Tropical Storm Warning In Effect For Long Island

LONG ISLAND, NY — A tropical storm warning was issued for Long Island as Tropical Storm Isaias moved up the East Coast Monday.

"The main threats with this system are expected to involve locally heavy rainfall, strong winds, minor to moderate coastal flooding, along with high surf and dangerous rip currents," the National Weather Service said.

Tropical Storm Isaias, which on Monday afternoon was churning off the north Florida coast, will continue tracking north. Isaias will slowly weaken as it accelerates northeast Tuesday, likely moving over the Long Island area Tuesday afternoon and evening. There is some uncertainty regarding the timing and intensity of the storm, the weather service said.

Heavy rain measuring 2 to 4 inches is expected, with localized amounts up to 6 inches possible. Sustained winds of 40-50 mph, with gusts up to 75 mph, will be possible Tuesday afternoon and evening.

Now is the time to complete preparations to protect life and property, the weather service said, adding, "Make sure you are in a safe location before the onset of strong winds or possible flooding."

This is the latest Long Island forecast:

Monday- Mostly sunny, with a high near 89. West wind around 11 mph.

Monday Night- A 40 percent chance of showers and thunderstorms, mainly after 10pm. Mostly cloudy, with a low around 74. South wind 8 to 10 mph.

Tuesday- Tropical storm conditions possible. Showers. High near 83. Chance of precipitation is 80%. New precipitation amounts between three quarters and one inch possible.

Tuesday Night- Tropical storm conditions possible. Showers and possibly a thunderstorm before midnight, then a chance of showers. Some of the storms could produce heavy rainfall. Low around 71. Chance of precipitation is 90%. New precipitation amounts between 1 and 2 inches possible.

Wednesday- A 30 percent chance of showers. Mostly sunny, with a high near 86.

Wednesday Night- Mostly clear, with a low around 67.

Thursday- Sunny, with a high near 84.

Thursday Night- Partly cloudy, with a low around 69.

Friday- Mostly sunny, with a high near 85.