– Lat/Long: 50.83° N 115.24° W
The Fortress
Weather Forecast, CanadaIssued: 11 am Mon 17 Aug Local TimeUpdates in: hr min sUpdate imminent
Issued: 11 am Mon 17 Aug Local Time
Updates in:
Update imminent hr min s
Issued: 11 am Mon 17 Aug Local Time
Updates in:
Update imminent hr min s
2 The Fortress Elevations: 2 Forecast Elevations: Days 1–3 Weather SummaryLight rain (total 2mm), mostly falling on Wed night. Very mild (max 11°C on Wed afternoon, min 5°C on Mon morning). Winds decreasing (fresh winds from the W on Tue afternoon, calm by Wed night). | Days 4–6 Weather SummaryLight rain (total 7mm), mostly falling on Sat night. Very mild (max 13°C on Fri afternoon, min 3°C on Sat night). Winds increasing (light winds from the SW on Thu morning, gales from the SSW by Sat afternoon). | |||||||||||||||||
Monday 17 | Tuesday 18 | Wednesday 19 | Thursday 20 | Friday 21 | Saturday 22 | |||||||||||||
AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 | |  |  | | | | |  |  | |  | | | | |  | | |
some clouds | some clouds | some clouds | clear | some clouds | some clouds | clear | some clouds | rain shwrs | risk tstorm | some clouds | risk tstorm | clear | clear | some clouds | some clouds | rain shwrs | rain shwrs | |
Cloud base (m) | 4500 | 5300 | 5950 | 4350 | 4300 | 4100 | 4200 | 4650 | 4850 | 9500 | 5000 | 5600 | 2400 | |||||
km/h | ||||||||||||||||||
 |  |  |  |  |  | |||||||||||||
 cm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
mm | — | — | — | — | — | — | — | — | 2 | 0.5 | — | 0.5 | — | — | — | — | 0.3 | 5 |
max °C | 5 | 8 | 8 | 7 | 10 | 9 | 8 | 11 | 10 | 8 | 11 | 10 | 10 | 13 | 12 | 12 | 11 | 6 |
min °C | 5 | 7 | 6 | 7 | 9 | 7 | 7 | 10 | 8 | 8 | 10 | 9 | 9 | 12 | 12 | 12 | 11 | 3 |
chill °C | 2 | 4 | 2 | 4 | 5 | 6 | 5 | 8 | 8 | 7 | 8 | 6 | 7 | 10 | 10 | 9 | 7 | -1 |
Freezing level m | 3650 | 3950 | 4000 | 3950 | 4250 | 4300 | 4200 | 4500 | 4300 | 4200 | 4350 | 4400 | 4400 | 4600 | 4750 | 4700 | 4550 | 3750 |
 | 6:30 | — | — | 6:31 | — | — | 6:33 | — | — | 6:35 | — | — | 6:37 | — | — | 6:37 | — | — |
 | — | 8:58 | — | — | 8:55 | — | — | 8:53 | — | — | 8:52 | — | — | 8:50 | — | — | 8:47 | — |
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The Fortress Weather (Days 0-3):
The weather forecast for The Fortress is: Light rain (total 2mm), mostly falling on Wed night. Very mild (max 11°C on Wed afternoon, min 5°C on Mon morning). Winds decreasing (fresh winds from the W on Tue afternoon, calm by Wed night).
The Fortress Weather (Days 3-6):
Light rain (total 7mm), mostly falling on Sat night. Very mild (max 13°C on Fri afternoon, min 3°C on Sat night). Winds increasing (light winds from the SW on Thu morning, gales from the SSW by Sat afternoon).
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 | | ||||
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.