– Lat/Long: 50.83° N 115.24° W
The Fortress
Weather Forecast, CanadaIssued: 11 am Fri 31 Jul Local TimeUpdates in: hr min sUpdate imminent
Issued: 11 am Fri 31 Jul Local Time
Updates in:
Update imminent hr min s
Issued: 11 am Fri 31 Jul Local Time
Updates in:
Update imminent hr min s
2 The Fortress Elevations: 2 Forecast Elevations: Days 1–3 Weather SummaryMostly dry. Freeze-thaw conditions (max 13°C on Fri afternoon, min -4°C on Sun night). Winds decreasing (severe gales from the SW on Sat night, calm by Sun night). | Days 4–6 Weather SummaryMostly dry. Freeze-thaw conditions (max 9°C on Wed afternoon, min -4°C on Mon morning). Wind will be generally light. | |||||||||||||||||
Friday 31 | Saturday 1 | Sunday 2 | Monday 3 | Tuesday 4 | Wednesday 5 | |||||||||||||
AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  |  | | | | | |  |  | | | | | | | |  | |
clear | some clouds | clear | clear | clear | clear | clear | some clouds | some clouds | cloudy | cloudy | clear | clear | clear | clear | clear | clear | rain shwrs | |
Cloud base (m) | 6800 | 9350 | 3400 | 2450 | 2200 | 2900 | 3100 | 3900 | 4250 | 4100 | ||||||||
km/h | ||||||||||||||||||
 |  |  |  |  |  | |||||||||||||
 cm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 0.1 |
max °C | 10 | 13 | 12 | 12 | 13 | 8 | 0 | 2 | 1 | -3 | 1 | 1 | 3 | 7 | 6 | 5 | 9 | 9 |
min °C | 9 | 12 | 11 | 11 | 11 | -1 | -1 | 2 | -4 | -4 | -1 | 0 | 1 | 6 | 4 | 4 | 8 | 5 |
chill °C | 7 | 10 | 7 | 7 | 6 | -9 | -8 | -4 | -10 | -8 | -4 | -2 | 0 | 4 | 3 | 4 | 5 | 3 |
Freezing level m | 4300 | 4650 | 4700 | 4700 | 4800 | 3750 | 2900 | 3300 | 2900 | 2450 | 2900 | 3000 | 3150 | 3750 | 3800 | 3550 | 4050 | 4050 |
 | 6:05 | — | — | 6:05 | — | — | 6:07 | — | — | 6:09 | — | — | 6:11 | — | — | 6:11 | — | — |
 | — | — | 9:28 | — | — | 9:25 | — | — | 9:24 | — | — | 9:22 | — | — | 9:21 | — | — | 9:20 |
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The Fortress Weather (Days 0-3):
The weather forecast for The Fortress is: Mostly dry. Freeze-thaw conditions (max 13°C on Fri afternoon, min -4°C on Sun night). Winds decreasing (severe gales from the SW on Sat night, calm by Sun night).
The Fortress Weather (Days 3-6):
Mostly dry. Freeze-thaw conditions (max 9°C on Wed afternoon, min -4°C on Mon morning). Wind will be generally light.
This table gives the weather forecast for The Fortress at the specific elevation of 3000 m. Our advanced weather models allow us to provide distinct weather forecasts for several elevations of The Fortress. 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 Alberta.
| Weather Station | Temp. | Weather | Wind | Gusts | Cloud / Visibility |
|---|---|---|---|---|---|
Nakiska Ridgetop- Alta | |||||
 | |||||
Bow Valley- Alta | |||||
Banff Airport | | ||||
Banff Cs- Alta | |||||
| |||||
Swansea Mtn | |||||
| |||||
Cop Upper- Alta | |||||
Calgary Int l A- Alta |
* 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.