Temperatures are expected to remain in the low 70s throughout St. Lawrence County today, dipping slightly lower into the high 60s in the mountainous regions, according to the National Weather Service. 

Winds are predicted to come from the southwest, getting as high as 22 m.p.h. in Potsdam and Canton.

Temperatures tonight are expected to dip into the low to mid-40s countywide, according to the NWS.

Sunday is forecast to be sunny and warm, with temperatures possibly getting to the 60s, a high of 69 degrees in Massena.

Canton and Gouverneur have a 30-percent chance of seeing rain Monday morning, with temperatures getting into the low-70s, the NWS says.

Potsdam, Ogdensburg and Massena may not see rain during the day, but have a 40 percent chance of precipitation at night. 

Countywide on Monday, temperatures are predicted in the high-60s or low-70s, dipping into the low-50s at night.

For current forescasts for your community, visit the NorthCountryNow.com Weather Page.

Detailed forecast for Potsdam:

This afternoon - Partly sunny, with a high near 72. Breezy, with a southwest wind around 22 mph.

Tonight - Mostly clear, with a low around 44. Southwest wind 8 to 14 mph.

Sunday - Sunny, with a high near 68. Southwest wind 10 to 16 mph.

Sunday night - Mostly clear, with a low around 48. Southwest wind 6 to 11 mph.

Monday - Increasing clouds, with a high near 71. Light southwest wind.

Monday night - A 40 percent chance of showers. Mostly cloudy, with a low around 52. Light and variable wind. New precipitation amounts between a tenth and quarter of an inch possible.

Tuesday - A 30 percent chance of showers. Mostly cloudy, with a high near 71. East wind around 6 mph.

Tuesday night - A 40 percent chance of showers. Mostly cloudy, with a low around 55. Southeast wind around 6 mph.

Wednesday - A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 71. South wind around 8 mph.

Wednesday night - A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 55. South wind around 8 mph.

Thursday - A 50 percent chance of showers and thunderstorms. Cloudy, with a high near 66. Southwest wind around 7 mph.

Thursday night - A chance of showers. Mostly cloudy, with a low around 49. Southwest wind around 5 mph becoming calm in the evening. Chance of precipitation is 50%.

Friday - A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 64. Light southwest wind.