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.
13 10:56 NE 6 16.09 Mostly Cloudy BKN015 26.7 21.1 71% 28 76.48 1019.6 0.03
13 09:56 N 6 16.09 Overcast SCT006 OVC009 24.4 21.1 82% 25 76.5 1019.9
13 08:56 N 9 9.66 Fog/Mist OVC005 22.2 21.1 94% 76.5 1020.1 0.03
13 07:56 N 9 2.41 Fog/Mist OVC005 22.2 20.6 22.2 21.7 91% 76.5 1019.8
13 06:56 NE 7 2.41 Fog/Mist BKN005 OVC013 21.7 20.6 94% 76.45 1019.2
13 05:56 NE 9 2.41 Light Drizzle Fog/Mist FEW006 OVC012 21.7 20 90% 76.43 1019.0
13 04:56 NE 7 16.09 Overcast OVC007 22.2 20 87% 76.43 1018.8
13 03:56 E 7 16.09 Overcast OVC008 22.2 20 87% 76.38 1018.3
13 02:56 E 7 16.09 Overcast OVC009 22.2 19.4 84% 76.43 1018.7
13 01:56 E 9 16.09 Overcast OVC011 22.2 19.4 22.8 21.7 84% 76.43 1018.7
13 00:56 E 11 16.09 Overcast OVC010 22.2 19.4 84% 76.45 1019.0
12 23:56 E 9 16.09 Overcast OVC010 22.2 19.4 84% 76.45 1019.2
12 22:56 E 11 16.09 Overcast OVC009 22.2 19.4 84% 76.45 1019.2
12 21:56 E 11 16.09 Overcast OVC009 22.2 19.4 84% 76.45 1019.2
12 20:56 SE 11 16.09 Overcast BKN010 OVC250 22.8 19.4 81% 76.45 1019.0
12 19:56 SE 7 16.09 Overcast BKN011 OVC250 22.8 20 27.2 22.8 84% 76.43 1018.8
12 18:56 S 9 16.09 Mostly Cloudy BKN013 BKN250 23.3 20 82% 76.4 1018.6
12 17:56 S 13 16.09 Mostly Cloudy BKN013 BKN250 23.9 19.4 76% 24 76.38 1018.1
12 16:56 SE 19 16.09 Mostly Cloudy BKN013 24.4 20 77% 25 76.43 1018.6
12 15:56 SE 19 16.09 Overcast OVC013 24.4 20.6 79% 25 76.43 1018.9
12 14:56 SE 19 16.09 Mostly Cloudy BKN016 BKN250 26.1 20.6 72% 28 76.43 1018.9
12 13:56 SE 17 16.09 Mostly Cloudy BKN019 BKN026 BKN250 26.7 21.7 27.2 24.4 74% 29 76.45 1019.0
12 12:56 SE 19 16.09 Mostly Cloudy SCT015 BKN026 26.7 21.1 71% 28 76.45 1019.0
12 11:56 SE 20 16.09 Mostly Cloudy BKN027 BKN250 26.7 21.1 71% 28 76.45 1019.1
12 10:56 S 13 16.09 Mostly Cloudy BKN023 BKN250 25.6 21.1 76% 27 76.45 1019.1
12 09:56 SE 9 16.09 Mostly Cloudy FEW015 BKN021 25.6 21.1 76% 27 76.43 1018.8
12 08:56 SE 7 16.09 Mostly Cloudy BKN018 BKN023 BKN250 25 20.6 77% 26 76.43 1018.8
12 07:56 E 11 16.09 Mostly Cloudy FEW009 BKN020 BKN250 24.4 21.1 24.4 22.8 82% 25 76.43 1018.8
12 06:56 E 9 16.09 Mostly Cloudy FEW007 BKN020 BKN250 23.3 21.7 91% 76.4 1018.5
12 05:56 E 13 16.09 Mostly Cloudy SCT007 BKN023 BKN130 BKN250 23.3 21.7 91% 76.4 1018.3
12 04:56 E 7 16.09 Overcast BKN007 OVC023 23.3 21.7 91% 76.4 1018.3
12 03:56 Calm 16.09 Overcast OVC025 23.9 21.7 88% 24 76.38 1018.1
12 02:56 SE 7 16.09 Overcast BKN008 BKN016 OVC022 23.9 21.7 88% 24 76.38 1018.2
12 01:56 E 7 16.09 Overcast SCT015 OVC022 23.9 21.7 23.9 23.3 88% 24 76.38 1018.2
12 00:56 SE 7 16.09 Overcast OVC013 23.9 21.1 84% 24 76.38 1018.0
11 23:56 SE 9 16.09 Overcast SCT010 OVC014 23.9 21.1 84% 24 76.35 1017.8
11 22:56 S 6 16.09 Overcast BKN010 OVC014 23.3 20.6 85% 76.38 1018.0
11 21:56 Calm 16.09 Overcast OVC012 23.3 20.6 85% 76.38 1017.9
11 19:56 SE 15 16.09 Mostly Cloudy BKN009 23.3 20.6 26.1 23.3 85% 76.3 1017.1
11 18:56 SE 13 16.09 Mostly Cloudy BKN011 23.9 20.6 82% 24 76.28 1016.8
11 17:56 SE 15 16.09 Mostly Cloudy BKN014 24.4 20.6 79% 25 76.28 1016.9
11 16:56 S 15 16.09 Partly Cloudy SCT014 SCT250 25.6 21.1 76% 27 76.28 1016.8
11 15:56 S 9 16.09 Mostly Cloudy BKN014 25.6 20.6 74% 27 76.33 1017.3
11 14:56 SE 15 16.09 Mostly Cloudy BKN012 25 20 74% 26 76.33 1017.4
11 13:56 SE 13 16.09 Mostly Cloudy SCT012 BKN016 25 20.6 25 22.8 77% 26 76.35 1017.6
11 12:56 SE 17 16.09 Overcast SCT012 OVC016 25 21.1 79% 26 76.3 1017.2
11 11:56 SE 15 16.09 Mostly Cloudy BKN016 25 21.1 79% 26 76.3 1017.2
11 10:56 SE 13 16.09 Overcast FEW010 OVC013 24.4 21.1 82% 25 76.3 1017.2
11 09:56 Calm 16.09 Overcast OVC013 24.4 20.6 79% 25 76.28 1016.9
11 08:56 SE 7 16.09 Overcast OVC012 23.3 20.6 85% 76.28 1016.8
11 07:56 E 9 16.09 Overcast OVC013 22.8 20.6 22.8 22.2 87% 76.25 1016.4
11 06:56 NE 7 16.09 Overcast OVC013 22.8 20.6 87% 76.23 1016.2
11 05:56 NE 7 16.09 Overcast OVC012 22.2 20.6 91% 76.2 1015.9
11 04:56 E 7 16.09 Overcast OVC008 22.2 20.6 91% 76.2 1015.7
11 03:56 E 9 16.09 Overcast OVC008 22.2 20.6 91% 76.17 1015.4
11 02:56 E 9 16.09 Overcast OVC008 22.2 20.6 91% 76.2 1015.6
11 01:56 SE 11 16.09 Overcast OVC016 22.8 20.6 25 22.8 87% 76.23 1015.9
11 00:56 E 13 16.09 Overcast OVC013 22.8 21.1 90% 76.23 1016.1
10 23:56 E 13 16.09 Overcast OVC007 22.8 21.7 94% 76.23 1016.0
10 22:56 E 7 16.09 Mostly Cloudy BKN008 BKN150 BKN250 22.8 21.7 94% 76.17 1015.4
10 21:56 SE 9 16.09 Mostly Cloudy FEW014 SCT150 BKN250 23.9 21.7 88% 24 76.15 1015.1
10 20:56 S 7 16.09 Mostly Cloudy SCT012 SCT030 SCT150 BKN250 24.4 21.7 85% 25 76.12 1014.9
10 19:56 S 6 16.09 Mostly Cloudy BKN016 BKN040 BKN150 BKN250 25 21.1 27.8 25 79% 26 76.12 1014.9
10 18:56 S 9 16.09 Mostly Cloudy FEW028 BKN150 BKN250 25 21.1 79% 26 76.07 1014.0
10 17:56 S 7 16.09 Overcast FEW016 SCT023 BKN040 BKN130 OVC250 25.6 21.1 76% 27 76.07 1014.1
10 16:56 S 7 16.09 Overcast SCT018 SCT023 BKN041 BKN130 OVC250 25.6 21.7 79% 27 76.07 1014.2
10 15:56 NE 7 16.09 Mostly Cloudy SCT019 BKN031 BKN120 BKN250 26.7 21.7 74% 29 76.1 1014.4
10 14:56 N 11 16.09 Mostly Cloudy BKN021 BKN030 BKN110 BKN250 27.2 21.7 72% 29 76.1 1014.4
10 13:56 N 9 16.09 Mostly Cloudy BKN016 BKN050 BKN110 BKN140 BKN250 27.2 21.7 27.2 23.3 72% 29 76.15 1014.9 0.08
10 12:56 NE 11 16.09 Mostly Cloudy BKN012 BKN038 BKN140 BKN250 26.7 22.2 76% 29 76.12 1014.7
10 11:56 N 9 16.09 Overcast BKN009 OVC130 25.6 21.7 79% 27 76.15 1015.0
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)