A cooler morning with temperatures in the mid-60s will quickly warm in St. Lawrence County today as highs in the mid-80s are expected, according to the National Weather Service (NWS).

Forecasters predict a high today around 86 with an overnight low around 59. Skies will be sunny with west winds of 5 to 9 miles per hour.

Thursday will be a repeat of today, wit sunny skies and a high around 85, NWS says. The overnight low will be around 59.

The weekend will be a little cooler, with highs in the low 80s and no real chance of rain until Sunday evening, the service says.

The forecast through Tuesday is as follows:

Thursday

Sunny, with a high near 85. Light and variable wind becoming north around 6 mph in the afternoon.

Thursday Night

Mostly clear, with a low around 59. Northeast wind 3 to 5 mph.

Friday

Sunny, with a high near 82. Northeast wind 6 to 10 mph.

Friday Night

Mostly clear, with a low around 58. East wind 3 to 7 mph.

Saturday

Mostly sunny, with a high near 83. East wind around 6 mph.

Saturday Night

Mostly cloudy, with a low around 61. Southeast wind around 6 mph.

Sunday

Partly sunny, with a high near 83. South wind 5 to 7 mph.

Sunday Night

A 30 percent chance of showers after 2am. Mostly cloudy, with a low around 63. Southeast wind around 7 mph.

Monday

A 50 percent chance of showers. Mostly cloudy, with a high near 78. South wind around 7 mph.

Monday Night

A 30 percent chance of showers. Mostly cloudy, with a low around 61. Light and variable wind.

Tuesday

Partly sunny, with a high near 76. Northwest wind 5 to 9 mph.