Thunderstorm Chances in the Long Island Work Week Forecast

Monday is the first day of summer and the work week will bring plenty of sun, but keep that umbrella handy as there will be chances of thunderstorms on Tuesday and Thursday, the National Weather Service says.

Monday will be gorgeous with sunny skies and a high near 77 degrees on Long Island. Early Tuesday, mainly between 4-8 a.m., will bring a chance of showers and thunderstorms, but the rest of the day should be mostly sunny with a high near 85.

The next threat of "unsettled weather" looks to be Thursday into Thursday evening, the NWS says.

Here's the full work week forecast:

Monday- Sunny, with a high near 77. South wind 8 to 14 mph.

Monday Night- A 30 percent chance of showers and thunderstorms, mainly after 5am. Partly cloudy, with a low around 62. South wind 10 to 13 mph.

Tuesday- A 30 percent chance of showers and thunderstorms, mainly before 9am. Mostly sunny, with a high near 85. Southwest wind 8 to 11 mph.

Tuesday Night- A slight chance of showers and thunderstorms between 7pm and 3am. Partly cloudy, with a low around 62. West wind 3 to 8 mph. Chance of precipitation is 20%.

Wednesday- Mostly sunny, with a high near 85. Northwest wind 6 to 13 mph.

Wednesday Night- Partly cloudy, with a low around 62.

Thursday- A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 75.

Thursday Night- A 40 percent chance of showers and thunderstorms before 1am. Mostly cloudy, with a low around 60.

Friday- Partly sunny, with a high near 79.

Friday Night- Partly cloudy, with a low around 61.