– Lat/Long: 50.83° N 115.24° W
The Fortress
Weather Forecast, CanadaIssued: 11 pm Sat 22 Aug Local TimeUpdates in: hr min sUpdate imminent
Issued: 11 pm Sat 22 Aug Local Time
Updates in:
Update imminent hr min s
Issued: 11 pm Sat 22 Aug Local Time
Updates in:
Update imminent hr min s
2 The Fortress Elevations: 2 Forecast Elevations: Days 1–4 Weather SummaryMostly dry. Very mild (max 11°C on Sat night, min 2°C on Sun night). Winds decreasing (strong winds from the W on Sun afternoon, calm by Mon morning). | Days 5–7 Weather SummaryMostly dry. Very mild (max 13°C on Wed afternoon, min 4°C on Fri morning). Winds increasing (light winds from the SW on Tue night, near gales from the SW by Thu night). | |||||||||||||||
Sunday 23 | Monday 24 | Tuesday 25 | Wednesday 26 | Thursday 27 | ||||||||||||
night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  |  |  |  |  | |  | | | | |  | | | | |
clear | risk tstorm | some clouds | cloudy | rain shwrs | light rain | clear | clear | clear | clear | some clouds | clear | some clouds | clear | some clouds | clear | |
Cloud base (m) | 9400 | 3800 | 3250 | 2600 | 3450 | 4050 | 4050 | 4800 | 5900 | |||||||
km/h | ||||||||||||||||
 |  |  |  |  |  | |||||||||||
 cm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
mm | — | 0.3 | — | — | 0.1 | 0.1 | — | — | — | — | — | — | — | — | — | — |
max °C | 11 | 6 | 7 | 4 | 4 | 7 | 7 | 7 | 10 | 10 | 11 | 13 | 12 | 10 | 11 | 9 |
min °C | 7 | 6 | 4 | 2 | 3 | 5 | 6 | 6 | 10 | 9 | 10 | 13 | 9 | 9 | 11 | 5 |
chill °C | 3 | 2 | -3 | 0 | 2 | 5 | 5 | 5 | 9 | 8 | 8 | 11 | 5 | 5 | 7 | 2 |
Freezing level m | 4400 | 3900 | 3850 | 3500 | 3450 | 3800 | 3950 | 3900 | 4300 | 4300 | 4350 | 4550 | 4500 | 4250 | 4350 | 4050 |
 | — | 6:39 | — | — | 6:41 | — | — | 6:43 | — | — | 6:43 | — | — | 6:46 | — | — |
 | — | — | 8:45 | — | — | 8:43 | — | — | 8:40 | — | — | 8:38 | — | — | 8:37 | — |
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The Fortress Weather (Days 0-3):
The weather forecast for The Fortress is: Mostly dry. Very mild (max 11°C on Sat night, min 2°C on Sun night). Winds decreasing (strong winds from the W on Sun afternoon, calm by Mon morning).
The Fortress Weather (Days 3-6):
Mostly dry. Very mild (max 13°C on Wed afternoon, min 4°C on Fri morning). Winds increasing (light winds from the SW on Tue night, near gales from the SW by Thu night).
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 | |||||
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* 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.