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.
14 03:56 W 6 16.09 Overcast BKN070 OVC085 -5 -9.4 72% 76.45 1019.2
14 02:56 Calm 16.09 Overcast FEW075 OVC100 -5.6 -9.4 75% 76.45 1019.5
14 01:56 Calm 16.09 Fair CLR -6.1 -10 74% 76.48 1019.7
14 00:56 W 7 16.09 Fair CLR -3.9 -8.9 -0.6 -5.6 69% -7 76.5 1020.0
13 23:56 Calm 16.09 Mostly Cloudy FEW180 BKN250 -4.4 -8.9 71% 76.5 1020.1
13 22:56 W 6 16.09 Mostly Cloudy SCT180 BKN230 -2.8 -8.3 66% 76.48 1019.9
13 21:56 W 7 16.09 Overcast BKN160 OVC220 -2.2 -7.8 66% -5 76.5 1019.9
13 20:56 SW 6 16.09 Mostly Cloudy BKN170 BKN220 -1.7 -8.3 61% 76.5 1020.0
13 19:56 SW 9 16.09 Mostly Cloudy SCT190 SCT220 BKN250 -2.2 -8.3 63% -5 76.5 1020.1
13 18:56 SW 6 16.09 Partly Cloudy SCT250 -0.6 -11.1 2.2 -0.6 45% 76.5 1020.1
13 17:56 W 7 16.09 A Few Clouds FEW250 0.6 -11.1 42% -1 76.48 1019.7
13 16:56 NW 13 16.09 A Few Clouds FEW250 1.7 -11.7 37% -2 76.45 1019.4
13 15:56 W 13 16.09 A Few Clouds FEW250 2.2 -11.7 35% -1 76.45 1019.3
13 14:56 N 11 16.09 A Few Clouds FEW250 1.7 -11.1 38% -1 76.43 1019.2
13 13:56 NW 15 16.09 A Few Clouds FEW250 1.1 -11.1 40% -3 76.45 1019.4
13 12:56 NW 20 16.09 A Few Clouds FEW250 0 -11.7 0 -5.6 41% -5 76.5 1019.9
13 11:56 N 17 G 30 16.09 A Few Clouds FEW250 -0.6 -11.7 43% -5 76.53 1020.6
13 10:56 NW 22 16.09 A Few Clouds FEW250 -2.2 -11.7 49% -8 76.56 1020.9
13 09:56 N 24 16.09 Partly Cloudy SCT250 -2.8 -11.7 51% -9 76.58 1021.1
13 08:56 N 24 G 41 16.09 Partly Cloudy SCT250 -3.9 -12.2 53% -10 76.56 1020.6
13 07:56 N 19 16.09 Partly Cloudy SCT250 -5 -12.8 55% -11 76.53 1020.3
13 06:56 N 19 16.09 A Few Clouds FEW250 -5.6 -12.8 -3.9 -5.6 57% -12 76.48 1019.6
13 05:56 N 20 16.09 A Few Clouds FEW250 -5.6 -12.8 57% -12 76.43 1018.9
13 04:56 NW 19 16.09 Fair CLR -5.6 -12.2 60% -12 76.38 1018.5
13 03:56 NW 22 16.09 Fair CLR -5 -12.2 57% -11 76.35 1018.1
13 02:56 NW 22 16.09 Fair CLR -5 -11.7 60% -11 76.33 1017.7
13 01:56 NW 22 16.09 Fair CLR -4.4 -11.7 57% -11 76.35 1017.9
13 00:56 NW 19 16.09 Fair CLR -3.9 -11.7 -0.6 -3.9 55% -9 76.33 1017.6
12 23:56 NW 20 G 31 16.09 Mostly Cloudy FEW170 BKN250 -3.3 -11.1 55% -9 76.3 1017.5
12 22:56 NW 24 G 35 16.09 Mostly Cloudy FEW180 BKN250 -2.8 -11.1 53% -9 76.28 1017.1
12 21:56 NW 26 16.09 Mostly Cloudy FEW180 BKN250 -2.2 -11.1 51% -8 76.28 1017.0
12 20:56 NW 24 16.09 Mostly Cloudy SCT200 BKN250 -1.7 -10 54% -8 76.25 1016.6
12 19:56 N 20 16.09 Mostly Cloudy FEW200 BKN250 -1.1 -10 51% -6 76.2 1016.1
12 18:56 N 13 16.09 Mostly Cloudy BKN250 -0.6 -9.4 1.7 -0.6 52% -4 76.17 1015.5
12 17:56 NW 17 16.09 Partly Cloudy FEW045 SCT250 0 -8.9 52% -4 76.1 1014.6
12 16:56 NW 17 G 50 16.09 A Few Clouds FEW045 FEW250 1.1 -9.4 46% -3 76.05 1013.9
12 15:56 NW 24 G 39 16.09 A Few Clouds FEW047 FEW250 1.7 -10 42% -3 76.02 1013.4
12 14:56 NW 31 G 44 16.09 A Few Clouds FEW047 FEW250 1.7 -10 42% -4 76 1013.3
12 13:56 NW 26 G 52 16.09 A Few Clouds FEW042 FEW150 FEW250 1.1 -9.4 46% -4 76 1013.3
12 11:56 NW 37 G 52 16.09 A Few Clouds and Breezy FEW040 0 -9.4 50% -7 76.02 1013.6
12 10:56 NW 28 G 46 16.09 Partly Cloudy SCT039 -0.6 -9.4 52% -7 76.05 1013.9
12 09:56 N 28 G 43 16.09 Partly Cloudy SCT037 -1.1 -9.4 54% -7 76.05 1013.9
12 08:56 NW 20 G 37 16.09 A Few Clouds FEW044 FEW110 -1.1 -9.4 54% -6 76.05 1013.8
12 07:56 NW 24 16.09 Mostly Cloudy FEW044 BKN110 -1.7 -9.4 56% -8 76 1013.3
12 06:56 NW 9 16.09 Mostly Cloudy FEW042 BKN120 -3.3 -8.9 1.1 -3.9 66% -7 75.97 1012.9
12 05:56 N 13 16.09 Mostly Cloudy FEW042 BKN120 -2.2 -8.9 60% -6 75.95 1012.5
12 04:56 NW 7 16.09 A Few Clouds FEW044 -2.8 -7.2 72% -5 75.9 1011.8
12 03:56 NW 13 16.09 A Few Clouds FEW039 -1.7 -6.7 69% -6 75.84 1011.0
12 02:56 NW 19 16.09 Mostly Cloudy FEW034 BKN042 BKN055 -1.1 -5.6 72% -6 75.79 1010.4
12 01:56 N 17 16.09 Overcast OVC039 0 -5 69% -4 75.77 1010.1
12 00:56 W 22 16.09 Overcast BKN045 BKN055 OVC065 1.1 -7.8 2.2 0.6 52% -4 75.72 1009.4
11 23:56 NW 26 G 41 16.09 Partly Cloudy FEW045 SCT060 1.1 -7.8 52% -4 75.69 1009.0
11 22:56 W 26 G 46 16.09 Partly Cloudy SCT060 1.1 -7.8 52% -4 75.67 1008.7
11 21:56 NW 19 G 41 16.09 Mostly Cloudy BKN047 1.7 -7.2 52% -2 75.67 1008.9
11 20:56 W 24 G 43 16.09 Mostly Cloudy BKN049 1.7 -7.2 52% -3 75.69 1009.1
11 19:56 W 24 G 35 16.09 Partly Cloudy FEW049 SCT065 1.7 -7.2 52% -3 75.67 1008.6
11 18:56 NW 22 G 35 16.09 A Few Clouds FEW055 2.2 -7.2 4.4 1.7 50% -2 75.62 1008.2
11 17:56 NW 24 16.09 A Few Clouds FEW055 2.2 -7.2 50% -3 75.57 1007.5
11 16:56 NW 31 G 57 16.09 Partly Cloudy SCT055 3.3 -6.7 48% -2 75.51 1006.8
11 15:56 NW 37 G 56 16.09 Partly Cloudy and Breezy FEW042 SCT055 SCT250 3.3 -5.6 52% -2 75.46 1006.1
11 14:56 W 30 G 46 16.09 Mostly Cloudy SCT042 BKN250 3.9 -5 53% -1 75.41 1005.6
11 13:56 NW 35 G 44 16.09 Overcast and Breezy BKN041 OVC250 3.9 -3.9 57% -1 75.41 1005.3
11 12:56 W 31 G 46 16.09 Mostly Cloudy BKN045 BKN250 4.4 -3.9 5.6 -0.6 55% -0 75.41 1005.4
11 11:56 W 26 G 48 16.09 Mostly Cloudy FEW040 BKN055 BKN250 4.4 -3.9 55% 0 75.44 1005.8
11 10:56 NW 37 G 46 16.09 Partly Cloudy and Breezy FEW050 SCT250 5 -3.9 53% -0 75.49 1006.4
11 09:56 W 26 G 41 16.09 Partly Cloudy FEW045 FEW200 SCT250 5 -3.3 55% 1 75.51 1006.6
11 08:56 W 17 12.87 A Few Clouds FEW200 3.3 -3.3 62% -0 75.51 1006.6
11 07:56 NW 11 12.87 A Few Clouds FEW200 1.1 -3.3 73% -2 75.49 1006.5
11 06:56 NW 9 9.66 A Few Clouds with Haze FEW080 FEW200 -0.6 -3.3 1.7 -0.6 82% -3 75.46 1006.2 0.08
11 05:56 W 7 11.27 A Few Clouds FEW200 0 -2.8 82% -2 75.41 1005.4
11 04:56 NW 13 12.87 Fair CLR 0.6 -2.2 82% -3 75.36 1004.9
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)