Weather observations for the past three days for
Islip, Long Island Mac Arthur Airport
Imperial (Metric)
Date Time (est) Wind (mph) Vis. (mi.) Weather Sky Cond. Temperature (ºF) Relative Humidity Wind Chill (°F) Heat Index (°F) Pressure Precipitation (in)
Air Dwpt 6 hour altimeter (in) sea level (mb) 1 hr 3 hr 6 hr
Max. Min.
20 12:56 N 5 10.00 Partly Cloudy FEW045 FEW170 SCT250 48.9 30.9 48.9 35.1 50% 48 30.19 1022.4
20 11:56 N 8 10.00 Mostly Cloudy FEW045 SCT170 BKN250 46.9 30.9 54% 44 30.21 1022.9
20 10:56 NW 5 10.00 Mostly Cloudy BKN170 BKN250 48 32 54% 47 30.24 1024.0
20 09:56 NE 3 10.00 Mostly Cloudy BKN170 BKN250 45 33.1 63% 30.26 1024.8
20 08:56 NE 3 10.00 Mostly Cloudy FEW190 BKN250 43 33.1 68% 30.26 1024.7
20 06:56 N 5 10.00 Mostly Cloudy BKN250 36 30 37 34 79% 33 30.24 1024.0
20 05:56 N 3 10.00 Mostly Cloudy BKN230 36 30.9 82% 30.24 1024.0
20 04:56 N 6 10.00 Fair CLR 35.1 30 82% 31 30.23 1023.6
20 03:56 Calm 10.00 Fair CLR 36 30 79% 30.22 1023.2
20 02:56 NW 5 10.00 Fair CLR 35.1 28.9 78% 32 30.22 1023.5
20 01:56 Calm 10.00 Fair CLR 36 30 79% 30.22 1023.4
20 00:56 Calm 10.00 Fair CLR 35.1 30 37.9 33.1 82% 30.23 1023.7
19 23:56 N 3 10.00 Mostly Cloudy BKN240 34 30.9 89% 30.23 1023.7
19 22:56 N 6 10.00 A Few Clouds FEW250 35.1 30 82% 31 30.24 1023.9
19 21:56 NW 3 10.00 A Few Clouds FEW050 FEW250 34 30 85% 30.23 1023.6
19 20:56 Calm 10.00 Fair CLR 35.1 30 82% 30.22 1023.4
19 19:56 Calm 10.00 Fair CLR 36 30 79% 30.23 1023.7
19 18:56 Calm 10.00 A Few Clouds FEW050 37.9 28.9 50 37 70% 30.22 1023.2
19 17:56 Calm 10.00 A Few Clouds FEW050 39 28.9 67% 30.2 1022.6
19 16:56 N 3 10.00 Partly Cloudy SCT050 43 30.9 63% 30.18 1022.1
19 15:56 N 5 10.00 Partly Cloudy FEW035 SCT055 46 32 58% 44 30.17 1021.7
19 14:56 N 7 10.00 A Few Clouds FEW030 FEW065 48.9 34 56% 46 30.16 1021.2
19 13:56 N 7 10.00 Partly Cloudy SCT026 SCT065 SCT250 46.9 34 61% 44 30.14 1020.8
19 12:56 NE 7 10.00 Mostly Cloudy BKN022 BKN043 BKN065 BKN150 BKN250 48 37 48 39.9 66% 45 30.14 1020.6 0.01
19 11:56 NE 7 10.00 Overcast BKN017 BKN048 OVC065 46.9 37.9 71% 44 30.16 1021.2
19 10:56 NE 10 10.00 Mostly Cloudy FEW018 BKN043 BKN070 BKN130 BKN250 45 37.9 77% 40 30.17 1021.7
19 09:56 NE 6 10.00 Light Rain FEW012 FEW029 OVC038 42.1 37 82% 39 30.19 1022.2 0.01
19 08:56 NE 3 10.00 Light Rain OVC042 42.1 37.9 85% 30.18 1021.9 0.01
19 07:56 Calm 10.00 Overcast OVC046 41 37 86% 30.18 1022.0
19 06:56 Calm 10.00 Light Rain SCT031 BKN041 OVC055 39.9 36 42.1 37.9 86% 30.17 1021.7 0.01 0.04
19 05:56 Calm 10.00 Light Rain SCT022 OVC029 41 35.1 79% 30.17 1021.7 0.02
19 04:56 Calm 10.00 Light Rain OVC039 41 33.1 73% 30.16 1021.4 0.01
19 03:56 Calm 10.00 Overcast OVC065 41 30.9 67% 30.14 1020.8
19 02:56 Calm 10.00 Overcast OVC060 41 30 65% 30.16 1021.2
19 01:56 Calm 10.00 Overcast OVC060 39.9 30.9 70% 30.16 1021.4
19 00:56 Calm 10.00 Overcast OVC060 37.9 28.9 44.1 36 70% 30.16 1021.2
18 23:56 Calm 10.00 Mostly Cloudy FEW060 BKN100 BKN250 36 27 70% 30.17 1021.6
18 22:56 Calm 10.00 Overcast SCT120 OVC250 36 26.1 67% 30.16 1021.5
18 21:56 Calm 10.00 Mostly Cloudy FEW090 FEW200 BKN250 37 25 62% 30.17 1021.6
18 20:56 Calm 10.00 Mostly Cloudy FEW090 BKN250 37.9 25 60% 30.16 1021.3
18 19:56 NW 5 10.00 Mostly Cloudy FEW050 BKN120 BKN250 42.1 25 51% 40 30.14 1020.8
18 18:56 W 5 10.00 Mostly Cloudy BKN110 BKN250 44.1 24.1 50 44.1 45% 42 30.15 1021.0
18 17:56 W 8 10.00 Mostly Cloudy BKN110 BKN250 45 24.1 44% 41 30.14 1020.8
18 16:56 W 7 10.00 Mostly Cloudy FEW050 SCT120 BKN250 45 24.1 44% 42 30.12 1020.0
18 15:56 W 9 10.00 Mostly Cloudy FEW050 SCT150 BKN250 46 24.1 42% 42 30.11 1019.7
18 14:56 NW 13 G 21 10.00 Mostly Cloudy FEW055 FEW080 FEW150 BKN250 48 23 37% 43 30.09 1019.1
18 13:56 NW 12 G 22 10.00 Partly Cloudy FEW055 FEW170 SCT250 48.9 24.1 38% 45 30.09 1019.0
18 12:56 W 15 G 20 10.00 Partly Cloudy FEW055 FEW190 SCT250 48 24.1 48.9 36 39% 43 30.1 1019.2
18 11:56 W 9 10.00 Partly Cloudy FEW055 FEW080 FEW190 SCT250 46.9 23 39% 43 30.11 1019.7
18 10:56 NW 13 G 24 10.00 A Few Clouds FEW050 FEW080 FEW190 FEW250 46 23 40% 41 30.13 1020.3
18 09:56 NW 12 10.00 A Few Clouds FEW045 FEW070 FEW250 45 23 42% 40 30.14 1020.7
18 08:56 NW 13 G 24 10.00 A Few Clouds FEW045 FEW070 44.1 23 43% 38 30.12 1020.1
18 07:56 NW 12 10.00 A Few Clouds FEW045 FEW065 41 23 49% 35 30.12 1019.8
18 06:56 W 6 10.00 A Few Clouds FEW040 FEW060 36 21.9 41 34 57% 32 30.1 1019.2
18 05:56 W 9 10.00 A Few Clouds FEW040 37 23 57% 31 30.07 1018.3
18 04:56 W 8 10.00 Fair CLR 35.1 21.9 59% 29 30.04 1017.3
18 03:56 W 9 10.00 Fair CLR 39.9 21.9 49% 34 30.03 1016.8
18 02:56 NW 10 G 21 10.00 Fair CLR 41 21.9 47% 35 30 1016.0
18 01:56 NW 13 10.00 Fair CLR 41 21.9 47% 34 29.99 1015.5
18 00:56 NW 15 10.00 Fair CLR 41 21 43 41 45% 34 29.97 1015.1
17 23:56 NW 14 G 28 10.00 Mostly Cloudy BKN050 42.1 21 43% 35 29.97 1014.9
17 22:56 NW 10 10.00 Mostly Cloudy BKN050 42.1 21 43% 37 29.96 1014.7
17 21:56 W 13 10.00 Mostly Cloudy BKN050 41 21 45% 34 29.94 1014.0
17 20:56 NW 17 G 25 10.00 Mostly Cloudy BKN055 42.1 19.9 41% 34 29.92 1013.3
17 19:56 NW 21 G 33 10.00 Mostly Cloudy and Breezy BKN055 43 19.9 40% 35 29.9 1012.6
17 18:56 NW 17 G 29 10.00 A Few Clouds FEW055 42.1 19.9 46.9 42.1 41% 34 29.89 1012.0
17 17:56 NW 23 G 40 10.00 Partly Cloudy and Breezy SCT050 43 19.9 40% 34 29.86 1011.2
17 16:56 NW 25 G 36 10.00 Mostly Cloudy and Breezy BKN055 43 19.9 40% 34 29.82 1009.9
17 15:56 NW 18 G 30 10.00 Mostly Cloudy BKN055 45 21 39% 38 29.78 1008.5
17 14:56 NW 17 G 35 10.00 Mostly Cloudy BKN050 46 21 37% 40 29.75 1007.4
17 13:56 NW 23 G 45 10.00 Mostly Cloudy and Breezy BKN055 45 19.9 37% 37 29.72 1006.3
Date Time (est) Wind (mph) Vis. (mi.) Weather Sky Cond. Air Dwpt Max. Min. Relative Humidity Wind Chill (°F) Heat Index (°F) altimeter (in) sea level (mb) 1 hr 3 hr 6 hr
6 hour
Temperature (ºF) Pressure Precipitation (in)