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 17:56 SW 17 16.09 A Few Clouds FEW250 17.2 3.3 40% 76.15 1015.2
09 16:56 SW 19 16.09 A Few Clouds FEW250 17.8 5.6 45% 76.15 1015.2
09 15:56 S 24 16.09 A Few Clouds FEW250 17.8 6.7 48% 76.17 1015.6
09 14:56 SW 20 16.09 A Few Clouds FEW250 18.3 2.2 34% 76.23 1016.0
09 13:56 SW 22 G 35 16.09 A Few Clouds FEW250 19.4 -2.8 20 2.8 22% 76.28 1016.7
09 12:56 W 24 G 43 16.09 A Few Clouds FEW250 20 -2.2 22% 76.3 1017.3
09 11:56 SW 24 G 39 16.09 A Few Clouds FEW250 18.9 -0.6 27% 76.35 1017.8
09 10:56 SW 19 16.09 A Few Clouds FEW250 16.7 2.8 40% 76.38 1018.0
09 09:56 SW 19 16.09 A Few Clouds FEW250 12.8 6.1 64% 76.38 1018.4
09 07:56 Calm 16.09 A Few Clouds FEW250 2.8 1.7 7.8 1.1 93% 76.25 1016.5
09 06:56 Calm 16.09 A Few Clouds FEW250 2.8 2.2 96% 76.17 1015.7
09 05:56 Calm 16.09 A Few Clouds FEW250 2.2 1.7 97% 76.17 1015.6
09 04:56 Calm 16.09 Fair CLR 2.2 1.1 93% 76.15 1015.2
09 03:56 Calm 16.09 Fair CLR 5.6 2.8 82% 76.12 1014.8
09 02:56 SW 7 16.09 Fair CLR 6.1 2.2 76% 5 76.12 1014.9
09 01:56 SW 6 16.09 Fair CLR 5 1.7 13.9 5 79% 76.1 1014.5
09 00:56 Calm 16.09 Fair CLR 6.7 2.8 76% 76.02 1013.6
08 23:56 W 9 16.09 Partly Cloudy SCT250 13.3 1.7 46% 76 1013.2
08 22:56 NW 15 16.09 Partly Cloudy SCT250 11.7 3.9 59% 75.97 1012.9
08 21:56 W 6 16.09 Mostly Cloudy BKN250 6.7 5.6 93% 75.92 1012.2
08 20:56 W 6 16.09 Mostly Cloudy BKN250 7.2 6.1 93% 75.87 1011.5
08 19:56 SW 6 16.09 Mostly Cloudy BKN230 8.3 6.7 14.4 8.3 90% 75.82 1010.9
08 18:56 S 6 16.09 Mostly Cloudy FEW012 BKN210 BKN250 9.4 7.8 90% 75.77 1010.3
08 17:56 S 6 16.09 Overcast BKN180 OVC240 10.6 8.9 89% 75.72 1009.3
08 16:56 SW 11 16.09 Overcast FEW006 FEW030 BKN160 OVC220 12.2 10 87% 75.67 1008.7
08 15:56 SW 15 16.09 Overcast FEW005 FEW110 OVC170 13.3 11.1 87% 75.64 1008.4
08 14:56 SW 19 16.09 Overcast FEW004 FEW110 BKN200 OVC250 14.4 11.7 84% 75.62 1008.1
08 13:56 SW 15 11.27 Mostly Cloudy FEW003 SCT040 BKN200 13.3 11.7 13.3 6.1 90% 75.59 1007.8 0.05
08 12:56 SW 15 1.21 Fog/Mist BKN003 11.1 11.1 100% 75.67 1008.7
08 11:56 SW 19 0.80 Fog VV002 10.6 10.6 100% 75.67 1008.8
08 10:56 SW 13 0.21 Fog VV002 8.9 8.9 100% 7 75.67 1008.8 0.03 0.05
08 09:56 SW 13 0.21 Light Rain Fog VV002 7.8 7.8 100% 6 75.69 1009.0
08 08:56 Vrbl 9 0.21 Fog VV002 6.7 6.7 100% 5 75.67 1008.9 0.03
08 07:56 SW 13 0.21 Fog VV002 6.1 5.6 6.7 4.4 97% 4 75.67 1008.7
08 06:56 SW 9 0.21 Fog VV002 5.6 5.6 100% 4 75.64 1008.4
08 04:56 SW 15 0.80 Fog VV002 6.1 5.6 97% 3 75.62 1008.0
08 03:56 SW 19 0.40 Fog VV001 6.7 6.1 96% 4 75.62 1008.0
08 01:56 S 13 1.21 Fog/Mist VV002 5 5 100% 2 75.67 1008.8
08 00:56 S 13 4.02 Fog/Mist OVC002 4.4 4.4 6.7 4.4 100% 2 75.77 1010.2 0.03
07 23:56 S 11 0.40 Light Drizzle Fog VV002 5 5 100% 3 75.87 1011.4
07 22:56 S 11 0.40 Light Drizzle Fog VV002 5.6 5.6 100% 3 75.95 1012.7
07 21:56 W 15 0.80 Light Drizzle Fog VV002 6.7 6.1 96% 4 76.05 1013.9 0.03
07 20:56 SW 19 0.40 Light Drizzle Fog/Mist VV002 6.1 6.1 100% 3 76 1013.2 0.03
07 19:56 S 22 0.40 Light Drizzle Fog VV002 6.7 6.1 96% 3 76 1013.3
07 18:56 S 19 0.80 Light Drizzle Fog VV002 6.1 6.1 8.3 5.6 100% 3 76.07 1014.3
07 17:56 S 13 0.40 Light Drizzle Fog VV002 5.6 5.6 100% 3 76.12 1014.9
07 16:56 S 11 0.40 Fog VV002 6.1 5.6 97% 4 76.17 1015.4
07 15:56 S 15 16.09 Overcast BKN006 OVC014 7.2 5.6 90% 5 76.25 1016.6
07 14:56 SW 15 16.09 Overcast BKN007 OVC017 7.8 6.1 89% 6 76.33 1017.7
07 13:56 SW 15 16.09 Overcast OVC007 6.7 5.6 93% 4 76.4 1018.7
07 12:56 SW 19 16.09 Overcast OVC005 6.1 5 6.7 1.7 93% 3 76.53 1020.3 0.03
07 11:56 S 11 2.41 Fog/Mist OVC003 6.1 5.6 97% 4 76.63 1021.8
07 09:56 S 7 1.61 Light Drizzle Fog/Mist OVC002 3.9 3.3 96% 2 76.81 1023.9 0.03 0.03
07 08:56 S 11 0.80 Light Drizzle Fog OVC002 3.3 2.8 97% 1 76.84 1024.3
07 07:56 Calm 0.21 Fog OVC002 2.2 2.2 100% 76.84 1024.4
07 06:56 SE 7 0.21 Fog OVC002 1.7 1.1 1.7 1.7 96% -0 76.84 1024.4
07 05:56 E 6 0.40 Fog OVC002 1.7 1.1 96% 76.91 1025.3
07 04:56 E 6 0.80 Fog VV002 1.7 1.1 96% 76.99 1026.4
07 03:56 Calm 0.80 Fog VV002 1.7 1.1 96% 77.01 1026.8
07 02:56 Calm 0.80 Fog VV002 1.7 1.1 96% 77.09 1027.6
07 01:56 Calm 1.61 Fog/Mist VV003 1.7 1.1 96% 77.11 1028.3
07 00:56 NE 11 4.83 Fog/Mist OVC003 1.7 1.1 2.8 1.7 96% -1 77.14 1028.6
06 23:56 NE 11 14.48 Overcast OVC005 1.7 0.6 93% -1 77.14 1028.6
06 22:56 NE 9 16.09 Overcast OVC006 1.7 0.6 93% -1 77.22 1029.6
06 21:56 NE 9 16.09 Overcast OVC008 2.2 0.6 89% -0 77.27 1030.1
06 20:56 NE 11 16.09 Overcast OVC009 2.8 0 82% 0 77.24 1029.9
06 19:56 NE 13 16.09 Overcast FEW011 OVC014 2.8 0 82% -0 77.27 1030.1
06 18:56 NE 9 16.09 Overcast FEW010 OVC014 2.8 0 3.9 2.8 82% 1 77.24 1029.8
06 17:56 NE 15 16.09 Overcast FEW011 BKN017 OVC044 3.3 0 79% 0 77.22 1029.4
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)