National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Islip, Long Island Mac Arthur Airport (KISP)

Lat: 40.79°NLon: 73.1°WElev: 98ft.

Fog/Mist

51°F

11°C

Humidity 96%
Wind Speed S 7 mph
Barometer 29.61 in (1002.4 mb)
Dewpoint 50°F (10°C)
Visibility 5.00 mi
Wind Chill48°F (9°C)
Last update 12 Mar 2:56 am EDT
Extended Forecast for

Medford NY

  • Overnight

    Overnight: A 40 percent chance of rain. Patchy fog after 5am. Otherwise, mostly cloudy, with a steady temperature around 52. Southwest wind around 9 mph.

    Low: 52 °F

    Chance Rain
    and Patchy
    Fog

  • Thursday

    Thursday: Rain likely before 4pm, then snow, possibly mixed with rain. Patchy fog before 7am. Temperature rising to near 52 by 8am, then falling to around 38 during the remainder of the day. Breezy, with a northwest wind 14 to 23 mph. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.

    High: 52 °F⇓

    Rain Likely
    and Patchy
    Fog then
    Rain/Snow and
    Breezy

  • Thursday Night

    Thursday Night: Snow, possibly mixed with rain, becoming all snow after 7pm, then gradually ending. Low around 29. Northwest wind around 7 mph. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.

    Low: 29 °F

    Rain/Snow
    then Mostly
    Clear

  • Friday

    Friday: Increasing clouds, with a high near 45. Light west wind becoming south 9 to 14 mph in the morning.

    High: 45 °F

    Increasing
    Clouds

  • Friday Night

    Friday Night: Mostly cloudy, then gradually becoming mostly clear, with a low around 36. South wind around 11 mph, with gusts as high as 25 mph.

    Low: 36 °F

    Decreasing
    Clouds

  • Saturday

    Saturday: Sunny, with a high near 49.

    High: 49 °F

    Sunny

  • Saturday Night

    Saturday Night: Increasing clouds, with a low around 32.

    Low: 32 °F

    Increasing
    Clouds

  • Sunday

    Sunday: Cloudy, with a high near 47.

    High: 47 °F

    Cloudy

  • Sunday Night

    Sunday Night: Rain, mainly after 2am. Low around 39. Chance of precipitation is 80%.

    Low: 39 °F

    Chance Rain
    then Rain

Detailed Forecast

Overnight
A 40 percent chance of rain. Patchy fog after 5am. Otherwise, mostly cloudy, with a steady temperature around 52. Southwest wind around 9 mph.
Thursday
Rain likely before 4pm, then snow, possibly mixed with rain. Patchy fog before 7am. Temperature rising to near 52 by 8am, then falling to around 38 during the remainder of the day. Breezy, with a northwest wind 14 to 23 mph. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.
Thursday Night
Snow, possibly mixed with rain, becoming all snow after 7pm, then gradually ending. Low around 29. Northwest wind around 7 mph. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.
Friday
Increasing clouds, with a high near 45. Light west wind becoming south 9 to 14 mph in the morning.
Friday Night
Mostly cloudy, then gradually becoming mostly clear, with a low around 36. South wind around 11 mph, with gusts as high as 25 mph.
Saturday
Sunny, with a high near 49.
Saturday Night
Increasing clouds, with a low around 32.
Sunday
Cloudy, with a high near 47.
Sunday Night
Rain, mainly after 2am. Low around 39. Chance of precipitation is 80%.
Monday
Rain and possibly a thunderstorm. High near 55. Chance of precipitation is 90%.
Monday Night
Rain likely. Mostly cloudy, with a low around 32. Chance of precipitation is 70%.
Tuesday
A 30 percent chance of rain. Mostly sunny, with a high near 41.
Tuesday Night
Partly cloudy, with a low around 24.
Wednesday
Mostly sunny, with a high near 38.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Medford NY
 40.81°N 72.99°W (Elev. 79 ft)
Last Update:
2:50 am EDT Mar 12, 2026
Forecast Valid:
3am EDT Mar 12, 2026-6pm EDT Mar 18, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

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Chance of Precipitation