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.
16 20:56 S 15 16.09 Mostly Cloudy BKN250 15 11.7 81% 75.62 1007.9
16 19:56 S 13 16.09 Mostly Cloudy BKN250 16.7 11.7 27.8 16.7 73% 75.62 1007.9
16 18:56 S 13 16.09 Mostly Cloudy BKN250 18.3 12.2 68% 75.62 1008.2
16 17:56 SW 24 16.09 Mostly Cloudy BKN250 21.1 12.8 59% 75.64 1008.5
16 16:56 S 17 16.09 Mostly Cloudy BKN250 21.1 13.9 64% 75.67 1008.7
16 15:56 S 20 16.09 Mostly Cloudy FEW055 BKN250 25.6 15 52% 26 75.69 1009.1
16 14:56 S 22 16.09 Mostly Cloudy FEW055 BKN250 26.7 15 49% 27 75.77 1010.0
16 13:56 S 20 16.09 Mostly Cloudy BKN250 27.2 15 27.8 18.3 47% 27 75.84 1010.9
16 12:56 S 20 16.09 Mostly Cloudy FEW050 BKN250 27.2 15 47% 27 75.9 1011.7
16 11:56 S 15 16.09 Mostly Cloudy BKN250 25.6 15 52% 26 75.95 1012.4
16 10:56 S 19 16.09 Mostly Cloudy BKN250 23.9 14.4 55% 25 75.97 1012.7
16 09:56 S 17 16.09 Partly Cloudy SCT250 23.9 15 58% 25 75.97 1012.8
16 08:56 S 9 16.09 Partly Cloudy SCT250 21.1 13.9 64% 75.97 1012.8
16 07:56 S 7 16.09 Partly Cloudy SCT250 18.3 12.8 19.4 14.4 70% 75.95 1012.5
16 06:56 Calm 16.09 Partly Cloudy FEW180 SCT250 15 12.2 83% 75.95 1012.4
16 05:56 Calm 16.09 Mostly Cloudy SCT180 BKN250 15 12.2 83% 75.9 1011.7
16 04:56 Calm 16.09 Fair CLR 16.7 12.8 78% 75.9 1011.7
16 03:56 SE 6 16.09 Fair CLR 17.2 13.3 78% 75.9 1011.6
16 02:56 NW 6 16.09 Mostly Cloudy SCT085 BKN110 18.9 13.3 70% 75.87 1011.3
16 01:56 SW 7 16.09 Fair CLR 17.8 12.2 18.9 16.7 70% 75.84 1011.2
16 00:56 SW 15 16.09 Fair CLR 17.8 12.2 70% 75.9 1011.8
15 23:56 SW 7 16.09 Mostly Cloudy FEW060 FEW110 BKN250 16.7 11.7 73% 75.9 1011.7
15 22:56 SW 13 16.09 Mostly Cloudy FEW060 FEW110 BKN250 17.2 11.7 70% 75.92 1012.1
15 21:56 SW 17 16.09 Mostly Cloudy FEW060 BKN250 18.3 11.7 66% 75.9 1011.8
15 20:56 SW 19 16.09 Mostly Cloudy FEW200 BKN250 18.3 11.7 66% 75.9 1011.9
15 19:56 SW 17 16.09 Mostly Cloudy FEW070 FEW180 BKN250 18.3 11.7 26.1 18.3 66% 75.87 1011.3
15 18:56 SW 19 14.48 Overcast FEW070 FEW120 SCT180 OVC250 18.3 11.7 66% 75.84 1011.2
15 17:56 SW 17 16.09 Mostly Cloudy FEW060 FEW150 BKN250 21.7 12.8 57% 75.87 1011.3
15 16:56 SW 24 G 43 16.09 Mostly Cloudy FEW055 BKN160 BKN250 23.9 13.3 52% 25 75.84 1011.1
15 15:56 S 15 16.09 Mostly Cloudy FEW055 BKN160 BKN250 24.4 14.4 54% 26 75.87 1011.3
15 14:56 SW 22 16.09 Mostly Cloudy FEW055 BKN160 BKN250 25 14.4 52% 26 75.9 1011.7
15 13:56 S 19 16.09 Mostly Cloudy BKN140 BKN250 24.4 15 27.2 20 56% 26 75.92 1012.1
15 12:56 SW 24 16.09 Mostly Cloudy BKN100 BKN180 BKN250 25.6 14.4 50% 26 75.95 1012.5
15 11:56 SW 24 16.09 Mostly Cloudy SCT110 BKN180 BKN250 27.2 14.4 45% 27 76 1013.1
15 10:56 SW 7 16.09 Mostly Cloudy SCT110 BKN180 BKN250 26.1 15 50% 27 76.05 1013.9
15 09:56 SW 13 16.09 Mostly Cloudy SCT180 BKN250 25 14.4 52% 26 76.07 1014.0
15 08:56 W 17 16.09 Mostly Cloudy FEW180 BKN250 23.3 14.4 57% 76.05 1013.9
15 07:56 W 7 16.09 Mostly Cloudy FEW170 BKN250 20 14.4 20 13.9 70% 76 1013.0
15 06:56 Calm 16.09 Mostly Cloudy FEW120 SCT170 BKN250 15 12.2 83% 75.97 1012.8
15 05:56 Calm 16.09 Mostly Cloudy SCT160 BKN250 14.4 12.2 87% 75.95 1012.3
15 04:56 SW 9 16.09 Fair CLR 14.4 11.7 84% 75.92 1011.9
15 03:56 Calm 16.09 Fair CLR 14.4 11.7 84% 75.9 1011.7
15 02:56 Calm 16.09 Fair CLR 16.1 12.2 78% 75.9 1011.8
15 01:56 SW 9 16.09 A Few Clouds FEW110 17.2 12.2 18.9 16.7 73% 75.9 1011.9
15 00:56 Calm 16.09 Fair CLR 17.2 11.7 70% 75.92 1012.2
14 23:56 SW 6 16.09 Mostly Cloudy FEW070 BKN170 BKN250 18.3 11.7 66% 75.95 1012.5
14 22:56 SW 15 16.09 Mostly Cloudy SCT090 BKN180 BKN250 17.2 11.1 68% 75.92 1012.0
14 21:56 SW 19 16.09 Mostly Cloudy SCT130 BKN220 17.2 11.1 68% 75.9 1011.7
14 20:56 SW 15 16.09 Partly Cloudy FEW130 SCT250 16.7 10 65% 75.87 1011.4
14 19:56 SW 22 G 39 16.09 Partly Cloudy FEW150 SCT250 17.8 10 25 17.8 60% 75.79 1010.4
14 18:56 SW 22 16.09 Mostly Cloudy FEW150 BKN250 17.8 10.6 63% 75.79 1010.4
14 17:56 SW 24 G 50 16.09 Mostly Cloudy BKN250 20.6 11.1 55% 75.79 1010.4
14 16:56 SW 20 G 39 16.09 Partly Cloudy SCT250 22.2 12.2 53% 75.84 1011.2
14 15:56 S 19 16.09 Partly Cloudy SCT250 22.2 13.3 57% 75.95 1012.3
14 14:56 S 26 16.09 Partly Cloudy FEW050 SCT250 22.2 12.8 55% 75.97 1012.9
14 13:56 S 19 16.09 Partly Cloudy FEW050 SCT250 25 13.9 25.6 16.1 50% 26 76.05 1013.8
14 12:56 S 20 16.09 Partly Cloudy FEW050 SCT250 24.4 13.3 50% 26 76.07 1014.3
14 11:56 S 19 16.09 A Few Clouds FEW170 FEW250 24.4 13.9 52% 26 76.17 1015.4
14 10:56 S 11 16.09 A Few Clouds FEW200 FEW250 25 13.9 50% 26 76.17 1015.7
14 09:56 S 6 16.09 A Few Clouds FEW250 23.3 14.4 57% 76.17 1015.6
14 08:56 Calm 16.09 Partly Cloudy SCT250 20 13.9 68% 76.2 1016.0
14 07:56 Calm 16.09 Partly Cloudy FEW140 SCT250 16.1 13.3 16.1 11.1 84% 76.2 1016.0
14 06:56 Calm 14.48 Partly Cloudy FEW140 SCT250 12.8 11.7 93% 76.17 1015.5
14 05:56 S 9 16.09 Partly Cloudy SCT250 11.7 11.1 96% 76.15 1015.1
14 04:56 Calm 16.09 Fair CLR 12.2 11.1 93% 76.1 1014.6
14 03:56 Calm 16.09 Fair CLR 12.8 11.1 90% 76.1 1014.4
14 02:56 Calm 16.09 Fair CLR 12.8 11.7 93% 76.1 1014.6
14 01:56 Calm 16.09 Fair CLR 13.3 11.7 17.2 13.3 90% 76.12 1014.8 0.2
14 00:56 SW 9 16.09 Fair CLR 15 12.2 83% 76.17 1015.4
13 23:56 SW 6 16.09 Overcast FEW060 BKN110 OVC150 15.6 13.9 90% 76.15 1015.1 0.13
13 22:56 W 9 6.44 Heavy Rain FEW027 BKN060 OVC080 13.9 10.6 81% 76.23 1016.0 0.08 0.08
13 21:56 SW 17 16.09 Partly Cloudy FEW120 SCT250 14.4 9.4 72% 76.12 1014.7
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)