Flags will be blowing this Memorial Day in St. Lawrence County with gusty winds expected, along with possible thunderstorms, according to the National Weather Service (NWS).

Forecasters predict a high near 77 today with winds 18-20 mph and gusts as high as 41 mph. There is a 70% chance of rain and thunderstorms, the service says. More showers, high winds and thunderstorms are possible overnight, with a low near 60.

Temperatures then begin to cool for mid-week in SLC, NWS says.

The extended forecast through next Sunday is as follows:

Tuesday

Showers likely, mainly after 5pm. Mostly cloudy, with a high near 69. Southwest wind 14 to 17 mph, with gusts as high as 32 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

Tuesday Night

Showers likely, mainly before 10pm. Mostly cloudy, with a low around 50. West wind 8 to 13 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

Wednesday

A 40 percent chance of showers. Mostly cloudy, with a high near 60. West wind 7 to 9 mph. New precipitation amounts of less than a tenth of an inch possible.

Wednesday Night

Mostly cloudy, with a low around 46. West wind around 7 mph.

Thursday

Mostly sunny, with a high near 63. Northwest wind 8 to 11 mph.

Thursday Night

Mostly cloudy, with a low around 45. Northwest wind around 6 mph becoming southwest after midnight.

Friday

Mostly sunny, with a high near 68. Northwest wind 6 to 10 mph.

Friday Night

Partly cloudy, with a low around 48. Southwest wind around 5 mph.

Saturday

Mostly sunny, with a high near 74. Northwest wind 3 to 6 mph.

Saturday Night

Partly cloudy, with a low around 53. Calm wind becoming south around 5 mph after midnight.

Sunday

Mostly sunny, with a high near 77. Light southwest wind.