– Lat/Long: 50.83° N 115.24° W
The Fortress
Weather Forecast, CanadaIssued: 5 am Thu 20 Aug Local TimeUpdates in: hr min sUpdate imminent
Issued: 5 am Thu 20 Aug Local Time
Updates in:
Update imminent hr min s
Issued: 5 am Thu 20 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 Thu night. Very mild (max 12°C on Fri afternoon, min 7°C on Sat night). Winds increasing (light winds from the WSW on Thu night, strong winds from the SW by Sat night). | Days 4–6 Weather SummaryMostly dry. Very mild (max 11°C on Tue afternoon, min 3°C on Sun night). Winds decreasing (near gales from the SW on Sun morning, calm by Mon morning). | |||||||||||||||||
Thursday 20 | Friday 21 | Saturday 22 | Sunday 23 | Monday 24 | Tuesday 25 | |||||||||||||
AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  |  |  | |  | | | | | |  | | | | | | | |
some clouds | rain shwrs | risk tstorm | clear | clear | some clouds | some clouds | some clouds | some clouds | clear | some clouds | clear | clear | clear | clear | clear | clear | clear | |
Cloud base (m) | 5650 | 4850 | 9300 | 6900 | 8300 | 4300 | 4100 | 3350 | 3500 | 4100 | 9550 | 8700 | ||||||
km/h | ||||||||||||||||||
 |  |  |  |  |  | |||||||||||||
 cm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
mm | — | 0.4 | 2 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
max °C | 9 | 11 | 10 | 9 | 12 | 12 | 10 | 12 | 11 | 6 | 6 | 4 | 4 | 8 | 8 | 8 | 11 | 10 |
min °C | 8 | 10 | 8 | 9 | 12 | 12 | 9 | 11 | 7 | 5 | 5 | 3 | 3 | 7 | 7 | 7 | 10 | 9 |
chill °C | 6 | 7 | 6 | 7 | 10 | 11 | 6 | 8 | 1 | -1 | -1 | 0 | 3 | 6 | 5 | 5 | 8 | 6 |
Freezing level m | 4150 | 4350 | 4350 | 4300 | 4600 | 4750 | 4500 | 4600 | 4550 | 3750 | 3800 | 3550 | 3550 | 4000 | 4050 | 4000 | 4300 | 4300 |
 | 6:35 | — | — | 6:37 | — | — | 6:37 | — | — | 6:39 | — | — | 6:41 | — | — | 6:43 | — | — |
 | — | 8:52 | — | — | 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: Light rain (total 2mm), mostly falling on Thu night. Very mild (max 12°C on Fri afternoon, min 7°C on Sat night). Winds increasing (light winds from the WSW on Thu night, strong winds from the SW by Sat night).
The Fortress Weather (Days 3-6):
Mostly dry. Very mild (max 11°C on Tue afternoon, min 3°C on Sun night). Winds decreasing (near gales from the SW on Sun morning, calm by Mon morning).
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.