Tropical Storm #Karen is raking Puerto Rico with rain bands as the center approaches the island. The heaviest rainfall has yet to arrive. Flash flooding is the primary concern as the storm moves through the area tonight.

Loop from https://t.co/2MM1fUMgVl pic.twitter.com/0zhDjcm4dL

— Dr. Levi Cowan (@TropicalTidbits) September 24, 2019