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.
26 22:56 N 6 16.09 Mostly Cloudy FEW015 FEW070 BKN250 22.2 15 64% 76.43 1018.9
26 21:56 N 9 16.09 Mostly Cloudy FEW070 BKN250 23.3 13.9 56% 76.43 1018.7
26 20:56 N 9 16.09 Mostly Cloudy FEW070 BKN250 23.9 14.4 55% 25 76.38 1018.2
26 19:56 NW 9 16.09 Mostly Cloudy FEW060 BKN250 25.6 13.9 28.3 25.6 48% 26 76.35 1018.0
26 18:56 NW 11 16.09 Mostly Cloudy FEW060 BKN250 26.1 13.9 47% 27 76.33 1017.5
26 17:56 N 17 16.09 Mostly Cloudy FEW060 BKN250 27.2 13.3 42% 27 76.3 1017.2
26 16:56 NW 17 16.09 Mostly Cloudy FEW060 BKN250 27.8 13.3 41% 28 76.3 1017.1
26 15:56 N 15 16.09 Mostly Cloudy FEW060 BKN250 27.8 13.3 41% 28 76.3 1017.2
26 14:56 NW 17 16.09 Mostly Cloudy FEW055 BKN250 27.2 13.3 42% 27 76.33 1017.6
26 13:56 NW 15 16.09 Mostly Cloudy FEW050 BKN250 26.1 13.9 26.7 21.1 47% 27 76.35 1017.8
26 12:56 NW 19 16.09 Partly Cloudy FEW050 SCT250 25.6 13.9 48% 26 76.4 1018.5
26 11:56 NW 19 G 30 16.09 Mostly Cloudy FEW050 BKN250 23.9 13.3 52% 25 76.43 1018.8
26 10:56 NW 20 G 35 16.09 Mostly Cloudy BKN250 23.9 13.3 52% 25 76.43 1019.0
26 09:56 N 30 G 44 16.09 Mostly Cloudy BKN250 22.2 12.8 55% 76.43 1018.7
26 08:56 N 28 G 44 16.09 Partly Cloudy SCT250 21.7 12.8 57% 76.43 1018.8
26 07:56 NW 22 16.09 Partly Cloudy SCT250 21.1 12.8 21.1 16.7 59% 76.4 1018.6
26 06:56 N 22 16.09 A Few Clouds FEW250 20 12.8 63% 76.4 1018.4
26 05:56 NW 13 16.09 A Few Clouds FEW250 17.8 13.3 75% 76.35 1017.7
26 04:56 W 6 16.09 Fair CLR 17.8 13.3 75% 76.33 1017.5
26 03:56 NW 11 16.09 Fair CLR 18.9 13.3 70% 76.33 1017.4
26 02:56 NW 6 16.09 Fair CLR 18.9 13.3 70% 76.33 1017.4
26 01:56 NW 9 16.09 Fair CLR 19.4 12.8 25.6 19.4 66% 76.33 1017.5
26 00:56 NW 13 16.09 Fair CLR 20.6 12.8 61% 76.35 1017.6
25 23:56 NW 13 16.09 Fair CLR 22.2 11.7 52% 76.35 1017.8
25 22:56 NW 13 16.09 A Few Clouds FEW250 22.8 14.4 59% 76.35 1017.8
25 21:56 NW 11 16.09 Mostly Cloudy FEW150 BKN250 23.9 16.7 64% 25 76.33 1017.5
25 20:56 NW 9 16.09 Mostly Cloudy FEW060 BKN250 24.4 17.2 64% 25 76.28 1016.7
25 19:56 NW 9 16.09 Mostly Cloudy FEW060 BKN250 25.6 17.8 29.4 25.6 62% 27 76.23 1015.9
25 18:56 NW 15 16.09 Mostly Cloudy FEW050 SCT200 BKN250 26.7 17.2 56% 27 76.2 1015.6
25 17:56 NW 15 16.09 Mostly Cloudy FEW050 SCT200 BKN250 27.2 16.7 53% 28 76.17 1015.3
25 16:56 NW 15 16.09 Mostly Cloudy FEW025 BKN050 BKN075 BKN250 28.3 17.8 53% 29 76.2 1015.7
25 15:56 NW 20 16.09 Mostly Cloudy FEW025 FEW036 BKN075 BKN250 28.3 17.2 51% 29 76.17 1015.5
25 14:56 NW 22 G 37 16.09 Mostly Cloudy FEW025 SCT036 BKN075 BKN250 29.4 18.9 53% 31 76.2 1015.6
25 13:56 W 19 16.09 Mostly Cloudy FEW011 SCT025 BKN075 BKN250 27.8 18.9 28.9 24.4 58% 29 76.25 1016.2
25 12:56 W 17 16.09 Overcast SCT011 SCT025 BKN075 OVC200 27.2 21.1 69% 29 76.25 1016.6
25 11:56 W 13 16.09 Overcast FEW011 SCT020 BKN075 OVC200 27.2 21.1 69% 29 76.3 1016.9
25 10:56 Vrbl 7 16.09 Overcast BKN011 BKN020 BKN075 OVC200 27.2 22.2 74% 30 76.3 1017.2
25 09:56 W 7 16.09 Overcast BKN011 BKN018 BKN080 OVC200 25.6 22.8 85% 27 76.33 1017.3
25 08:56 SW 9 16.09 Mostly Cloudy BKN011 BKN200 25 22.8 88% 26 76.3 1017.2
25 07:56 W 11 16.09 Overcast OVC008 24.4 23.3 24.4 23.3 94% 24 76.3 1017.2
25 06:56 SW 9 16.09 Overcast OVC007 23.9 23.3 96% 23 76.3 1017.1
25 05:56 SW 9 16.09 Overcast OVC007 23.9 22.8 94% 23 76.3 1017.1
25 04:56 S 7 16.09 Overcast BKN008 BKN014 OVC060 23.3 22.8 97% 76.3 1017.1
25 03:56 Calm 16.09 A Few Clouds FEW007 23.3 22.8 97% 76.3 1017.2
25 02:56 S 6 16.09 Partly Cloudy SCT009 23.9 22.8 94% 23 76.33 1017.4
25 01:56 SW 6 16.09 Fair CLR 23.9 22.8 25 23.9 94% 23 76.38 1018.1
25 00:56 SW 6 16.09 Mostly Cloudy SCT009 BKN014 BKN110 23.9 22.8 94% 23 76.4 1018.4
24 23:56 S 9 16.09 Mostly Cloudy FEW009 BKN110 BKN250 23.9 22.8 94% 23 76.43 1018.8
24 22:56 S 9 16.09 Mostly Cloudy FEW009 SCT130 BKN180 BKN250 23.9 22.2 90% 23 76.43 1018.8
24 21:56 S 6 16.09 Mostly Cloudy FEW015 BKN130 BKN170 BKN250 24.4 22.2 88% 25 76.43 1018.9
24 20:56 S 9 16.09 Mostly Cloudy BKN130 BKN200 BKN250 24.4 21.7 85% 25 76.4 1018.5
24 19:56 S 7 16.09 Mostly Cloudy FEW130 BKN190 BKN250 25 21.7 27.2 25 82% 26 76.4 1018.4
24 18:56 S 9 16.09 Mostly Cloudy FEW012 BKN190 BKN250 25.6 21.7 79% 27 76.38 1018.1
24 17:56 S 11 16.09 Mostly Cloudy FEW022 BKN180 BKN250 26.7 21.7 74% 29 76.38 1018.0
24 16:56 S 11 16.09 Mostly Cloudy BKN017 BKN023 BKN150 26.7 21.7 74% 29 76.4 1018.3
24 15:56 SE 15 16.09 Mostly Cloudy BKN013 BKN040 BKN150 26.7 22.8 79% 29 76.4 1018.6
24 14:56 SE 11 16.09 Mostly Cloudy BKN013 BKN040 BKN150 26.1 22.2 79% 28 76.45 1019.1
24 13:56 S 11 16.09 Overcast BKN012 BKN090 BKN110 OVC130 26.7 22.2 27.2 22.8 76% 29 76.48 1019.6
24 12:56 SE 9 16.09 Overcast SCT010 OVC110 26.1 22.2 79% 28 76.5 1019.8
24 11:56 Vrbl 6 12.87 Overcast BKN009 OVC110 25.6 22.8 85% 27 76.5 1019.8
24 10:56 E 7 9.66 Overcast with Haze BKN008 BKN055 OVC110 25.6 22.8 85% 27 76.5 1020.0
24 09:56 Vrbl 7 8.05 Fog/Mist OVC006 24.4 22.8 91% 24 76.53 1020.1
24 08:56 E 9 6.44 Fog/Mist OVC004 23.3 22.8 97% 76.53 1020.3
24 07:56 E 9 3.22 Fog/Mist OVC003 22.8 22.8 22.8 22.2 100% 76.5 1019.8
24 06:56 NE 9 0.21 Fog OVC002 22.8 22.8 100% 76.48 1019.4
24 05:56 N 7 0.21 Fog VV002 22.8 22.8 100% 76.48 1019.6
24 04:56 NE 6 2.01 Fog/Mist OVC002 22.8 22.8 100% 76.48 1019.6
24 03:56 NE 11 4.83 Fog/Mist OVC002 22.8 22.2 96% 76.45 1019.1
24 02:56 NE 9 8.05 Fog/Mist BKN004 OVC012 22.8 22.2 96% 76.48 1019.7
24 01:56 NE 6 9.66 Fog/Mist OVC003 22.8 22.2 23.3 22.2 96% 76.5 1020.0
24 00:56 E 9 8.05 Fog/Mist OVC002 22.8 22.2 96% 76.48 1019.5
23 23:56 E 9 9.66 Fog/Mist OVC004 22.2 22.2 100% 76.48 1019.6
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)