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.
11 02:56 W 6 14.48 Overcast BKN043 OVC055 1.1 0 92% 75.34 1004.5
11 01:56 Calm 9.66 Light Rain Fog/Mist OVC033 1.7 0 89% 75.39 1005.1 0.08
11 00:56 S 11 9.66 Light Rain Fog/Mist FEW042 OVC060 1.1 -0.6 1.7 0 89% -2 75.46 1006.0 0.03 0.03
10 23:56 Calm 16.09 Overcast OVC070 1.1 -1.1 85% 75.57 1007.3
10 22:56 Calm 16.09 Overcast FEW028 BKN095 OVC150 1.1 -1.7 82% 75.67 1008.9
10 21:56 N 9 16.09 Overcast FEW027 OVC150 0.6 -1.7 85% -2 75.77 1010.2
10 20:56 S 9 16.09 Overcast SCT023 OVC180 1.7 -2.2 76% -1 75.77 1010.1
10 19:56 S 15 16.09 Overcast FEW050 FEW120 OVC180 0.6 -3.9 72% -3 75.82 1011.1
10 18:56 S 11 16.09 Overcast FEW050 SCT150 OVC250 0 -5 0 -0.6 69% -3 75.95 1012.7
10 17:56 S 9 16.09 Overcast FEW055 SCT110 OVC200 -0.6 -5.6 69% -3 76.05 1013.9
10 16:56 S 9 16.09 Overcast BKN055 OVC120 -0.6 -6.1 67% -3 76.12 1014.8
10 15:56 S 13 16.09 Overcast BKN049 OVC055 -0.6 -7.2 61% -4 76.17 1015.7
10 14:56 S 11 16.09 Overcast BKN043 OVC060 -0.6 -8.9 54% -4 76.25 1016.7
10 12:56 S 13 16.09 Mostly Cloudy BKN060 BKN100 BKN250 -0.6 -13.3 -0.6 -7.8 38% -4 76.38 1018.2
10 11:56 SW 7 16.09 Mostly Cloudy BKN060 BKN100 BKN250 -0.6 -15 33% -3 76.5 1019.9
10 09:56 Calm 16.09 Mostly Cloudy FEW090 SCT120 BKN250 -2.2 -13.3 43% 76.58 1021.1
10 08:56 W 6 16.09 Mostly Cloudy FEW090 FEW140 BKN250 -4.4 -12.2 55% 76.58 1021.1
10 07:56 Calm 16.09 Mostly Cloudy FEW090 FEW140 BKN250 -7.2 -12.2 68% 76.61 1021.4
10 06:56 W 6 16.09 Mostly Cloudy BKN100 BKN140 BKN250 -7.2 -12.8 -5 -8.3 65% 76.61 1021.4
10 05:56 Calm 16.09 Mostly Cloudy BKN110 BKN250 -7.2 -13.3 62% 76.56 1020.8
10 04:56 Calm 16.09 Overcast OVC110 -6.7 -13.3 60% 76.56 1020.7
10 03:56 W 7 16.09 Overcast OVC120 -6.1 -13.3 57% -9 76.58 1021.2
10 02:56 Calm 16.09 Fair CLR -7.2 -13.3 62% 76.56 1020.9
10 01:56 N 7 16.09 Fair CLR -7.8 -13.9 62% -11 76.58 1021.2
10 00:56 SW 6 16.09 Fair CLR -7.8 -14.4 -3.3 -9.4 59% 76.58 1021.1
09 23:56 Calm 16.09 Partly Cloudy FEW110 SCT250 -6.7 -14.4 55% 76.61 1021.6
09 22:56 W 7 16.09 Mostly Cloudy SCT085 BKN250 -5 -13.9 50% -8 76.61 1021.5
09 21:56 W 9 16.09 Partly Cloudy FEW100 SCT250 -4.4 -15 44% -8 76.66 1022.2
09 20:56 W 9 16.09 Mostly Cloudy FEW130 BKN250 -4.4 -15.6 42% -8 76.68 1022.4
09 19:56 W 6 16.09 Mostly Cloudy FEW150 BKN250 -3.9 -15.6 40% 76.66 1022.1
09 18:56 NW 11 16.09 Partly Cloudy FEW180 SCT250 -3.9 -16.1 -2.2 -4.4 39% -8 76.66 1022.2
09 17:56 NW 11 16.09 Partly Cloudy SCT250 -3.3 -16.1 37% -7 76.61 1021.6
09 16:56 NW 24 16.09 A Few Clouds FEW250 -2.8 -17.2 32% -9 76.61 1021.5
09 15:56 NW 19 16.09 A Few Clouds FEW250 -2.2 -16.1 34% -7 76.61 1021.4
09 14:56 NW 26 G 39 16.09 A Few Clouds FEW250 -2.2 -16.1 34% -8 76.61 1021.3
09 13:56 NW 30 16.09 A Few Clouds FEW250 -3.3 -16.1 37% -10 76.63 1021.7
09 12:56 NW 24 G 39 16.09 A Few Clouds FEW200 FEW250 -4.4 -16.1 -4.4 -11.1 40% -11 76.68 1022.4
09 11:56 NW 28 G 39 16.09 A Few Clouds FEW150 FEW200 -5.6 -16.7 42% -13 76.73 1023.2
09 10:56 NW 28 16.09 A Few Clouds FEW150 -7.2 -17.2 45% -15 76.84 1024.4
09 09:56 NW 26 G 39 16.09 Fair CLR -8.9 -18.3 47% -17 76.86 1024.8
09 08:56 N 17 G 41 16.09 Fair CLR -10 -18.9 49% -17 76.84 1024.6
09 07:56 N 31 16.09 Fair CLR -10.6 -18.9 51% -20 76.81 1024.2
09 06:56 NW 30 16.09 Fair CLR -11.1 -19.4 -11.1 -12.2 51% -20 76.78 1023.8
09 05:56 NW 26 16.09 Fair CLR -11.7 -19.4 53% -20 76.76 1023.5
09 04:56 N 28 G 48 16.09 Fair CLR -11.1 -19.4 51% -20 76.73 1023.1
09 03:56 N 22 16.09 Fair CLR -11.7 -20.6 48% -20 76.71 1022.7
09 02:56 N 28 16.09 Fair CLR -11.7 -20.6 48% -21 76.68 1022.5
09 01:56 N 30 16.09 Fair CLR -11.7 -20 51% -21 76.71 1022.7
09 00:56 N 31 16.09 Fair CLR -11.7 -19.4 -8.9 -11.7 53% -21 76.68 1022.4
08 23:56 N 35 G 50 16.09 Fair and Breezy CLR -11.1 -20 48% -21 76.66 1022.1
08 22:56 N 30 G 48 16.09 Fair CLR -10 -19.4 47% -19 76.66 1022.0
08 21:56 NW 26 G 41 16.09 Fair CLR -10 -19.4 47% -18 76.63 1021.6
08 20:56 NW 35 G 54 16.09 A Few Clouds and Breezy FEW250 -9.4 -20 42% -19 76.58 1021.3
08 19:56 NW 30 G 52 16.09 A Few Clouds FEW250 -9.4 -20 42% -18 76.58 1021.1
08 18:56 NW 31 G 46 16.09 A Few Clouds FEW250 -8.9 -19.4 -8.3 -10.6 43% -18 76.56 1020.8
08 17:56 NW 30 G 46 16.09 A Few Clouds FEW080 FEW250 -8.3 -19.4 41% -17 76.53 1020.3
08 16:56 NW 35 G 50 16.09 A Few Clouds and Breezy FEW070 FEW250 -8.3 -19.4 41% -17 76.48 1019.6
08 15:56 NW 35 G 50 16.09 A Few Clouds and Breezy FEW060 -8.3 -20 39% -17 76.43 1018.9
08 14:56 NW 39 G 59 16.09 Fair and Breezy CLR -8.9 -20.6 38% -19 76.4 1018.6
08 13:56 N 44 G 65 16.09 Fair and Windy CLR -9.4 -20.6 40% -20 76.38 1018.4
08 12:56 NW 43 G 59 16.09 Fair and Windy CLR -10.6 -21.1 -10.6 -15.6 42% -21 76.38 1018.5
08 11:56 NW 44 G 59 16.09 A Few Clouds and Windy FEW250 -11.7 -22.2 42% -23 76.4 1018.9
08 10:56 NW 41 G 63 16.09 A Few Clouds and Breezy FEW250 -12.8 -22.8 43% -24 76.43 1019.0
08 09:56 NW 41 G 70 16.09 A Few Clouds and Breezy FEW250 -13.9 -23.3 45% -25 76.4 1019.0
08 08:56 NW 37 G 67 16.09 A Few Clouds and Breezy FEW250 -15 -23.3 49% -26 76.45 1019.3
08 07:56 NW 39 G 69 16.09 A Few Clouds and Breezy FEW250 -15.6 -23.9 49% -27 76.45 1019.5
08 06:56 NW 37 G 57 16.09 A Few Clouds and Breezy FEW090 FEW250 -15.6 -23.9 -15 -15.6 49% -27 76.4 1018.8
08 05:56 N 35 G 65 16.09 A Few Clouds and Breezy FEW250 -15.6 -23.9 49% -27 76.35 1018.0
08 04:56 NW 35 G 61 16.09 Fair and Breezy CLR -15 -23.9 47% -26 76.3 1017.3
08 03:56 NW 31 G 56 16.09 Fair CLR -15.6 -23.9 49% -26 76.3 1017.4
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)