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Islip, Long Island Mac Arthur Airport
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WeatherSky Cond. Temperature (ºF)Relative
PressurePrecipitation (in.)
AirDwpt6 hour altimeter
sea level
1 hr 3 hr6 hr
2902:56N 1210.00FairCLR193 49%6NA30.261025.0
2901:56N 1310.00FairCLR213 45%8NA30.261024.9
2900:56N 910.00FairCLR212 262043%11NA30.251024.4
2823:56N 810.00FairCLR225 48%13NA30.231024.0
2822:56N 1410.00FairCLR235 46%11NA30.231023.6
2821:56N 1510.00FairCLR244 42%11NA30.211023.1
2820:56N 1310.00FairCLR245 44%12NA30.201022.8
2819:56N 1410.00FairCLR266 42%14NA30.191022.3
2818:56N 1610.00FairCLR267 292544%14NA30.151021.1
2817:56N 1610.00FairCLR278 45%15NA30.121020.0
2816:56N 13 G 2610.00FairCLR2711 51%16NA30.091019.0
2815:56N 20 G 2610.00A Few CloudsFEW0502911 47%16NA30.051017.7
2814:56NW 15 G 2410.00A Few CloudsFEW1202811 49%16NA30.031017.1
2813:56N 22 G 3310.00A Few Clouds and BreezyFEW1202711 51%13NA30.021016.6
2812:56N 20 G 3310.00Partly CloudySCT1202510 251853%11NA30.011016.2
2811:56NW 2110.00Mostly Cloudy and BreezyFEW055 BKN120237 50%8NA30.011016.3
2810:56N 21 G 2810.00Mostly Cloudy and BreezyFEW055 BKN120228 55%7NA30.011016.4
2809:56NW 18 G 2810.00Mostly CloudyFEW055 BKN120 BKN250207 57%5NA30.001016.0
2808:56N 2010.00Mostly CloudyFEW050 BKN120 BKN250196 57%3NA29.981015.2
2807:56N 16 G 358.00Mostly CloudySCT080 BKN120185 57%3NA29.951014.3
2806:56N 28 G 379.00Mostly Cloudy and WindyBKN110185 181657%-1NA29.911012.9
2805:56N 23 G 329.00Partly Cloudy and BreezySCT130174 56%-1NA29.881012.0
2804:56NW 26 G 378.00Overcast and WindyOVC050175 59%-2NA29.871011.6
2803:56NW 18 G 2910.00OvercastFEW039 OVC060175 59%1NA29.861011.2
2802:56NW 1610.00OvercastSCT039 OVC050175 59%2NA29.841010.6
2801:56NW 20 G 2810.00OvercastOVC033176 62%0NA29.831010.2
2800:56NW 17 G 268.00OvercastOVC031167 221667%0NA29.801009.2
2723:56NW 24 G 336.00Overcast with Haze and BreezyOVC030178 68%-1NA29.781008.6
2722:56NW 25 G 337.00 Light Snow and BreezyOVC033189 68%-0NA29.771008.2
2721:56N 28 G 436.00 Light Snow and WindyOVC0381810 71%-1NA29.751007.4
2720:56N 26 G 367.00 Light Snow and WindyOVC0402010 65%2NA29.721006.5
2719:56N 24 G 317.00Overcast and BreezyOVC0702111 65%4NA29.701005.9
2718:56N 23 G 355.00 Blowing Snow Haze and BreezyBKN085 OVC1002112 242168%5NA29.671004.7
2717:56N 20 G 338.00OvercastFEW002 SCT065 OVC1102312 63%8NA29.641003.8
2716:56NW 29 G 3710.00Overcast and WindyFEW065 OVC1102212 66%4NA29.621003.0
2715:56NW 2910.00Overcast and WindyFEW050 OVC1102313 65%6NA29.601002.4
2714:56N 22 G 3310.00Overcast and BreezyFEW023 SCT090 BKN150 OVC2502414 65%9NA29.581001.9
2713:56N 22 G 3210.00Overcast and BreezyFEW023 SCT033 BKN090 OVC1502414 65%9NA29.581001.8
2712:56NW 22 G 295.00 Light Snow Blowing Snow and BreezySCT022 OVC0332315 232172%8NA29.591002.10.26
2711:56NW 21 G 304.00 Light Snow Blowing Snow and BreezySCT017 BKN037 OVC0652316 74%8NA29.601002.4
2710:56N 21 G 372.00 Light Snow Blowing Snow and BreezyFEW013 BKN020 OVC1002217 82%7NA29.601002.30.01
2709:56NW 25 G 370.25 Snow Freezing Fog and BreezyVV0082118 88%4NA29.591002.00.060.25
2708:56NW 20 G 300.13 Heavy Snow Freezing FogVV0052219 89%7NA29.581001.60.09
2707:56N 170.13 Heavy Snow Freezing FogOVC0042219 89%8NA29.581001.70.10
2706:56N 20 G 280.25 Heavy Snow Freezing FogVV0062118 232088%6NA29.561001.10.060.32
2705:56N 300.25 Heavy Snow Freezing Fog and WindyVV0052017 89%1NA29.551000.70.07
2704:56N 310.25 Heavy Snow Freezing Fog and WindyVV0052016 85%1NA29.541000.40.04
2703:56N 310.13 Heavy Snow Freezing Fog and WindyVV0042017 89%1NA29.551000.80.060.15
2702:56N 23 G 490.13 Heavy Snow Freezing Fog and BreezyVV0022117 85%5NA29.581001.80.05
2701:56N 22 G 370.25 Heavy Snow Freezing Fog and BreezyVV0062218 85%6NA29.611002.80.04
2700:56N 21 G 360.25 Heavy Snow Freezing Fog and BreezyVV0092320 272388%8NA29.611002.80.020.09
2623:56N 20 G 330.25 Heavy Snow Freezing FogVV0072421 88%9NA29.601002.50.02
2622:56N 23 G 380.25 Heavy Snow Freezing Fog and BreezyBKN007 OVC0102522 88%10NA29.631003.50.03
2621:56N 25 G 360.50 Snow Freezing Fog and BreezySCT007 OVC0102623 88%11NA29.661004.60.010.02
2620:56NE 30 G 390.75 Light Snow Fog/Mist and WindyBKN013 OVC0262623 88%9NA29.711006.1
2619:56NE 26 G 400.75 Light Snow Fog/Mist and WindyVV0102723 85%12NA29.751007.40.01
2618:56NE 21 G 352.00 Light Snow Fog/Mist and BreezyOVC0132723 282485%13NA29.791009.00.11
2617:56NE 221.00 Light Snow Fog/Mist and BreezyOVC0132724 89%13NA29.811009.50.01
2616:56NE 210.75 Light Snow Fog/Mist and BreezyFEW000 OVC0122724 89%13NA29.821009.80.03
2615:56NE 20 G 301.00 Light Snow Fog/MistFEW000 BKN012 OVC0202824 85%15NA29.821010.00.010.07
2614:56NE 20 G 290.75 Light Snow Fog/MistVV0102723 85%13NA29.821010.00.03
2613:56NE 210.75 Light Snow and BreezySCT000 BKN012 OVC0252621 81%12NA29.851010.80.03
2612:56NE 180.75 Light SnowSCT000 BKN013 OVC0302419 252381%10NA29.881011.90.01
2611:56NE 18 G 292.00 Light SnowFEW013 BKN017 OVC0402418 77%10NA29.921013.3
2610:56NE 21 G 241.50 Light Snow and BreezyOVC0272418 77%9NA29.981015.2
2609:56NE 16 G 251.00 Light SnowFEW015 OVC0362317 78%10NA30.001016.00.01
2608:56NE 151.00 Light SnowSCT011 BKN022 OVC0302418 77%11NA29.991015.80.01
2607:56NE 122.50 Light SnowBKN034 OVC0502416 71%13NA30.001015.9
2606:56NE 13 G 242.50 Light SnowOVC0302512 272558%13NA30.001015.9
2605:56NE 14 G 2010.00OvercastOVC0382611 53%14NA30.001015.9
2604:56NE 1310.00OvercastOVC0412610 51%15NA30.011016.1
2603:56NE 1310.00OvercastOVC0652611 53%15NA30.011016.2
WeatherSky Cond. AirDwptMax.Min.Relative
sea level
1 hr3 hr6 hr
6 hour
Temperature (ºF)PressurePrecipitation (in.)

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