some clouds | some clouds | some clouds | some clouds | some clouds | some clouds | clear | clear | |
Cloud base (m) | 5850 | 2050 | 500 | 550 | 550 | 550 | 550 | 650 | 850 | 800 | 1500 | 650 | 800 | 900 | 8750 | |
km/h | ||||||||||||||||
 |  |  |  |  |  | |||||||||||
 cm | — | — | 1 | 3 | — | 1 | 1 | 2 | — | — | — | — | — | — | — | — |
mm | — | 0.1 | 0.3 | — | — | — | 4 | — | — | — | — | — | — | — | — | — |
max °C | 12 | 10 | 3 | 2 | 1 | 1 | 2 | 1 | 0 | -1 | -1 | -1 | -2 | -2 | 0 | 3 |
min °C | 10 | 8 | 2 | 1 | 1 | 1 | 1 | 1 | 0 | -2 | -1 | -1 | -2 | -2 | -1 | 1 |
chill °C | 8 | 4 | -4 | -4 | -4 | -4 | -4 | -6 | -6 | -7 | -6 | -5 | -6 | -4 | -3 | -2 |
Freezing level m | 2900 | 2700 | 2100 | 1650 | 1600 | 1700 | 1800 | 1700 | 1500 | 1300 | 1300 | 1400 | 1250 | 1150 | 1300 | 1850 |
 | — | 7:13 | — | — | 7:15 | — | — | 7:16 | — | — | 7:18 | — | — | 7:18 | — | — |
 | — | — | 4:30 | — | — | 4:29 | — | — | 4:27 | — | — | 4:25 | — | — | 4:24 | — |
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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 Fri afternoon. Becoming milder with light rain (total 4mm) on Sat night. Freeze-thaw conditions (max 12°C on Thu night, min 0°C on Sun afternoon). Winds increasing (light winds from the SE on Thu night, fresh winds from the S by Sun morning).
North Twin Sister Weather (Days 3-6):
Mostly dry. Freeze-thaw conditions (max 3°C on Tue night, min -2°C on Sun night). 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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