Just when you thought it was OK to break out the bikini, Old Man Winter is up to his ol’ tricks again.

According to meteorologist Brian LaMarre of the National Weather Service’s Tampa Bay office, temperatures across Southwest Florida, which have recently hovered in the 80s, will drop to highs in the upper 70s and lows in the upper 40s to low 50s, thanks to a cold front expected to sweep in from the Gulf of Mexico tonight into Friday morning.