– Lat/Long: 48.70° N 121.99° W
Twin Sisters Mountain
Weather Forecast, United StatesIssued: 4 pm Sat 18 Jul Local TimeUpdates in: hr min sUpdate imminent
Issued: 4 pm Sat 18 Jul Local Time
Updates in:
Update imminent hr min s
Issued: 4 pm Sat 18 Jul Local Time
Updates in:
Update imminent hr min s
3 Twin Sisters Mountain Elevations: 3 Forecast Elevations: Days 1–4 Weather SummaryMostly dry. Warm (max 21°C on Mon afternoon, min 8°C on Sat afternoon). Wind will be generally light. | Days 5–7 Weather SummaryMostly dry. Warm (max 21°C on Tue afternoon, min 12°C on Thu night). Wind will be generally light. | ||||||||||||||||
Sat 18 | Sunday 19 | Monday 20 | Tuesday 21 | Wednesday 22 | Thursday 23 | ||||||||||||
PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  |  | | | |  | | | |  | | | |  | | | |
rain shwrs | clear | clear | clear | clear | clear | some clouds | clear | clear | some clouds | cloudy | clear | clear | clear | cloudy | rain shwrs | clear | |
Cloud base (m) | 1550 | 9050 | 8700 | 8600 | 6750 | 4250 | 4550 | 4350 | 4450 | 4750 | |||||||
km/h | |||||||||||||||||
 |  |  |  |  |  | ||||||||||||
 cm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
mm | 0.7 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 0.2 | — |
max °C | 9 | 10 | 10 | 15 | 16 | 18 | 21 | 21 | 19 | 21 | 21 | 20 | 20 | 19 | 16 | 16 | 15 |
min °C | 8 | 9 | 9 | 13 | 15 | 17 | 20 | 19 | 19 | 21 | 20 | 19 | 20 | 17 | 15 | 15 | 12 |
chill °C | 7 | 9 | 9 | 13 | 15 | 17 | 20 | 19 | 19 | 21 | 20 | 19 | 20 | 17 | 15 | 15 | 12 |
Freezing level m | 3500 | 3950 | 3850 | 4000 | 4200 | 4350 | 4400 | 4400 | 4500 | 4600 | 4500 | 4350 | 4400 | 4300 | 4050 | 3950 | 3600 |
 | — | — | 5:24 | — | — | 5:26 | — | — | 5:26 | — | — | 5:28 | — | — | 5:28 | — | — |
 | — | 9:02 | — | — | 9:01 | — | — | 9:00 | — | — | 9:00 | — | — | 8:59 | — | — | 8:58 |
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Twin Sisters Mountain Weather (Days 0-3):
The weather forecast for Twin Sisters Mountain is: Mostly dry. Warm (max 21°C on Mon afternoon, min 8°C on Sat afternoon). Wind will be generally light.
Twin Sisters Mountain Weather (Days 3-6):
Mostly dry. Warm (max 21°C on Tue afternoon, min 12°C on Thu 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 | | ||||
SHIP2055 | |||||
BUOY-46118 | |||||
BUOY-PBFW1 |
* 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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