Mixed precipitation will change to all snow later this morning as colder air works its way into the St. Lawrence Valley, according to the National Weather Service (NWS).

A winter weather advisory is in effect until 1 p.m. in St. Lawrence County.

Snow, sleet and freezing rain are all possible this morning creating hazardous travel conditions for roads across the North Country.

About 1 to 4 inches of snow is expected this morning with ice possible as well and limited visibility, NWS says.

The storm is expected to end this afternoon and with winds increasing as the day goes on, the service says. Winds of 15 to 18 mph and gusts of 31 mph are expected to cause wind chill values near -1.

Tonight will be cold with lows of -1 and winds 8 to 13 mph, the service says.

Seasonal temps are forecasted for most of the week and weekend before temps could rise into the 50s on Tuesday.

The forecast for the rest of the week is as follows:

Thursday

Sunny, with a high near 11. Wind chill values as low as -16. West wind around 6 mph.

Thursday Night

Partly cloudy, with a low around -7. Light east wind.

Friday

Sunny, with a high near 22. Calm wind becoming northeast around 5 mph in the afternoon.

Friday Night

Partly cloudy, with a low around 5. Light north wind.

Saturday

Mostly sunny, with a high near 28. Calm wind.

Saturday Night

Mostly cloudy, with a low around 10. Calm wind.

Sunday

Mostly sunny, with a high near 33. Calm wind becoming west around 6 mph in the afternoon.

Sunday Night

Mostly cloudy, with a low around 19. South wind 5 to 9 mph.

Monday

A chance of rain and snow showers. Mostly cloudy, with a high near 42. Southwest wind around 10 mph. Chance of precipitation is 40%.

Monday Night

Mostly cloudy, with a low around 29. Southwest wind 6 to 9 mph.

Tuesday

Mostly cloudy, with a high near 51. Southwest wind 5 to 7 mph.