– Lat/Long: 48.71° N 121.99° W
North Twin Sister
Weather Forecast, United StatesIssued: 4 pm Mon 31 Aug Local TimeUpdates in: hr min sUpdate imminent
Issued: 4 pm Mon 31 Aug Local Time
Updates in:
Update imminent hr min s
Issued: 4 pm Mon 31 Aug Local Time
Updates in:
Update imminent hr min s
3 North Twin Sister Elevations: 3 Forecast Elevations: Days 1–4 Weather SummaryLight rain (total 4mm) at first, then becoming colder with a dusting of snow on Wed night. Freeze-thaw conditions (max 12°C on Mon night, min 0°C on Wed night). Winds decreasing (fresh winds from the SSE on Wed afternoon, light winds from the S by Thu morning). | Days 5–7 Weather SummaryA dusting of new snow. Mild temperatures (max 7°C on Sun morning, min 1°C on Thu afternoon). Wind will be generally light. | ||||||||||||||||
Mon 31 | Tuesday 1 | Wednesday 2 | Thursday 3 | Friday 4 | Saturday 5 | ||||||||||||
PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  | | |  |  |  |  |  |  | | | | | | | | |
some clouds | some clouds | some clouds | some clouds | rain shwrs | rain shwrs | light rain | light snow | cloudy | light snow | some clouds | cloudy | light rain | some clouds | some clouds | rain shwrs | some clouds | |
Cloud base (m) | 4700 | 6200 | 4400 | 1950 | 2150 | 2350 | 750 | 550 | 1600 | 750 | 2100 | 2000 | 1650 | 2500 | 2500 | 2250 | 3100 |
km/h | |||||||||||||||||
 |  |  |  |  |  | ||||||||||||
 cm | — | — | — | — | — | — | — | 4 | — | 1 | — | — | — | — | — | — | — |
mm | — | — | — | — | 0.3 | 0.5 | 3 | — | — | — | — | — | 0.2 | — | — | 0.1 | — |
max °C | 11 | 12 | 9 | 8 | 6 | 4 | 3 | 2 | 0 | 1 | 1 | 1 | 3 | 3 | 4 | 6 | 6 |
min °C | 10 | 10 | 8 | 8 | 4 | 3 | 2 | 0 | 0 | 1 | 1 | 1 | 2 | 3 | 3 | 5 | 6 |
chill °C | 8 | 7 | 5 | 5 | -1 | -2 | -4 | -5 | -3 | -2 | -1 | 1 | 2 | 3 | 3 | 5 | 6 |
Freezing level m | 3700 | 3650 | 3600 | 3350 | 2850 | 2600 | 2500 | 2100 | 2000 | 2200 | 2300 | 2250 | 2450 | 2550 | 2700 | 2750 | 2900 |
 | — | — | 6:24 | — | — | 6:24 | — | — | 6:26 | — | — | 6:28 | — | — | 6:30 | — | — |
 | 7:52 | — | — | 7:50 | — | — | 7:47 | — | — | 7:45 | — | — | 7:44 | — | — | 7:42 | — |
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North Twin Sister Weather (Days 0-3):
The weather forecast for North Twin Sister is: Light rain (total 4mm) at first, then becoming colder with a dusting of snow on Wed night. Freeze-thaw conditions (max 12°C on Mon night, min 0°C on Wed night). Winds decreasing (fresh winds from the SSE on Wed afternoon, light winds from the S by Thu morning).
North Twin Sister Weather (Days 3-6):
A dusting of new snow. Mild temperatures (max 7°C on Sun morning, min 1°C on Thu afternoon). Wind will be generally light.
This table gives the weather forecast for North Twin Sister at the specific elevation of 2024 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 | |||||
SHIP9671 |
* 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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