– Lat/Long: 48.70° N 121.99° W
Twin Sisters Mountain Weather Forecast
Cascade Range · United StatesIssued: 10 pm Mon 26 Oct Local Time
Updates in:
Update imminent hr min s
Issued: 10 pm Mon 26 Oct Local Time
Updates in:
Update imminent hr min s
3 Twin Sisters Mountain Elevations: 3 Forecast Elevations: Days 1–4 Weather SummaryA heavy fall of snow, heaviest during Wed afternoon. Freeze-thaw conditions (max 1°C on Mon night, min -2°C on Tue night). Wind will be generally light. | Days 5–7 Weather SummaryA dusting of new snow. Temperatures will be below freezing (max 0°C on Thu night, min -2°C on Fri morning). Wind will be generally light. | |||||||||||||||
Tuesday 27 | Wednesday 28 | Thursday 29 | Friday 30 | Saturday 31 | ||||||||||||
night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  | |  | |  |  |  |  | | | | |  | | | |
cloudy | light snow | light snow | snow shwrs | light snow | heavy snow | some clouds | clear | some clouds | some clouds | light snow | light snow | snow shwrs | cloudy | some clouds | cloudy | |
Cloud base (m) | 550 | 550 | 550 | 550 | 600 | 600 | 600 | 650 | 900 | 700 | 1500 | 600 | 650 | 700 | 1750 | 800 |
km/h | ||||||||||||||||
 |  |  |  |  |  | |||||||||||
 cm | — | 1 | 2 | 7 | 4 | 12 | — | — | — | — | 2 | 1 | 1 | — | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
max °C | 1 | 1 | 0 | -1 | -2 | -2 | -1 | -1 | 0 | 0 | -2 | -1 | -1 | -1 | 0 | 0 |
min °C | 1 | 1 | 0 | -2 | -2 | -2 | -2 | -2 | -1 | 0 | -2 | -2 | -2 | -2 | 0 | -2 |
chill °C | -1 | -2 | -4 | -6 | -7 | -5 | -4 | -4 | -3 | -3 | -4 | -8 | -8 | -7 | -3 | -6 |
Freezing level m | 1700 | 1600 | 1500 | 1250 | 1200 | 1150 | 1050 | 1300 | 1450 | 1550 | 1050 | 1300 | 1300 | 1400 | 1450 | 1250 |
 | — | 7:46 | — | — | 7:47 | — | — | 7:48 | — | — | 7:50 | — | — | 7:52 | — | — |
 | — | — | 5:55 | — | — | 5:54 | — | — | 5:52 | — | — | 5:51 | — | — | 5:50 | — |
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Twin Sisters Mountain Weather (Days 0-3):
The weather forecast for Twin Sisters Mountain is: A heavy fall of snow, heaviest during Wed afternoon. Freeze-thaw conditions (max 1°C on Mon night, min -2°C on Tue night). Wind will be generally light.
Twin Sisters Mountain Weather (Days 3-6):
A dusting of new snow. Temperatures will be below freezing (max 0°C on Thu night, min -2°C on Fri morning). 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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