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Hot, humid forecast for St. Lawrence County with heat index values in 90s

Posted 8/4/22

It will be a hot and humid day across St. Lawrence County with heat indexes ranging from 90 to 100 degrees, according to the National Weather Service (NWS). Showers and thunderstorms will likely …

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Hot, humid forecast for St. Lawrence County with heat index values in 90s

Posted

It will be a hot and humid day across St. Lawrence County with heat indexes ranging from 90 to 100 degrees, according to the National Weather Service (NWS).

Showers and thunderstorms will likely develop across the North Country this afternoon and will continue on and off through Friday, NWS says. Heavy rain and frequent lightning are possible.

Expect a high today around 84 with heat index values in the 90s, forecasters say. Overnight the low will be around 69.

Somewhat drier weather is expected this weekend, although temperatures in the mid 80s to lower 90s are expected with heat indices possibly exceeding 95 degrees, the service says.

The forecast through next Wednesday is as follows:

Friday

A chance of showers and thunderstorms before 3pm, then a slight chance of showers between 3pm and 4pm, then a slight chance of showers and thunderstorms after 4pm. Mostly cloudy, with a high near 81. North wind around 5 mph. Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

Friday Night

Partly cloudy, with a low around 67. Northeast wind 3 to 6 mph.

Saturday

Sunny, with a high near 87. Calm wind becoming southwest 5 to 8 mph in the afternoon.

Saturday Night

Partly cloudy, with a low around 71. Southwest wind 5 to 9 mph.

Sunday

A chance of showers, with thunderstorms also possible after 2pm. Mostly sunny, with a high near 86. Southwest wind around 10 mph. Chance of precipitation is 40%.

Sunday Night

A chance of showers and thunderstorms. Mostly cloudy, with a low around 64. Light southwest wind. Chance of precipitation is 40%.

Monday

Showers and thunderstorms likely, mainly after 2pm. Mostly cloudy, with a high near 77. West wind 5 to 9 mph becoming northeast in the afternoon. Chance of precipitation is 60%.

Monday Night

Showers and thunderstorms likely before 8pm, then a chance of showers. Mostly cloudy, with a low around 59. Northeast wind around 11 mph. Chance of precipitation is 60%.

Tuesday

A 50 percent chance of showers. Partly sunny, with a high near 71. Northeast wind around 10 mph.

Tuesday Night

A 30 percent chance of showers. Mostly cloudy, with a low around 59. East wind around 8 mph.

Wednesday

Mostly sunny, with a high near 74. Northeast wind around 5 mph becoming calm in the morning.