– Lat/Long: 48.70° N 121.99° W
Twin Sisters Mountain Weather Forecast
Cascade Range · United StatesIssued: 4 am Wed 07 Oct Local Time
Updates in:
Update imminent hr min s
Issued: 4 am Wed 07 Oct Local Time
Updates in:
Update imminent hr min s
3 Twin Sisters Mountain Elevations: 3 Forecast Elevations: Days 1–3 Weather SummaryModerate rain (total 11mm), heaviest on Fri morning. Freeze-thaw conditions (max 15°C on Wed afternoon, min 0°C on Fri night). Winds decreasing (fresh winds from the SSW on Thu night, calm by Fri night). | Days 4–6 Weather SummaryMostly dry. Freeze-thaw conditions (max 7°C on Mon night, min 0°C on Sat morning). Wind will be generally light. | |||||||||||||||||
Wednesday 7 | Thursday 8 | Friday 9 | Saturday 10 | Sunday 11 | Monday 12 | |||||||||||||
AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 | |  | | |  |  | |  |  | | | | | | | | | |
clear | clear | clear | clear | clear | rain shwrs | rain shwrs | clear | some clouds | some clouds | rain shwrs | clear | clear | clear | clear | clear | clear | clear | |
Cloud base (m) | 8850 | 8550 | 8650 | 850 | 600 | 800 | 1600 | 2100 | 1500 | 5250 | ||||||||
km/h | ||||||||||||||||||
 |  |  |  |  |  | |||||||||||||
 cm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
mm | — | — | — | — | — | 6 | 6 | — | — | — | 0.1 | — | — | — | — | — | — | — |
max °C | 14 | 15 | 14 | 12 | 11 | 9 | 3 | 1 | 1 | 1 | 3 | 3 | 2 | 4 | 5 | 5 | 6 | 7 |
min °C | 14 | 14 | 13 | 12 | 11 | 6 | 2 | 1 | 0 | 0 | 2 | 2 | 2 | 4 | 5 | 5 | 6 | 7 |
chill °C | 14 | 14 | 12 | 11 | 10 | 1 | -1 | -2 | -2 | -2 | 0 | 2 | 1 | 3 | 4 | 5 | 6 | 6 |
Freezing level m | 3900 | 3900 | 3950 | 3750 | 3500 | 2950 | 1850 | 1700 | 1500 | 1650 | 2000 | 1950 | 2000 | 2400 | 3200 | 3700 | 3850 | 3700 |
 | 7:15 | — | — | 7:16 | — | — | 7:18 | — | — | 7:20 | — | — | 7:20 | — | — | 7:22 | — | — |
 | — | 6:35 | — | — | 6:32 | — | — | 6:30 | — | — | 6:29 | — | — | 6:27 | — | — | 6:24 | — |
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Twin Sisters Mountain Weather (Days 0-3):
The weather forecast for Twin Sisters Mountain is: Moderate rain (total 11mm), heaviest on Fri morning. Freeze-thaw conditions (max 15°C on Wed afternoon, min 0°C on Fri night). Winds decreasing (fresh winds from the SSW on Thu night, calm by Fri night).
Twin Sisters Mountain Weather (Days 3-6):
Mostly dry. Freeze-thaw conditions (max 7°C on Mon night, min 0°C on Sat 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 |
|---|---|---|---|---|---|
SHIP3420 | |||||
 | |||||
Bellingham Airport | | ||||
SHIP10474 | |||||
SHIP3933 | |||||
SHIP9568 | |||||
SHIP3524 | |||||
* 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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