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.
29 18:56 SW 28 G 52 16.09 A Few Clouds FEW150 FEW250 6.7 -2.2 53% 3 77.29 1030.4
29 17:56 SW 35 G 57 16.09 A Few Clouds and Breezy FEW130 FEW250 7.2 -2.2 52% 3 77.29 1030.6
29 16:56 SW 28 G 48 16.09 A Few Clouds FEW120 FEW250 7.8 -1.7 51% 4 77.32 1030.7
29 15:56 S 26 G 54 16.09 A Few Clouds FEW060 FEW120 FEW250 8.9 -5 37% 6 77.34 1031.2
29 14:56 SW 33 G 48 16.09 A Few Clouds and Breezy FEW060 FEW120 FEW250 8.3 -5 39% 4 77.39 1032.0
29 13:56 S 31 G 44 16.09 A Few Clouds FEW100 FEW250 8.3 -8.9 8.3 -1.1 29% 5 77.5 1033.2
29 12:56 S 28 G 41 16.09 Partly Cloudy FEW120 SCT250 7.2 -1.7 54% 3 77.57 1034.2
29 11:56 S 19 G 35 16.09 A Few Clouds FEW100 FEW250 6.7 -2.8 51% 4 77.65 1035.3
29 10:56 S 22 G 31 16.09 Partly Cloudy FEW060 SCT250 6.1 -5 45% 3 77.7 1036.0
29 09:56 S 15 16.09 Partly Cloudy FEW100 SCT250 5.6 -7.2 40% 3 77.72 1036.2
29 08:56 S 11 16.09 Mostly Cloudy FEW100 BKN250 3.9 -7.2 45% 1 77.7 1036.0
29 07:56 Calm 16.09 Mostly Cloudy FEW100 BKN250 -1.1 -6.7 -1.1 -4.4 66% 77.7 1036.0
29 06:56 Calm 16.09 Partly Cloudy FEW100 SCT250 -3.9 -8.3 72% 77.67 1035.7
29 05:56 Calm 16.09 A Few Clouds FEW200 -3.9 -8.9 69% 77.62 1035.0
29 04:56 Calm 16.09 Fair CLR -3.9 -9.4 66% 77.6 1034.6
29 03:56 Calm 16.09 Fair CLR -3.9 -9.4 66% 77.6 1034.4
29 02:56 Calm 16.09 Fair CLR -2.8 -10 58% 77.6 1034.4
29 01:56 Calm 16.09 Fair CLR -2.2 -9.4 2.8 -2.2 58% 77.6 1034.4
29 00:56 Calm 16.09 Fair CLR -1.7 -10.6 51% 77.57 1034.2
28 23:56 Calm 16.09 Fair CLR 0.6 -10.6 43% 77.55 1033.7
28 22:56 NW 6 16.09 Fair CLR 1.1 -11.1 40% 77.5 1033.1
28 21:56 NW 13 16.09 Fair CLR 2.2 -11.7 35% -1 77.44 1032.6
28 20:56 NW 9 16.09 Fair CLR 2.2 -12.2 34% -0 77.39 1032.0
28 19:56 NW 15 16.09 A Few Clouds FEW090 2.8 -13.3 5.6 2.8 30% -1 77.34 1031.0
28 18:56 NW 22 G 35 16.09 A Few Clouds FEW085 3.9 -14.4 25% -0 77.27 1030.1
28 17:56 NW 26 G 46 16.09 Partly Cloudy SCT075 5 -13.9 24% 1 77.22 1029.5
28 16:56 N 15 16.09 Mostly Cloudy BKN075 4.4 -13.9 25% 1 77.22 1029.4
28 15:56 N 22 G 31 16.09 Partly Cloudy SCT070 3.3 -13.3 29% -1 77.19 1029.3
28 14:56 NW 22 G 37 16.09 Partly Cloudy SCT060 SCT080 4.4 -13.3 27% 0 77.22 1029.6
28 13:56 NW 30 G 44 16.09 A Few Clouds FEW060 4.4 -12.8 4.4 0 28% -0 77.24 1029.8
28 12:56 N 20 G 46 16.09 A Few Clouds FEW060 2.8 -13.3 30% -1 77.24 1029.9
28 11:56 NW 28 G 41 16.09 A Few Clouds FEW060 3.3 -13.9 27% -2 77.24 1029.9
28 10:56 NW 28 16.09 A Few Clouds FEW060 1.7 -12.8 34% -4 77.24 1029.8
28 08:56 N 24 G 39 16.09 Mostly Cloudy BKN065 1.1 -8.9 48% -4 77.09 1027.9
28 07:56 N 19 16.09 Mostly Cloudy BKN070 0.6 -8.3 3.3 0 52% -4 77.01 1026.9
28 06:56 N 19 16.09 Mostly Cloudy BKN065 0 -8.3 54% -5 76.91 1025.3
28 05:56 N 13 16.09 Mostly Cloudy FEW035 BKN065 1.1 -9.4 46% -2 76.81 1024.1
28 04:56 N 13 16.09 Overcast OVC065 1.1 -9.4 46% -2 76.73 1023.1
28 03:56 N 20 16.09 Partly Cloudy SCT070 1.7 -10 42% -3 76.68 1022.3
28 02:56 N 13 16.09 Mostly Cloudy BKN070 2.8 -8.3 44% -0 76.66 1022.2
28 01:56 N 15 16.09 Overcast OVC070 3.3 -5 6.1 0 55% 0 76.66 1022.0
28 00:56 N 6 16.09 Overcast OVC065 2.2 -3.3 67% 76.66 1021.9
27 23:56 N 6 16.09 A Few Clouds FEW060 1.1 -4.4 67% 76.61 1021.5
27 22:56 NE 9 16.09 A Few Clouds FEW130 FEW250 2.2 -3.9 64% -0 76.61 1021.3
27 21:56 NE 6 16.09 A Few Clouds FEW240 2.8 -5 57% 76.56 1020.7
27 20:56 N 9 16.09 Mostly Cloudy SCT130 BKN230 4.4 -5.6 49% 2 76.53 1020.4
27 19:56 N 13 16.09 Mostly Cloudy BKN130 BKN210 6.1 -5 8.9 6.1 45% 4 76.48 1019.6
27 18:56 N 17 16.09 Mostly Cloudy BKN120 BKN170 BKN250 6.1 -5.6 43% 3 76.43 1018.9
27 17:56 NW 17 16.09 Overcast BKN110 BKN140 OVC250 7.2 -4.4 44% 5 76.4 1018.7
27 16:56 NW 22 16.09 Overcast FEW046 BKN110 OVC250 7.2 -3.3 48% 4 76.35 1017.8
27 15:56 NW 26 16.09 Overcast FEW046 SCT120 BKN140 OVC250 7.8 -3.3 46% 4 76.3 1017.4
27 14:56 N 31 G 43 16.09 Overcast FEW040 BKN120 OVC250 7.8 -2.8 47% 4 76.3 1017.2
27 13:56 N 31 G 41 16.09 Mostly Cloudy FEW036 BKN120 BKN250 8.9 -1.7 12.2 8.9 48% 5 76.28 1017.0
27 12:56 N 31 G 46 16.09 Mostly Cloudy FEW040 BKN110 BKN200 10.6 0 48% 76.23 1016.2
27 11:56 N 30 G 50 16.09 Mostly Cloudy FEW040 BKN090 BKN200 10 -0.6 48% 7 76.2 1016.1
27 10:56 N 31 G 50 16.09 Overcast SCT032 BKN070 OVC085 9.4 0.6 55% 6 76.07 1014.4
27 09:56 N 28 G 44 16.09 Mostly Cloudy SCT032 BKN039 BKN110 10.6 2.2 56% 76 1013.1
27 08:56 N 24 G 44 16.09 Mostly Cloudy SCT025 BKN030 BKN120 11.7 6.1 69% 75.84 1011.0
27 07:56 N 24 G 37 16.09 Overcast OVC017 12.2 8.9 13.9 9.4 80% 75.74 1009.6 0.03
27 06:56 NW 19 16.09 Mostly Cloudy SCT110 BKN190 13.9 10.6 81% 75.59 1007.7
27 05:56 W 7 9.66 Fog/Mist SCT090 BKN130 10.6 10 96% 75.46 1006.1
27 04:56 Calm 9.66 Fog/Mist FEW016 SCT021 BKN110 9.4 8.9 97% 75.29 1003.8 0.03
27 03:56 SW 13 9.66 Light Rain Fog/Mist SCT028 BKN120 10 8.3 89% 8 75.34 1004.2 0.03
27 02:56 SW 13 11.27 Light Rain BKN042 BKN080 OVC110 10.6 8.9 89% 75.31 1004.0
27 01:56 SW 17 11.27 Light Rain BKN055 BKN070 OVC110 10 8.3 13.3 10 89% 8 75.31 1004.1 0.03 0.03
27 00:56 SW 28 G 50 14.48 Light Rain FEW075 SCT120 11.1 8.3 83% 75.31 1003.8
26 23:56 SW 28 G 48 14.48 Overcast FEW090 BKN110 OVC150 11.1 8.3 83% 75.34 1004.2
26 22:56 SW 26 G 44 16.09 Overcast OVC070 11.1 7.8 80% 75.36 1004.5
26 21:56 SW 31 G 52 16.09 Mostly Cloudy FEW200 BKN250 11.1 7.8 80% 75.39 1005.1
26 20:56 SW 31 G 44 16.09 Mostly Cloudy FEW100 BKN250 12.2 7.8 75% 75.39 1005.1
26 19:56 SW 26 G 56 16.09 Mostly Cloudy FEW100 FEW200 BKN250 12.8 7.8 16.1 11.7 72% 75.46 1006.0
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)