National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Weather observations for the past three days for
Islip, Long Island Mac Arthur Airport
Imperial (Metric)
Date Time (edt) Wind (mph) Vis. (mi.) Weather Sky Cond. Temperature (ºF) Relative Humidity Wind Chill (°F) Heat Index (°F) Pressure Precipitation (in)
Air Dwpt 6 hour altimeter (in) sea level (mb) 1 hr 3 hr 6 hr
Max. Min.
15 13:56 NW 12 10.00 Mostly Cloudy SCT047 BKN055 BKN090 64 44.1 66.9 54 48% 29.86 1011.1
15 12:56 NW 12 G 22 10.00 Mostly Cloudy BKN049 BKN100 66 44.1 45% 29.85 1010.8
15 11:56 NW 14 10.00 Mostly Cloudy BKN041 BKN100 63 43 48% 29.84 1010.5
15 10:56 NW 9 10.00 Mostly Cloudy FEW050 BKN110 62.1 45 54% 29.84 1010.3
15 09:56 NW 16 G 23 10.00 Mostly Cloudy FEW050 BKN100 59 44.1 58% 29.83 1010.2
15 08:56 NW 13 10.00 Partly Cloudy FEW045 SCT110 57 44.1 62% 29.83 1010.2
15 07:56 NW 12 10.00 Partly Cloudy SCT037 SCT110 54 44.1 54 50 69% 29.82 1009.6
15 06:56 NW 8 10.00 Partly Cloudy SCT100 51.1 44.1 77% 29.8 1009.0
15 05:56 NW 7 10.00 Mostly Cloudy BKN100 50 44.1 80% 48 29.78 1008.2
15 04:56 NW 7 10.00 Overcast OVC100 51.1 44.1 77% 29.76 1007.7
15 03:56 NW 7 10.00 Overcast OVC095 51.1 45 80% 29.75 1007.3
15 02:56 NW 8 10.00 Overcast OVC095 52 45 77% 29.74 1007.2
15 01:56 NW 8 10.00 Overcast OVC095 52 45 59 52 77% 29.75 1007.2 0.03
15 00:56 NW 9 10.00 Overcast OVC090 53.1 46 77% 29.76 1007.6
14 23:56 NW 9 10.00 Mostly Cloudy FEW050 BKN090 54 46.9 77% 29.76 1007.6
14 22:56 NW 8 10.00 Mostly Cloudy FEW040 BKN090 54 50 87% 29.75 1007.4 0.03
14 21:56 N 8 10.00 Mostly Cloudy FEW060 BKN080 55 52 90% 29.75 1007.3 0.01
14 20:56 N 9 5.00 Light Rain Fog/Mist SCT041 BKN050 OVC060 55.9 52 87% 29.73 1006.7 0.02
14 19:56 SW 8 10.00 Partly Cloudy SCT060 SCT090 57 48 66.9 57 72% 29.7 1005.6
14 18:56 SW 10 10.00 Partly Cloudy FEW045 SCT080 61 46 58% 29.69 1005.3
14 17:56 SW 12 10.00 Mostly Cloudy FEW045 BKN085 63 48 58% 29.69 1005.2
14 16:56 SW 3 10.00 Mostly Cloudy FEW042 SCT070 BKN080 64.9 44.1 47% 29.69 1005.4
14 15:56 Vrbl 5 10.00 Mostly Cloudy FEW040 FEW070 BKN130 66 46 49% 29.7 1005.5
14 14:56 N 6 10.00 Mostly Cloudy SCT023 SCT100 BKN130 63 48 58% 29.7 1005.8
14 13:56 NW 6 10.00 Mostly Cloudy SCT012 SCT040 BKN085 BKN150 BKN250 59 52 60.1 55.9 78% 29.72 1006.3 0.01
14 12:56 NW 5 10.00 Light Rain SCT012 BKN046 OVC070 57.9 53.1 84% 29.74 1007.0 0.01
14 11:56 NW 7 10.00 Light Rain SCT014 BKN075 OVC110 57.9 53.1 84% 29.76 1007.6
14 10:56 N 6 10.00 Overcast FEW023 FEW065 OVC100 57.9 52 81% 29.75 1007.4
14 09:56 NE 8 10.00 Light Rain FEW020 SCT049 OVC090 57.9 53.1 84% 29.74 1007.0
14 08:56 N 8 10.00 Overcast SCT070 OVC095 57 53.1 87% 29.75 1007.4
14 07:56 NW 3 10.00 Overcast FEW005 SCT032 OVC110 55.9 54 55.9 55 93% 29.75 1007.3
14 06:56 Calm 6.00 Fog/Mist FEW005 SCT032 OVC110 55 54 96% 29.75 1007.4
14 05:56 W 7 9.00 Overcast BKN005 OVC065 55 53.1 93% 29.75 1007.5
14 04:56 SE 9 10.00 Overcast FEW006 SCT085 OVC110 55 53.1 93% 29.73 1006.7
14 03:56 S 7 9.00 Light Rain SCT035 BKN049 OVC055 55 53.1 93% 29.77 1007.9
14 02:56 S 10 10.00 Overcast OVC100 55 52 90% 29.78 1008.4
14 01:56 S 7 10.00 Overcast FEW012 BKN039 OVC075 55.9 52 57 55.9 87% 29.81 1009.3
14 00:56 S 13 10.00 Light Rain BKN060 OVC090 55.9 52 87% 29.82 1009.7
13 23:56 S 17 G 29 10.00 Overcast FEW060 SCT100 OVC130 55.9 50 81% 29.85 1010.6
13 22:56 S 12 G 24 10.00 Overcast BKN140 OVC190 55.9 50 81% 29.86 1011.2
13 21:56 S 14 10.00 Overcast FEW110 SCT150 BKN190 OVC240 57 50 78% 29.87 1011.6
13 20:56 S 12 10.00 Overcast FEW110 BKN160 OVC190 57 50 78% 29.88 1011.8
13 19:56 S 10 10.00 Mostly Cloudy SCT090 BKN140 BKN190 BKN250 57 48.9 64.9 57 74% 29.89 1012.0
13 18:56 S 15 G 22 10.00 Mostly Cloudy SCT090 BKN140 BKN250 57.9 50 75% 29.89 1012.2
13 17:56 S 16 G 23 10.00 Mostly Cloudy FEW055 FEW090 BKN140 BKN250 59 50 72% 29.9 1012.3
13 16:56 S 18 G 28 10.00 Mostly Cloudy FEW055 FEW100 BKN130 BKN250 59 50 72% 29.91 1012.6
13 15:56 S 18 G 32 10.00 Mostly Cloudy FEW050 FEW070 FEW100 SCT150 BKN250 62.1 48 60% 29.91 1012.7
13 14:56 S 17 G 35 10.00 Partly Cloudy FEW070 FEW100 SCT250 63 46 54% 29.92 1013.1
13 13:56 S 21 G 37 10.00 Mostly Cloudy and Breezy FEW070 FEW100 BKN250 64 46 64 55.9 52% 29.93 1013.6
13 12:56 S 21 G 30 10.00 Mostly Cloudy and Breezy FEW070 SCT100 BKN250 63 48 58% 29.96 1014.3
13 11:56 S 23 G 35 10.00 Mostly Cloudy and Breezy FEW070 BKN090 BKN250 60.1 46.9 62% 29.99 1015.3
13 10:56 S 18 G 31 10.00 Mostly Cloudy FEW080 FEW110 BKN250 61 48 63% 30 1015.8
13 09:56 S 16 G 23 10.00 Mostly Cloudy FEW080 SCT110 BKN250 59 46.9 64% 30.01 1016.2
13 08:56 S 14 G 21 10.00 Mostly Cloudy BKN090 BKN130 57 46.9 69% 30.03 1016.8
13 07:56 S 14 G 23 10.00 Mostly Cloudy SCT080 BKN100 BKN250 55.9 46.9 55.9 51.1 72% 30.04 1017.0
13 06:56 S 10 10.00 Overcast BKN080 BKN120 OVC250 54 46 75% 30.03 1017.0
13 05:56 S 9 10.00 Mostly Cloudy BKN080 BKN110 54 46.9 77% 30.04 1017.1
13 04:56 S 10 10.00 Overcast OVC075 53.1 46 77% 30.05 1017.4
13 03:56 S 7 10.00 Fair CLR 52 45 77% 30.07 1018.1
13 02:56 SW 9 10.00 Fair CLR 51.1 45 80% 30.08 1018.5
13 01:56 SW 10 10.00 Fair CLR 51.1 45 52 51.1 80% 30.09 1019.0
13 00:56 SW 13 10.00 Fair CLR 52 43 72% 30.12 1019.8
12 23:56 SW 8 10.00 Mostly Cloudy BKN250 51.1 41 69% 30.12 1020.0
12 22:56 SW 10 10.00 Mostly Cloudy BKN250 52 41 66% 30.12 1020.0
12 21:56 SW 7 10.00 Partly Cloudy SCT250 51.1 41 69% 30.13 1020.1
12 20:56 SW 8 10.00 Partly Cloudy SCT250 52 39.9 64% 30.12 1019.9
12 19:56 SW 9 10.00 A Few Clouds FEW250 52 39.9 64.9 52 64% 30.11 1019.7
12 18:56 SW 15 G 25 10.00 A Few Clouds FEW250 55 37.9 53% 30.11 1019.7
12 17:56 S 17 G 24 10.00 A Few Clouds FEW250 57 39 51% 30.1 1019.3
12 16:56 S 14 10.00 A Few Clouds FEW060 61 34 36% 30.09 1018.7
12 15:56 SW 12 10.00 A Few Clouds FEW065 61 32 34% 30.1 1019.2
12 14:56 SW 6 G 17 10.00 A Few Clouds FEW065 64 27 25% 30.11 1019.6
Date Time (edt) Wind (mph) Vis. (mi.) Weather Sky Cond. Air Dwpt Max. Min. Relative Humidity Wind Chill (°F) Heat Index (°F) altimeter (in) sea level (mb) 1 hr 3 hr 6 hr
6 hour
Temperature (ºF) Pressure Precipitation (in)