Frost Advisory Issued For Suffolk County

The first frost advisory of the season has been issued for Suffolk County. It's in effect from midnight until 9 a.m. Tuesday, according to the National Weather Service.

Temperatures will be in the mid-30s overnight across most of the county but may fall into the mid-20s in the Pine Barrens region, the NWS says. Sensitive outdoor plants should be protected.

For trick-or-treaters, the rest of Halloween will be sunny, but brisk, with the temperature topping out in the low-50s.

Tuesday morning will be frigid, but the mercury will climb to near 60 in the afternoon. And things will keep on warming up on Wednesday and Thursday.

Here's the full forecast:

Monday Afternoon: Sunny, with a high near 53. North wind around 11 mph.

Monday Night: Areas of frost after 5am. Otherwise, clear, with a low around 38. Northeast wind 3 to 7 mph.

Tuesday: Areas of frost before 8am. Otherwise, sunny, with a high near 58. Calm wind becoming south 5 to 7 mph in the afternoon.

Tuesday Night: Mostly cloudy, with a low around 48. Southwest wind 3 to 7 mph.

Wednesday: Mostly sunny, with a high near 64. Southwest wind 5 to 9 mph.

Wednesday Night: Mostly cloudy, with a low around 54.

Thursday: A 40 percent chance of showers after 2pm. Mostly cloudy, with a high near 68.

Thursday Night: A 30 percent chance of showers before midnight. Mostly cloudy, with a low around 46.

Friday: Mostly sunny, with a high near 55.