RAO Current Conditions

Current Conditions

Welcome to the Rothney Astrophysical Observatory (RAO) SkyWatch website. The RAO is an astronomical observatory located near the hamlet of Priddis, Alberta, Canada, about 20 kilometres southwest of Calgary. The observatory is owned and operated by the University of Calgary.

Here you will find all the information you need to plan an observing night at the RAO including webcams showing the current conditions at the RAO, and clear sky charts giving the 3-day astronomical forcast. Below you will find the current weather conditions at the RAO, including relevant information about the moon and sun.

Weather Data

Last Update:

14:17 / 2025.05.09

Temperature:

16.3 ° C

Wind Speed:

5.0 km/h SW

Pressure:

861.7 millibars

Humidity

252.0 %

Sun Data

Rise / Set:

05:54 / 21:11

Civil Rise / Set:

05:15 / 21:51

Nautical Rise / Set:

04:22 / 22:43

Astro Rise / Set:

03:13 / 23:53

Altitude:

55.59°

Azimuth:

198.85°

Distance:

150931286.15 km

Moon Data

Rise / Set:

18:27 / 04:52

Fraction:

00.93

Phase:

WAXING_GIBBOUS (-31.19°)

Size:

00.49°

Altitude:

-35.80°

Azimuth:

54.41°

Distance:

405656.03 km