JACKSONVILLE, Fla -- Clear skies, light winds and dry air will lead to a chilly night tonight with lows in the 30s inland to the 40s at the beaches. Some light frost will occur from near Highway 301 to I-75 (mainly west of Jacksonville). Wednesday will be gorgeous under sunny skies, light winds and afternoon temperatures from 70-75, slightly cooler at the beaches with onshore east winds. The next storm system will quickly approach Thursday causing an increase in clouds as temperatures jump to near 80 degrees on breezy soutwest winds. Showers and storms will spread west to east across Jacksonville, Northeast Florida and Southeast Georgia late in the day into Thursday night.