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ISP - Islip, Long Island MacArthur Airport Current Conditions

100 Arrivals Avenue, Islip NY, US 11779
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At this airport, it is currently
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Current Delay Status
DELAY STATUSVERY LOW and decreasing
Current Weather Conditions
veryCloudy
Broken clouds
73°F(23°C)
Wind
10 kts
SSW
Visibility
10 miles

Current Weather Forecast

09-Jul-2026

Airport weather
Tonight

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.

Airport weather
Friday

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

Airport weather
Friday

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.

Airport weather
Friday Night

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

Airport weather
Friday Night

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.

Airport weather
Saturday

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

Airport weather
Saturday

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.

Airport weather
Saturday Night

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

Airport weather
Saturday Night

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.

Airport weather
Sunday

Sunny. Highs in the lower 80s.

09-Jul-2026

Airport weather
Sunday

Sunny. Highs in the lower 80s.

Airport weather
Sunday Night

Mostly clear. Lows in the upper 60s.

09-Jul-2026

Airport weather
Sunday Night

Mostly clear. Lows in the upper 60s.

Airport weather
Monday

Sunny. Highs in the lower 80s.

09-Jul-2026

Airport weather
Monday

Sunny. Highs in the lower 80s.

Airport weather
Monday Night

Mostly clear. Lows in the upper 60s.

09-Jul-2026

Airport weather
Monday Night

Mostly clear. Lows in the upper 60s.

Airport weather
Tuesday

Sunny. Highs in the mid 80s.

09-Jul-2026

Airport weather
Tuesday

Sunny. Highs in the mid 80s.

Airport weather
Tuesday Night

Mostly clear in the evening, then becoming partly cloudy. Lows in the lower 70s.

09-Jul-2026

Airport weather
Tuesday Night

Mostly clear in the evening, then becoming partly cloudy. Lows in the lower 70s.

Airport weather
Wednesday

Mostly sunny. Highs in the upper 80s. Heat index values in the upper 90s.

09-Jul-2026

Airport weather
Wednesday

Mostly sunny. Highs in the upper 80s. Heat index values in the upper 90s.

Airport weather
Wednesday Night

Partly cloudy. Lows in the lower 70s.

09-Jul-2026

Airport weather
Wednesday Night

Partly cloudy. Lows in the lower 70s.

Airport weather
Thursday

Mostly sunny. Highs in the mid 80s.