– Lat/Long: 48.70° N 121.99° W
Twin Sisters Mountain
Weather Forecast, United StatesIssued: 10 pm Mon 22 Jun Local TimeUpdates in: hr min sUpdate imminent
Issued: 10 pm Mon 22 Jun Local Time
Updates in:
Update imminent hr min s
Issued: 10 pm Mon 22 Jun Local Time
Updates in:
Update imminent hr min s
3 Twin Sisters Mountain Elevations: 3 Forecast Elevations: Days 1–4 Weather SummaryMostly dry. Very mild (max 18°C on Tue afternoon, min 7°C on Thu morning). Wind will be generally light. | Days 5–7 Weather SummaryModerate rain (total 17mm) heaviest on Fri night, then becoming colder with a dusting of snow on Fri night. Mild temperatures (max 7°C on Thu night, min 1°C on Fri night). Wind will be generally light. | ||||||||||||||||||
Tuesday 23 | Wednesday 24 | Thursday 25 | Friday 26 | Saturday 27 | Sunday 28 | ||||||||||||||
night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 | | |  | | |  | |  |  |  |  |  |  | | | | | | |
some clouds | some clouds | some clouds | clear | some clouds | some clouds | some clouds | some clouds | cloudy | light rain | light rain | mod. rain | light snow | rain shwrs | light rain | light rain | light rain | light rain | light rain | |
km/h | |||||||||||||||||||
 |  |  |  |  |  |  | |||||||||||||
 cm | — | — | — | — | — | — | — | — | — | — | — | — | 1 | — | — | — | — | — | — |
mm | — | — | — | — | — | — | — | — | — | 0.2 | 4 | 5 | 7 | 0.2 | 0.2 | 0.1 | 0.1 | 0.2 | 0.3 |
max °C | 17 | 17 | 18 | 17 | 15 | 15 | 13 | 8 | 8 | 7 | 5 | 5 | 3 | 3 | 5 | 5 | 3 | 5 | 5 |
min °C | 16 | 17 | 18 | 16 | 14 | 14 | 10 | 7 | 8 | 5 | 5 | 5 | 1 | 1 | 4 | 3 | 3 | 4 | 5 |
chill °C | 16 | 17 | 18 | 16 | 14 | 14 | 10 | 6 | 7 | 3 | 2 | 1 | -1 | 0 | 3 | 2 | 2 | 3 | 4 |
Freezing level m | 3600 | 3450 | 3650 | 3500 | 3350 | 3450 | 3300 | 3200 | 2750 | 2700 | 2550 | 2450 | 1750 | 2150 | 2500 | 2400 | 2500 | 3050 | 3300 |
Cloud base (m) | 3500 | 5650 | 9100 | 7800 | 6600 | 6500 | 2750 | 900 | 700 | 550 | 550 | 800 | 1750 | 1850 | 650 | 850 | 650 | ||
 | — | 5:05 | — | — | 5:05 | — | — | 5:05 | — | — | 5:05 | — | — | 5:05 | — | — | 5:07 | — | — |
 | — | — | — | 9:14 | — | — | 9:14 | — | — | 9:14 | — | — | 9:14 | — | — | 9:14 | — | — | 9:14 |
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Twin Sisters Mountain Weather (Days 0-3):
The weather forecast for Twin Sisters Mountain is: Mostly dry. Very mild (max 18°C on Tue afternoon, min 7°C on Thu morning). Wind will be generally light.
Twin Sisters Mountain Weather (Days 3-6):
Moderate rain (total 17mm) heaviest on Fri night, then becoming colder with a dusting of snow on Fri night. Mild temperatures (max 7°C on Thu night, min 1°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 |
|---|---|---|---|---|---|
 | |||||
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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