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Fall 2026 Frost/Freeze Program

Current conditions at

Shirley, Brookhaven Airport (KHWV)

Lat: 40.82°NLon: 72.87°WElev: 82ft.

Fair

63°F

17°C

Humidity	50%
Wind Speed	N 7 mph
Barometer	30.20 in (1022.7 mb)
Dewpoint	44°F (7°C)
Visibility	10.00 mi
Last update	15 Oct 1:56 pm EDT

More Information:

Local Forecast Office More Local Wx 3 Day History Hourly Weather Forecast

Extended Forecast for

Middle Island NY

This Afternoon
High: 61 °F
Sunny
Tonight
Low: 49 °F
Mostly Clear
then Chance
Showers
Friday
High: 70 °F
Showers then
Chance
Showers
Friday Night
Low: 44 °F
Showers then
Showers
Likely
Saturday
High: 53 °F
Gradual
Clearing
Saturday Night
Low: 39 °F
Mostly Clear
Sunday
High: 56 °F
Sunny
Sunday Night
Low: 43 °F
Mostly Clear
Monday
High: 61 °F
Sunny

Detailed Forecast

This Afternoon

Sunny, with a high near 61. Northeast wind around 6 mph.

Tonight

A 30 percent chance of showers after 5am. Increasing clouds, with a low around 49. Southeast wind 3 to 6 mph.

Friday

Showers, with thunderstorms also possible after 2pm. High near 70. Southwest wind 9 to 13 mph, with gusts as high as 24 mph. Chance of precipitation is 90%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

Friday Night

A chance of showers and thunderstorms, then showers after 8pm. Low around 44. Southwest wind 7 to 10 mph becoming northwest after midnight. Winds could gust as high as 21 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

Saturday

Cloudy through mid morning, then gradual clearing, with a high near 53. North wind around 16 mph, with gusts as high as 28 mph.

Saturday Night

Mostly clear, with a low around 39.

Sunday

Sunny, with a high near 56.

Sunday Night

Mostly clear, with a low around 43.

Monday

Sunny, with a high near 61.

Monday Night

Partly cloudy, with a low around 45.