Chance of rain, thunderstorms in St. Lawrence County Thursday night through weekend
Wednesday, August 14, 2019 - 1:26 pm

After a sunny Wednesday and Thursday, the National Weather Service says there is a chance of rain and thunderstorms in St. Lawrence County Thursday night through Sunday.

Today and tomorrow are forecast to be mostly sunny with highs around 74, and mostly clear Wednesday night with lows around 50.

Thursday night brings a 30 percent chance of showers and lows around 59.

Friday has a 40 percent chance of showers with highs around 75, and 30 percent chances of showers at night with lows around 61.

Saturday has a 40 percent chance of showers then thunderstorms with highs around 78 and a 30 percent chance of showers at night with lows around 64.

The detailed forecast:

Wednesday - Sunny, with a high near 74. North wind 5 to 7 mph.

Wednesday Night - Mostly clear, with a low around 50. North wind around 5 mph becoming light and variable in the evening.

Thursday - Sunny, with a high near 74. Calm wind becoming northeast around 5 mph in the afternoon.

Thursday Night - A 30 percent chance of showers after 3am. Mostly cloudy, with a low around 59. Northeast wind around 5 mph becoming calm in the evening. New precipitation amounts between a tenth and quarter of an inch possible.

Friday - A 40 percent chance of showers. Mostly cloudy, with a high near 75. Calm wind. New precipitation amounts of less than a tenth of an inch possible.

Friday Night - A 30 percent chance of showers. Mostly cloudy, with a low around 61. Calm wind. New precipitation amounts of less than a tenth of an inch possible.

Saturday - A chance of showers before 1pm, then a chance of showers and thunderstorms between 1pm and 5pm, then a chance of showers after 5pm. Partly sunny, with a high near 78. Calm wind. Chance of precipitation is 40%.

Saturday Night - A 30 percent chance of showers. Mostly cloudy, with a low around 64. Light south wind.

Sunday - A chance of showers, with thunderstorms also possible after 2pm. Mostly cloudy, with a high near 81. Southwest wind 5 to 7 mph. Chance of precipitation is 40%.

Sunday Night - A chance of showers and thunderstorms. Mostly cloudy, with a low around 67. Southwest wind around 7 mph. Chance of precipitation is 40%.

Monday - A 40 percent chance of showers. Partly sunny, with a high near 80. West wind around 7 mph.

Monday Night - Partly cloudy, with a low around 59. Southwest wind 3 to 5 mph.

Tuesday - Mostly sunny, with a high near 79. West wind 3 to 6 mph.