Weather observations for the past three days for
Islip, Long Island Mac Arthur Airport
Metric (Imperial)
Date Time (edt) Wind (kph) Vis. (km) Weather Sky Cond. Temperature (ºC) Relative Humidity Wind Chill (°C) Heat Index (°C) Pressure Precipitation (cm)
Air Dwpt 6 hour altimeter (cm) sea level (mb) 1 hr 3 hr 6 hr
Max. Min.
15 11:56 SE 20 16.09 Overcast BKN065 OVC120 5.6 -6.1 43% 2 77.42 1032.3
15 10:56 E 17 16.09 Mostly Cloudy SCT075 BKN110 BKN250 5 -7.2 41% 2 77.42 1032.1
15 09:56 NE 15 16.09 Mostly Cloudy BKN110 BKN250 3.3 -6.7 48% 0 77.42 1032.1
15 08:56 NE 13 16.09 Mostly Cloudy BKN110 BKN250 2.2 -6.7 52% -1 77.42 1032.3
15 07:56 NE 13 16.09 Mostly Cloudy SCT110 BKN250 1.1 -5.6 1.7 -1.1 61% -2 77.37 1031.5
15 06:56 E 9 16.09 Mostly Cloudy SCT095 BKN130 BKN250 1.1 -5 64% -1 77.37 1031.5
15 05:56 E 6 16.09 Overcast BKN075 OVC110 1.1 -4.4 67% 77.32 1030.9
15 04:56 NE 7 16.09 Overcast SCT085 OVC110 0.6 -5 66% -1 77.22 1029.5
15 03:56 NE 6 16.09 Mostly Cloudy BKN110 -0.6 -5.6 69% 77.19 1029.2
15 02:56 SW 6 16.09 Overcast OVC120 1.7 -6.7 54% 77.19 1029.3
15 01:56 N 7 16.09 Fair CLR 0.6 -7.2 5.6 0.6 56% -1 77.14 1028.5
15 00:56 N 9 16.09 Fair CLR 1.1 -7.2 54% -1 77.11 1028.0
14 23:56 NW 7 16.09 A Few Clouds FEW250 2.2 -6.7 52% 0 77.06 1027.4
14 22:56 NW 13 16.09 A Few Clouds FEW250 2.8 -7.2 48% -0 76.99 1026.5
14 21:56 NW 15 16.09 A Few Clouds FEW250 3.9 -7.2 45% 1 76.91 1025.5
14 20:56 NW 22 16.09 A Few Clouds FEW250 5 -7.2 41% 1 76.81 1024.1
14 19:56 NW 17 16.09 A Few Clouds FEW070 FEW250 5.6 -7.2 10.6 5.6 40% 3 76.71 1022.8
14 18:56 NW 24 G 37 16.09 A Few Clouds FEW070 FEW250 6.7 -8.3 34% 3 76.61 1021.4
14 17:56 NW 28 G 44 16.09 A Few Clouds FEW070 FEW250 8.3 -8.3 30% 5 76.48 1019.6
14 16:56 NW 33 G 52 16.09 A Few Clouds and Breezy FEW070 FEW250 9.4 -7.8 29% 6 76.38 1018.1
14 15:56 W 39 G 67 16.09 Partly Cloudy and Breezy FEW070 SCT250 10.6 -7.8 27% 76.25 1016.6
14 14:56 W 46 G 65 16.09 Partly Cloudy and Windy SCT070 SCT250 10 -7.8 28% 6 76.17 1015.4
14 13:56 NW 35 G 54 16.09 Partly Cloudy and Breezy SCT070 SCT250 10 -7.2 10 3.3 29% 7 76.07 1014.3
14 12:56 NW 39 G 57 16.09 Mostly Cloudy and Breezy SCT070 BKN250 8.3 -7.8 31% 4 76.07 1014.2
14 11:56 W 43 G 67 16.09 Partly Cloudy and Windy SCT060 SCT250 9.4 -6.7 32% 5 76 1013.2
14 10:56 W 48 G 67 16.09 Partly Cloudy and Windy SCT060 SCT250 8.3 -6.7 34% 4 75.95 1012.4
14 09:56 W 43 G 69 16.09 A Few Clouds and Windy FEW040 FEW250 8.3 -6.1 36% 4 75.9 1011.8
14 08:56 W 20 16.09 A Few Clouds FEW035 FEW250 6.7 -1.7 55% 3 75.84 1011.1
14 07:56 W 7 16.09 A Few Clouds FEW030 FEW250 3.3 0.6 5 1.7 83% 2 75.74 1009.9
14 06:56 S 17 16.09 A Few Clouds FEW030 FEW250 2.2 0 86% -2 75.69 1009.2
14 05:56 W 13 16.09 Fair CLR 3.9 -0.6 73% 1 75.64 1008.5
14 04:56 SW 11 16.09 Fair CLR 2.8 0.6 86% 0 75.64 1008.3
14 03:56 W 15 16.09 Fair CLR 4.4 1.7 83% 1 75.64 1008.5
14 02:56 SW 9 16.09 Fair CLR 3.3 2.2 93% 1 75.67 1008.8
14 01:56 SW 20 16.09 Fair CLR 5 3.3 5.6 3.3 89% 1 75.74 1009.7
14 00:56 SW 19 16.09 Fair CLR 5.6 3.3 85% 2 75.72 1009.5
13 23:56 S 15 16.09 Mostly Cloudy FEW075 SCT100 BKN250 4.4 1.1 79% 1 75.74 1009.7
13 22:56 S 22 G 37 16.09 Mostly Cloudy SCT110 BKN250 4.4 0.6 77% 0 75.79 1010.6
13 21:56 S 26 16.09 Partly Cloudy SCT250 3.9 -0.6 73% -1 75.84 1011.1
13 20:56 S 20 16.09 Partly Cloudy FEW120 SCT250 3.3 -1.7 70% -1 75.97 1012.9
13 19:56 S 20 G 33 16.09 Mostly Cloudy SCT120 BKN170 BKN250 3.9 -2.8 3.9 2.8 62% 0 76.02 1013.4
13 18:56 S 26 16.09 Mostly Cloudy BKN120 BKN200 BKN250 3.9 -3.3 60% -1 76.05 1013.8
13 17:56 S 20 G 44 16.09 Mostly Cloudy BKN120 BKN250 3.9 -3.9 57% 0 76.1 1014.4
13 16:56 S 24 G 43 16.09 Overcast BKN110 OVC250 3.3 -4.4 57% -1 76.07 1014.1
13 15:56 SW 22 16.09 Overcast FEW080 BKN120 OVC250 3.9 -5.6 50% -0 76.23 1016.3
13 14:56 S 24 G 35 16.09 Overcast BKN090 BKN130 OVC250 3.3 -7.2 46% -1 76.23 1016.2
13 13:56 SW 28 G 37 16.09 Overcast FEW050 BKN110 OVC250 3.3 -8.3 3.9 -0.6 43% -2 76.4 1018.5
13 12:56 SW 28 G 44 16.09 Mostly Cloudy SCT120 BKN250 3.9 -7.2 45% -1 76.5 1020.0
13 11:56 S 19 G 30 16.09 Mostly Cloudy BKN250 3.9 -6.7 46% 0 76.5 1020.0
13 10:56 W 17 G 26 16.09 Mostly Cloudy BKN250 3.3 -8.9 41% -0 76.58 1021.0
13 09:56 W 19 G 28 16.09 Mostly Cloudy BKN250 2.2 -8.3 46% -2 76.61 1021.3
13 08:56 W 13 16.09 A Few Clouds FEW250 0.6 -7.8 54% -3 76.61 1021.4
13 07:56 W 9 16.09 Fair CLR -0.6 -8.3 1.1 -2.2 56% -3 76.56 1020.8
13 06:56 W 9 16.09 Fair CLR -1.7 -8.9 58% -5 76.53 1020.4
13 05:56 NW 15 16.09 A Few Clouds FEW060 -1.1 -9.4 54% -5 76.43 1018.9
13 04:56 NW 26 G 35 16.09 Fair CLR -0.6 -8.3 56% -6 76.28 1016.9
13 03:56 NW 20 G 41 16.09 Fair CLR 0 -7.8 56% -5 76.28 1016.9
13 02:56 NW 24 G 44 16.09 Fair CLR 0.6 -7.8 54% -5 76.25 1016.7
13 01:56 W 22 16.09 Fair CLR 0.6 -6.7 1.1 0.6 58% -4 76.25 1016.6 0.05
13 00:56 W 20 G 41 16.09 Fair CLR 1.1 -5.6 61% -3 76.2 1016.0
12 23:56 W 20 16.09 Partly Cloudy SCT060 1.1 -3.3 73% -3 76.15 1015.3
12 22:56 W 19 16.09 A Few Clouds FEW012 FEW055 1.1 -2.8 76% -3 76.07 1014.3 0.05
12 21:56 W 15 16.09 A Few Clouds FEW055 0.6 -1.1 89% -3 76.05 1013.9
12 20:56 W 15 14.48 Mostly Cloudy SCT007 BKN012 BKN035 BKN180 0.6 -0.6 92% -3 76.02 1013.6 0.05
12 19:56 W 17 3.22 Light Snow Fog/Mist BKN006 OVC012 0.6 0 4.4 0.6 96% -4 75.95 1012.4 0.05 0.43
12 18:56 W 11 2.41 Light Snow Fog/Mist BKN005 OVC012 0.6 0 96% -2 75.84 1011.3 0.1
12 17:56 NW 9 1.61 Light Snow Fog/Mist BKN004 OVC008 0.6 -0.6 92% -2 75.84 1011.0 0.15
12 16:56 NW 17 G 35 3.22 Light Rain Snow Fog/Mist BKN008 BKN011 OVC019 1.7 0.6 93% -2 75.72 1009.4 0.1 0.13
12 15:56 NW 24 G 35 9.66 Light Rain Snow Fog/Mist BKN012 BKN050 OVC070 2.8 1.1 89% -2 75.67 1008.6 0.03
12 14:56 NW 17 9.66 Light Rain FEW017 BKN027 OVC065 4.4 1.7 83% 1 75.57 1007.6
12 13:56 NW 22 G 37 16.09 Light Rain FEW015 BKN021 OVC050 4.4 1.7 12.8 4.4 83% 0 75.51 1006.9 0.05 0.05
12 12:56 NW 22 G 39 16.09 Light Rain OVC019 6.1 1.7 74% 3 75.54 1007.2
Date Time (edt) Wind (kph) Vis. (km) Weather Sky Cond. Air Dwpt Max. Min. Relative Humidity Wind Chill (°C) Heat Index (°C) altimeter (cm) sea level (mb) 1 hr 3 hr 6 hr
6 hour
Temperature (ºC) Pressure Precipitation (cm)