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.
22 01:56 SE 20 14.48 Overcast OVC005 6.1 4.4 8.3 5.6 89% 3 76.15 1015.4
22 00:56 SE 15 16.09 Mostly Cloudy FEW009 BKN110 6.1 3.9 86% 3 76.15 1015.1
21 22:56 NE 11 16.09 Overcast OVC130 6.7 -1.1 58% 5 76.17 1015.5
21 21:56 N 9 16.09 Mostly Cloudy FEW130 SCT190 BKN250 6.7 -1.7 55% 5 76.2 1015.9
21 20:56 NE 9 16.09 Overcast BKN140 OVC250 7.8 -2.2 50% 6 76.12 1015.0
21 19:56 NE 17 16.09 Overcast BKN130 OVC250 8.3 -1.7 13.3 8.3 50% 6 76.1 1014.6
21 18:56 NE 17 16.09 Mostly Cloudy BKN150 BKN250 9.4 -1.7 46% 7 76.07 1014.4
21 17:56 NE 17 16.09 Mostly Cloudy BKN180 BKN250 10.6 -1.7 43% 76.02 1013.7
21 16:56 N 20 G 33 16.09 Mostly Cloudy SCT200 BKN250 11.1 -1.7 41% 75.97 1012.9
21 15:56 N 20 16.09 Mostly Cloudy BKN250 12.2 -1.1 40% 75.92 1012.1
21 14:56 NW 24 G 35 16.09 Mostly Cloudy BKN250 12.2 -0.6 42% 75.9 1011.9
21 13:56 N 26 G 46 16.09 Mostly Cloudy BKN250 12.2 0.6 12.8 6.7 45% 75.9 1011.7
21 12:56 N 31 G 48 16.09 A Few Clouds FEW030 FEW250 11.7 2.2 52% 75.92 1012.0
21 11:56 N 31 16.09 Partly Cloudy FEW030 SCT250 11.7 3.3 57% 75.9 1011.7
21 10:56 N 28 G 43 16.09 Mostly Cloudy FEW025 BKN031 10.6 4.4 66% 75.9 1011.8
21 09:56 N 24 G 39 16.09 A Few Clouds FEW018 FEW050 10.6 6.1 74% 75.82 1010.7
21 08:56 N 20 16.09 A Few Clouds FEW025 9.4 7.2 86% 7 75.72 1009.5
21 07:56 NW 11 0.21 Fog OVC002 6.7 6.1 6.7 3.9 96% 5 75.69 1009.0
21 06:56 NW 9 0.21 Fog OVC002 6.1 6.1 100% 4 75.59 1007.9
21 05:56 NW 7 6.44 Fog/Mist FEW060 BKN250 5 4.4 96% 4 75.57 1007.4
21 04:56 Calm 11.27 Mostly Cloudy FEW055 BKN090 5.6 5 96% 75.51 1006.7
21 03:56 W 7 11.27 Mostly Cloudy BKN050 4.4 4.4 100% 3 75.54 1007.0
21 02:56 SW 9 12.87 Mostly Cloudy BKN013 BKN050 5.6 5 96% 4 75.54 1007.1
21 01:56 SW 9 12.87 A Few Clouds FEW016 FEW031 5.6 4.4 7.2 5.6 92% 4 75.57 1007.5 0.41
21 00:56 SW 19 14.48 Mostly Cloudy FEW017 SCT026 BKN049 6.1 5 93% 3 75.59 1007.9
20 23:56 SW 24 G 37 16.09 Light Rain BKN039 OVC065 6.7 5 89% 3 75.64 1008.6 0.03
20 22:56 S 22 G 39 16.09 Light Rain OVC065 6.7 4.4 85% 3 75.69 1009.3 0.08 0.38
20 21:56 SW 30 G 46 12.87 Rain BKN055 OVC070 6.7 4.4 85% 3 75.79 1010.4 0.18
20 20:56 SW 19 G 37 12.87 Light Rain BKN060 OVC075 6.1 3.9 86% 3 75.84 1011.0 0.13
20 19:56 SW 20 G 37 14.48 Light Rain BKN060 OVC080 6.7 3.9 9.4 6.7 83% 3 75.79 1010.6 0.03 0.03
20 18:56 S 28 G 44 16.09 Overcast FEW100 BKN130 OVC180 7.2 2.2 71% 3 75.77 1010.3
20 17:56 S 30 G 56 16.09 Mostly Cloudy FEW080 BKN150 BKN180 BKN250 7.2 2.2 71% 3 75.77 1010.1
20 16:56 S 35 G 52 16.09 Mostly Cloudy and Breezy FEW100 FEW150 SCT200 BKN250 7.8 1.1 63% 4 75.79 1010.7
20 15:56 S 24 G 56 16.09 Mostly Cloudy FEW070 BKN250 8.3 2.2 66% 5 75.92 1012.3
20 14:56 S 22 G 48 16.09 Mostly Cloudy BKN250 9.4 1.7 59% 7 76.05 1013.9
20 13:56 S 31 G 48 16.09 Mostly Cloudy BKN250 9.4 1.7 9.4 3.3 59% 6 76.2 1015.8
20 12:56 S 26 G 43 16.09 Mostly Cloudy FEW060 BKN250 8.3 1.7 63% 5 76.3 1017.2
20 11:56 S 20 16.09 Mostly Cloudy BKN250 8.3 1.1 61% 5 76.38 1018.4
20 10:56 S 13 16.09 Mostly Cloudy BKN250 7.8 1.1 63% 6 76.43 1019.0
20 09:56 S 19 16.09 Mostly Cloudy BKN250 6.7 0.6 65% 4 76.48 1019.6
20 08:56 SW 13 16.09 A Few Clouds FEW250 5.6 0 68% 3 76.53 1020.2
20 07:56 SW 9 16.09 A Few Clouds FEW250 3.3 0.6 3.9 1.1 83% 1 76.53 1020.3
20 06:56 SW 7 16.09 A Few Clouds FEW250 1.1 0 92% -1 76.5 1019.9
20 05:56 SW 11 16.09 Partly Cloudy FEW055 SCT250 2.2 0.6 89% -1 76.48 1019.8
20 04:56 S 7 16.09 A Few Clouds FEW055 2.8 0 82% 1 76.5 1019.9
20 03:56 SW 15 16.09 Mostly Cloudy BKN060 3.3 0.6 83% 0 76.56 1020.5
20 02:56 SW 13 16.09 Overcast OVC055 3.9 1.1 82% 1 76.61 1021.4
20 01:56 SW 11 16.09 Mostly Cloudy BKN055 3.3 0.6 3.3 0 83% 1 76.68 1022.3
20 00:56 S 9 16.09 Overcast OVC085 3.3 0 79% 1 76.68 1022.2
19 23:56 S 7 16.09 Overcast OVC075 2.8 -0.6 79% 1 76.68 1022.5
19 22:56 SE 6 16.09 Mostly Cloudy BKN075 2.2 -1.7 76% 76.71 1022.6
19 21:56 Calm 16.09 Mostly Cloudy BKN080 1.1 -2.8 76% 76.71 1022.7
19 20:56 S 6 16.09 Mostly Cloudy BKN070 1.7 -3.3 70% 76.73 1023.1
19 19:56 SW 7 16.09 A Few Clouds FEW060 1.7 -3.9 4.4 1.7 67% -0 76.71 1022.7
19 18:56 SW 9 16.09 A Few Clouds FEW065 2.8 -5 57% 1 76.66 1022.1
19 17:56 SW 9 16.09 Mostly Cloudy BKN065 3.3 -5 55% 1 76.68 1022.3
19 16:56 S 9 16.09 Overcast FEW020 OVC055 3.3 -4.4 57% 1 76.68 1022.3
19 15:56 S 15 16.09 Overcast FEW020 OVC060 3.9 -2.2 65% 1 76.73 1023.0
19 14:56 S 13 16.09 Overcast FEW019 SCT050 OVC070 4.4 -1.7 65% 2 76.78 1023.8
19 13:56 SW 15 16.09 Overcast BKN019 BKN050 OVC065 3.9 -1.7 3.9 -1.7 67% 1 76.86 1024.8
19 12:56 S 13 16.09 Overcast BKN023 OVC050 3.3 -1.7 70% 0 76.94 1025.6
19 11:56 S 11 16.09 Overcast BKN023 OVC075 3.3 -2.2 68% 1 76.94 1025.9
19 10:56 SE 13 16.09 Mostly Cloudy FEW024 BKN055 BKN070 3.3 -3.3 62% 0 76.99 1026.5
19 09:56 S 9 16.09 Mostly Cloudy FEW028 BKN060 BKN110 2.2 -3.9 64% -0 77.01 1026.8
19 08:56 E 6 16.09 Mostly Cloudy BKN110 1.1 -5.6 61% 76.99 1026.4
19 07:56 Calm 16.09 Mostly Cloudy FEW085 SCT100 SCT130 BKN250 -1.7 -5.6 -1.1 -3.3 75% 76.99 1026.6
19 06:56 Calm 16.09 Mostly Cloudy FEW085 SCT100 SCT130 BKN220 -2.8 -5.6 81% 76.99 1026.6
19 05:56 Calm 16.09 Overcast OVC130 -2.2 -6.1 75% 77.01 1026.7
19 04:56 Calm 16.09 A Few Clouds FEW120 -1.7 -6.7 69% 77.04 1027.2
19 03:56 Calm 16.09 Overcast OVC120 -2.2 -5.6 78% 77.04 1027.1
19 02:56 Calm 16.09 Overcast OVC120 -2.8 -6.7 75% 77.06 1027.5
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)