– Lat/Long: 50.83° N 115.24° W
The Fortress
Weather Forecast, CanadaIssued: 11 pm Thu 20 Aug Local TimeUpdates in: hr min sUpdate imminent
Issued: 11 pm Thu 20 Aug Local Time
Updates in:
Update imminent hr min s
Issued: 11 pm Thu 20 Aug Local Time
Updates in:
Update imminent hr min s
2 The Fortress Elevations: 2 Forecast Elevations: Days 1–4 Weather SummarySome drizzle, heaviest during Thu night. Warm (max 21°C on Fri afternoon, min 12°C on Thu night). Winds increasing (calm on Thu night, strong winds from the SW by Sun afternoon). | Days 5–7 Weather SummaryMostly dry. Warm (max 21°C on Wed afternoon, min 8°C on Sun night). Wind will be generally light. | |||||||||||||||
Friday 21 | Saturday 22 | Sunday 23 | Monday 24 | Tuesday 25 | ||||||||||||
night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  | |  |  |  | | | | |  | |  | | | | |
rain shwrs | clear | clear | some clouds | light rain | rain shwrs | some clouds | clear | clear | some clouds | some clouds | some clouds | clear | clear | clear | clear | |
Cloud base (m) | 9050 | 5100 | 3900 | 4400 | 6100 | 3250 | 3400 | 8000 | 3900 | |||||||
km/h | ||||||||||||||||
 |  |  |  |  |  | |||||||||||
 cm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
mm | 1.1 | — | — | — | 0.4 | 0.2 | — | — | — | — | — | — | — | — | — | — |
max °C | 14 | 18 | 21 | 18 | 18 | 20 | 17 | 17 | 17 | 10 | 12 | 15 | 13 | 15 | 18 | 15 |
min °C | 12 | 15 | 21 | 16 | 14 | 18 | 13 | 15 | 16 | 8 | 10 | 14 | 9 | 12 | 18 | 12 |
chill °C | 12 | 15 | 21 | 16 | 14 | 18 | 11 | 14 | 14 | 7 | 10 | 14 | 9 | 12 | 18 | 12 |
Freezing level m | 4300 | 4300 | 4550 | 4700 | 4650 | 4400 | 4600 | 4150 | 4000 | 3500 | 3450 | 3750 | 3850 | 3750 | 4200 | 4250 |
 | — | 6:37 | — | — | 6:37 | — | — | 6:39 | — | — | 6:41 | — | — | 6:43 | — | — |
 | — | — | 8:50 | — | — | 8:47 | — | — | 8:45 | — | — | 8:43 | — | — | 8:40 | — |
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The Fortress Weather (Days 0-3):
The weather forecast for The Fortress is: Some drizzle, heaviest during Thu night. Warm (max 21°C on Fri afternoon, min 12°C on Thu night). Winds increasing (calm on Thu night, strong winds from the SW by Sun afternoon).
The Fortress Weather (Days 3-6):
Mostly dry. Warm (max 21°C on Wed afternoon, min 8°C on Sun 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 | |||||
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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.