– Lat/Long: 48.70° N 121.99° W
Twin Sisters Mountain
Weather Forecast, United StatesIssued: 4 am Fri 21 Aug Local TimeUpdates in: hr min sUpdate imminent
Issued: 4 am Fri 21 Aug Local Time
Updates in:
Update imminent hr min s
Issued: 4 am Fri 21 Aug Local Time
Updates in:
Update imminent hr min s
3 Twin Sisters Mountain Elevations: 3 Forecast Elevations: Days 1–3 Weather SummaryLight rain (total 7mm), mostly falling on Sat night. Warm (max 22°C on Fri afternoon, min 7°C on Sun morning). Wind will be generally light. | Days 4–6 Weather SummaryLight rain (total 2mm), mostly falling on Wed night. Very mild (max 19°C on Tue afternoon, min 7°C on Wed night). Wind will be generally light. | |||||||||||||||||
Friday 21 | Saturday 22 | Sunday 23 | Monday 24 | Tuesday 25 | Wednesday 26 | |||||||||||||
AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  |  |  | |  |  | | | | |  | | | |  | | | |
clear | cloudy | rain shwrs | rain shwrs | rain shwrs | light rain | light rain | rain shwrs | rain shwrs | clear | clear | clear | clear | clear | clear | some clouds | cloudy | light rain | |
Cloud base (m) | 4950 | 4600 | 600 | 550 | 700 | 650 | 650 | 9450 | 4350 | 6550 | 700 | |||||||
km/h | ||||||||||||||||||
 |  |  |  |  |  | |||||||||||||
 cm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
mm | — | — | 0.1 | 1 | 1.7 | 2 | 1.7 | 0.2 | 0.1 | — | — | — | — | — | — | — | — | 2 |
max °C | 21 | 22 | 21 | 14 | 11 | 10 | 7 | 8 | 10 | 12 | 15 | 17 | 17 | 19 | 19 | 13 | 12 | 9 |
min °C | 21 | 22 | 18 | 12 | 10 | 8 | 7 | 7 | 9 | 11 | 14 | 16 | 17 | 18 | 15 | 12 | 11 | 7 |
chill °C | 21 | 22 | 18 | 12 | 9 | 5 | 4 | 6 | 9 | 11 | 14 | 16 | 17 | 18 | 15 | 12 | 10 | 4 |
Freezing level m | 4600 | 4600 | 4350 | 4150 | 3850 | 3200 | 3100 | 3450 | 3900 | 3950 | 4000 | 4050 | 4050 | 4150 | 4050 | 3650 | 3250 | 2650 |
 | 6:07 | — | — | 6:09 | — | — | 6:11 | — | — | 6:13 | — | — | 6:13 | — | — | 6:15 | — | — |
 | — | — | 8:12 | — | — | 8:09 | — | — | 8:07 | — | — | 8:06 | — | — | 8:04 | — | — | 8:01 |
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Twin Sisters Mountain Weather (Days 0-3):
The weather forecast for Twin Sisters Mountain is: Light rain (total 7mm), mostly falling on Sat night. Warm (max 22°C on Fri afternoon, min 7°C on Sun morning). Wind will be generally light.
Twin Sisters Mountain Weather (Days 3-6):
Light rain (total 2mm), mostly falling on Wed night. Very mild (max 19°C on Tue afternoon, min 7°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 | | ||||
SHIP4714 | |||||
* 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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