– Lat/Long: 48.70° N 121.99° W
Twin Sisters Mountain Weather Forecast
Cascade Range · United StatesIssued: 10 pm Tue 27 Oct Local Time
Updates in:
Update imminent hr min s
Issued: 10 pm Tue 27 Oct Local Time
Updates in:
Update imminent hr min s
3 Twin Sisters Mountain Elevations: 3 Forecast Elevations: Days 1–4 Weather SummaryA moderate fall of snow, heaviest on Tue night. Freeze-thaw conditions (max 1°C on Fri morning, min -2°C on Tue night). Wind will be generally light. | Days 5–7 Weather SummaryA dusting of new snow. Freeze-thaw conditions (max 9°C on Mon morning, min -2°C on Fri night). Wind will be generally light. | |||||||||||||||
Wednesday 28 | Thursday 29 | Friday 30 | Saturday 31 | Sunday 1 | ||||||||||||
night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  |  |  | | | | | |  | |  | | | | | |
snow shwrs | some clouds | cloudy | some clouds | some clouds | some clouds | some clouds | cloudy | cloudy | cloudy | cloudy | snow shwrs | some clouds | some clouds | some clouds | some clouds | |
Cloud base (m) | 550 | 600 | 600 | 600 | 1550 | 1600 | 900 | 1500 | 1700 | 600 | 750 | 800 | 700 | 700 | 850 | 650 |
km/h | ||||||||||||||||
 |  |  |  |  |  | |||||||||||
 cm | 14 | — | — | — | — | — | — | — | — | — | — | 1 | — | — | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
max °C | -1 | -2 | -1 | -2 | -1 | -1 | 0 | 1 | -1 | -1 | -2 | -1 | -2 | -2 | -1 | 5 |
min °C | -2 | -2 | -2 | -2 | -2 | -1 | 0 | 0 | -2 | -2 | -2 | -1 | -2 | -2 | -2 | -1 |
chill °C | -7 | -6 | -4 | -5 | -5 | -3 | -3 | -2 | -4 | -6 | -7 | -4 | -2 | -2 | -4 | -1 |
Freezing level m | 1200 | 1200 | 1250 | 1200 | 1300 | 1400 | 1500 | 1550 | 1200 | 1200 | 1200 | 1350 | 1100 | 1250 | 1300 | 3150 |
 | — | 7:47 | — | — | 7:48 | — | — | 7:50 | — | — | 7:52 | — | — | 6:54 | — | — |
 | — | — | 5:54 | — | — | 5:52 | — | — | 5:51 | — | — | 5:50 | — | — | 4:47 | — |
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Twin Sisters Mountain Weather (Days 0-3):
The weather forecast for Twin Sisters Mountain is: A moderate fall of snow, heaviest on Tue night. Freeze-thaw conditions (max 1°C on Fri morning, min -2°C on Tue night). Wind will be generally light.
Twin Sisters Mountain Weather (Days 3-6):
A dusting of new snow. Freeze-thaw conditions (max 9°C on Mon morning, min -2°C on Fri 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 |
|---|---|---|---|---|---|
 | |||||
SHIP3071 | |||||
| |||||
| |||||
SHIP2087 | |||||
SHIP2628 | |||||
SHIP9645 | |||||
SHIP4426 | |||||
SHIP1322 |
* 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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