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ISP - Islip, Long Island MacArthur Airport Current Conditions
Current Weather Forecast
01-Apr-2026
Mostly cloudy late this evening, then becoming partly cloudy. A slight chance of showers after midnight. Lows in the lower 50s. Southwest winds 15 to 20 mph with gusts up to 35 mph. Chance of rain 20 percent.
Partly sunny. A chance of showers in the morning, then a chance of showers with a slight chance of thunderstorms in the afternoon. Highs in the upper 60s. Southwest winds 15 to 20 mph with gusts up to 30 mph. Chance of rain 50 percent.
01-Apr-2026
Partly sunny. A chance of showers in the morning, then a chance of showers with a slight chance of thunderstorms in the afternoon. Highs in the upper 60s. Southwest winds 15 to 20 mph with gusts up to 30 mph. Chance of rain 50 percent.
Showers with a slight chance of thunderstorms in the evening, then showers likely after midnight. Lows in the lower 40s. Northeast winds 5 to 10 mph, increasing to east 15 to 20 mph with gusts up to 30 mph after midnight. Chance of rain 80 percent.
01-Apr-2026
Showers with a slight chance of thunderstorms in the evening, then showers likely after midnight. Lows in the lower 40s. Northeast winds 5 to 10 mph, increasing to east 15 to 20 mph with gusts up to 30 mph after midnight. Chance of rain 80 percent.
Cloudy. A chance of light rain, mainly in the morning. Patchy fog. Much cooler with highs in the mid 40s. East winds 15 to 20 mph with gusts up to 30 mph. Chance of rain 40 percent.
01-Apr-2026
Cloudy. A chance of light rain, mainly in the morning. Patchy fog. Much cooler with highs in the mid 40s. East winds 15 to 20 mph with gusts up to 30 mph. Chance of rain 40 percent.
Cloudy with a 20 percent chance of light rain. Patchy fog in the evening. Areas of fog after midnight. Lows around 40. East winds 10 to 15 mph with gusts up to 25 mph.
01-Apr-2026
Cloudy with a 20 percent chance of light rain. Patchy fog in the evening. Areas of fog after midnight. Lows around 40. East winds 10 to 15 mph with gusts up to 25 mph.
Areas of fog in the morning. Mostly cloudy. Highs in the upper 50s.
01-Apr-2026
Areas of fog in the morning. Mostly cloudy. Highs in the upper 50s.
Mostly cloudy. Lows in the upper 40s.
01-Apr-2026
Mostly cloudy. Lows in the upper 40s.
Mostly sunny. Highs in the lower 60s.
01-Apr-2026
Mostly sunny. Highs in the lower 60s.
Mostly cloudy. A chance of showers after midnight. Lows in the upper 40s. Chance of rain 30 percent.
01-Apr-2026
Mostly cloudy. A chance of showers after midnight. Lows in the upper 40s. Chance of rain 30 percent.
Showers likely. Highs in the upper 50s. Chance of rain 60 percent.
01-Apr-2026
Showers likely. Highs in the upper 50s. Chance of rain 60 percent.
Mostly cloudy. Showers likely, mainly in the evening. Lows around 40. Chance of rain 60 percent.
01-Apr-2026
Mostly cloudy. Showers likely, mainly in the evening. Lows around 40. Chance of rain 60 percent.
Partly sunny. A chance of showers in the morning. Highs in the lower 50s. Chance of rain 30 percent.
01-Apr-2026
Partly sunny. A chance of showers in the morning. Highs in the lower 50s. Chance of rain 30 percent.
Mostly clear. Lows in the upper 30s.
01-Apr-2026
Mostly clear. Lows in the upper 30s.
Mostly sunny. Highs in the upper 40s.