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.
21 20:56 S 19 16.09 Mostly Cloudy FEW060 BKN110 BKN250 6.1 -3.9 49% 3 76.89 1025.2
21 19:56 S 19 16.09 Mostly Cloudy FEW060 BKN120 BKN250 6.1 -5 8.3 6.1 45% 3 76.86 1024.9
21 18:56 S 19 16.09 Mostly Cloudy BKN120 BKN250 6.7 -5 43% 4 76.86 1024.7
21 17:56 SE 19 16.09 Mostly Cloudy BKN120 BKN250 6.7 -5.6 41% 4 76.89 1025.1
21 16:56 S 11 16.09 Mostly Cloudy FEW050 BKN120 BKN250 6.7 -6.1 40% 5 76.91 1025.3
21 15:56 S 17 16.09 Mostly Cloudy FEW050 BKN120 BKN250 7.2 -5.6 40% 5 76.94 1025.7
21 14:56 SW 17 16.09 Partly Cloudy SCT050 SCT130 SCT250 7.8 -5 40% 5 76.99 1026.4
21 13:56 SE 13 G 33 16.09 Partly Cloudy SCT050 SCT250 7.8 -3.3 9.4 3.9 46% 6 77.01 1026.6
21 11:56 S 15 16.09 Partly Cloudy SCT050 7.8 -4.4 42% 6 77.11 1028.0
21 10:56 S 11 16.09 Partly Cloudy SCT055 6.7 -7.8 35% 5 77.14 1028.3
21 09:56 Vrbl 7 16.09 Partly Cloudy SCT050 5.6 -6.1 43% 4 77.17 1028.7
21 08:56 N 9 16.09 A Few Clouds FEW045 5.6 -6.1 43% 4 77.17 1028.8
21 07:56 N 13 16.09 Fair CLR 3.9 -6.7 3.9 0.6 46% 1 77.17 1028.8
21 06:56 N 13 16.09 A Few Clouds FEW040 2.2 -7.8 48% -1 77.14 1028.5
21 05:56 N 11 16.09 Fair CLR 0.6 -8.3 52% -2 77.06 1027.5
21 04:56 N 13 16.09 Fair CLR 1.1 -8.9 48% -2 77.04 1027.1
21 03:56 N 13 16.09 Fair CLR 1.7 -8.3 48% -2 77.04 1026.9
21 02:56 N 15 16.09 Fair CLR 2.2 -8.9 44% -1 77.01 1026.6
21 01:56 N 13 16.09 Fair CLR 3.3 -10 6.7 3.3 37% 0 77.01 1026.7
21 00:56 N 17 16.09 Fair CLR 3.9 -10 36% 0 77.01 1026.9
20 23:56 N 24 16.09 A Few Clouds FEW075 4.4 -8.3 40% 0 76.99 1026.3
20 22:56 N 19 16.09 A Few Clouds FEW070 3.9 -5 53% 0 76.94 1025.6
20 21:56 N 20 16.09 A Few Clouds FEW075 5.6 -6.1 43% 2 76.91 1025.4
20 20:56 N 13 16.09 A Few Clouds FEW075 6.1 -7.2 38% 4 76.86 1024.6
20 19:56 N 20 16.09 A Few Clouds FEW075 6.7 -7.2 11.7 6.7 37% 3 76.76 1023.4
20 18:56 N 26 G 37 16.09 A Few Clouds FEW070 8.3 -8.9 29% 5 76.68 1022.4
20 17:56 NW 26 G 37 16.09 A Few Clouds FEW070 9.4 -8.9 27% 6 76.63 1021.6
20 16:56 NW 30 G 46 16.09 Partly Cloudy FEW045 SCT055 SCT075 8.9 -5 37% 5 76.58 1020.8
20 15:56 NW 26 G 43 16.09 Mostly Cloudy FEW045 SCT055 BKN070 9.4 -2.8 43% 6 76.5 1020.0
20 14:56 N 28 G 43 16.09 Mostly Cloudy FEW045 BKN055 BKN075 10.6 -3.9 36% 76.5 1020.0
20 13:56 N 22 G 37 16.09 Mostly Cloudy SCT045 BKN055 10.6 -3.3 11.7 6.7 38% 76.5 1020.1
20 12:56 NW 22 G 37 16.09 Mostly Cloudy SCT043TCU BKN050 BKN100 10.6 -1.1 45% 76.5 1020.0
20 11:56 Vrbl 6 16.09 Mostly Cloudy BKN035TCU BKN044 BKN070 BKN130 BKN250 10 0.6 52% 76.53 1020.3
20 10:56 W 11 16.09 Mostly Cloudy SCT031TCU SCT045 BKN065 BKN130 BKN250 9.4 0 52% 8 76.53 1020.4
20 09:56 W 13 16.09 Partly Cloudy SCT033 SCT055 SCT080 SCT250 9.4 2.2 61% 8 76.56 1020.5
20 08:56 W 11 16.09 Mostly Cloudy BKN075 BKN090 7.8 -0.6 56% 6 76.56 1020.6
20 07:56 Calm 16.09 Mostly Cloudy SCT075 BKN090 BKN250 6.7 0.6 6.7 -0.6 65% 76.56 1020.6
20 06:56 Calm 16.09 A Few Clouds FEW090 0.6 -0.6 92% 76.53 1020.2
20 05:56 Calm 16.09 A Few Clouds FEW090 -0.6 -1.7 92% 76.48 1019.5
20 04:56 Calm 16.09 Fair CLR -0.6 -1.7 92% 76.45 1019.3
20 03:56 Calm 16.09 Fair CLR 0 -1.1 92% 76.45 1019.2
20 02:56 Calm 16.09 Fair CLR 0.6 -0.6 92% 76.43 1019.0
20 01:56 Calm 16.09 Fair CLR 1.1 -0.6 5 1.1 89% 76.43 1018.9
20 00:56 Calm 16.09 Fair CLR 3.3 -0.6 76% 76.43 1019.1
19 23:56 W 11 16.09 A Few Clouds FEW250 3.9 0.6 79% 1 76.43 1018.8
19 22:56 SW 9 16.09 A Few Clouds FEW075 FEW250 3.9 2.2 89% 2 76.4 1018.5
19 21:56 Calm 16.09 Mostly Cloudy FEW050 BKN070 BKN250 5 3.3 89% 76.38 1018.2
19 20:56 Calm 16.09 Partly Cloudy FEW055 SCT250 5 2.8 86% 76.28 1017.0
19 19:56 N 7 16.09 Partly Cloudy FEW025 FEW055 SCT250 5 2.2 9.4 5 82% 4 76.17 1015.5 0.08
19 18:56 NW 17 16.09 Mostly Cloudy SCT024 SCT055 SCT150 BKN250 6.1 2.8 80% 3 76.12 1014.8
19 17:56 N 28 16.09 Mostly Cloudy SCT019 BKN032 BKN150 BKN250 6.7 2.8 76% 3 76.05 1013.8
19 16:56 N 22 16.09 Overcast FEW011 BKN017 BKN065 OVC130 5.6 3.9 89% 2 75.95 1012.5 0.05 0.08
19 15:56 N 28 16.09 Overcast FEW014 BKN019 OVC080 6.7 3.9 83% 3 75.9 1011.8
19 14:56 NW 31 G 41 12.87 Light Rain FEW013 BKN024 OVC065 7.8 5 83% 4 75.87 1011.4 0.03
19 13:56 NW 31 G 52 16.09 Overcast SCT020 OVC055 9.4 4.4 10.6 8.9 71% 6 75.79 1010.5
19 12:56 NW 22 G 44 16.09 Overcast SCT018 OVC043 10 6.7 80% 7 75.72 1009.3
19 11:56 NW 22 G 44 12.87 Light Rain FEW008 BKN013 OVC026 10 8.9 93% 7 75.72 1009.5
19 10:56 NW 26 2.41 Fog/Mist OVC003 9.4 8.9 97% 6 75.67 1008.7
19 09:56 NW 20 1.21 Light Drizzle Fog/Mist OVC002 8.9 8.9 100% 6 75.59 1007.7
19 08:56 N 9 0.40 Light Drizzle Fog/Mist OVC003 10 9.4 96% 9 75.57 1007.5
19 07:56 Calm 0.80 Light Drizzle OVC003 8.9 8.9 8.9 8.3 100% 75.59 1007.7
19 06:56 E 13 0.80 Light Drizzle OVC002 8.9 8.3 96% 7 75.59 1007.6
19 05:56 E 13 1.61 Light Drizzle OVC003 8.9 8.3 96% 7 75.64 1008.5
19 04:56 SE 9 4.83 Fog/Mist OVC003 8.9 8.3 96% 8 75.77 1010.0
19 03:56 SE 9 1.61 Fog/Mist VV002 8.9 8.3 96% 8 75.82 1010.8
19 02:56 SE 13 4.02 Fog/Mist OVC002 8.3 7.8 97% 6 75.87 1011.4
19 01:56 SE 13 11.27 Overcast OVC003 8.3 7.8 10 8.3 97% 6 75.95 1012.5
19 00:56 SE 13 6.44 Fog/Mist OVC002 8.3 7.8 97% 6 76.05 1013.7
18 23:56 SE 13 2.41 Light Drizzle Fog/Mist VV002 8.3 8.3 100% 6 76.05 1013.8
18 22:56 SE 15 1.21 Light Drizzle Fog/Mist VV002 8.9 8.3 96% 7 76.07 1014.1
18 21:56 SE 20 2.41 Light Drizzle Fog/Mist VV002 8.9 8.3 96% 6 76.15 1015.2
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)