– Lat/Long: 48.16° N 120.93° W
Fortress Mountain Weather Forecast
Cascade Range · United StatesIssued: 10 pm Fri 09 Oct Local Time
Updates in:
Update imminent hr min s
Issued: 10 pm Fri 09 Oct Local Time
Updates in:
Update imminent hr min s
3 Fortress Mountain Elevations: 3 Forecast Elevations: Days 1–4 Weather SummaryA dusting of new snow. Freeze-thaw conditions (max 4°C on Mon afternoon, min -8°C on Sat morning). Wind will be generally light. | Days 5–7 Weather SummaryA dusting of new snow. Freeze-thaw conditions (max 5°C on Thu afternoon, min -2°C on Wed afternoon). Winds increasing (light winds from the W on Mon night, near gales from the W by Wed morning). | |||||||||||||||
Saturday 10 | Sunday 11 | Monday 12 | Tuesday 13 | Wednesday 14 | ||||||||||||
night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  |  |  |  | | | | |  | | | | | | | |
snow shwrs | some clouds | light snow | clear | clear | clear | clear | clear | clear | some clouds | some clouds | some clouds | some clouds | light snow | some clouds | clear | |
Cloud base (m) | 1600 | 1600 | 2250 | 2150 | 2900 | 9200 | 2850 | 2500 | 2000 | 1700 | 1650 | 9450 | ||||
km/h | ||||||||||||||||
 |  |  |  |  |  | |||||||||||
 cm | 1 | — | 2 | — | — | — | — | — | — | — | — | — | — | 1 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
max °C | -6 | -8 | -6 | -7 | -4 | -4 | -1 | 2 | 4 | 2 | 1 | 1 | 1 | 0 | -2 | 1 |
min °C | -7 | -8 | -7 | -7 | -6 | -4 | -4 | 0 | 3 | 1 | 1 | 1 | 0 | -1 | -2 | -1 |
chill °C | -13 | -12 | -11 | -13 | -11 | -7 | -8 | -4 | 2 | -4 | -4 | -4 | -6 | -10 | -11 | -9 |
Freezing level m | 1150 | 1800 | 1900 | 1250 | 2100 | 2300 | 2000 | 3150 | 3350 | 3250 | 2900 | 2750 | 2800 | 2450 | 2400 | 2900 |
 | — | 7:15 | — | — | 7:16 | — | — | 7:18 | — | — | 7:18 | — | — | 7:20 | — | — |
 | — | — | 6:24 | — | — | 6:22 | — | — | 6:21 | — | — | 6:19 | — | — | 6:16 | — |
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Fortress Mountain Weather (Days 0-3):
The weather forecast for Fortress Mountain is: A dusting of new snow. Freeze-thaw conditions (max 4°C on Mon afternoon, min -8°C on Sat morning). Wind will be generally light.
Fortress Mountain Weather (Days 3-6):
A dusting of new snow. Freeze-thaw conditions (max 5°C on Thu afternoon, min -2°C on Wed afternoon). Winds increasing (light winds from the W on Mon night, near gales from the W by Wed morning).
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 |
|---|---|---|---|---|---|
Winthrop Airport (Washington) |  | ||||
Arlington Municipal Airport |  | ||||
Wenatchee Airport | | ||||
Stampede Pass Airport |  | ||||
Everett Airport | | ||||
Omak Airport | | ||||
Skagit Burlingto / t Vernon Airport | | ||||
SHIP9439 | |||||
SHIP5196 |
* 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.