Unseasonably cold weather today with overnight lows approaching freezing in some parts St. Lawrence County
Sunday, September 8, 2019 - 10:05 am

High pressure will build into the St. Lawrence Valley today, starting a period of drier and seasonably cool weather that will last through Tuesday afternoon, according to the National Weather Service (NWS).

Expect a high today of 62 with partly sunny skies, the service says.

Overnights will be chilly, with temperatures approaching freezing Sunday night and Monday night in typical colder areas of the northern Adirondacks, forecasters say.

Temperatures will warm and rain chances return for midweek, NWS says.

The forecast through next Saturday is as follows:

Monday

Sunny, with a high near 66. Light northeast wind.

Monday Night

Mostly clear, with a low around 43. Light and variable wind.

Tuesday

A 30 percent chance of showers after 2pm. Increasing clouds, with a high near 69. Calm wind becoming south around 5 mph in the afternoon. New precipitation amounts of less than a tenth of an inch possible.

Tuesday Night

Showers, mainly after 8pm. Low around 59. Southeast wind 5 to 7 mph becoming south after midnight. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.

Wednesday

Showers, mainly before 9am. High near 75. Southwest wind 6 to 9 mph. Chance of precipitation is 80%.

Wednesday Night

A 50 percent chance of showers. Mostly cloudy, with a low around 55. West wind 5 to 7 mph.

Thursday

A 30 percent chance of showers before 9am. Partly sunny, with a high near 68. North wind 5 to 7 mph.

Thursday Night

Partly cloudy, with a low around 48. Northeast wind 3 to 5 mph.

Friday

Partly sunny, with a high near 71. East wind around 6 mph.

Friday Night

A 40 percent chance of showers. Mostly cloudy, with a low around 58. South wind 9 to 11 mph, with gusts as high as 22 mph.

Saturday

A 40 percent chance of showers. Mostly cloudy, with a high near 74. Southwest wind around 14 mph, with gusts as high as 28 mph.