Islip, Long Island Mac Arthur Airport Weather Forecast
Local 7-day forecast
Rain
Track current conditions, temperature changes, wind, and the full daily outlook for Islip, Long Island Mac Arthur Airport in one place.
Rain before 4am, then rain and a slight chance of thunderstorms. Cloudy, with a low around 62. Southwest wind 15 to 20 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
Local Weather Overview
This forecast page for Islip, Long Island Mac Arthur Airport is designed for quick trip planning, giving you a clean read on daytime highs, overnight lows, and changing conditions across the upcoming forecast window. Latest sync: Nov 6, 2026 3:43 AM EST.
The active forecast window currently covers Nov 6 to Nov 12, 2026 for Islip, Long Island Mac Arthur Airport.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Nov 6 to Nov 12, 2026
- Latest sync
- Nov 6, 2026 3:43 AM EST
- Forecast office
- OKX
- Source
- NOAA / NWS
Daily Outlook
This Week in Islip, Long Island Mac Arthur Airport
Friday looks like the warmest upcoming period in Islip, Long Island Mac Arthur Airport at 64 degrees F.
Wednesday Night is the coolest period ahead with temperatures near 47 degrees F.
The strongest winds are forecast for Saturday Night at about 21 to 28 mph W.
Precipitation is mentioned in 6 upcoming forecast periods.
Forecast Details
- Last updated
- Nov 6, 2026 3:43 AM EST
- Coverage
- 7 days
- Time zone
- America/New_York
- Forecast office
- OKX
- Radar station
- KOKX
Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.
Open NOAA sourceExtended Forecast
Rain and a slight chance of thunderstorms. Cloudy. High near 64, with temperatures falling to around 62 in the afternoon. Southwest wind 7 to 14 mph. Chance of precipitation is 100%. New rainfall amounts between 2 and 3 inches possible.
Rain likely. Mostly cloudy, with a low around 57. West wind 3 to 8 mph. Chance of precipitation is 70%. New rainfall amounts between three quarters and one inch possible.
A chance of rain before 7am, then a slight chance of rain showers. Mostly sunny. High near 62, with temperatures falling to around 59 in the afternoon. Northwest wind 8 to 17 mph. Chance of precipitation is 30%.
A chance of rain showers. Mostly cloudy, with a low around 51. West wind 21 to 28 mph. Chance of precipitation is 40%.
A chance of rain showers before 7am. Mostly sunny, with a high near 59. Chance of precipitation is 40%.
Mostly clear, with a low around 50.
Sunny, with a high near 58.
Mostly clear, with a low around 50.
Sunny, with a high near 62.
Mostly clear, with a low around 51.
Sunny, with a high near 58.
Mostly clear, with a low around 47.
Mostly sunny, with a high near 54.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Overnight
Nov 6
|
Rain
|
62°F |
15 to 20 mph
SW
|
|
Friday
Nov 6
|
Rain
|
64°F |
7 to 14 mph
SW
|
|
Friday Night
Nov 6
|
Light Rain Likely
|
57°F |
3 to 8 mph
W
|
|
Saturday
Nov 7
|
Chance Light Rain then Slight Chance Rain Showers
|
62°F |
8 to 17 mph
NW
|
|
Saturday Night
Nov 7
|
Chance Rain Showers
|
51°F |
21 to 28 mph
W
|
|
Sunday
Nov 8
|
Chance Rain Showers then Mostly Sunny
|
59°F |
20 to 26 mph
W
|
|
Sunday Night
Nov 8
|
Mostly Clear
|
50°F |
21 to 24 mph
W
|
|
Monday
Nov 9
|
Sunny
|
58°F |
20 to 25 mph
NW
|
|
Monday Night
Nov 9
|
Mostly Clear
|
50°F |
14 to 18 mph
W
|
|
Tuesday
Nov 10
|
Sunny
|
62°F |
20 to 23 mph
W
|
|
Tuesday Night
Nov 10
|
Mostly Clear
|
51°F |
20 mph
W
|
|
Veterans Day
Nov 11
|
Sunny
|
58°F |
16 mph
W
|
|
Wednesday Night
Nov 11
|
Mostly Clear
|
47°F |
14 mph
NW
|
|
Thursday
Nov 12
|
Mostly Sunny
|
54°F |
13 mph
NW
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Islip, Long Island Mac Arthur Airport.