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.
21 12:56 NE 24 16.09 Overcast OVC016 17.8 13.9 78% 76.45 1019.3
21 11:56 N 19 16.09 Overcast OVC014 16.7 13.3 80% 76.45 1019.0
21 10:56 NE 26 G 39 16.09 Overcast OVC013 16.7 13.3 80% 76.43 1018.8
21 09:56 NE 24 G 39 16.09 Overcast OVC011 15.6 13.3 86% 76.38 1018.1
21 08:56 N 20 G 35 16.09 Overcast OVC009 15.6 13.9 90% 76.33 1017.5
21 07:56 N 20 G 39 16.09 Overcast OVC008 15 13.9 18.9 15 93% 76.25 1016.5 0.66
21 06:56 N 28 G 43 16.09 Overcast OVC008 15.6 13.9 90% 76.17 1015.5
21 05:56 N 22 G 37 16.09 Overcast OVC007 15.6 14.4 93% 76.12 1014.8
21 04:56 N 24 G 37 16.09 Overcast OVC006 15.6 15 96% 76.07 1014.2 0.03 0.66
21 03:56 N 20 16.09 Light Rain OVC007 16.7 15.6 93% 76.05 1013.8 0.15
21 02:56 N 22 4.83 Heavy Rain Fog/Mist FEW006 BKN049 OVC070 17.2 16.7 97% 76 1013.3 0.48
21 01:56 N 15 16.09 Light Rain OVC004 18.9 18.3 20.6 18.9 96% 76.02 1013.3 0.03 0.03
21 00:56 NW 13 16.09 Light Rain BKN006 BKN010 OVC015 20 19.4 96% 76 1013.3
20 23:56 NW 9 16.09 Overcast FEW010 BKN025 OVC065 20 19.4 96% 76 1013.1
20 22:56 Calm 16.09 Overcast FEW014 OVC023 20 20 100% 76 1013.0
20 21:56 Calm 16.09 Overcast SCT012 BKN021 OVC030 20.6 19.4 93% 75.97 1012.9
20 20:56 SE 7 14.48 Overcast OVC014 20.6 19.4 93% 75.97 1012.7
20 19:56 SE 11 16.09 Overcast OVC021 20.6 18.3 20.6 18.9 87% 75.97 1012.6 0.13
20 18:56 S 13 16.09 Light Drizzle BKN026 OVC032 20.6 17.8 84% 75.97 1012.8
20 17:56 S 15 14.48 Light Drizzle FEW014 BKN024 OVC030 20 17.2 84% 76 1013.1
20 16:56 S 22 14.48 Light Drizzle FEW021 BKN025 OVC032 20 17.2 84% 76.02 1013.5 0.13
20 15:56 SE 15 12.87 Overcast FEW014 BKN027 OVC036 19.4 18.3 93% 76.05 1013.7 0.13
20 14:56 SE 15 9.66 Light Rain Fog/Mist SCT029 OVC041 19.4 17.8 91% 76.1 1014.4
20 13:56 SE 17 12.87 Light Rain BKN023 OVC035 18.9 17.8 19.4 17.8 93% 76.15 1015.1 0.05 0.48
20 12:56 SE 17 8.05 Light Rain Fog/Mist SCT009 OVC048 18.3 17.8 97% 76.2 1015.9 0.15
20 11:56 SE 17 9.66 Light Rain Fog/Mist FEW006 SCT022 OVC048 18.3 17.2 93% 76.25 1016.6 0.08
20 10:56 SE 13 4.83 Light Rain Fog/Mist FEW016 BKN035 OVC060 18.3 17.2 93% 76.33 1017.6 0.05 0.2
20 09:56 SE 13 9.66 Light Rain Fog/Mist FEW018 BKN032 OVC055 18.3 16.7 90% 76.35 1017.8 0.15
20 08:56 S 17 12.87 Light Rain BKN030 OVC070 18.9 15 78% 76.38 1018.0
20 07:56 SE 17 16.09 Overcast FEW031 OVC075 18.9 15 18.9 15.6 78% 76.35 1018.0
20 06:56 SE 19 16.09 Mostly Cloudy SCT026 BKN085 18.9 13.9 73% 76.35 1018.0
20 05:56 E 7 16.09 Mostly Cloudy FEW028 BKN110 16.7 13.3 80% 76.38 1018.1
20 04:56 E 7 16.09 A Few Clouds FEW095 16.1 12.8 81% 76.4 1018.5
20 03:56 E 9 16.09 Fair CLR 16.7 11.7 73% 76.45 1019.2
19 21:56 SE 13 16.09 Overcast BKN130 OVC170 17.2 10.6 65% 76.63 1021.7
19 20:56 E 11 16.09 Mostly Cloudy FEW045 BKN120 BKN250 17.2 11.1 68% 76.63 1021.4
19 19:56 E 7 16.09 Mostly Cloudy FEW045 BKN140 BKN250 17.2 11.7 20.6 17.2 70% 76.63 1021.6
19 18:56 E 9 16.09 Mostly Cloudy FEW040 FEW100 BKN150 BKN250 17.2 11.1 68% 76.63 1021.6
19 17:56 SE 15 16.09 Mostly Cloudy FEW040 FEW070 BKN150 BKN250 18.3 10.6 61% 76.61 1021.4
19 16:56 SE 20 16.09 Mostly Cloudy SCT040 BKN140 BKN250 18.9 10.6 59% 76.63 1021.5
19 15:56 SE 17 16.09 Mostly Cloudy FEW037 SCT130 BKN250 20 11.1 57% 76.63 1021.5
19 14:56 SE 22 G 31 16.09 Mostly Cloudy FEW038 SCT130 BKN250 20 11.1 57% 76.63 1021.5
19 13:56 Vrbl 9 16.09 Mostly Cloudy FEW050 BKN140 BKN250 20.6 10.6 20.6 16.7 53% 76.66 1022.0
19 12:56 E 9 16.09 Mostly Cloudy SCT055 BKN140 BKN250 19.4 10 55% 76.71 1022.5
19 11:56 E 19 G 28 16.09 Mostly Cloudy FEW055 BKN140 BKN250 18.9 10 56% 76.71 1022.7
19 10:56 E 15 16.09 Mostly Cloudy BKN050 BKN150 BKN250 18.9 9.4 54% 76.73 1022.9
19 09:56 NE 20 16.09 Mostly Cloudy BKN048 BKN150 BKN250 18.3 8.9 54% 76.73 1022.8
19 08:56 NE 20 16.09 Mostly Cloudy FEW060 BKN150 BKN250 17.2 8.3 56% 76.68 1022.3
19 07:56 NE 17 16.09 Mostly Cloudy SCT065 BKN160 BKN250 16.7 7.8 18.9 16.7 56% 76.66 1022.1
19 06:56 NE 20 16.09 Mostly Cloudy SCT060 BKN170 BKN250 16.7 7.2 54% 76.63 1021.5
19 05:56 NE 20 16.09 Mostly Cloudy SCT060 BKN170 BKN250 17.2 7.2 52% 76.56 1020.7
19 04:56 NE 17 16.09 Mostly Cloudy BKN060 17.2 7.8 54% 76.53 1020.2
19 03:56 NE 19 16.09 Partly Cloudy SCT065 17.8 10 60% 76.5 1019.9
19 02:56 NE 20 16.09 A Few Clouds FEW065 18.9 11.1 61% 76.5 1020.0
19 01:56 NE 22 16.09 Fair CLR 18.9 12.8 21.7 18.9 68% 76.48 1019.7
19 00:56 NE 17 16.09 Fair CLR 19.4 14.4 73% 76.45 1019.3
18 23:56 N 13 16.09 Partly Cloudy FEW060 SCT250 20 13.9 68% 76.43 1018.8
18 22:56 N 9 16.09 Partly Cloudy FEW060 SCT250 20 15 73% 76.43 1018.9
18 21:56 N 7 16.09 Mostly Cloudy FEW060 BKN250 20.6 15 70% 76.4 1018.6
18 20:56 Calm 16.09 Mostly Cloudy FEW065 BKN250 20.6 15 70% 76.4 1018.4
18 19:56 N 7 16.09 Partly Cloudy FEW065 SCT250 21.7 14.4 26.7 21.1 63% 76.35 1017.9
18 18:56 N 13 16.09 A Few Clouds FEW060 FEW250 23.3 13.9 56% 76.33 1017.6
18 17:56 N 26 16.09 A Few Clouds FEW060 FEW250 25 13.9 50% 26 76.3 1017.2
18 16:56 N 30 G 41 16.09 A Few Clouds FEW050 26.1 13.9 47% 27 76.3 1017.1
18 15:56 N 22 G 35 16.09 A Few Clouds FEW045 FEW090 FEW250 26.7 14.4 47% 27 76.28 1016.6
18 14:56 NW 19 16.09 A Few Clouds FEW045 FEW090 26.1 15 50% 27 76.28 1016.8
18 13:56 NW 17 16.09 Partly Cloudy FEW035 SCT090 26.1 16.1 26.7 22.8 54% 27 76.3 1017.1
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)