Rain and possibly a thunderstorm are predicted for the North Country today as first a warm front and then a cold front pass through the region dropping temperatures into the 40s by SUnday night.

Scattered showers and maybe a few isolated thunderstorms this afternoon are expected along a warm front approaching St. Lawrence County this morning, according to the National Weather Service.

The forecast calls for high temperatures to reach around 75 degrees with light southerly winds today.

A strong cold front will sweep across the North Country tonight with additional showers possible along with gusty winds, reaching nearly 30 mph Sunday. It will be much cooler and the clouds and chance of showers are expected to continue Sunday. Lows tonight will be in the lower 50s, with highs Sunday only expected to be in the upper 50s.

The weather service says clouds will dissipate Sunday night, lows will be in the 40s, and winds will remain gusty.

The NWS forecast for the St. Lawrence Valley and northwestern Adirondacks:

Today: Showers likely, with thunderstorms also possible after 4pm. Cloudy, with a high near 76. South wind 6 to 8 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

• Tonight: A slight chance of showers and thunderstorms, then a chance of showers after 1am. Mostly cloudy, with a low around 52. Southwest wind 6 to 13 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

• Sunday: A 50 percent chance of showers. Cloudy, with a high near 56. West wind around 15 mph, with gusts as high as 29 mph. New precipitation amounts of less than a tenth of an inch possible.

• Sunday Night: A 30 percent chance of showers before 9pm. Mostly cloudy, with a low around 45. Northwest wind 10 to 13 mph, with gusts as high as 25 mph. New precipitation amounts of less than a tenth of an inch possible.

• Monday: Mostly sunny, with a high near 63. Northwest wind 9 to 14 mph.

• Monday Night: Partly cloudy, with a low around 49. Northwest wind 5 to 10 mph.

• Tuesday: Mostly sunny, with a high near 74. Northwest wind 5 to 8 mph.

• Tuesday Night: Partly cloudy, with a low around 54. Northwest wind around 6 mph becoming calm in the evening.

• Wednesday: Sunny, with a high near 78. Calm wind becoming northwest 5 to 7 mph in the afternoon.

• Wednesday Night: Mostly clear, with a low around 55. North wind around 5 mph becoming calm in the evening.

• Thursday: Sunny, with a high near 79. North wind 3 to 7 mph.

• Thursday Night: Mostly clear, with a low around 56. North wind around 5 mph becoming calm in the evening.

• Friday: Sunny, with a high near 81. Calm wind becoming north around 6 mph in the afternoon.