– Lat/Long: 48.71° N 121.99° W
North Twin Sister
Weather Forecast, United StatesIssued: 4 am Mon 31 Aug Local TimeUpdates in: hr min sUpdate imminent
Issued: 4 am Mon 31 Aug Local Time
Updates in:
Update imminent hr min s
Issued: 4 am Mon 31 Aug Local Time
Updates in:
Update imminent hr min s
3 North Twin Sister Elevations: 3 Forecast Elevations: Days 1–3 Weather SummaryHeavy rain (total 21mm), heaviest during Wed night. Warm (max 23°C on Mon afternoon, min 9°C on Wed night). Wind will be generally light. | Days 4–6 Weather SummaryLight rain (total 7mm), mostly falling on Thu night. Very mild (max 14°C on Sat morning, min 9°C on Thu morning). Wind will be generally light. | |||||||||||||||||
Monday 31 | Tuesday 1 | Wednesday 2 | Thursday 3 | Friday 4 | Saturday 5 | |||||||||||||
AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  |  | | |  |  | |  | | |  | | | |  | | | |
clear | some clouds | some clouds | some clouds | some clouds | rain shwrs | light rain | light rain | heavy rain | light rain | light rain | light rain | light rain | light rain | some clouds | cloudy | light rain | rain shwrs | |
Cloud base (m) | 8700 | 4500 | 5900 | 4700 | 2000 | 2100 | 1400 | 700 | 550 | 650 | 650 | 550 | 700 | 900 | 2000 | 950 | 950 | |
km/h | ||||||||||||||||||
 |  |  |  |  |  | |||||||||||||
 cm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
mm | — | — | — | — | — | 0.3 | 0.9 | 3 | 17 | 1 | 2 | 2 | 0.4 | 1.1 | — | — | 0.4 | 0.3 |
max °C | 19 | 23 | 19 | 18 | 20 | 16 | 14 | 13 | 11 | 10 | 10 | 10 | 11 | 13 | 12 | 14 | 14 | 12 |
min °C | 15 | 22 | 15 | 16 | 19 | 13 | 13 | 12 | 9 | 9 | 10 | 9 | 10 | 12 | 10 | 12 | 14 | 10 |
chill °C | 15 | 22 | 15 | 16 | 19 | 12 | 12 | 11 | 9 | 9 | 9 | 8 | 10 | 12 | 10 | 12 | 14 | 10 |
Freezing level m | 3650 | 3700 | 3650 | 3600 | 3400 | 2750 | 2550 | 2550 | 2000 | 1950 | 2150 | 2150 | 2250 | 2550 | 2750 | 2600 | 2550 | 2500 |
 | 6:22 | — | — | 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: Heavy rain (total 21mm), heaviest during Wed night. Warm (max 23°C on Mon afternoon, min 9°C on Wed night). Wind will be generally light.
North Twin Sister Weather (Days 3-6):
Light rain (total 7mm), mostly falling on Thu night. Very mild (max 14°C on Sat morning, min 9°C on Thu morning). Wind will be generally light.
This table gives the weather forecast for North Twin Sister at the specific elevation of 500 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 | |||||
SHIP9676 |
* 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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