– Lat/Long: 48.70° N 121.99° W
Twin Sisters Mountain Weather Forecast
Cascade Range · United StatesIssued: 4 pm Sat 24 Oct Local Time
Updates in:
Update imminent hr min s
Issued: 4 pm Sat 24 Oct Local Time
Updates in:
Update imminent hr min s
3 Twin Sisters Mountain Elevations: 3 Forecast Elevations: Days 1–4 Weather SummaryA light covering of new snow mostly falling on Sat afternoon. Becoming milder with light rain (total 4mm) on Sat night. Freeze-thaw conditions (max 4°C on Sun night, min -1°C on Sat afternoon). Wind will be generally light. | Days 5–7 Weather SummaryA heavy fall of snow, heaviest during Wed night. Temperatures will be below freezing (max -1°C on Tue afternoon, min -3°C on Wed night). Wind will be generally light. | ||||||||||||||||
Sat 24 | Sunday 25 | Monday 26 | Tuesday 27 | Wednesday 28 | Thursday 29 | ||||||||||||
PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  | |  |  |  |  | | | |  | |  | | | |  | |
light snow | light snow | light snow | rain shwrs | cloudy | cloudy | some clouds | cloudy | cloudy | light snow | mod. snow | light snow | snow shwrs | mod. snow | light snow | light snow | some clouds | |
Cloud base (m) | 1650 | 2350 | 600 | 800 | 2100 | 2050 | 1850 | 600 | 600 | 550 | 550 | 600 | 600 | 550 | 600 | 600 | 650 |
km/h | |||||||||||||||||
 |  |  |  |  |  | ||||||||||||
 cm | 3 | 3 | 2 | — | — | — | — | — | — | 2 | 8 | 1 | 2 | 10 | 2 | 2 | — |
mm | — | 3 | — | 1.3 | — | — | — | — | — | — | — | — | — | — | — | — | — |
max °C | 0 | 3 | 1 | 3 | 4 | 3 | 2 | 1 | 0 | -1 | -2 | -2 | -1 | -1 | -2 | -2 | -3 |
min °C | -1 | 1 | 1 | 2 | 3 | 3 | 1 | 0 | 0 | -1 | -2 | -2 | -2 | -3 | -3 | -3 | -3 |
chill °C | -6 | -4 | -3 | -2 | 0 | 1 | -1 | -4 | -3 | -7 | -8 | -6 | -6 | -7 | -6 | -3 | -3 |
Freezing level m | 1400 | 1950 | 1650 | 2000 | 2000 | 1950 | 1750 | 1550 | 1450 | 1300 | 1200 | 1150 | 1300 | 1050 | 1100 | 1100 | 950 |
 | — | — | 7:43 | — | — | 7:43 | — | — | 7:46 | — | — | 7:47 | — | — | 7:48 | — | — |
 | 6:01 | — | — | 6:00 | — | — | 5:58 | — | — | 5:55 | — | — | 5:54 | — | — | 5:52 | — |
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Twin Sisters Mountain Weather (Days 0-3):
The weather forecast for Twin Sisters Mountain is: A light covering of new snow mostly falling on Sat afternoon. Becoming milder with light rain (total 4mm) on Sat night. Freeze-thaw conditions (max 4°C on Sun night, min -1°C on Sat afternoon). Wind will be generally light.
Twin Sisters Mountain Weather (Days 3-6):
A heavy fall of snow, heaviest during Wed night. Temperatures will be below freezing (max -1°C on Tue afternoon, min -3°C on Wed night). Wind will be generally light.
This table gives the weather forecast for Twin Sisters Mountain at the specific elevation of 1500 m. Our advanced weather models allow us to provide distinct weather forecasts for several elevations of Twin Sisters Mountain. 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 |
|---|---|---|---|---|---|
 | |||||
Bellingham Airport | | ||||
* 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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