NEW YORK — Get ready for rainfall before the ball drops. Drenching showers will close out the holiday week in New York City accompanied by unusually warm temperatures, the National Weather Service forecast shows.

Rain could roll in as early as Thursday night, with close to an inch expected to hit Central Park by the end of Friday, according to the weather service. The showers will come amid "unsettled conditions" and a warm front that will approach the tri-state region Thursday night, the weather service says.

The mercury is expected to hit a high near 57 degreees Friday, about 17 degrees above normal. Saturday will be similarly warm with a high near 52 before temperatures drop for the start of next week, the forecast shows. Here's a closer look at the forecast, courtesy of the National Weather Service.

Wednesday

Partly sunny, with a high near 42. Wind chill values between 25 and 35. Northwest wind 8 to 11 mph. Wednesday Night

Partly cloudy, with a low around 32. West wind 6 to 9 mph.

Thursday

Sunny, with a high near 42. Wind chill values between 30 and 40. North wind around 6 mph becoming light and variable.

Thursday Night

Rain, mainly after 10pm. Temperature rising to around 43 by 4am. Southeast wind 7 to 10 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

Friday

Rain. High near 57. South wind 9 to 15 mph. Chance of precipitation is 90%. New precipitation amounts between three quarters and one inch possible. Friday Night

A 30 percent chance of rain before 9pm. Cloudy, then gradually becoming partly cloudy, with a low around 47.