– Lat/Long: 50.83° N 115.24° W
The Fortress
Weather Forecast, CanadaIssued: 5 pm Tue 18 Aug Local TimeUpdates in: hr min sUpdate imminent
Issued: 5 pm Tue 18 Aug Local Time
Updates in:
Update imminent hr min s
Issued: 5 pm Tue 18 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 Thu night. Very mild (max 12°C on Thu afternoon, min 6°C on Tue night). Wind will be generally light. | Days 5–7 Weather SummaryLight rain (total 3mm), mostly falling on Sat night. Very mild (max 13°C on Fri afternoon, min 2°C on Sat night). Winds decreasing (strong winds from the WSW on Sat night, calm by Sun night). | ||||||||||||||||
Tue 18 | Wednesday 19 | Thursday 20 | Friday 21 | Saturday 22 | Sunday 23 | ||||||||||||
PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  |  | |  | |  |  | |  | | | | | | |  | |
some clouds | some clouds | clear | some clouds | rain shwrs | some clouds | rain shwrs | risk tstorm | clear | cloudy | some clouds | clear | clear | rain shwrs | some clouds | clear | clear | |
Cloud base (m) | 4000 | 4100 | 4350 | 4150 | 4950 | 6450 | 4550 | 4250 | 2550 | 3150 | 3150 | ||||||
km/h | |||||||||||||||||
 |  |  |  |  |  | ||||||||||||
 cm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
mm | — | — | — | — | 0.3 | — | 0.3 | 1.8 | — | — | — | — | — | 3 | — | — | — |
max °C | 9 | 8 | 8 | 10 | 9 | 9 | 12 | 11 | 10 | 13 | 12 | 9 | 11 | 4 | 4 | 7 | 6 |
min °C | 8 | 6 | 7 | 10 | 9 | 9 | 10 | 9 | 9 | 12 | 10 | 9 | 10 | 2 | 3 | 6 | 5 |
chill °C | 5 | 4 | 4 | 7 | 8 | 7 | 8 | 6 | 6 | 10 | 6 | 5 | 6 | -3 | 1 | 4 | 3 |
Freezing level m | 4200 | 4250 | 4150 | 4450 | 4350 | 4250 | 4350 | 4450 | 4450 | 4650 | 4700 | 4300 | 4450 | 3600 | 3500 | 3800 | 3900 |
 | — | — | 6:33 | — | — | 6:35 | — | — | 6:37 | — | — | 6:37 | — | — | 6:39 | — | — |
 | 8:55 | — | — | 8:53 | — | — | 8:52 | — | — | 8:50 | — | — | 8:47 | — | — | 8:45 | — |
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The Fortress Weather (Days 0-3):
The weather forecast for The Fortress is: Light rain (total 2mm), mostly falling on Thu night. Very mild (max 12°C on Thu afternoon, min 6°C on Tue night). Wind will be generally light.
The Fortress Weather (Days 3-6):
Light rain (total 3mm), mostly falling on Sat night. Very mild (max 13°C on Fri afternoon, min 2°C on Sat night). Winds decreasing (strong winds from the WSW on Sat night, calm by Sun 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 |
|---|---|---|---|---|---|
NakiskaRidgetop-Alta | |||||
 | |||||
BowValley-Alta | |||||
Banff Airport | | ||||
Banff Cs- 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.