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.
01 21:56 SW 15 16.09 Mostly Cloudy SCT130 BKN250 10.6 5 69% 75.97 1012.6
01 20:56 SW 11 16.09 Partly Cloudy FEW110 FEW150 SCT250 10.6 5 69% 75.92 1012.1
01 19:56 SW 19 16.09 A Few Clouds FEW110 FEW250 11.1 5 17.2 11.1 66% 75.9 1011.9
01 18:56 SW 26 16.09 A Few Clouds FEW060 FEW110 11.7 3.9 59% 75.84 1011.3
01 17:56 SW 20 16.09 A Few Clouds FEW060 FEW250 13.3 3.3 51% 75.84 1011.2
01 16:56 SW 30 G 43 16.09 A Few Clouds FEW060 FEW250 14.4 2.8 46% 75.82 1010.9
01 15:56 SW 17 G 30 16.09 A Few Clouds FEW060 FEW250 16.7 1.1 35% 75.79 1010.4
01 14:56 S 20 16.09 A Few Clouds FEW060 FEW250 15.6 1.1 38% 75.84 1010.9
01 13:56 SW 15 16.09 A Few Clouds FEW060 FEW250 15.6 0.6 16.1 9.4 36% 75.87 1011.4
01 12:56 N 13 G 28 16.09 A Few Clouds FEW050 FEW250 14.4 -1.7 33% 75.9 1011.7
01 11:56 NW 13 16.09 A Few Clouds FEW050 FEW250 13.3 0 40% 75.95 1012.4
01 10:56 NW 19 16.09 A Few Clouds FEW050 FEW250 12.8 0 42% 75.95 1012.3
01 09:56 NW 20 16.09 A Few Clouds FEW045 FEW250 11.1 0 47% 75.95 1012.4
01 08:56 N 20 16.09 A Few Clouds FEW250 11.1 0 47% 75.95 1012.6
01 07:56 NW 15 16.09 A Few Clouds FEW250 9.4 1.7 9.4 4.4 59% 7 75.95 1012.4
01 06:56 NW 9 16.09 A Few Clouds FEW250 7.2 1.7 68% 6 75.92 1012.1
01 05:56 W 7 16.09 A Few Clouds FEW100 5.6 2.2 79% 4 75.87 1011.4
01 04:56 W 9 16.09 Fair CLR 6.1 2.8 80% 4 75.82 1010.8
01 03:56 NW 11 16.09 Fair CLR 7.2 2.2 71% 5 75.79 1010.6
01 02:56 NW 13 16.09 Mostly Cloudy BKN090 8.3 3.3 71% 6 75.77 1010.2
01 01:56 N 11 16.09 Mostly Cloudy BKN090 8.3 5.6 12.2 7.8 83% 7 75.74 1009.9
01 00:56 NW 9 16.09 A Few Clouds FEW095 8.3 5.6 83% 7 75.74 1009.9
30 23:56 W 6 16.09 Partly Cloudy SCT110 9.4 7.2 86% 75.72 1009.4
30 22:56 NW 7 16.09 A Few Clouds FEW100 9.4 8.9 97% 9 75.69 1009.0
30 21:56 NW 9 16.09 A Few Clouds FEW090 10.6 9.4 92% 75.67 1008.7
30 20:56 N 7 16.09 A Few Clouds FEW090 11.1 10 93% 75.59 1007.9
30 19:56 W 11 16.09 Mostly Cloudy FEW060 BKN090 12.2 11.1 14.4 11.7 93% 75.57 1007.5
30 18:56 W 11 16.09 Light Rain SCT045 BKN065 12.2 10.6 90% 75.57 1007.3
30 17:56 SW 9 16.09 Mostly Cloudy BKN035 BKN044 BKN050 13.3 10 81% 75.54 1006.9
30 16:56 SW 7 16.09 Mostly Cloudy BKN023 BKN048 BKN080 13.9 8.9 72% 75.49 1006.4
30 15:56 SW 6 16.09 Overcast OVC020 12.2 9.4 83% 75.46 1006.0
30 14:56 SW 9 16.09 Overcast OVC015 11.7 9.4 86% 75.49 1006.4
30 13:56 W 7 16.09 Overcast OVC012 12.2 8.9 12.2 9.4 80% 75.51 1006.7
30 12:56 W 6 16.09 Overcast OVC010 11.1 8.9 86% 75.51 1006.6
30 11:56 Calm 16.09 Overcast OVC007 10.6 8.3 86% 75.57 1007.4
30 10:56 SW 6 16.09 Overcast BKN006 BKN012 OVC027 10 8.3 89% 75.57 1007.6
30 09:56 Vrbl 6 16.09 Overcast BKN005 BKN012 OVC027 10 8.9 93% 75.57 1007.4
30 08:56 SE 7 11.27 Light Drizzle BKN005 BKN012 OVC027 9.4 8.3 93% 9 75.59 1007.6
30 07:56 S 6 4.83 Light Drizzle Fog/Mist BKN005 BKN012 OVC027 9.4 8.9 9.4 8.3 97% 75.59 1007.9 0.03 0.48
30 06:56 S 9 2.41 Light Rain Fog/Mist BKN003 OVC012 8.9 8.3 96% 8 75.62 1008.3 0.1
30 05:56 SE 6 4.02 Light Rain Fog/Mist BKN004 OVC012 8.9 8.3 96% 75.57 1007.4 0.1
30 04:56 Calm 0.00 Rain OVC005 8.9 8.3 96% 75.59 1007.7 0.18 0.25
30 03:56 Calm 0.00 Light Rain OVC004 8.9 8.3 96% 75.59 1007.9 0.03
30 02:56 S 7 0.00 Light Rain OVC005 8.3 7.8 97% 7 75.64 1008.4 0.05
30 01:56 S 11 0.00 Light Rain OVC006 8.9 7.8 8.9 8.3 93% 7 75.74 1010.0 0.13 0.43
30 00:56 E 15 0.00 Rain FEW004 SCT060 OVC070 8.3 7.8 97% 6 75.69 1009.1 0.25
29 23:56 S 9 11.27 Light Rain BKN004 BKN060 OVC080 8.3 7.8 97% 7 75.84 1011.0 0.03
29 22:56 SE 9 16.09 Light Rain BKN006 BKN035 OVC090 8.9 7.2 89% 8 75.82 1010.7 0.03 0.03
29 21:56 S 13 16.09 Light Rain BKN007 BKN060 OVC110 8.9 7.2 89% 7 75.9 1011.7
29 20:56 SW 11 16.09 Overcast BKN007 BKN100 OVC170 8.9 7.2 89% 7 75.87 1011.5
29 19:56 S 6 16.09 Mostly Cloudy FEW009 SCT060 SCT120 BKN180 BKN250 8.9 6.7 11.7 8.9 86% 75.84 1011.0
29 18:56 E 9 16.09 Mostly Cloudy FEW009 BKN180 BKN250 8.9 7.2 89% 8 75.84 1011.1
29 17:56 SE 9 16.09 Mostly Cloudy SCT009 BKN180 BKN250 9.4 7.2 86% 8 75.9 1012.0
29 16:56 S 15 16.09 Mostly Cloudy BKN009 BKN200 BKN250 10 7.2 83% 8 76 1013.0
29 15:56 SE 15 16.09 Mostly Cloudy SCT010 SCT190 BKN250 10.6 6.7 77% 76.05 1013.9
29 14:56 SE 17 16.09 Mostly Cloudy BKN009 BKN250 10.6 6.7 77% 76.1 1014.6
29 13:56 SE 19 16.09 Mostly Cloudy BKN009 BKN250 10.6 7.2 15.6 10.6 80% 76.15 1015.1
29 12:56 SE 20 16.09 Mostly Cloudy FEW015 BKN250 11.7 7.2 74% 76.15 1015.1
29 11:56 SE 20 16.09 Mostly Cloudy FEW015 FEW035 FEW100 BKN250 12.2 7.2 72% 76.2 1015.7
29 10:56 SE 20 16.09 Mostly Cloudy FEW100 BKN250 12.8 6.7 67% 76.17 1015.3
29 09:56 Vrbl 9 16.09 Partly Cloudy FEW100 SCT250 15 4.4 49% 76.15 1015.0
29 08:56 Calm 16.09 Mostly Cloudy FEW100 BKN250 13.3 5 57% 76.2 1015.7
29 07:56 E 7 16.09 Mostly Cloudy FEW042 SCT060 BKN250 11.7 4.4 11.7 6.1 61% 76.23 1016.3
29 06:56 Calm 16.09 Mostly Cloudy BKN060 BKN100 10 6.7 80% 76.28 1016.7
29 05:56 Calm 16.09 Mostly Cloudy BKN065 7.8 6.1 89% 76.3 1017.2
29 04:56 Calm 16.09 Fair CLR 6.7 5 89% 76.25 1016.6
29 03:56 Calm 16.09 Fair CLR 7.2 5.6 90% 76.28 1016.8
29 02:56 Calm 16.09 Partly Cloudy SCT090 8.3 5 80% 76.28 1017.0
29 01:56 Calm 16.09 Overcast OVC100 10 5.6 11.1 8.3 74% 76.35 1017.8
29 00:56 Calm 16.09 Overcast OVC100 10 5.6 74% 76.45 1019.2
28 23:56 Calm 16.09 Mostly Cloudy BKN100 9.4 5.6 77% 76.4 1018.5
28 22:56 Calm 16.09 Mostly Cloudy BKN095 8.9 5.6 80% 76.38 1018.1
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)