Clear and sunny skies today in St. Lawrence County, thunderstorms possible tomorrow
Monday, August 4, 2014 - 2:36 pm

Clear, sunny and warm weather today could give way to thunderstorms on Tuesday, the National Weather Service says.

Forecasters are calling clear skies with highs around 80 and a few degrees cooler in the Star Lake area. That region is also looking at a 20 percent chance on thunderstorms, mainly before 3 p.m., the National Weather Service says.

Tonight should be partly cloudy with temperatures in the low 60s and a light south wind, meteorologists say.

Tuesday has a 40 percent chance of showers and thunderstorms throughout the county in the late morning or early afternoon, with slightly greater odds in Potsdam, forecasters say.

The detailed forecast for Ogdensburg:

This afternoon - Mostly sunny, with a high near 80. Southwest wind around 10 mph.

Tonight - Partly cloudy, with a low around 62. Southwest wind 3 to 5 mph.

Tuesday - A 40 percent chance of showers and thunderstorms, mainly after 1pm. Mostly cloudy, with a high near 78. Southwest wind 3 to 7 mph. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

Tuesday night - A chance of showers and thunderstorms before midnight, then a chance of showers between midnight and 2am. Mostly cloudy, with a low around 58. Light west wind. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

Wednesday - Mostly sunny, with a high near 76. Calm wind becoming northwest around 6 mph in the afternoon.

Wednesday night - Partly cloudy, with a low around 58. Light west wind.

Thursday - A 30 percent chance of showers. Mostly sunny, with a high near 76. North wind 5 to 7 mph.

Thursday night - Partly cloudy, with a low around 57. Northwest wind around 5 mph.

Friday - Mostly sunny, with a high near 78. Northwest wind 5 to 7 mph.

Friday night - Partly cloudy, with a low around 57. West wind 3 to 5 mph.

Saturday - Sunny, with a high near 79. Light northwest wind.

Saturday night - Mostly clear, with a low around 59. Calm wind.

Sunday - Sunny, with a high near 81. Light southwest wind.