Flash Flood Watch Issued For Long Island

The National Weather Service has issued a flash flood watch for Long Island. The watch will be in effect from 8 p.m. Thursday until 6 p.m. Friday.

Showers and thunderstorms will move into the region from the west Thursday evening and will overspread the region by late Thursday night, the NWS says. Showers and thunderstorms will continue through Friday morning before beginning to taper off from west to east in the afternoon.

There is the potential for periods of heavy rainfall, the NWS says. There is a limited threat for severe thunderstorms with damaging winds. More than 2 inches of rain is expected to fall across Long Island.

From the NWS: A flash flood watch means that conditions may develop that lead to flash flooding. Flash flooding is a very dangerous situation. You should monitor later forecasts and be prepared to take action should flash flood warnings be issued.

Here's the hour-by-hour forecast for Long Island:

Thursday

5 p.m.- 87 degrees, 10 percent chance of rain

6 p.m.- 86 degrees, 10 percent chance of rain

7 p.m.- 82 degrees, 10 percent chance of rain

8 p.m.- 79 degrees, 29 percent chance of rain, chance of thunderstorms

9 p.m.- 78 degrees, 29 percent chance of rain, chance of thunderstorms

10 p.m.- 77 degrees, 29 percent chance of rain, chance of thunderstorms

11 p.m.- 77 degrees, 40 percent chance of rain, chance of thunderstorms

Friday

Midnight- 77 degrees, 40 percent chance of rain, chance of thunderstorms

1 a.m.- 76 degrees, 40 percent chance of rain, chance of thunderstorms

2 a.m.- 76 degrees, 85 percent chance of rain, chance of thunderstorms

3 a.m.- 76 degrees, 85 percent chance of rain, chance of thunderstorms

4 a.m.- 75 degrees, 85 percent chance of rain, chance of thunderstorms

5 a.m.- 75 degrees, 85 percent chance of rain, chance of thunderstorms

6 a.m.- 74 degrees, 91 percent chance of rain, chance of thunderstorms

7 a.m.- 74 degrees, 91 percent chance of rain, chance of thunderstorms

8 a.m.- 74 degrees, 91 percent chance of rain, chance of thunderstorms

9 a.m.- 74 degrees, 92 percent chance of rain, chance of thunderstorms

10 a.m.- 75 degrees, 92 percent chance of rain, chance of thunderstorms

11 a.m.- 75 degrees, 94 percent chance of rain, chance of thunderstorms

Noon- 76 degrees, 94 percent chance of rain, chance of thunderstorms

1 p.m.- 76 degrees, 94 percent chance of rain, chance of thunderstorms

2 p.m.- 76 degrees, 43 percent chance of rain, chance of thunderstorms

3 p.m.- 76 degrees, 43 percent chance of rain, chance of thunderstorms

4 p.m.- 76 degrees, 43 percent chance of rain, chance of thunderstorms

5 p.m.- 76 degrees, 43 percent chance of rain, chance of thunderstorms

6 p.m.- 75 degrees, 27 percent chance of rain, chance of thunderstorms

7 p.m.- 75 degrees, 27 percent chance of rain, chance of thunderstorms

8 p.m.- 75 degrees, 10 percent chance of rain