a Nor'easter (strong storm in the north eastern part of the US) nippy nice (I know it's an overused word, but often weather forecasters say "It's going to be a very nice day.)
a word that starts with k and ends in n is known
Nefertiti is an Egyptian god that starts with n.
Forcast
Hail, hurricane
November
a word that starts with k and ends in n is known
Nice Weather
Another word for addition which starts with the letter N is New.
Nefertiti is an Egyptian god that starts with n.
One weather word that starts with an O is "overcast," which describes a sky that is completely covered by clouds.
umbrella
Forcast
Jacket is a weather-related word that starts with "j." It is an outer garment worn to protect against cold or wet weather.
Sandman (starts with S ends with N - 7 letter word)
nonintervention
Meteorologist! :)
xpholite and xlas