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.
12 05:56 S 9 4.02 Fog/Mist BKN003 8.3 8.3 100% 7 75.03 1000.4
12 04:56 S 11 2.82 Fog/Mist OVC002 8.9 8.9 100% 7 75.06 1000.5
12 03:56 S 13 4.83 Fog/Mist OVC003 10 9.4 96% 8 75.11 1001.3
12 02:56 S 11 8.05 Fog/Mist BKN006 OVC100 10.6 10 96% 75.21 1002.4
12 01:56 SW 19 14.48 Partly Cloudy SCT110 12.8 11.1 13.3 10.6 90% 75.26 1003.1 0.1 0.18
12 00:56 W 22 G 39 12.87 Mostly Cloudy SCT055 BKN075 BKN110 11.7 10 89% 75.41 1005.4
11 23:56 S 11 12.87 Light Rain SCT065 OVC100 10.6 9.4 92% 75.26 1003.4 0.08
11 22:56 SW 28 G 48 16.09 Overcast FEW007 SCT045 BKN075 BKN130 OVC190 12.8 11.1 90% 75.44 1005.8
11 20:56 SW 22 G 43 16.09 Overcast FEW008 BKN120 OVC160 12.2 10.6 90% 75.59 1007.7
11 19:56 SW 28 G 41 16.09 Mostly Cloudy FEW009 BKN160 BKN230 11.7 9.4 16.1 11.7 86% 75.62 1008.1
11 18:56 SW 28 G 48 16.09 Mostly Cloudy FEW009 SCT130 BKN250 12.8 10.6 87% 75.59 1007.8
11 17:56 S 24 G 46 14.48 Mostly Cloudy FEW009 SCT130 BKN230 12.8 10.6 87% 75.64 1008.4
11 16:56 S 30 G 46 16.09 Mostly Cloudy FEW008 SCT055 BKN110 BKN140 BKN250 15 11.7 81% 75.69 1008.9
11 15:56 S 20 G 33 16.09 Mostly Cloudy FEW007 SCT065 BKN110 BKN140 BKN250 13.3 10 81% 75.74 1009.6
11 14:56 S 28 G 41 16.09 Mostly Cloudy SCT007 BKN070 BKN110 BKN150 BKN250 13.3 11.1 87% 75.84 1011.1
11 13:56 S 20 G 46 14.48 Mostly Cloudy SCT009 BKN065 BKN120 BKN250 14.4 11.1 15.6 8.3 81% 75.92 1012.0
11 12:56 S 20 G 35 16.09 Mostly Cloudy FEW015 SCT065 BKN110 BKN150 BKN250 15 11.1 78% 76 1013.0
11 11:56 S 19 16.09 Partly Cloudy FEW015 FEW110 SCT150 SCT250 14.4 10.6 78% 76.02 1013.6
11 10:56 S 19 16.09 Partly Cloudy FEW090 FEW150 SCT250 14.4 9.4 72% 76.1 1014.3
11 09:56 S 13 16.09 A Few Clouds FEW150 FEW250 13.3 9.4 77% 76.07 1014.2
11 08:56 S 11 16.09 A Few Clouds FEW250 11.1 7.2 77% 76.12 1014.8
11 07:56 S 7 16.09 A Few Clouds FEW090 FEW250 8.3 6.1 8.9 7.2 86% 7 76.12 1014.9
11 06:56 SE 9 16.09 Partly Cloudy SCT090 SCT250 7.8 5 83% 6 76.1 1014.6
11 05:56 SE 6 16.09 Mostly Cloudy SCT100 BKN250 7.8 5 83% 76.12 1014.9
11 04:56 SE 7 16.09 Partly Cloudy SCT090 7.8 4.4 79% 7 76.15 1015.2
11 03:56 SE 7 16.09 Partly Cloudy SCT090 8.3 4.4 77% 7 76.15 1015.3
11 02:56 SE 6 16.09 Mostly Cloudy BKN080 7.8 5 83% 76.17 1015.5
11 01:56 Calm 16.09 Fair CLR 8.9 4.4 12.2 8.9 74% 76.17 1015.4
11 00:56 S 7 16.09 Fair CLR 10.6 4.4 66% 76.17 1015.6
10 23:56 SW 6 16.09 A Few Clouds FEW250 11.1 3.9 61% 76.2 1015.8
10 22:56 SW 13 16.09 A Few Clouds FEW250 11.7 3.9 59% 76.2 1015.9
10 21:56 SW 9 16.09 A Few Clouds FEW250 11.7 3.9 59% 76.2 1016.0
10 20:56 S 6 16.09 A Few Clouds FEW250 11.1 5 66% 76.2 1015.8
10 19:56 SE 7 16.09 A Few Clouds FEW250 11.1 5.6 18.3 11.1 69% 76.2 1015.8
10 17:56 SW 20 16.09 A Few Clouds FEW250 16.7 3.9 43% 76.15 1015.1
10 16:56 SW 19 16.09 A Few Clouds FEW250 17.8 5 43% 76.12 1015.0
10 15:56 S 11 16.09 A Few Clouds FEW250 17.2 8.9 58% 76.12 1015.1
10 14:56 S 13 16.09 A Few Clouds FEW250 17.2 8.9 58% 76.15 1015.2
10 13:56 S 15 16.09 A Few Clouds FEW250 17.8 8.3 19.4 3.3 54% 76.17 1015.4
10 12:56 S 15 16.09 A Few Clouds FEW250 17.8 8.9 56% 76.2 1015.8
10 11:56 SW 7 16.09 A Few Clouds FEW250 15 9.4 69% 76.28 1016.9
10 10:56 S 9 14.48 A Few Clouds FEW002 FEW250 9.4 8.3 93% 8 76.3 1017.4
10 09:56 SW 7 0.21 Fog VV002 6.7 6.7 100% 6 76.33 1017.6
10 08:56 SE 6 0.21 Fog VV001 5 4.4 96% 76.3 1017.3
10 06:56 Calm 0.21 Fog VV001 2.8 2.8 100% 76.25 1016.5
10 05:56 S 6 0.40 Fog VV001 2.8 2.8 100% 76.25 1016.5
10 04:56 SE 6 0.40 Fog VV001 3.3 3.3 100% 76.23 1016.4
10 03:56 S 7 0.80 Fog VV001 3.3 3.3 100% 2 76.23 1016.3
10 02:56 S 11 4.83 Fog/Mist BKN001 3.9 3.3 96% 1 76.23 1016.3
10 01:56 Calm 1.61 Fog/Mist VV001 4.4 4.4 11.7 4.4 100% 76.25 1016.5
10 00:56 S 6 1.21 Fog/Mist VV001 5 5 100% 76.25 1016.6
09 23:56 SW 13 1.61 Fog/Mist BKN002 BKN006 5.6 5.6 100% 3 76.28 1016.7
09 22:56 SW 11 1.21 Fog/Mist BKN002 OVC006 6.7 6.7 100% 5 76.28 1016.8
09 21:56 SW 9 0.40 Light Drizzle Fog/Mist VV002 8.3 7.8 97% 7 76.23 1016.4
09 20:56 S 9 16.09 A Few Clouds FEW005 8.9 7.8 93% 8 76.2 1015.8
09 19:56 S 11 16.09 Fair CLR 11.7 5 19.4 11.7 64% 76.17 1015.6
09 18:56 W 7 16.09 A Few Clouds FEW250 13.9 2.8 47% 76.17 1015.4
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
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)