Long Island MacArthur Airport (ISP) Weather 09/20/2025
Today
81
Sunny
Tonight
58
Mostly Clear
Saturday
72
Sunny
Saturday Night
55
Mostly Clear
Sunday
70
Mostly Sunny
Sunday Night
55
Partly Cloudy
Monday
73
Sunny
Monday Night
61
Partly Cloudy
Tuesday
78
Mostly Sunny
Tuesday Night
62
Chance Showers
Wednesday
77
Mostly Sunny
Wednesday Night
58
Partly Cloudy
Thursday
72
Mostly Sunny
Weekly Forecast
Today
Sunny, with a high near 81. Northwest wind around 7 mph.
Tonight
Mostly clear, with a low around 58. Northeast wind 3 to 8 mph.
Saturday
Sunny, with a high near 72. Northeast wind around 10 mph.
Saturday Night
Mostly clear, with a low around 55. East wind around 6 mph.
Sunday
Mostly sunny, with a high near 70. East wind 7 to 11 mph.
Sunday Night
Partly cloudy, with a low around 55.
Monday
Sunny, with a high near 73.
Monday Night
Partly cloudy, with a low around 61.
Tuesday
Mostly sunny, with a high near 78.
Tuesday Night
A chance of showers between 8pm and 2am. Mostly cloudy, with a low around 62. Chance of precipitation is 30%.
Wednesday
Mostly sunny, with a high near 77.
Wednesday Night
Partly cloudy, with a low around 58.
Thursday
Mostly sunny, with a high near 72.