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.
22 12:56 W 28 G 44 16.09 Mostly Cloudy FEW050 BKN250 7.2 -6.7 8.9 3.9 37% 3 76.12 1015.1
22 09:56 W 26 G 35 16.09 Mostly Cloudy BKN250 7.2 -5 42% 4 76.25 1016.8
22 08:56 W 24 G 35 16.09 Mostly Cloudy BKN250 5.6 -6.1 43% 2 76.25 1016.5
22 07:56 W 22 16.09 Partly Cloudy FEW035 FEW075 SCT250 4.4 -6.1 47% 0 76.23 1016.4
22 06:56 W 17 16.09 Partly Cloudy SCT075 SCT250 3.9 -5 5.6 3.9 53% 0 76.2 1015.9
22 05:56 SW 19 16.09 Mostly Cloudy BKN075 4.4 -3.9 55% 1 76.15 1015.2
22 04:56 SW 17 16.09 Overcast OVC065 5 -2.8 57% 2 76.17 1015.5
22 03:56 SW 19 16.09 Overcast OVC070 5 -2.2 60% 2 76.17 1015.7
21 23:56 SW 24 G 37 16.09 Overcast FEW080 OVC120 3.9 -0.6 73% -0 76.56 1020.5
21 22:56 SW 17 G 33 16.09 Overcast BKN080 OVC110 3.9 -1.1 70% 0 76.61 1021.5
21 21:56 SW 24 G 39 16.09 Overcast SCT028 BKN080 OVC110 3.9 0 76% -0 76.68 1022.3
21 20:56 SW 30 G 43 16.09 Overcast BKN029 BKN060 OVC095 4.4 -0.6 70% -0 76.76 1023.2
21 19:56 S 28 G 48 16.09 Overcast SCT028 BKN035 OVC065 3.9 -1.1 70% -1 76.78 1024.0
21 18:56 S 30 G 50 16.09 Overcast BKN033 OVC065 3.3 -2.2 3.3 -1.7 68% -2 76.84 1024.6
21 17:56 S 33 G 48 16.09 Overcast and Breezy BKN033 BKN090 OVC250 2.8 -3.3 65% -3 76.91 1025.3
21 16:56 S 26 G 48 16.09 Mostly Cloudy BKN030 2.2 -4.4 62% -3 76.94 1025.7
21 15:56 S 20 G 43 16.09 Partly Cloudy SCT034 SCT150 SCT200 SCT250 0.6 -6.1 61% -4 77.04 1027.1
21 14:56 S 28 G 46 16.09 Partly Cloudy FEW040 FEW150 SCT250 0 -9.4 50% -6 77.04 1027.3
21 13:56 SW 17 G 35 16.09 Mostly Cloudy FEW040 BKN190 BKN250 -1.1 -11.7 45% -6 77.22 1029.5
21 12:56 S 22 G 35 16.09 Mostly Cloudy FEW150 BKN170 BKN250 -1.7 -12.2 -1.7 -13.3 45% -7 77.37 1031.5
21 11:56 SW 24 G 35 16.09 Mostly Cloudy FEW150 BKN250 -2.2 -13.3 43% -8 77.44 1032.5
21 10:56 W 15 16.09 Partly Cloudy SCT250 -3.3 -15 40% -8 77.5 1033.4
21 09:56 SW 7 16.09 A Few Clouds FEW250 -5 -17.8 36% -8 77.55 1034.0
21 08:56 SW 11 16.09 A Few Clouds FEW250 -6.7 -16.7 45% -11 77.6 1034.8
21 07:56 SW 9 16.09 A Few Clouds FEW250 -10 -17.8 53% -14 77.6 1034.7
21 06:56 W 7 16.09 A Few Clouds FEW250 -10.6 -18.9 -8.9 -11.1 51% -14 77.6 1034.6
21 05:56 SW 9 16.09 Fair CLR -10.6 -18.3 54% -15 77.55 1034.1
21 04:56 W 6 16.09 Fair CLR -11.1 -18.3 56% 77.55 1034.0
21 03:56 W 7 16.09 Fair CLR -10 -18.9 49% -14 77.5 1033.4
21 02:56 W 7 16.09 Fair CLR -9.4 -18.9 46% -13 77.52 1033.6
21 01:56 NW 6 16.09 Fair CLR -8.9 -18.9 45% 77.47 1033.1
21 00:56 W 11 16.09 Fair CLR -8.9 -18.3 -7.8 -10.6 47% -14 77.47 1032.9
20 23:56 W 7 16.09 Fair CLR -9.4 -18.3 49% -13 77.47 1033.1
20 22:56 SW 7 16.09 Fair CLR -9.4 -18.3 49% -13 77.44 1032.5
20 21:56 W 11 16.09 Fair CLR -8.3 -18.9 43% -13 77.42 1032.3
20 20:56 W 11 16.09 Fair CLR -8.3 -18.9 43% -13 77.34 1031.4
20 19:56 W 15 16.09 Fair CLR -8.3 -18.3 45% -14 77.32 1030.7
20 18:56 W 20 16.09 A Few Clouds FEW050 -7.8 -18.3 -5.6 -7.8 43% -15 77.24 1029.8
20 17:56 W 20 16.09 A Few Clouds FEW050 -7.2 -18.3 41% -14 77.17 1028.8
20 16:56 W 15 16.09 A Few Clouds FEW050 -6.7 -18.9 38% -12 77.06 1027.4
20 15:56 W 24 16.09 A Few Clouds FEW050 -6.1 -18.9 36% -13 76.96 1026.2
20 14:56 W 26 16.09 A Few Clouds FEW050 -6.1 -18.3 38% -13 76.89 1025.2
20 13:56 NW 30 G 37 16.09 A Few Clouds FEW050 -6.1 -18.3 38% -14 76.84 1024.5
20 12:56 W 28 G 44 16.09 A Few Clouds FEW045 -6.1 -18.3 -6.1 -8.3 38% -14 76.86 1024.7
20 11:56 W 24 G 39 16.09 A Few Clouds FEW045 -6.1 -17.2 41% -13 76.86 1024.9
20 09:56 W 20 G 39 16.09 A Few Clouds FEW040 FEW150 -6.7 -17.8 41% -13 76.86 1024.9
20 08:56 W 20 16.09 Partly Cloudy SCT150 -7.2 -16.7 47% -14 76.84 1024.4
20 07:56 W 19 16.09 Fair CLR -7.8 -16.1 52% -14 76.78 1023.9
20 06:56 W 22 16.09 Fair CLR -7.8 -16.1 -3.9 -7.8 52% -15 76.71 1022.9
20 05:56 W 19 16.09 A Few Clouds FEW250 -7.2 -16.1 49% -14 76.66 1022.3
20 04:56 W 19 16.09 Fair CLR -7.2 -15.6 52% -14 76.61 1021.3
20 03:56 W 15 16.09 Fair CLR -6.7 -15.6 50% -12 76.56 1020.8
20 02:56 W 19 16.09 Fair CLR -6.1 -16.1 45% -12 76.53 1020.5
20 01:56 W 19 16.09 Fair CLR -5.6 -15 48% -12 76.48 1019.7
20 00:56 W 31 G 57 16.09 Fair CLR -3.9 -16.7 -0.6 -3.9 37% -11 76.43 1018.9
19 23:56 W 19 16.09 Partly Cloudy SCT250 -2.8 -11.7 51% -8 76.38 1018.4
19 22:56 W 24 G 43 16.09 A Few Clouds FEW055 -1.7 -12.2 45% -8 76.33 1017.7
19 21:56 W 30 G 48 16.09 A Few Clouds FEW055 -0.6 -8.9 54% -7 76.28 1017.1
19 20:56 SW 15 16.09 A Few Clouds FEW070 -2.2 -8.3 63% -7 76.25 1016.5
19 19:56 SW 7 16.09 A Few Clouds FEW055 -2.8 -9.4 61% -5 76.23 1016.4
19 18:56 SW 7 16.09 A Few Clouds FEW045 -2.8 -10.6 0 -3.3 55% -5 76.23 1016.2
19 17:56 SW 9 16.09 A Few Clouds FEW045 -2.8 -10 58% -6 76.2 1015.9
19 16:56 W 26 G 39 16.09 Partly Cloudy SCT038 SCT050 -1.7 -10 54% -8 76.17 1015.5
19 15:56 W 20 16.09 Light Snow BKN038 -0.6 -7.8 59% -6 76.1 1014.6
19 14:56 W 22 G 41 16.09 Partly Cloudy SCT040 -0.6 -7.8 59% -6 76 1013.2
19 13:56 W 37 G 48 16.09 A Few Clouds and Breezy FEW032 -0.6 -8.9 54% -7 75.95 1012.6
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)