weather.gov   
NOAA logo - Click to go to the NOAA homepage Weather observations for the past three days NWS logo
Islip, Long Island Mac Arthur Airport
Enter Your "City, ST" or zip code   
metric  en español
D
a
t
e
Time
(est)
Wind
(mph)
Vis.
(mi.)
WeatherSky Cond. Temperature (ºF)Relative
Humidity
Wind
Chill
(°F)
Heat
Index
(°F)
PressurePrecipitation (in.)
AirDwpt6 hour altimeter
(in)
sea level
(mb)
1 hr 3 hr6 hr
Max.Min.
1722:56E 310.00OvercastBKN021 OVC1003224 73%NANA30.221023.3
1721:56Calm10.00OvercastBKN020 OVC1103324 70%NANA30.251024.2
1720:56Calm10.00OvercastBKN022 BKN060 BKN120 OVC2003324 70%NANA30.261024.6
1719:56NE 310.00OvercastFEW060 BKN120 OVC2003225 75%NANA30.271025.1
1718:56NE 310.00OvercastSCT060 BKN130 OVC2103225 343175%NANA30.271024.9
1717:56Calm10.00OvercastBKN060 BKN120 OVC2003124 76%NANA30.251024.5
1716:56N 310.00OvercastFEW045 SCT120 OVC2003223 69%NANA30.251024.3
1715:56N 610.00OvercastFEW045 SCT100 OVC1803323 66%27NA30.251024.4
1714:56N 510.00OvercastSCT045 BKN100 OVC1803323 66%28NA30.231023.8
1713:56N 510.00OvercastOVC0453322 64%28NA30.241024.1
1712:56N 710.00OvercastBKN044 OVC0603321 332761%27NA30.251024.4
1711:56N 710.00OvercastOVC0393220 61%25NA30.271025.2
1710:56N 510.00OvercastOVC0363120 64%26NA30.291025.8
1709:56N 310.00OvercastOVC0323120 64%NANA30.301026.1
1708:56N 710.00OvercastOVC0383020 66%23NA30.291025.6
1707:56Calm10.00OvercastSCT034 BKN042 OVC2002919 66%NANA30.291025.7
1706:56NE 510.00Mostly CloudyFEW034 BKN047 BKN2002818 322866%22NA30.261024.7
1705:56N 610.00OvercastBKN038 OVC0503019 64%24NA30.261024.6
1704:56N 310.00OvercastSCT040 OVC0503019 64%NANA30.271024.9
1701:56N 710.00OvercastOVC0393121 67%24NA30.231023.7
1700:56N 810.00OvercastOVC0393222 373266%25NA30.211022.9
1623:56N 1010.00OvercastOVC0403324 70%25NA30.191022.4
1622:56NW 810.00OvercastOVC0413524 64%28NA30.191022.3
1621:56NW 1210.00OvercastOVC0353524 64%27NA30.161021.3
1620:56NW 910.00OvercastOVC0353627 70%29NA30.141020.7
1619:56NW 810.00OvercastOVC0353627 70%30NA30.121019.9
1618:56NW 89.00 Light SnowOVC0413726 383565%31NA30.091019.1
1617:56W 910.00OvercastOVC0413726 65%30NA30.051017.8
1616:56W 1210.00 Light SnowOVC0413725 62%29NA30.021016.7
1615:56W 1010.00OvercastOVC0433725 62%30NA30.001015.8
1614:56W 1210.00OvercastFEW045 OVC0603724 59%29NA29.981015.3
1613:56W 15 G 2310.00Mostly CloudyFEW045 SCT065 BKN100 BKN2503723 57%28NA29.971014.9
1612:56W 1410.00Partly CloudyFEW046 SCT100 SCT2503522 362159%26NA29.971015.2
1611:56W 1710.00Mostly CloudyBKN046 BKN100 BKN2503521 57%25NA30.011016.3
1610:56W 18 G 2310.00Partly CloudyFEW040 SCT100 SCT2503320 58%22NA30.041017.3
1609:56W 1410.00Partly CloudyFEW040 SCT110 SCT2503119 61%21NA30.061018.0
1608:56W 1510.00Mostly CloudyFEW040 SCT120 BKN2502818 66%16NA30.041017.5
1607:56W 1210.00Partly CloudyFEW040 SCT2502517 72%14NA30.021016.6
1606:56SW 1010.00Partly CloudySCT2502116 221781%10NA29.991015.6
1605:56W 510.00A Few CloudsFEW2502115 78%14NA29.971015.1
1604:56W 610.00FairCLR2017 89%12NA29.961014.5
1603:56W 79.00FairCLR1916 88%10NA29.931013.7
1602:56W 68.00FairCLR1816 92%10NA29.921013.3
1601:56W 67.00FairCLR1816 92%10NA29.901012.7
1600:56W 810.00FairCLR2017 272089%10NA29.891012.10.03
1523:56W 710.00FairCLR2118 88%12NA29.891012.1
1522:56W 99.00A Few CloudsFEW0902421 88%14NA29.891012.2
1521:56W 62.50OvercastFEW043 BKN080 OVC1002523 92%18NA29.891012.10.03
1520:56W 71.50 Light Snow Fog/MistFEW004 BKN036 OVC0492624 92%18NA29.891012.20.02
1519:56NW 71.00 Light Snow Fog/MistFEW004 SCT015 OVC0202625 96%18NA29.891012.10.01
1518:56W 50.75 Light Snow Fog/MistFEW004 BKN011 OVC0202725 312792%21NA29.891012.20.040.10
1517:56W 50.75 Light Snow Fog/MistFEW009 BKN013 OVC0232725 92%21NA29.911012.80.03
1516:56Calm0.75 Light Snow Fog/MistFEW010 BKN015 OVC0302725 92%NANA29.901012.80.02
1515:56N 80.75 Light Snow Fog/MistOVC0112824 85%20NA29.891012.40.010.01
1514:56NE 31.50 Light SnowFEW015 BKN022 OVC0353023 75%NANA29.921013.3
1513:56N 310.00 Light SnowBKN055 OVC0703120 64%NANA29.961014.7
1512:56Calm10.00OvercastFEW050 BKN070 OVC1303119 311761%NANA30.001015.9
1511:56Calm10.00OvercastFEW050 BKN100 OVC1802917 61%NANA30.031016.9
1510:56Calm10.00OvercastFEW050 BKN130 OVC2002815 58%NANA30.081018.7
1509:56Calm10.00OvercastFEW050 BKN130 OVC2502613 57%NANA30.111019.8
1508:56Calm10.00OvercastBKN130 OVC2502213 68%NANA30.111019.9
1507:56Calm10.00Mostly CloudyBKN130 BKN2002012 71%NANA30.101019.4
1506:56SW 310.00Mostly CloudyBKN150 BKN2201610 201277%NANA30.101019.5
1505:56Calm10.00Partly CloudySCT250136 74%NANA30.091019.1
1504:56Calm10.00FairCLR136 74%NANA30.091018.9
1503:56W 310.00FairCLR156 67%NANA30.091019.0
1502:56SW 610.00FairCLR167 67%7NA30.101019.3
1501:56NW 810.00FairCLR196 57%9NA30.091019.1
1500:56W 610.00FairCLR206 262055%12NA30.081018.6
1423:56NW 1210.00Mostly CloudyBKN240227 52%10NA30.061018.2
D
a
t
e
Time
(est)
Wind
(mph)
Vis.
(mi.)
WeatherSky Cond. AirDwptMax.Min.Relative
Humidity
Wind
Chill
(°F)
Heat
Index
(°F)
altimeter
(in.)
sea level
(mb)
1 hr3 hr6 hr
6 hour
Temperature (ºF)PressurePrecipitation (in.)

National Weather Service
Southern Region Headquarters
Fort Worth, Texas
Disclaimer
Last Modified: Febuary, 7 2012
Privacy Policy