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.
30 10:56 S 17 16.09 Mostly Cloudy BKN250 28.9 19.4 57% 30 76.48 1019.5
30 09:56 Vrbl 7 16.09 Partly Cloudy SCT250 27.2 19.4 62% 29 76.48 1019.6
30 08:56 SW 11 16.09 Partly Cloudy SCT250 26.1 18.3 62% 27 76.48 1019.6
30 07:56 W 7 16.09 Partly Cloudy FEW095 SCT250 23.9 17.8 23.9 18.3 69% 25 76.53 1020.0
30 06:56 W 7 16.09 Mostly Cloudy BKN250 21.7 17.2 76% 76.5 1019.9
30 05:56 Calm 16.09 Mostly Cloudy BKN250 19.4 16.7 84% 76.48 1019.6
30 04:56 Calm 16.09 Fair CLR 18.3 16.1 87% 76.48 1019.5
30 03:56 Calm 16.09 Fair CLR 18.9 16.7 87% 76.5 1019.7
30 02:56 Calm 16.09 Fair CLR 20.6 17.2 81% 76.48 1019.4
30 01:56 SW 7 16.09 Fair CLR 20 16.7 25 20 81% 76.5 1019.7
30 00:56 SW 6 16.09 Fair CLR 20.6 16.7 78% 76.5 1019.8
29 23:56 W 9 16.09 A Few Clouds FEW250 21.1 17.2 79% 76.5 1019.8
29 22:56 SW 11 16.09 Partly Cloudy SCT250 22.2 17.8 76% 76.5 1019.8
29 21:56 SW 9 16.09 Partly Cloudy SCT250 22.2 18.9 82% 76.5 1019.7
29 20:56 SW 11 16.09 Partly Cloudy SCT250 23.3 19.4 79% 76.48 1019.3
29 19:56 SW 11 16.09 Partly Cloudy FEW090 SCT250 25 19.4 30 25 71% 26 76.45 1019.2
29 18:56 SW 17 16.09 Partly Cloudy FEW060 SCT250 26.1 19.4 67% 27 76.45 1019.1
29 17:56 SW 15 16.09 A Few Clouds FEW060 FEW250 27.8 18.9 58% 29 76.43 1018.8
29 16:56 S 20 16.09 A Few Clouds FEW060 FEW250 28.9 18.9 55% 30 76.43 1018.8
29 15:56 S 17 16.09 A Few Clouds FEW060 FEW250 28.3 18.9 57% 30 76.4 1018.6
29 14:56 S 19 16.09 A Few Clouds FEW055 FEW250 28.9 18.9 55% 30 76.4 1018.5
29 13:56 S 19 16.09 A Few Clouds FEW050 FEW250 28.9 18.9 30.6 22.8 55% 30 76.4 1018.5
29 12:56 Vrbl 9 16.09 A Few Clouds FEW048 FEW250 30 16.1 43% 30 76.43 1018.8
29 11:56 Vrbl 6 16.09 A Few Clouds FEW043 FEW250 28.9 17.8 51% 30 76.45 1019.2
29 10:56 N 13 16.09 A Few Clouds FEW038 FEW250 28.3 17.8 53% 29 76.45 1019.0
29 09:56 N 9 16.09 Partly Cloudy SCT250 26.7 18.3 60% 28 76.43 1018.8
29 08:56 NW 7 16.09 A Few Clouds FEW250 25 18.9 69% 26 76.4 1018.7
29 07:56 NW 7 16.09 A Few Clouds FEW250 22.8 18.9 22.8 17.2 79% 76.4 1018.4
29 06:56 Calm 8.05 Fog/Mist FEW250 20.6 18.9 90% 76.35 1017.7
29 05:56 Calm 8.05 Fog/Mist FEW250 17.2 16.7 97% 76.33 1017.4
29 04:56 Calm 8.05 Fog/Mist CLR 17.8 17.2 96% 76.3 1017.2
29 03:56 Calm 9.66 Fog/Mist CLR 18.3 17.8 97% 76.28 1016.7
29 02:56 Calm 9.66 Fog/Mist CLR 18.3 17.8 97% 76.25 1016.6
29 01:56 NW 7 11.27 Fair CLR 18.9 17.8 22.8 18.3 93% 76.25 1016.6
29 00:56 Calm 14.48 Fair CLR 18.9 17.8 93% 76.25 1016.6
28 23:56 E 6 16.09 A Few Clouds FEW250 19.4 18.3 93% 76.28 1016.7
28 22:56 SE 6 16.09 A Few Clouds FEW008 FEW250 20.6 19.4 93% 76.28 1016.7
28 21:56 S 6 16.09 A Few Clouds FEW006 FEW250 20.6 18.9 90% 76.28 1016.8
28 20:56 S 9 16.09 A Few Clouds FEW015 FEW120 FEW250 21.1 18.9 87% 76.2 1015.8
28 19:56 SE 13 16.09 A Few Clouds FEW050 FEW120 FEW250 22.8 18.3 26.7 22.8 76% 76.2 1015.7
28 18:56 Vrbl 9 16.09 Partly Cloudy FEW045 FEW110 SCT250 23.9 17.8 69% 25 76.17 1015.6
28 17:56 SE 11 16.09 Mostly Cloudy FEW040 FEW100 BKN250 24.4 17.8 67% 25 76.15 1015.0
28 16:56 S 13 16.09 Partly Cloudy FEW030 FEW090 SCT250 25 17.8 64% 26 76.15 1015.1
28 15:56 S 13 16.09 Partly Cloudy FEW030TCU FEW080 SCT250 25.6 18.3 64% 27 76.15 1015.3
28 14:56 SE 19 G 28 16.09 Mostly Cloudy SCT029TCU SCT070 BKN250 26.7 18.9 62% 28 76.15 1015.1
28 13:56 SE 13 16.09 Mostly Cloudy SCT029 BKN070 BKN250 25 18.3 26.7 21.7 66% 26 76.17 1015.4
28 12:56 S 11 16.09 Mostly Cloudy SCT036 BKN070 BKN250 26.7 18.9 62% 28 76.15 1015.0
28 11:56 E 7 16.09 Mostly Cloudy SCT030 BKN090 BKN250 25.6 17.8 62% 27 76.15 1015.1
28 10:56 Calm 16.09 Mostly Cloudy SCT027 SCT033 BKN065 25 18.3 66% 26 76.15 1015.3
28 09:56 Calm 16.09 Mostly Cloudy FEW015 BKN065 23.9 18.3 71% 25 76.17 1015.4
28 08:56 Calm 16.09 Mostly Cloudy SCT044 BKN065 22.8 19.4 81% 76.17 1015.4
28 07:56 Calm 16.09 Overcast SCT041 OVC055 21.7 18.9 21.7 19.4 84% 76.17 1015.5
28 06:56 Calm 16.09 Mostly Cloudy SCT039 BKN050 21.1 18.9 87% 76.12 1014.9
28 05:56 Calm 12.87 Overcast SCT038 OVC046 20 19.4 96% 76.12 1014.7
28 04:56 Calm 14.48 Overcast FEW042 OVC050 20 19.4 96% 76.1 1014.5
28 03:56 Calm 16.09 Overcast FEW050 OVC090 19.4 18.9 97% 76.07 1014.2
28 02:56 SE 6 16.09 Overcast BKN036 BKN050 OVC090 20.6 18.9 90% 76.1 1014.4
28 01:56 Calm 16.09 Overcast SCT070 OVC090 20 18.9 21.7 20 93% 76.12 1014.9 0.03
28 00:56 Calm 16.09 Overcast BKN045 OVC055 20.6 18.9 90% 76.15 1015.1
27 23:56 NW 6 16.09 Mostly Cloudy SCT045 BKN065 BKN110 BKN250 20.6 19.4 93% 76.17 1015.3
27 21:56 Calm 16.09 Mostly Cloudy FEW030 SCT100 BKN140 BKN250 21.1 20 93% 76.15 1015.1
27 20:56 Calm 11.27 Light Rain FEW055 BKN070 BKN110 BKN250 21.7 20 90% 76.15 1015.0 0.03
27 19:56 Calm 16.09 Mostly Cloudy FEW055 BKN085 BKN120 BKN250 21.7 19.4 24.4 21.7 87% 76.15 1015.2 0.05
27 18:56 W 7 16.09 Overcast FEW041 BKN055 OVC090 22.2 18.9 82% 76.2 1015.8
27 17:56 SW 7 16.09 Overcast FEW030 BKN049 OVC060 22.8 18.9 79% 76.2 1016.0
27 16:56 W 13 16.09 Light Rain FEW038 BKN065 BKN085 OVC130 22.2 17.8 76% 76.23 1016.0 0.03 0.05
27 15:56 S 15 12.87 Overcast FEW028 BKN070 OVC130 23.3 18.9 76% 76.23 1016.3 0.03
27 14:56 Calm 16.09 Overcast FEW050 BKN075 OVC095 24.4 20 77% 25 76.23 1016.3
27 13:56 W 7 16.09 Overcast FEW040 BKN070 OVC150 24.4 19.4 26.7 23.3 74% 25 76.25 1016.5
27 12:56 S 9 16.09 Light Rain FEW050 BKN075 OVC110 24.4 18.9 72% 25 76.28 1016.7
27 11:56 S 15 16.09 Overcast FEW050 OVC080 23.9 17.2 66% 25 76.3 1017.2
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)