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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 STATUSMODERATE
Current Weather Conditions
veryRainy
Few clouds
59°F(15°C)
Wind
6 kts
N
Visibility
10 miles

Current Weather Forecast

21-May-2026

Airport weather
This Afternoon

Rain. Much cooler. Near steady temperature around 60. Northeast winds 5 to 10 mph. Gusts up to 20 mph early. Chance of rain 90 percent.

Airport weather
Tonight

Mostly cloudy. A chance of rain in the evening. Lows in the lower 50s. East winds 5 to 10 mph. Chance of rain 30 percent.

21-May-2026

Airport weather
Tonight

Mostly cloudy. A chance of rain in the evening. Lows in the lower 50s. East winds 5 to 10 mph. Chance of rain 30 percent.

Airport weather
Friday

Partly sunny. Highs in the mid 60s. East winds 10 to 15 mph with gusts up to 25 mph.

21-May-2026

Airport weather
Friday

Partly sunny. Highs in the mid 60s. East winds 10 to 15 mph with gusts up to 25 mph.

Airport weather
Friday Night

Mostly cloudy. A slight chance of showers after midnight. Lows around 50. East winds 5 to 10 mph. Gusts up to 20 mph after midnight. Chance of rain 20 percent.

21-May-2026

Airport weather
Friday Night

Mostly cloudy. A slight chance of showers after midnight. Lows around 50. East winds 5 to 10 mph. Gusts up to 20 mph after midnight. Chance of rain 20 percent.

Airport weather
Saturday

Cloudy. A chance of showers in the morning, then showers likely in the afternoon. Highs in the lower 60s. East winds 15 to 20 mph with gusts up to 30 mph. Chance of rain 70 percent.

21-May-2026

Airport weather
Saturday

Cloudy. A chance of showers in the morning, then showers likely in the afternoon. Highs in the lower 60s. East winds 15 to 20 mph with gusts up to 30 mph. Chance of rain 70 percent.

Airport weather
Saturday Night

Showers, breezy with lows in the lower 50s. Chance of rain near 100 percent.

21-May-2026

Airport weather
Saturday Night

Showers, breezy with lows in the lower 50s. Chance of rain near 100 percent.

Airport weather
Sunday

Showers, breezy with highs in the mid 60s. Chance of rain near 100 percent.

21-May-2026

Airport weather
Sunday

Showers, breezy with highs in the mid 60s. Chance of rain near 100 percent.

Airport weather
Sunday Night

Cloudy with a 50 percent chance of showers. Lows in the mid 50s.

21-May-2026

Airport weather
Sunday Night

Cloudy with a 50 percent chance of showers. Lows in the mid 50s.

Airport weather
Memorial Day

Cloudy with a 50 percent chance of showers. Highs in the lower 70s.

21-May-2026

Airport weather
Memorial Day

Cloudy with a 50 percent chance of showers. Highs in the lower 70s.

Airport weather
Monday Night

Mostly cloudy with a 50 percent chance of showers. Lows in the upper 50s.

21-May-2026

Airport weather
Monday Night

Mostly cloudy with a 50 percent chance of showers. Lows in the upper 50s.

Airport weather
Tuesday

Mostly cloudy with a chance of showers in the morning, then partly sunny in the afternoon. Highs in the mid 70s. Chance of rain 40 percent.

21-May-2026

Airport weather
Tuesday

Mostly cloudy with a chance of showers in the morning, then partly sunny in the afternoon. Highs in the mid 70s. Chance of rain 40 percent.

Airport weather
Tuesday Night

Mostly cloudy. Lows in the upper 50s.

21-May-2026

Airport weather
Tuesday Night

Mostly cloudy. Lows in the upper 50s.

Airport weather
Wednesday

Mostly sunny. Highs in the upper 70s.

21-May-2026

Airport weather
Wednesday

Mostly sunny. Highs in the upper 70s.

Airport weather
Wednesday Night

Partly cloudy. Lows in the upper 50s.

21-May-2026

Airport weather
Wednesday Night

Partly cloudy. Lows in the upper 50s.

Airport weather
Thursday

Mostly sunny. Highs in the mid 70s.