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.
18 07:56 Calm 10.00 Mostly Cloudy BKN007 BKN012 BKN065 73 71.1 73 69.1 94% 29.87 1011.5
18 06:56 Calm 10.00 Mostly Cloudy SCT010 BKN070 70 69.1 97% 29.86 1011.1
18 05:56 NW 3 10.00 Mostly Cloudy FEW060 BKN075 69.1 69.1 100% 29.84 1010.4
18 04:56 NW 3 10.00 Mostly Cloudy SCT035 BKN060 69.1 68 96% 29.84 1010.3
18 03:56 Calm 10.00 Overcast OVC011 69.1 69.1 100% 29.83 1010.2
18 02:56 Calm 10.00 Mostly Cloudy BKN012 70 69.1 97% 29.83 1010.2
18 01:56 Calm 10.00 A Few Clouds FEW008 70 69.1 73 70 97% 29.84 1010.3
18 00:56 Calm 10.00 Partly Cloudy SCT007 70 69.1 97% 29.85 1010.7
17 23:56 E 3 10.00 Partly Cloudy FEW022 SCT250 71.1 70 96% 29.83 1010.2
17 22:56 N 3 10.00 Mostly Cloudy FEW016 BKN230 71.1 70 96% 29.84 1010.4
17 21:56 NE 3 10.00 Mostly Cloudy SCT018 BKN200 BKN250 72 70 94% 29.83 1010.0
17 20:56 E 5 10.00 Overcast BKN015 OVC200 73 70 90% 29.82 1009.8
17 19:56 NE 7 9.00 Mostly Cloudy BKN010 BKN017 BKN100 BKN200 72 71.1 75 72 97% 29.81 1009.5
17 18:56 N 8 7.00 Overcast OVC005 72 71.1 97% 29.81 1009.3
17 17:56 NE 12 3.00 Light Drizzle Fog/Mist BKN005 OVC010 72 70 94% 29.81 1009.5
17 16:56 NE 12 4.00 Light Drizzle Fog/Mist OVC004 72 70 94% 29.81 1009.3
17 15:56 N 12 6.00 Fog/Mist OVC004 73.9 71.1 91% 29.8 1009.0
17 14:56 N 15 4.00 Light Drizzle Fog/Mist OVC004 73 71.1 94% 29.8 1008.9
17 13:56 N 9 4.00 Light Drizzle Fog/Mist BKN005 OVC020 75 73 78.1 70 94% 73 29.79 1008.8 0.43
17 12:56 N 9 8.00 Overcast BKN007 OVC020 75.9 73 91% 76 29.79 1008.9
17 11:56 NE 6 6.00 Fog/Mist BKN004 OVC020 75.9 73 91% 76 29.8 1009.1
17 10:56 E 9 6.00 Fog/Mist BKN004 OVC015 73 72 96% 29.81 1009.3 0.01 0.43
17 09:56 E 15 2.50 Light Rain Fog/Mist BKN005 OVC016 71.1 70 96% 29.81 1009.4 0.02
17 08:56 E 14 4.00 Light Rain Fog/Mist BKN007 OVC013 70 69.1 97% 29.83 1010.1 0.4
17 07:56 E 9 2.50 Heavy Rain Fog/Mist BKN005 OVC012 70 69.1 70 68 97% 29.86 1010.9 0.12 0.21
17 06:56 SE 15 3.00 Light Rain Fog/Mist FEW006 BKN013 OVC020 69.1 68 96% 29.86 1011.2 0.06
17 05:56 SE 14 4.00 Light Rain Fog/Mist BKN014 OVC027 70 66.9 90% 29.87 1011.5 0.02
17 04:56 SE 13 10.00 Overcast BKN017 OVC022 70 66 87% 29.87 1011.3 0.01
17 03:56 SE 13 10.00 Overcast FEW015 BKN034 OVC041 69.1 66 90% 29.89 1012.1 0.01
17 02:56 SE 12 10.00 Light Rain OVC044 68 66 93% 29.9 1012.3
17 01:56 S 10 10.00 Overcast OVC055 68 66 75.9 68 93% 29.93 1013.3 0.03 0.06
17 00:56 S 10 3.00 Light Rain Fog/Mist FEW014 BKN036 OVC044 69.1 66 90% 29.96 1014.5 0.03
16 23:56 SW 10 G 21 10.00 Overcast FEW017 SCT024 OVC033 71.1 66 84% 29.96 1014.4
16 22:56 S 13 G 21 10.00 Overcast FEW009 OVC049 73 63 71% 29.97 1014.8
16 21:56 S 10 G 20 10.00 Overcast SCT034 OVC055 73 64 74% 30 1015.6
16 20:56 SW 15 G 20 10.00 Overcast FEW023 BKN031 OVC065 73 66 79% 30 1015.9
16 19:56 S 9 10.00 Overcast FEW025 FEW035 OVC080 75.9 64 80.1 75 67% 78 30 1015.8
16 18:56 S 10 10.00 Overcast FEW035 OVC075 75.9 63 64% 78 30.01 1016.1
16 17:56 S 9 10.00 Light Rain FEW035 BKN080 OVC110 75 64 69% 77 30.02 1016.5
16 16:56 S 14 10.00 Overcast FEW035 OVC085 77 61 58% 79 30.03 1017.0
16 15:56 S 13 G 22 10.00 Mostly Cloudy FEW035 BKN090 BKN250 78.1 63 60% 80 30.06 1017.8
16 14:56 S 16 G 25 10.00 Mostly Cloudy FEW036 BKN110 BKN250 78.1 62.1 58% 80 30.08 1018.6
16 13:56 S 13 10.00 Partly Cloudy SCT037 SCT250 79 62.1 81 71.1 56% 80 30.1 1019.3
16 12:56 S 14 10.00 Mostly Cloudy SCT041 BKN250 80.1 62.1 54% 81 30.11 1019.6
16 11:56 SE 13 10.00 Partly Cloudy SCT033 SCT250 79 63 58% 81 30.13 1020.1
16 10:56 SE 14 G 18 10.00 Partly Cloudy SCT030 SCT250 78.1 64 62% 80 30.13 1020.4
16 09:56 S 9 10.00 Mostly Cloudy SCT028 BKN080 BKN250 77 66 69% 79 30.14 1020.4
16 08:56 SE 3 10.00 Partly Cloudy SCT080 SCT250 73.9 64 71% 30.15 1020.8
16 07:56 E 3 10.00 Partly Cloudy SCT075 SCT250 71.1 63 71.1 64.9 76% 30.15 1020.9
16 06:56 Calm 10.00 Partly Cloudy SCT080 SCT250 66.9 63 87% 30.14 1020.6
16 05:56 Calm 10.00 Partly Cloudy SCT070 SCT250 64.9 63 93% 30.13 1020.3
16 04:56 Calm 10.00 Fair CLR 66 63 90% 30.13 1020.4
16 03:56 NE 5 10.00 Partly Cloudy SCT060 66.9 64 91% 30.14 1020.5
16 02:56 Calm 10.00 Mostly Cloudy BKN060 66 63 90% 30.14 1020.6
16 01:56 Calm 10.00 A Few Clouds FEW065 66.9 62.1 73.9 64.9 84% 30.15 1020.8
16 00:56 Calm 10.00 Fair CLR 66.9 62.1 84% 30.15 1021.0
15 23:56 Calm 10.00 Partly Cloudy SCT060 SCT250 69.1 62.1 78% 30.15 1021.0
15 22:56 NE 3 10.00 Partly Cloudy SCT065 SCT250 68 62.1 81% 30.16 1021.1
15 21:56 SW 3 10.00 Partly Cloudy FEW065 SCT250 72 62.1 71% 30.16 1021.3
15 20:56 SW 5 10.00 Partly Cloudy FEW070 SCT250 71.1 61 71% 30.15 1020.9
15 19:56 S 5 10.00 Partly Cloudy FEW070 SCT250 73.9 60.1 82 73.9 62% 30.13 1020.2
15 18:56 SW 6 10.00 Partly Cloudy FEW070 FEW130 SCT230 75.9 61 60% 78 30.11 1019.7
15 17:56 SW 8 10.00 Partly Cloudy FEW070 SCT250 77 61 58% 79 30.13 1020.1
15 16:56 NW 8 10.00 Partly Cloudy FEW065 SCT250 81 54 39% 81 30.13 1020.2
15 15:56 Vrbl 5 10.00 Mostly Cloudy FEW055 BKN250 81 53.1 38% 80 30.14 1020.3
15 14:56 NW 5 10.00 Mostly Cloudy FEW050 BKN250 80.1 53.1 39% 80 30.15 1021.0
15 12:56 NE 10 10.00 Partly Cloudy SCT050 SCT250 80.1 57 45% 80 30.18 1021.8
15 11:56 Vrbl 3 10.00 Partly Cloudy FEW050 SCT250 77 55.9 48% 79 30.18 1022.0
15 10:56 E 6 10.00 A Few Clouds FEW050 FEW250 77 55.9 48% 79 30.17 1021.5
15 09:56 NE 9 10.00 A Few Clouds FEW250 75.9 57 52% 78 30.15 1020.9
15 08:56 NE 9 10.00 A Few Clouds FEW250 73.9 60.1 62% 30.15 1020.7
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)