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ISP - Islip, Long Island MacArthur Airport Current Conditions
Current Weather Forecast
09-Jul-2026
Mostly cloudy. A chance of showers with a slight chance of thunderstorms this evening, then a slight chance of showers and thunderstorms after midnight. Some thunderstorms may produce heavy rainfall. Lows in the lower 70s. Southwest winds 10 to 15 mph with gusts up to 25 mph. Chance of rain 40 percent.
Partly sunny. A chance of thunderstorms with a slight chance of showers in the afternoon. Some thunderstorms may produce gusty winds in the afternoon. Humid with highs in the mid 80s. West winds 5 to 10 mph with gusts up to 20 mph. Chance of rain 30 percent. Heat index values in the upper 90s.
09-Jul-2026
Partly sunny. A chance of thunderstorms with a slight chance of showers in the afternoon. Some thunderstorms may produce gusty winds in the afternoon. Humid with highs in the mid 80s. West winds 5 to 10 mph with gusts up to 20 mph. Chance of rain 30 percent. Heat index values in the upper 90s.
Mostly cloudy. A chance of showers and thunderstorms in the evening, then a chance of showers with a slight chance of thunderstorms after midnight. Some thunderstorms may produce gusty winds in the evening. Humid with lows around 70. West winds 5 to 10 mph with gusts up to 20 mph, becoming north after midnight. Chance of rain 40 percent.
09-Jul-2026
Mostly cloudy. A chance of showers and thunderstorms in the evening, then a chance of showers with a slight chance of thunderstorms after midnight. Some thunderstorms may produce gusty winds in the evening. Humid with lows around 70. West winds 5 to 10 mph with gusts up to 20 mph, becoming north after midnight. Chance of rain 40 percent.
Mostly cloudy in the morning, then becoming partly sunny. A 40 percent chance of showers. Humid with highs in the lower 80s. Northeast winds 5 to 10 mph, becoming east in the afternoon.
09-Jul-2026
Mostly cloudy in the morning, then becoming partly sunny. A 40 percent chance of showers. Humid with highs in the lower 80s. Northeast winds 5 to 10 mph, becoming east in the afternoon.
Partly cloudy. A slight chance of showers in the evening. Lows in the upper 60s. East winds 5 to 10 mph, becoming northeast after midnight. Chance of rain 20 percent.
09-Jul-2026
Partly cloudy. A slight chance of showers in the evening. Lows in the upper 60s. East winds 5 to 10 mph, becoming northeast after midnight. Chance of rain 20 percent.
Sunny. Highs in the lower 80s.
09-Jul-2026
Sunny. Highs in the lower 80s.
Mostly clear. Lows in the upper 60s.
09-Jul-2026
Mostly clear. Lows in the upper 60s.
Sunny. Highs in the lower 80s.
09-Jul-2026
Sunny. Highs in the lower 80s.
Mostly clear. Lows in the upper 60s.
09-Jul-2026
Mostly clear. Lows in the upper 60s.
Sunny. Highs in the mid 80s.
09-Jul-2026
Sunny. Highs in the mid 80s.
Mostly clear in the evening, then becoming partly cloudy. Lows in the lower 70s.
09-Jul-2026
Mostly clear in the evening, then becoming partly cloudy. Lows in the lower 70s.
Mostly sunny. Highs in the upper 80s. Heat index values in the upper 90s.
09-Jul-2026
Mostly sunny. Highs in the upper 80s. Heat index values in the upper 90s.
Partly cloudy. Lows in the lower 70s.
09-Jul-2026
Partly cloudy. Lows in the lower 70s.
Mostly sunny. Highs in the mid 80s.