– Lat/Long: 48.71° N 121.99° W
North Twin Sister
Weather Forecast, United StatesIssued: 4 pm Fri 31 Jul Local TimeUpdates in: hr min sUpdate imminent
Issued: 4 pm Fri 31 Jul Local Time
Updates in:
Update imminent hr min s
Issued: 4 pm Fri 31 Jul Local Time
Updates in:
Update imminent hr min s
3 North Twin Sister Elevations: 3 Forecast Elevations: Days 1–4 Weather SummaryLight rain (total 10mm) at first, then becoming colder with a dusting of snow on Sun morning. Very mild (max 14°C on Fri afternoon, min 1°C on Sat night). Winds decreasing (fresh winds from the SSW on Sat morning, light winds from the NNE by Mon morning). | Days 5–7 Weather SummaryMostly dry. Very mild (max 15°C on Wed afternoon, min 9°C on Mon afternoon). Wind will be generally light. | ||||||||||||||||
Fri 31 | Saturday 1 | Sunday 2 | Monday 3 | Tuesday 4 | Wednesday 5 | ||||||||||||
PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  |  |  |  |  | | | | | | | | | | | | |
clear | clear | rain shwrs | mod. rain | rain shwrs | snow shwrs | rain shwrs | rain shwrs | clear | clear | clear | clear | clear | clear | clear | clear | clear | |
Cloud base (m) | 5850 | 600 | 600 | 1850 | 950 | 800 | 6900 | ||||||||||
km/h | |||||||||||||||||
 |  |  |  |  |  | ||||||||||||
 cm | — | — | — | — | — | 1 | — | — | — | — | — | — | — | — | — | — | — |
mm | — | — | 0.5 | 6 | 0.1 | — | 3 | 0.1 | — | — | — | — | — | — | — | — | — |
max °C | 14 | 14 | 6 | 4 | 2 | 1 | 3 | 5 | 7 | 10 | 11 | 11 | 13 | 14 | 13 | 15 | 15 |
min °C | 13 | 8 | 5 | 3 | 1 | 1 | 2 | 4 | 6 | 9 | 11 | 11 | 13 | 13 | 13 | 15 | 14 |
chill °C | 12 | 4 | 0 | -2 | -3 | -2 | -1 | 1 | 4 | 9 | 11 | 11 | 13 | 13 | 13 | 15 | 14 |
Freezing level m | 4350 | 4000 | 3050 | 2500 | 2350 | 2250 | 2450 | 3000 | 3400 | 3500 | 3550 | 3600 | 4000 | 4250 | 4300 | 4450 | 4500 |
 | — | — | 5:41 | — | — | 5:41 | — | — | 5:43 | — | — | 5:45 | — | — | 5:46 | — | — |
 | — | 8:46 | — | — | 8:45 | — | — | 8:44 | — | — | 8:43 | — | — | 8:40 | — | — | 8:39 |
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North Twin Sister Weather (Days 0-3):
The weather forecast for North Twin Sister is: Light rain (total 10mm) at first, then becoming colder with a dusting of snow on Sun morning. Very mild (max 14°C on Fri afternoon, min 1°C on Sat night). Winds decreasing (fresh winds from the SSW on Sat morning, light winds from the NNE by Mon morning).
North Twin Sister Weather (Days 3-6):
Mostly dry. Very mild (max 15°C on Wed afternoon, min 9°C on Mon 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 |
|---|---|---|---|---|---|
SHIP5659 | |||||
 | |||||
SHIP2535 | |||||
SHIP9101 | |||||
SHIP2249 | |||||
SHIP5283 | |||||
SHIP7672 |
* 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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