The graph below indicates the probability of an Aurora.
The further the marker extends to the lower right corner
(red area) the higher the likelihood of an upcoming
Aurora.
Magnetometer data from Germany
Here is
a picture of the present Aurora oval.
The picture below shows the present Aurora
probability in Europe.
Below you can find the probability that you
can see an Aurora at my latitude of 48.5 degree North
The German Astrosite astronomie.de
provides a view of the sky which is updated hourly
Schedule of Astronomy related Television transmission
of NASA:
This picture shows you the current
position of the International Space Station ISS
(courtesy of ESA&Heavens-Above)
If you are not sure, what you have just seen then check
whether it might have been an airplane