WWV
You can get updates on solar weather at 18 minutes past each hour by
listening to WWV on 2.5 MHz, 5.0 MHz, 10.0 MHz, 15 MHz, and 20 MHz.
Or, you can call WWV at 303-499-7111 (U.S. number) at 18 minutes past
each hour. (Call on the 17th minute, so you don't miss the beginning of the message on the 18th minute.)
Fly safe,
PantLoad