Forecast: St. Lawrence County to see 1-3 inches of snow today with brief warmup Tuesday before cold temps return
Monday, December 18, 2017 - 5:53 am

A warm front approaching from southwestern New York will bring increasing cloudiness and widespread light snow this morning into the afternoon with snow accumulations between 1 and 3 inches expected, according to the National Weather Service (NWS).

Today’s high will be around 25 with light winds an an 80 percent chance of snow, forecasters say.

Temps will rise overnight to around 33 by 5 a.m. with snow showers and freezing drizzle possible, NWS says. Little to no snow or ice accumulation is expected overnight.

A brief warm up is expected on Tuesday, with gusty south to southwest winds, the service says. A frontal passage Tuesday evening will likely bring a few rain or snow showers and a return to colder temperatures.

The next chance for significant precipitation will arrive Friday night into Saturday, NWS says. A low pressure system passing to the west of the region is expected to bring mixed wintry precipitation, transitioning to plain rain as warmer air moves in on south winds.

The forecast through Christmas Eve is as follows:

uesday

Patchy rain and snow showers before 10am, then rain showers likely. Cloudy, with a high near 38. Southwest wind 11 to 18 mph, with gusts as high as 29 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

Tuesday Night

A chance of rain and snow showers before 9pm, then a chance of snow showers. Mostly cloudy, with a low around 26. West wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 40%. Little or no snow accumulation expected.

Wednesday

Partly sunny, with a high near 26. West wind 9 to 13 mph.

Wednesday Night

Partly cloudy, with a low around 3. Northwest wind 5 to 7 mph.

Thursday

Mostly sunny, with a high near 16. Calm wind.

Thursday Night

Mostly cloudy, with a low around 2. Calm wind.

Friday

A 50 percent chance of snow showers. Cloudy, with a high near 33. East wind 5 to 7 mph.

Friday Night

Rain and snow showers likely. Cloudy, with a low around 28. South wind 7 to 10 mph. Chance of precipitation is 70%.

Saturday

Showers. High near 46. Southwest wind 11 to 13 mph. Chance of precipitation is 80%.

Saturday Night

A chance of rain and snow showers. Mostly cloudy, with a low around 26. West wind 7 to 13 mph. Chance of precipitation is 30%.

Sunday

A 30 percent chance of snow showers. Mostly cloudy, with a high near 33. West wind around 6 mph becoming light and variable in the afternoon.