– Lat/Long: 48.70° N 121.99° W
Twin Sisters Mountain
Weather Forecast, United StatesIssued: 4 am Thu 30 Jul Local TimeUpdates in: hr min sUpdate imminent
Issued: 4 am Thu 30 Jul Local Time
Updates in:
Update imminent hr min s
Issued: 4 am Thu 30 Jul Local Time
Updates in:
Update imminent hr min s
3 Twin Sisters Mountain Elevations: 3 Forecast Elevations: Days 1–3 Weather SummaryModerate rain (total 10mm), heaviest on Sat afternoon. Very mild (max 17°C on Fri afternoon, min 5°C on Sat night). Winds increasing (calm on Fri morning, fresh winds from the S by Sat afternoon). | Days 4–6 Weather SummarySome drizzle, heaviest during Sun morning. Very mild (max 18°C on Tue afternoon, min 4°C on Sun morning). Wind will be generally light. | |||||||||||||||||
Thursday 30 | Friday 31 | Saturday 1 | Sunday 2 | Monday 3 | Tuesday 4 | |||||||||||||
AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 | |  | | | |  |  |  | | | | | | | | | | |
clear | clear | clear | clear | clear | clear | rain shwrs | mod. rain | rain shwrs | rain shwrs | rain shwrs | rain shwrs | clear | clear | clear | clear | clear | clear | |
Cloud base (m) | 8850 | 2150 | 600 | 1900 | 900 | 1950 | 2800 | 9350 | ||||||||||
km/h | ||||||||||||||||||
 |  |  |  |  |  | |||||||||||||
 cm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
mm | — | — | — | — | — | — | 0.4 | 10 | 0.1 | 0.7 | 0.3 | 0.1 | — | — | — | — | — | — |
max °C | 9 | 13 | 13 | 13 | 17 | 17 | 10 | 9 | 6 | 5 | 7 | 7 | 10 | 15 | 15 | 16 | 18 | 18 |
min °C | 9 | 12 | 12 | 12 | 16 | 13 | 9 | 6 | 5 | 4 | 7 | 7 | 8 | 13 | 15 | 15 | 18 | 17 |
chill °C | 9 | 11 | 12 | 12 | 16 | 12 | 6 | 2 | 2 | 2 | 6 | 6 | 7 | 13 | 15 | 15 | 18 | 17 |
Freezing level m | 3800 | 3800 | 4050 | 4250 | 4350 | 4200 | 3250 | 2600 | 2450 | 2450 | 2650 | 2750 | 3200 | 3500 | 3700 | 3900 | 4200 | 4200 |
 | 5:37 | — | — | 5:39 | — | — | 5:41 | — | — | 5:41 | — | — | 5:43 | — | — | 5:45 | — | — |
 | — | — | 8:49 | — | — | 8:46 | — | — | 8:45 | — | — | 8:44 | — | — | 8:43 | — | — | 8:40 |
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Twin Sisters Mountain Weather (Days 0-3):
The weather forecast for Twin Sisters Mountain is: Moderate rain (total 10mm), heaviest on Sat afternoon. Very mild (max 17°C on Fri afternoon, min 5°C on Sat night). Winds increasing (calm on Fri morning, fresh winds from the S by Sat afternoon).
Twin Sisters Mountain Weather (Days 3-6):
Some drizzle, heaviest during Sun morning. Very mild (max 18°C on Tue afternoon, min 4°C on Sun morning). Wind will be generally light.
This table gives the weather forecast for Twin Sisters Mountain at the specific elevation of 1500 m. Our advanced weather models allow us to provide distinct weather forecasts for several elevations of Twin Sisters Mountain. 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 |
|---|---|---|---|---|---|
SHIP8698 | |||||
 | |||||
SHIP8528 | |||||
SHIP1653 | |||||
SHIP2558 | |||||
SHIP2834 | |||||
* 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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