– Lat/Long: 48.16° N 120.93° W
Fortress Mountain
Weather Forecast, United StatesIssued: 10 am Fri 21 Aug Local TimeUpdates in: hr min sUpdate imminent
Issued: 10 am Fri 21 Aug Local Time
Updates in:
Update imminent hr min s
Issued: 10 am Fri 21 Aug Local Time
Updates in:
Update imminent hr min s
3 Fortress Mountain Elevations: 3 Forecast Elevations: Days 1–3 Weather SummaryLight rain (total 4mm), mostly falling on Sat afternoon. Very mild (max 16°C on Fri afternoon, min 2°C on Sun morning). Winds decreasing (fresh winds from the WNW on Sun morning, light winds from the W by Sun night). | Days 4–6 Weather SummaryLight rain (total 3mm) at first, then becoming colder with a dusting of snow on Wed night. Freeze-thaw conditions (max 13°C on Tue afternoon, min 0°C on Wed night). Winds increasing (calm on Mon afternoon, fresh winds from the WNW by Wed night). | |||||||||||||||||
Friday 21 | Saturday 22 | Sunday 23 | Monday 24 | Tuesday 25 | Wednesday 26 | |||||||||||||
AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  |  |  |  |  | |  |  |  | | | | |  | | |  | |
some clouds | cloudy | light rain | rain shwrs | risk tstorm | risk tstorm | rain shwrs | light rain | clear | clear | clear | clear | clear | clear | some clouds | clear | rain shwrs | snow shwrs | |
Cloud base (m) | 5750 | 6050 | 4650 | 2100 | 1600 | 1750 | 1750 | 9500 | 4250 | 5800 | 4750 | 2600 | 1650 | |||||
km/h | ||||||||||||||||||
 |  |  |  |  |  | |||||||||||||
 cm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 1 |
mm | — | — | 0.1 | 0.2 | 1.3 | 1.4 | 0.2 | 0.3 | — | — | — | — | — | — | — | — | 0.8 | 2 |
max °C | 15 | 16 | 14 | 11 | 12 | 8 | 3 | 5 | 6 | 9 | 11 | 10 | 11 | 13 | 12 | 10 | 9 | 3 |
min °C | 13 | 15 | 11 | 11 | 10 | 3 | 2 | 3 | 5 | 7 | 10 | 9 | 9 | 12 | 10 | 10 | 6 | 0 |
chill °C | 12 | 14 | 9 | 8 | 8 | -2 | -4 | -2 | 0 | 6 | 10 | 8 | 8 | 12 | 8 | 8 | 2 | -7 |
Freezing level m | 4600 | 4650 | 4400 | 4200 | 4150 | 3450 | 3100 | 3550 | 4000 | 3950 | 4050 | 4050 | 4050 | 4350 | 4200 | 4050 | 3550 | 2750 |
 | 6:05 | — | — | 6:07 | — | — | 6:07 | — | — | 6:09 | — | — | 6:11 | — | — | 6:11 | — | — |
 | — | — | 8:06 | — | — | 8:05 | — | — | 8:02 | — | — | 8:00 | — | 7:59 | — | — | 7:57 | — |
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Fortress Mountain Weather (Days 0-3):
The weather forecast for Fortress Mountain is: Light rain (total 4mm), mostly falling on Sat afternoon. Very mild (max 16°C on Fri afternoon, min 2°C on Sun morning). Winds decreasing (fresh winds from the WNW on Sun morning, light winds from the W by Sun night).
Fortress Mountain Weather (Days 3-6):
Light rain (total 3mm) at first, then becoming colder with a dusting of snow on Wed night. Freeze-thaw conditions (max 13°C on Tue afternoon, min 0°C on Wed night). Winds increasing (calm on Mon afternoon, fresh winds from the WNW by Wed night).
This table gives the weather forecast for Fortress Mountain at the specific elevation of 2670 m. Our advanced weather models allow us to provide distinct weather forecasts for several elevations of Fortress 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 |
|---|---|---|---|---|---|
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SHIP7397 | |||||
SHIP5742 | |||||
SHIP5014 | |||||
SHIP4167 |
* 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.