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.
09 00:56 SW 9 16.09 Fair CLR 14.4 10.6 78% 76.91 1025.2
08 23:56 SW 9 16.09 A Few Clouds FEW250 13.9 10 78% 76.91 1025.4
08 22:56 SW 9 16.09 Fair CLR 15 10 72% 76.91 1025.2
08 21:56 SW 7 16.09 A Few Clouds FEW250 15.6 10 70% 76.86 1024.8
08 20:56 SW 9 16.09 A Few Clouds FEW250 16.1 9.4 65% 76.86 1024.5
08 19:56 SW 15 16.09 Partly Cloudy SCT250 17.8 9.4 21.7 17.8 58% 76.86 1024.6
08 18:56 SW 19 16.09 Mostly Cloudy BKN250 19.4 9.4 53% 76.86 1024.5
08 17:56 S 19 16.09 Partly Cloudy SCT250 20 8.3 47% 76.84 1024.4
08 16:56 SW 15 16.09 Partly Cloudy SCT250 20.6 8.3 45% 76.86 1024.5
08 15:56 S 13 16.09 Partly Cloudy SCT250 20.6 7.8 44% 76.89 1025.0
08 14:56 S 19 16.09 A Few Clouds FEW055 FEW250 21.1 7.2 41% 76.89 1025.0
08 13:56 SE 20 16.09 A Few Clouds FEW055 FEW250 21.7 8.3 22.8 18.3 42% 76.86 1024.8
08 12:56 S 13 16.09 A Few Clouds FEW055 FEW250 21.7 8.9 44% 76.89 1024.9
08 11:56 Vrbl 7 16.09 A Few Clouds FEW050 FEW250 21.7 6.7 38% 76.89 1025.0
08 10:56 E 11 16.09 A Few Clouds FEW050 FEW250 21.1 7.2 41% 76.86 1024.8
08 09:56 NE 20 16.09 A Few Clouds FEW050 FEW250 20 7.2 44% 76.86 1024.6
08 08:56 NE 26 16.09 A Few Clouds FEW250 19.4 9.4 53% 76.81 1023.8
08 07:56 NE 22 G 35 16.09 A Few Clouds FEW250 18.3 10.6 18.3 14.4 61% 76.73 1022.9
08 06:56 N 20 16.09 A Few Clouds FEW046 16.7 11.1 70% 76.68 1022.2
08 05:56 N 7 16.09 A Few Clouds FEW046 15 12.2 83% 76.66 1021.8
08 04:56 NE 11 16.09 Mostly Cloudy BKN046 15.6 11.1 75% 76.58 1020.9
08 03:56 NE 22 G 30 16.09 Overcast SCT041 OVC050 16.1 11.1 72% 76.53 1020.3
08 02:56 NE 17 16.09 Overcast OVC037 16.1 12.2 78% 76.48 1019.4
08 01:56 NE 24 G 46 9.66 Light Rain Fog/Mist FEW010 OVC022 16.1 14.4 22.8 16.1 90% 76.43 1019.0 0.03 0.03
08 00:56 NE 22 16.09 Overcast BKN030 OVC035 20 13.9 68% 76.3 1017.2
07 22:56 N 24 16.09 A Few Clouds FEW090 20.6 14.4 68% 76.15 1015.0
07 21:56 NW 30 G 43 16.09 Mostly Cloudy SCT090 BKN130 21.7 14.4 63% 76.07 1014.1
07 20:56 N 20 16.09 Mostly Cloudy FEW060 BKN075 BKN110 22.2 14.4 61% 76 1013.3
07 19:56 N 26 G 43 16.09 Mostly Cloudy FEW065 SCT100 BKN250 22.8 13.9 28.9 22.8 57% 75.92 1012.0
07 18:56 N 28 G 41 16.09 Mostly Cloudy FEW065 BKN130 BKN250 23.9 13.9 54% 25 75.82 1010.8
07 17:56 N 22 G 44 16.09 Mostly Cloudy FEW065 FEW130 SCT220 BKN250 27.2 13.3 42% 27 75.74 1009.7
07 16:56 NW 30 G 43 16.09 Mostly Cloudy SCT065 SCT110 BKN250 28.3 12.8 38% 28 75.67 1008.7
07 15:56 NW 24 G 41 16.09 Partly Cloudy FEW065 SCT110 SCT230 27.8 14.4 44% 28 75.67 1008.5
07 14:56 W 33 G 46 16.09 Mostly Cloudy and Breezy FEW055CB SCT110 BKN220 27.8 13.3 41% 28 75.64 1008.3
07 13:56 W 31 G 44 16.09 Mostly Cloudy SCT060 BKN100 BKN250 28.3 13.3 28.9 22.8 40% 28 75.62 1008.0
07 12:56 W 24 G 44 16.09 Mostly Cloudy SCT055 BKN100 28.3 13.9 41% 28 75.62 1008.0
07 11:56 NW 22 G 39 16.09 Partly Cloudy SCT045 SCT100 27.2 15.6 49% 28 75.64 1008.4
07 10:56 NW 22 G 43 16.09 Partly Cloudy FEW040 SCT100 26.7 15 49% 27 75.67 1008.6
07 09:56 W 20 16.09 A Few Clouds FEW025 FEW100 26.7 16.1 52% 27 75.69 1008.8
07 07:56 W 11 16.09 Partly Cloudy SCT100 22.8 18.3 22.8 18.9 76% 75.67 1008.7
07 06:56 SW 15 16.09 A Few Clouds FEW110 20.6 18.3 87% 75.67 1008.6
07 05:56 SW 11 16.09 A Few Clouds FEW250 18.9 17.8 93% 75.62 1008.1
07 04:56 W 11 16.09 Fair CLR 19.4 17.8 91% 75.59 1007.7
07 03:56 W 11 16.09 Fair CLR 20 17.8 87% 75.59 1007.7
07 02:56 W 11 16.09 Fair CLR 18.9 17.8 93% 75.59 1007.8
07 01:56 W 15 16.09 Fair CLR 20 17.8 24.4 20 87% 75.59 1007.6 0.13
07 00:56 W 15 16.09 Fair CLR 20.6 17.8 84% 75.62 1007.9
06 23:56 W 13 16.09 Overcast OVC120 20.6 17.2 81% 75.59 1007.6 0.03
06 22:56 SW 19 16.09 Light Rain SCT075 OVC120 20.6 17.2 81% 75.62 1008.0 0.03 0.1
06 21:56 W 9 16.09 Overcast SCT065 BKN110 OVC180 20.6 17.2 81% 75.64 1008.3 0.03
06 20:56 W 26 G 67 14.48 Light Rain BKN060CB BKN110 OVC150 22.8 16.1 66% 75.67 1008.8 0.05
06 19:56 SW 24 16.09 Overcast FEW060 SCT100 BKN160 OVC250 22.8 16.1 27.8 22.8 66% 75.57 1007.4
06 18:56 SW 22 16.09 Mostly Cloudy FEW070 SCT160 BKN250 24.4 16.1 60% 26 75.54 1007.2
06 17:56 SW 19 16.09 Mostly Cloudy FEW070 FEW130 FEW200 BKN250 25.6 16.1 56% 26 75.59 1007.5
06 16:56 SW 19 16.09 Mostly Cloudy FEW070 FEW130 FEW200 BKN250 26.7 16.7 54% 27 75.59 1007.8
06 15:56 S 28 G 37 16.09 Mostly Cloudy FEW130 FEW200 BKN250 27.8 17.8 55% 29 75.64 1008.5
06 13:56 SW 20 16.09 Mostly Cloudy BKN120 BKN250 27.8 17.8 27.8 23.3 55% 29 75.77 1010.1
06 12:56 SW 19 16.09 Mostly Cloudy BKN110 BKN250 26.1 17.2 58% 27 75.82 1010.8
06 11:56 S 19 16.09 Mostly Cloudy BKN130 BKN250 26.7 16.7 54% 27 75.87 1011.3
06 10:56 SW 20 16.09 Mostly Cloudy FEW080 SCT200 BKN250 26.7 16.1 52% 27 75.9 1011.8
06 09:56 SW 17 16.09 Mostly Cloudy SCT080 BKN200 BKN250 25 16.1 58% 26 75.92 1012.2
06 08:56 SW 11 16.09 Mostly Cloudy BKN200 BKN250 23.9 16.1 62% 25 75.97 1012.8
06 07:56 SW 9 16.09 Mostly Cloudy SCT130 BKN250 22.8 16.1 22.8 16.1 66% 75.97 1012.9
06 06:56 SW 7 16.09 Mostly Cloudy FEW130 BKN250 21.1 16.7 76% 76 1013.0
06 05:56 Calm 16.09 Mostly Cloudy FEW130 BKN250 17.2 15 87% 75.97 1012.7
06 04:56 Calm 16.09 Fair CLR 17.2 15 87% 75.95 1012.4
06 03:56 Calm 16.09 Fair CLR 16.7 15.6 93% 75.95 1012.6
06 02:56 Calm 16.09 Fair CLR 17.2 15 87% 75.97 1012.8
06 01:56 S 6 16.09 Fair CLR 17.8 15.6 22.8 17.2 87% 76 1012.9
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)