– Lat/Long: 48.71° N 121.99° W
North Twin Sister Weather Forecast
Cascade Range · United StatesIssued: 10 am Tue 06 Oct Local Time
Updates in:
Update imminent hr min s
Issued: 10 am Tue 06 Oct Local Time
Updates in:
Update imminent hr min s
3 North Twin Sister Elevations: 3 Forecast Elevations: Days 1–3 Weather SummaryMostly dry. Very mild (max 15°C on Wed afternoon, min 7°C on Thu night). Wind will be generally light. | Days 4–6 Weather SummaryLight rain (total 6mm) at first, then becoming colder with a dusting of snow on Fri night. Freeze-thaw conditions (max 6°C on Sun night, min -1°C on Fri night). Winds decreasing (fresh winds from the SW on Fri morning, calm by Fri night). | |||||||||||||||||
Tuesday 6 | Wednesday 7 | Thursday 8 | Friday 9 | Saturday 10 | Sunday 11 | |||||||||||||
AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  |  | | |  | | |  |  | |  | |  | | | | | |
clear | some clouds | some clouds | clear | clear | clear | clear | clear | rain shwrs | mod. rain | some clouds | light snow | some clouds | cloudy | rain shwrs | clear | clear | clear | |
Cloud base (m) | 9200 | 6550 | 8200 | 9000 | 9050 | 8950 | 550 | 600 | 700 | 550 | 550 | 850 | 4950 | |||||
km/h | ||||||||||||||||||
 |  |  |  |  |  | |||||||||||||
 cm | — | — | — | — | — | — | — | — | — | — | — | 1 | — | — | — | — | — | — |
mm | — | — | — | — | — | — | — | — | 0.5 | 6 | — | — | — | — | 0.1 | — | — | — |
max °C | 11 | 13 | 14 | 14 | 15 | 15 | 13 | 13 | 11 | 5 | 1 | 0 | -1 | 2 | 3 | 2 | 5 | 6 |
min °C | 11 | 11 | 13 | 14 | 15 | 14 | 13 | 13 | 7 | 2 | 1 | -1 | -1 | 1 | 2 | 2 | 4 | 5 |
chill °C | 11 | 11 | 13 | 14 | 15 | 14 | 13 | 12 | 4 | -2 | -3 | -1 | -3 | -1 | -1 | 1 | 3 | 5 |
Freezing level m | 3800 | 3900 | 4050 | 3950 | 3900 | 4050 | 3900 | 3700 | 3100 | 1900 | 1600 | 1350 | 1400 | 1750 | 1900 | 1950 | 2650 | 3600 |
 | 7:13 | — | — | 7:15 | — | — | 7:16 | — | — | 7:18 | — | — | 7:20 | — | — | 7:20 | — | — |
 | — | 6:37 | — | — | 6:35 | — | — | 6:32 | — | — | 6:30 | — | — | 6:29 | — | — | 6:27 | — |
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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 Wed afternoon, min 7°C on Thu night). Wind will be generally light.
North Twin Sister Weather (Days 3-6):
Light rain (total 6mm) at first, then becoming colder with a dusting of snow on Fri night. Freeze-thaw conditions (max 6°C on Sun night, min -1°C on Fri night). Winds decreasing (fresh winds from the SW on Fri morning, calm by Fri night).
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 |
|---|---|---|---|---|---|
SHIP2305 | |||||
 | |||||
Bellingham Airport |  | ||||
SHIP6848 | |||||
SHIP5505 | |||||
SHIP7621 | |||||
SHIP4801 | |||||
SHIP7269 |
* 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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