– Lat/Long: 48.71° N 121.99° W
North Twin Sister
Weather Forecast, United StatesIssued: 10 pm Sun 16 Aug Local TimeUpdates in: hr min sUpdate imminent
Issued: 10 pm Sun 16 Aug Local Time
Updates in:
Update imminent hr min s
Issued: 10 pm Sun 16 Aug Local Time
Updates in:
Update imminent hr min s
3 North Twin Sister Elevations: 3 Forecast Elevations: Days 1–4 Weather SummaryMostly dry. Very mild (max 15°C on Mon afternoon, min 11°C on Wed morning). Wind will be generally light. | Days 5–7 Weather SummaryMostly dry. Very mild (max 19°C on Thu night, min 8°C on Sat morning). Wind will be generally light. | |||||||||||||||
Monday 17 | Tuesday 18 | Wednesday 19 | Thursday 20 | Friday 21 | ||||||||||||
night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  | |  | | |  | | | | | | |  |  | | |
rain shwrs | clear | clear | some clouds | clear | clear | clear | clear | clear | some clouds | clear | clear | clear | light rain | some clouds | clear | |
Cloud base (m) | 9400 | 800 | 9450 | 6350 | 2000 | 9050 | 9050 | 3650 | 4000 | |||||||
km/h | ||||||||||||||||
 |  |  |  |  |  | |||||||||||
 cm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
mm | 0.1 | — | — | — | — | — | — | — | — | — | — | — | — | 0.1 | — | — |
max °C | 14 | 13 | 15 | 15 | 12 | 15 | 14 | 11 | 15 | 14 | 14 | 18 | 19 | 18 | 17 | 16 |
min °C | 13 | 13 | 15 | 13 | 12 | 14 | 12 | 11 | 14 | 14 | 14 | 17 | 18 | 16 | 17 | 11 |
chill °C | 13 | 13 | 15 | 13 | 12 | 14 | 12 | 11 | 14 | 14 | 14 | 17 | 18 | 16 | 17 | 10 |
Freezing level m | 3800 | 3950 | 4100 | 3950 | 4000 | 3950 | 4300 | 4200 | 4150 | 4200 | 4300 | 4450 | 4550 | 4100 | 4150 | 3800 |
 | — | 6:03 | — | — | 6:03 | — | — | 6:05 | — | — | 6:07 | — | — | 6:07 | — | — |
 | — | — | — | 8:19 | — | — | 8:16 | — | — | 8:15 | — | — | 8:14 | — | — | 8:12 |
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North Twin Sister Weather (Days 0-3):
The weather forecast for North Twin Sister is: Mostly dry. Very mild (max 15°C on Mon afternoon, min 11°C on Wed morning). Wind will be generally light.
North Twin Sister Weather (Days 3-6):
Mostly dry. Very mild (max 19°C on Thu night, min 8°C on Sat morning). Wind will be generally light.
This table gives the weather forecast for North Twin Sister at the specific elevation of 1500 m. Our advanced weather models allow us to provide distinct weather forecasts for several elevations of North Twin Sister. 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 |  | ||||
BUOY-46118 | |||||
SHIP6926 |
* 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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