I have had requests for more information about the Sun.
Here are some of my favorite sites that I peruse on those cloudy days.
If you can think of any others me let me know.
is the most popular, with current images and information, daily sunspot counts and numbering, aurora alerts (and a great Aurora Gallery!)
is one of the sites I visit daily
The Solar Dynamics Observatory
Daily movies of the Sun in all bandwidths and you can create your own as well!
National Oceanic and Atmospheric Administration
Space Weather Prediction Centre
The National Solar Observatory
Everything Solar!
Connected to the NSO above is the
network of live telescopes around the world.
Here you can watch daily movies of the Sun in action. You can choose you date range, download in many different wavelengths, like Hydrogen Alpha, and it's also a great site to get your solar orientation from.
is a website for amateur astronomers and enthusiasts from around the world. Forums galore on many topics.
This is their Solar Observing and Imaging forum:
is another Forum, with a European flavour:
…and for astronomy in general there is of course
The Royal Astronomical Society of Canada (RASC)
and
The Royal Astronomical Society of Canada - Toronto Centre (RASC-TC)