Weather observations for the past three days for
Islip, Long Island Mac Arthur Airport
Metric (Imperial)
Date Time (est) 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.
04 04:56 W 28 G 46 16.09 Fair CLR 10 0.6 52% 7 76.07 1014.0
04 03:56 NW 20 G 48 16.09 Fair CLR 10 0.6 52% 8 75.97 1012.9
04 02:56 NW 26 G 54 16.09 Fair CLR 10.6 1.1 52% 75.92 1012.2
04 01:56 NW 31 G 61 16.09 Fair CLR 11.1 0.6 49% 75.9 1011.7
04 00:56 NW 31 G 52 16.09 Fair CLR 12.2 1.1 13.9 11.7 47% 75.82 1010.6 0.05
03 23:56 NW 24 G 41 16.09 Fair CLR 11.7 1.7 51% 75.77 1010.0
03 22:56 W 22 16.09 Fair CLR 11.7 3.9 59% 75.74 1009.8
03 21:56 W 17 16.09 A Few Clouds FEW041 FEW080 11.7 8.3 80% 75.79 1010.3 0.05
03 20:56 W 17 16.09 Light Rain FEW018 BKN055 BKN080 BKN130 12.8 9.4 80% 75.79 1010.5 0.05
03 19:56 SW 19 16.09 Light Rain FEW017 SCT022 OVC075 13.9 10 78% 75.79 1010.3
03 18:56 S 13 16.09 Overcast BKN022 OVC130 13.3 10 15.6 12.8 81% 75.84 1011.2
03 17:56 SW 15 16.09 Overcast BKN029 BKN044 OVC180 13.3 9.4 77% 75.95 1012.4
03 16:56 S 11 16.09 Mostly Cloudy FEW022 BKN047 BKN080 BKN130 BKN250 13.3 8.3 72% 75.92 1012.0
03 15:56 S 6 16.09 Overcast FEW026 OVC047 13.9 8.3 69% 76 1013.0
03 14:56 S 7 16.09 Overcast SCT026 SCT035 OVC065 13.9 7.8 67% 76.07 1014.2
03 13:56 S 15 16.09 Overcast BKN026 BKN035 OVC070 14.4 7.2 62% 76.17 1015.4
03 12:56 S 19 16.09 Mostly Cloudy SCT032 BKN150 BKN250 15.6 7.2 16.1 9.4 58% 76.2 1015.9
03 11:56 S 22 16.09 Mostly Cloudy FEW032 BKN075 BKN160 BKN250 15 6.7 58% 76.35 1017.7
03 10:56 S 15 16.09 Mostly Cloudy FEW030 BKN075 BKN095 BKN250 15.6 7.8 60% 76.48 1019.7
03 09:56 SW 7 16.09 Mostly Cloudy FEW030 SCT090 BKN110 BKN250 15 7.2 60% 76.56 1020.5
03 08:56 S 13 16.09 Mostly Cloudy BKN100 BKN170 BKN250 13.9 8.9 72% 76.61 1021.2
03 06:56 Calm 16.09 Mostly Cloudy BKN130 BKN160 BKN250 9.4 8.3 9.4 6.7 93% 76.68 1022.4
03 05:56 Calm 16.09 Overcast BKN140 BKN170 OVC250 8.9 7.2 89% 76.68 1022.4
03 04:56 NE 6 16.09 Fair CLR 8.3 6.7 90% 76.71 1022.7
03 03:56 Calm 16.09 Fair CLR 7.8 6.1 89% 76.78 1023.7
03 02:56 Calm 16.09 Fair CLR 7.2 5.6 90% 76.81 1023.9
03 01:56 Calm 16.09 Fair CLR 7.2 5 86% 76.81 1024.1
03 00:56 Calm 16.09 Fair CLR 7.2 5 10 7.2 86% 76.84 1024.3
02 23:56 Calm 16.09 Mostly Cloudy BKN210 7.8 5.6 86% 76.86 1024.5
02 22:56 Calm 16.09 Mostly Cloudy FEW170 BKN210 7.8 5.6 86% 76.89 1025.0
02 21:56 Calm 16.09 Mostly Cloudy FEW170 BKN220 8.3 5.6 83% 76.89 1025.2
02 20:56 Calm 16.09 Mostly Cloudy BKN250 8.3 6.1 86% 76.91 1025.3
02 19:56 Calm 16.09 Mostly Cloudy FEW200 BKN250 9.4 6.1 80% 76.91 1025.2
02 18:56 SW 6 16.09 Mostly Cloudy BKN250 10 6.1 15.6 10 77% 76.89 1025.2
02 17:56 SW 9 16.09 Mostly Cloudy FEW200 BKN250 10.6 5.6 71% 76.89 1025.2
02 16:56 SW 11 16.09 Mostly Cloudy SCT200 BKN250 12.2 5.6 64% 76.84 1024.4
02 15:56 SW 17 16.09 Partly Cloudy SCT200 13.9 5 55% 76.84 1024.3
02 14:56 SW 17 16.09 Partly Cloudy FEW055 SCT250 14.4 4.4 51% 76.81 1024.2
02 13:56 SW 17 16.09 A Few Clouds FEW055 FEW250 15 4.4 49% 76.81 1024.0
02 12:56 W 9 16.09 A Few Clouds FEW250 15.6 2.8 16.1 3.3 42% 76.84 1024.2
02 11:56 NW 11 16.09 A Few Clouds FEW070 FEW250 15 1.7 41% 76.91 1025.3
02 10:56 N 11 16.09 A Few Clouds FEW250 13.9 2.2 45% 76.96 1025.9
02 09:56 NW 11 16.09 A Few Clouds FEW250 12.2 2.8 53% 76.96 1026.1
02 08:56 NW 7 16.09 A Few Clouds FEW250 10.6 3.3 61% 76.99 1026.3
02 07:56 Calm 16.09 A Few Clouds FEW250 7.2 5.6 90% 76.94 1025.8
02 06:56 Calm 16.09 A Few Clouds FEW250 3.3 1.7 5.6 2.8 89% 76.86 1024.8
02 05:56 Calm 16.09 A Few Clouds FEW030 FEW250 3.3 1.1 86% 76.81 1023.9
02 04:56 Calm 16.09 Fair CLR 2.8 0.6 86% 76.78 1023.6
02 03:56 W 6 16.09 Fair CLR 3.9 1.1 82% 76.71 1022.8
02 02:56 NE 6 16.09 Fair CLR 3.9 1.1 82% 76.66 1022.1
02 01:56 Calm 16.09 Fair CLR 5 1.1 76% 76.63 1021.6
02 01:56 Calm 16.09 Fair CLR 5.6 0.6 11.1 5.6 71% 76.58 1021.0
02 00:56 W 11 16.09 Fair CLR 8.3 1.7 63% 7 76.53 1020.3
01 23:56 W 11 16.09 Partly Cloudy SCT250 8.3 1.7 63% 7 76.48 1019.5
01 22:56 W 9 16.09 Partly Cloudy SCT250 6.7 0.6 65% 5 76.45 1019.4
01 21:56 W 7 16.09 Partly Cloudy FEW070 SCT250 9.4 0.6 55% 9 76.43 1018.7
01 20:56 W 9 16.09 Mostly Cloudy FEW070 BKN250 10 0 50% 9 76.35 1017.8
01 19:56 NW 11 16.09 Mostly Cloudy FEW065 BKN250 11.1 -0.6 15.6 11.1 45% 76.3 1017.2
01 18:56 NW 15 16.09 Mostly Cloudy SCT065 BKN250 12.2 -0.6 42% 76.23 1016.0
01 17:56 NW 22 G 33 16.09 Mostly Cloudy SCT065 BKN250 12.8 -0.6 40% 76.15 1015.2
01 16:56 NW 24 G 41 16.09 Partly Cloudy SCT065 SCT250 13.9 -0.6 37% 76.05 1013.9
01 15:56 NW 26 G 41 16.09 Partly Cloudy SCT060 SCT250 15.6 0 35% 76 1013.0
01 14:56 NW 33 G 48 16.09 Partly Cloudy and Breezy SCT060 SCT250 15.6 -0.6 33% 75.95 1012.4
01 13:56 W 33 G 50 16.09 Partly Cloudy and Breezy FEW060 SCT250 15.6 -0.6 15.6 10 33% 75.92 1012.0
01 12:56 W 26 G 48 16.09 Mostly Cloudy FEW060 BKN250 15 -0.6 35% 75.9 1011.8
01 11:56 W 39 G 57 16.09 Partly Cloudy and Breezy FEW060 SCT250 13.9 -1.1 36% 75.9 1011.8
01 10:56 W 37 G 63 16.09 Mostly Cloudy and Breezy FEW060 BKN250 12.8 -1.1 38% 75.87 1011.4
01 09:56 W 24 G 54 16.09 Mostly Cloudy BKN250 12.8 -1.1 38% 75.87 1011.5
01 07:56 W 24 16.09 A Few Clouds FEW060 FEW250 10 -1.1 11.7 10 46% 7 75.74 1009.8
01 06:56 W 19 G 41 16.09 A Few Clouds FEW060 10 -1.7 44% 8 75.67 1008.9
Date Time (est) 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)