NEW: Rain chances remain slim-to-none through Tuesday, and even on Tuesday not expecting much more than a shower or two.

NEW (TROPICS): Tropical Storm Fiona has formed in the Atlantic and is forecast to directly impact the Northern Leeward Islands and Puerto Rico with flooding and 40+ mph gusts likely.

NOW: Dry and sunny start Thursday, temps in the 60s.

NEXT: Fall feel in full force tonight, lows in the upper 40s and lower 50s.

Storm Watch Team Meteorologist Craig Allen says Friday will get off to a cool start before warming up ahead of the weekend.

TONIGHT: Mainly clear, crisp and cool. Lows in the upper 40s near Riverhead.

FRIDAY: A fantastic finish! Sunny and bone dry. True fall feel. Highs in the low-to-mid 70s. Lows back down in the 50s.

WEEKEND: Perfection! Plenty of sun Saturday. A few clouds and a bit more humid Sunday. Highs in the low 80s. Lows in the mid-60s.

NEXT WEEK: Partly cloudy, warm and humid. A slight rain chance Tuesday, as of now not much more than a shower or two.