The National Weather Service says St. Lawrence County is in for a hot, sunny streak through Monday night.

Meteorologists say Friday through Monday in the county will be partly or mostly sunny, with temperatures each day in the low 80s.

Nighttime temperatures are predicted in the low to mid-60s with partly cloudy skies.

The NWS says there is a 40 percent chance of Monday night rain.

The detailed forecast for the county:

Thursday night - Clear, with a low around 57. Calm wind becoming south around 6 mph after midnight.

Friday - Mostly sunny, with a high near 81. South wind 3 to 7 mph.

Friday night - Partly cloudy, with a low around 62. Calm wind becoming south around 5 mph after midnight.

Saturday - Partly sunny, with a high near 81. South wind around 5 mph becoming west in the afternoon.

Saturday night - Partly cloudy, with a low around 65. Calm wind.

Sunday - Mostly sunny, with a high near 83. Light and variable wind.

Sunday night - Partly cloudy, with a low around 63. Calm wind becoming south around 6 mph after midnight.

Monday - Mostly sunny, with a high near 80. Southwest wind around 7 mph.

Monday night - A 40 percent chance of showers. Mostly cloudy, with a low around 63. South wind around 7 mph.

Tuesday - A 50 percent chance of showers. Partly sunny, with a high near 76. West wind around 6 mph.

Tuesday night - A 40 percent chance of showers. Mostly cloudy, with a low around 55. West wind around 5 mph.

Wednesday - Partly sunny, with a high near 69. Northwest wind 5 to 8 mph.

Wednesday night - Partly cloudy, with a low around 47. North wind around 6 mph.

Thursday - Mostly sunny, with a high near 67. North wind 5 to 7 mph becoming west in the afternoon.