– Lat/Long: 48.71° N 121.99° W
North Twin Sister Weather Forecast
Cascade Range · United StatesIssued: 3 am Sun 08 Nov Local Time
Updates in:
Update imminent hr min s
Issued: 3 am Sun 08 Nov Local Time
Updates in:
Update imminent hr min s
3 North Twin Sister Elevations: 3 Forecast Elevations: Days 1–3 Weather SummaryA moderate fall of snow heaviest on Sun morning. Turning milder with heavy rain (total 23mm), heaviest during Tue night. Freeze-thaw conditions (max 5°C on Tue night, min -4°C on Sun morning). Winds increasing (light winds from the SW on Sun night, strong winds from the SSW by Tue night). | Days 4–6 Weather SummaryA heavy fall of snow, heaviest during Fri afternoon. Freeze-thaw conditions (max 8°C on Wed afternoon, min 0°C on Fri morning). Winds decreasing (gales from the SSW on Fri morning, moderate winds from the SSW by Fri night). | |||||||||||||||||
Sunday 8 | Monday 9 | Tuesday 10 | Wednesday 11 | Thursday 12 | Friday 13 | |||||||||||||
AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 | |  |  |  |  | | |  |  | |  | | |  | |  |  | |
snow shwrs | snow shwrs | some clouds | cloudy | light snow | snow shwrs | light snow | light snow | rain shwrs | some clouds | cloudy | cloudy | cloudy | cloudy | light snow | light snow | mod. snow | heavy snow | |
Cloud base (m) | 700 | 650 | 850 | 850 | 800 | 600 | 800 | 600 | 600 | 4950 | 2450 | 6200 | 3200 | 600 | 550 | 550 | 550 | |
km/h | ||||||||||||||||||
 |  |  |  |  |  | |||||||||||||
 cm | 5 | 1 | — | — | 2 | 2 | 3 | 2 | — | — | — | — | — | — | 4 | 2 | 7 | 15 |
mm | — | — | — | — | — | — | — | 3 | 20 | — | — | — | — | — | — | — | — | — |
max °C | -4 | -3 | -1 | -1 | 0 | -1 | 1 | 2 | 5 | 7 | 8 | 8 | 5 | 3 | 2 | 1 | 1 | 0 |
min °C | -4 | -3 | -3 | -3 | 0 | -2 | -1 | 2 | 2 | 6 | 7 | 6 | 4 | 2 | 1 | 0 | 0 | 0 |
chill °C | -12 | -9 | -10 | -9 | -6 | -10 | -7 | -3 | -5 | 0 | 2 | 1 | -2 | -5 | -6 | -9 | -8 | -7 |
Freezing level m | 1500 | 1550 | 1700 | 1500 | 1950 | 1750 | 1600 | 2500 | 2800 | 3050 | 3050 | 3150 | 2800 | 2500 | 2300 | 2100 | 2150 | 2000 |
 | 7:05 | — | — | 7:07 | — | — | 7:09 | — | — | 7:09 | — | — | 7:11 | — | — | 7:13 | — | — |
 | — | 4:37 | — | — | 4:35 | — | — | 4:34 | — | — | 4:31 | — | — | 4:30 | — | — | 4:30 | — |
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North Twin Sister Weather (Days 0-3):
The weather forecast for North Twin Sister is: A moderate fall of snow heaviest on Sun morning. Turning milder with heavy rain (total 23mm), heaviest during Tue night. Freeze-thaw conditions (max 5°C on Tue night, min -4°C on Sun morning). Winds increasing (light winds from the SW on Sun night, strong winds from the SSW by Tue night).
North Twin Sister Weather (Days 3-6):
A heavy fall of snow, heaviest during Fri afternoon. Freeze-thaw conditions (max 8°C on Wed afternoon, min 0°C on Fri morning). Winds decreasing (gales from the SSW on Fri morning, moderate winds from the SSW by Fri 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.
| Weather Station | Temp. | Weather | Wind | Gusts | Cloud / Visibility |
|---|---|---|---|---|---|
 | |||||
SHIP3615 |
* NOTE: not all weather observatories update at the same frequency which is the reason why some locations may show data from stations that are further away than known closer ones.
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