If a man was in a state of major ritual impurity (janaabah), and began praying having forgotten he was in a state of janaabah, and then remembered whilst he was in prayer, what should he [now] do?
Calling the adhaan whilst in a state of janaabah
If the caller to prayer (mu.adhdhin) is in a state of major ritual impurity (janaabah), is it permissible for him to enter the masjid so he can call the adhaan?
Too cold to take a bath or shower
On this particular day, he awoke just before the fajr prayer and [noticed] he had had a wet dream; and [as] it was a severely cold day, he went off to school for the fajr prayer after having [only] done tayammum.