– Lat/Long: 50.83° N 115.24° W
The Fortress
Weather Forecast, CanadaIssued: 11 pm Sat 15 Aug Local TimeUpdates in: hr min sUpdate imminent
Issued: 11 pm Sat 15 Aug Local Time
Updates in:
Update imminent hr min s
Issued: 11 pm Sat 15 Aug Local Time
Updates in:
Update imminent hr min s
2 The Fortress Elevations: 2 Forecast Elevations: Days 1–4 Weather SummaryLight rain (total 2mm), mostly falling on Sun night. Very mild (max 18°C on Tue afternoon, min 10°C on Sat night). Wind will be generally light. | Days 5–7 Weather SummarySome drizzle, heaviest during Wed night. Warm (max 22°C on Fri afternoon, min 12°C on Tue night). Wind will be generally light. | |||||||||||||||
Sunday 16 | Monday 17 | Tuesday 18 | Wednesday 19 | Thursday 20 | ||||||||||||
night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  |  |  | | |  | | |  | | | | | | | |
some clouds | clear | rain shwrs | rain shwrs | some clouds | some clouds | cloudy | some clouds | some clouds | risk tstorm | clear | some clouds | rain shwrs | rain shwrs | rain shwrs | rain shwrs | |
Cloud base (m) | 4350 | 4700 | 4150 | 4200 | 6900 | 5550 | 4250 | 5050 | 4200 | 4200 | 4100 | |||||
km/h | ||||||||||||||||
 |  |  |  |  |  | |||||||||||
 cm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
mm | — | — | 0.2 | 1.8 | — | — | — | — | — | 0.3 | — | — | 0.7 | 0.6 | 0.2 | 0.2 |
max °C | 13 | 15 | 17 | 13 | 14 | 17 | 14 | 16 | 18 | 14 | 16 | 18 | 16 | 16 | 19 | 16 |
min °C | 10 | 12 | 16 | 10 | 12 | 17 | 12 | 14 | 18 | 12 | 14 | 18 | 12 | 13 | 19 | 14 |
chill °C | 8 | 12 | 16 | 10 | 12 | 17 | 11 | 13 | 18 | 12 | 14 | 18 | 12 | 13 | 19 | 14 |
Freezing level m | 3750 | 3650 | 4000 | 3800 | 3700 | 4000 | 4050 | 3950 | 4150 | 4150 | 4100 | 4350 | 4250 | 4100 | 4400 | 4500 |
 | — | 6:28 | — | — | 6:30 | — | — | 6:31 | — | — | 6:33 | — | — | 6:35 | — | — |
 | — | — | — | 9:00 | — | 8:58 | — | — | 8:55 | — | — | 8:53 | — | — | 8:52 | — |
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The Fortress Weather (Days 0-3):
The weather forecast for The Fortress is: Light rain (total 2mm), mostly falling on Sun night. Very mild (max 18°C on Tue afternoon, min 10°C on Sat night). Wind will be generally light.
The Fortress Weather (Days 3-6):
Some drizzle, heaviest during Wed night. Warm (max 22°C on Fri afternoon, min 12°C on Tue night). Wind will be generally light.
This table gives the weather forecast for The Fortress at the specific elevation of 2000 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 |
|---|---|---|---|---|---|
NakiskaRidgetop-Alta | |||||
 | |||||
BowValley-Alta | |||||
Banff Airport | | ||||
BanffCs-Alta | |||||
| |||||
Swansea Mtn | |||||
* 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.