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.
17 05:56 W 20 G 43 16.09 Partly Cloudy SCT030 3.3 -3.3 62% -1 75.21 1002.7
17 04:56 W 35 G 54 16.09 A Few Clouds and Breezy FEW029 3.9 -1.7 67% -1 75.08 1000.9
17 03:56 W 33 G 56 16.09 Overcast and Breezy FEW024 OVC070 6.7 2.2 73% 2 74.9 998.7
17 02:56 SW 30 G 43 16.09 Overcast SCT017 BKN024 OVC050 6.7 5 89% 3 74.8 997.3
17 01:56 W 22 16.09 Light Rain FEW028 OVC037 8.9 7.2 12.2 8.9 89% 6 74.63 994.9 0.05 0.41
17 00:56 S 35 G 63 9.66 Fog/Mist and Breezy OVC004 11.7 11.1 96% 74.42 992.1
16 23:56 S 37 G 67 1.21 Fog/Mist and Breezy VV002 11.7 11.1 96% 74.52 993.5
16 22:56 S 33 G 59 0.40 Fog and Breezy VV002 11.1 10.6 97% 74.65 995.3 0.36
16 21:56 S 28 G 50 0.40 Fog/Mist VV002 11.1 11.1 100% 74.75 996.6
16 20:56 S 30 G 61 11.27 Light Rain OVC004 12.2 11.7 97% 74.88 998.1 0.36
16 19:56 S 30 G 65 2.41 Thunderstorm Rain Fog/Mist OVC004CB 11.7 11.1 12.8 10.6 96% 74.98 999.6 0.79 1.19
16 18:56 S 35 G 50 2.41 Light Rain Fog/Mist and Breezy OVC004 11.7 11.1 96% 75.01 999.8 0.41
16 17:56 S 31 G 54 0.40 Fog VV002 11.7 11.1 96% 75.08 1001.0
16 16:56 S 35 G 56 0.40 Fog and Breezy OVC002 12.2 11.7 97% 75.18 1002.2
16 15:56 S 35 G 61 0.21 Fog and Breezy VV002 12.2 12.2 100% 75.26 1003.3
16 14:56 S 33 G 52 11.27 Overcast and Breezy OVC005 12.2 11.1 93% 75.31 1004.1
16 13:56 S 26 G 57 0.21 Fog VV002 11.7 11.1 12.2 11.1 96% 75.41 1005.3 0.18
16 12:56 S 26 G 50 0.21 Fog VV002 11.7 11.7 100% 75.44 1005.9 0.03
16 11:56 S 37 G 56 0.40 Light Rain Fog and Breezy VV002 11.7 11.7 100% 75.51 1006.9 0.03
16 10:56 S 35 G 57 0.21 Fog and Breezy VV002 12.2 11.7 97% 75.59 1007.8 0.03 0.13
16 09:56 S 31 G 48 0.80 Fog VV002 12.2 12.2 100% 75.64 1008.6 0.05
16 08:56 S 28 G 56 0.21 Light Rain Fog VV002 11.7 11.1 96% 75.67 1008.8 0.05
16 07:56 S 35 G 48 0.21 Fog and Breezy VV002 11.1 11.1 11.1 7.2 100% 75.74 1010.0 0.38
16 06:56 SE 31 G 52 0.21 Fog VV002 10.6 10.6 100% 75.79 1010.6
16 05:56 SE 30 G 56 6.44 Fog/Mist OVC003 10 9.4 96% 7 75.92 1012.0 0.08
16 04:56 SE 28 G 46 6.44 Light Rain Fog/Mist OVC004 8.3 7.8 97% 5 75.97 1013.0 0.08 0.3
16 03:56 SE 33 G 52 9.66 Fog/Mist and Breezy BKN005 OVC020 8.3 7.2 93% 4 76.07 1014.1 0.23
16 02:56 SE 33 G 59 6.44 Rain Fog/Mist and Breezy FEW009 BKN036 OVC065 7.8 6.7 93% 4 76.23 1016.2
16 01:56 SE 31 G 52 16.09 Overcast OVC070 7.2 5 7.2 5 86% 3 76.4 1018.6
16 00:56 SE 33 G 48 16.09 Overcast and Breezy OVC060 6.7 4.4 85% 2 76.53 1020.4
15 23:56 SE 39 G 56 16.09 Mostly Cloudy and Breezy FEW035 SCT150 BKN230 6.7 4.4 85% 2 76.63 1021.8
15 22:56 SE 33 G 50 16.09 Overcast and Breezy FEW060 BKN140 OVC230 6.1 3.9 86% 2 76.78 1023.6
15 21:56 SE 33 G 52 16.09 Overcast and Breezy SCT033 BKN070 OVC240 6.1 2.8 80% 2 76.89 1025.2
15 20:56 SE 28 G 41 16.09 Mostly Cloudy FEW034 FEW070 SCT150 BKN240 5.6 1.7 76% 1 77.01 1026.7
15 19:56 SE 20 G 43 16.09 Mostly Cloudy FEW060 SCT080 BKN230 5 1.7 5 3.9 79% 1 77.06 1027.4
15 18:56 E 22 16.09 Mostly Cloudy FEW060 SCT075 BKN250 5 0.6 73% 1 77.11 1028.1
15 17:56 E 24 16.09 Overcast BKN060 OVC080 5 0 70% 1 77.17 1028.9
15 16:56 SE 20 16.09 Overcast OVC060 5 -0.6 67% 1 77.22 1029.6
15 15:56 SE 26 16.09 Overcast BKN055 OVC070 4.4 -1.1 68% 0 77.24 1029.7
15 14:56 SE 17 16.09 Overcast FEW040 OVC060 3.9 -1.7 67% 0 77.34 1031.2
15 13:56 SE 28 16.09 Overcast OVC065 3.9 -3.9 5.6 1.1 57% -1 77.37 1031.5
15 12:56 SE 24 16.09 Overcast OVC065 3.9 -5 53% -0 77.42 1032.1
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
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)