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.
01 14:56 SW 11 16.09 Mostly Cloudy FEW045 BKN090 BKN150 20 11.7 59% 76.3 1017.1
01 13:56 S 13 16.09 Mostly Cloudy FEW040 BKN110 18.3 11.1 22.2 13.3 63% 76.3 1017.2
01 12:56 S 13 16.09 Mostly Cloudy FEW040 BKN110 BKN130 BKN250 19.4 11.7 61% 76.25 1016.4
01 11:56 SW 20 16.09 Mostly Cloudy FEW040 SCT110 BKN130 BKN250 20.6 12.2 59% 76.28 1016.7
01 10:56 SW 19 16.09 Mostly Cloudy FEW080 FEW110 BKN140 BKN250 20.6 12.2 59% 76.23 1016.3
01 09:56 SW 15 16.09 Mostly Cloudy FEW080 BKN160 BKN250 18.9 11.7 63% 76.23 1016.0
01 07:56 SW 15 16.09 Mostly Cloudy FEW090 BKN140 BKN250 13.9 10.6 14.4 11.7 81% 76.15 1015.1
01 06:56 SW 13 16.09 Mostly Cloudy FEW100 BKN130 BKN250 13.9 10.6 81% 76.07 1014.0
01 05:56 SW 24 16.09 Mostly Cloudy SCT090 BKN190 BKN250 13.3 10.6 84% 76.02 1013.5
01 04:56 SW 20 16.09 Fair CLR 13.3 10 81% 75.97 1012.7
01 03:56 SW 22 G 37 16.09 Fair CLR 12.2 9.4 83% 75.97 1012.7
01 02:56 SW 26 G 43 16.09 Fair CLR 12.2 9.4 83% 75.95 1012.4
01 01:56 SW 20 G 43 14.48 Fair CLR 11.7 9.4 13.3 11.7 86% 75.95 1012.5
01 00:56 SW 26 G 43 16.09 Fair CLR 12.2 9.4 83% 75.97 1012.8
31 23:56 SW 22 16.09 Mostly Cloudy FEW130 BKN250 12.2 9.4 83% 76 1013.2
31 22:56 SW 26 G 37 16.09 Mostly Cloudy SCT130 BKN250 13.3 9.4 77% 76.02 1013.3
31 21:56 SW 26 G 43 16.09 Mostly Cloudy FEW140 BKN250 12.8 9.4 80% 76.05 1013.8
31 20:56 SW 19 16.09 Mostly Cloudy FEW150 BKN250 13.3 9.4 77% 76.07 1014.1
31 18:56 W 13 G 43 16.09 Mostly Cloudy FEW150 BKN250 13.9 9.4 74% 76 1013.2
31 17:56 SW 33 G 48 16.09 Mostly Cloudy and Breezy FEW150 BKN250 15 9.4 69% 75.97 1012.9
31 16:56 SW 24 G 43 16.09 Mostly Cloudy FEW200 BKN250 16.1 10 67% 75.97 1012.9
31 15:56 S 22 16.09 Mostly Cloudy FEW090 SCT200 BKN250 16.1 9.4 65% 76.05 1013.8
31 14:56 SW 15 16.09 Mostly Cloudy SCT095 SCT200 BKN250 17.2 9.4 60% 76.12 1014.9
31 13:56 SW 20 G 33 16.09 Mostly Cloudy FEW055 SCT110 BKN250 18.3 9.4 18.3 12.8 56% 76.2 1015.9
31 12:56 SW 26 G 46 16.09 Mostly Cloudy FEW050 FEW150 FEW200 BKN250 17.8 9.4 58% 76.23 1016.1
31 11:56 SW 35 G 46 16.09 Mostly Cloudy and Breezy FEW060 FEW110 FEW200 BKN250 16.7 9.4 62% 76.25 1016.4
31 10:56 SW 17 G 41 16.09 Mostly Cloudy FEW090 FEW200 BKN250 15 8.9 67% 76.23 1016.2
31 09:56 SW 20 16.09 Mostly Cloudy BKN250 14.4 8.9 70% 76.28 1016.8
31 08:56 SW 20 16.09 Mostly Cloudy FEW060 FEW090 BKN250 13.9 8.9 72% 76.28 1016.9
31 07:56 SW 19 16.09 Mostly Cloudy FEW060 SCT075 SCT110 BKN250 12.8 8.9 12.8 9.4 77% 76.3 1017.2
31 06:56 SW 20 14.48 Mostly Cloudy SCT060 BKN075 BKN095 BKN250 10 7.8 86% 8 76.3 1017.3
31 05:56 SW 11 14.48 Mostly Cloudy BKN085 BKN140 BKN250 10 7.8 86% 9 76.25 1016.6
31 04:56 SW 15 16.09 Overcast OVC090 10 7.8 86% 8 76.25 1016.6
31 03:56 SW 19 16.09 A Few Clouds FEW120 10 7.2 83% 8 76.28 1017.0
31 02:56 SW 15 14.48 Mostly Cloudy BKN100 9.4 6.7 83% 7 76.33 1017.4
31 01:56 SW 11 14.48 Mostly Cloudy BKN100 9.4 6.7 11.1 8.9 83% 8 76.38 1018.1
31 00:56 SW 11 16.09 Mostly Cloudy BKN100 BKN120 9.4 6.7 83% 8 76.43 1018.7
30 23:56 SW 13 16.09 Mostly Cloudy BKN120 BKN250 9.4 6.7 83% 8 76.45 1019.2
30 22:56 SW 11 16.09 Overcast FEW080 BKN110 OVC250 10 6.7 80% 9 76.45 1019.2
30 21:56 SW 13 16.09 Overcast OVC100 10.6 6.7 77% 76.45 1019.4
30 20:56 SW 20 16.09 Mostly Cloudy SCT130 BKN200 BKN250 10.6 6.7 77% 76.45 1019.3
30 19:56 SW 22 G 37 16.09 Mostly Cloudy FEW075 SCT100 BKN130 BKN200 BKN250 10.6 6.7 16.1 10.6 77% 76.38 1018.2
30 18:56 SW 24 G 41 16.09 Mostly Cloudy FEW070 SCT095 BKN200 BKN250 12.2 7.2 72% 76.43 1018.8
30 17:56 SW 22 16.09 Mostly Cloudy FEW120 SCT200 BKN250 13.3 7.2 67% 76.38 1018.4
30 16:56 SW 30 G 43 16.09 Mostly Cloudy FEW085 BKN120 BKN250 14.4 7.2 62% 76.38 1018.2
30 15:56 S 26 G 39 16.09 Mostly Cloudy FEW080 SCT120 BKN250 15 6.7 58% 76.4 1018.5
30 14:56 SW 26 16.09 Mostly Cloudy FEW085 SCT120 BKN250 14.4 6.7 60% 76.43 1019.0
30 13:56 SW 20 16.09 Mostly Cloudy FEW080 SCT120 BKN250 15 6.7 15 7.8 58% 76.53 1020.1
30 12:56 S 20 16.09 Mostly Cloudy SCT085 BKN120 BKN250 13.9 6.7 62% 76.58 1021.0
30 11:56 SW 22 16.09 Mostly Cloudy FEW090 SCT110 BKN250 13.3 6.7 65% 76.63 1021.8
30 10:56 SW 28 G 39 16.09 Mostly Cloudy FEW085 SCT140 BKN250 12.2 6.7 69% 76.68 1022.3
30 09:56 SW 26 G 44 16.09 Mostly Cloudy BKN085 BKN250 10.6 6.1 74% 76.71 1022.8
30 08:56 SW 26 G 39 16.09 Mostly Cloudy FEW100 BKN140 BKN250 9.4 6.1 80% 6 76.73 1023.1
30 07:56 SW 26 G 37 16.09 Mostly Cloudy FEW010 FEW100 BKN150 BKN250 7.8 5.6 7.8 6.7 86% 4 76.78 1023.6
30 06:56 SW 28 G 39 16.09 Mostly Cloudy FEW100 BKN150 BKN190 BKN250 7.2 5 86% 3 76.81 1023.9
30 05:56 SW 26 G 43 16.09 Mostly Cloudy SCT150 BKN190 BKN250 6.7 5 89% 3 76.81 1024.1
30 04:56 SW 20 G 39 16.09 Fair CLR 6.7 4.4 85% 3 76.86 1024.8
30 03:56 S 17 16.09 Fair CLR 6.7 4.4 85% 4 76.94 1025.6
30 02:56 SW 24 G 37 16.09 Fair CLR 6.7 3.9 83% 3 77.01 1026.8
30 01:56 SW 13 16.09 Fair CLR 6.7 3.3 6.7 5.6 79% 4 77.11 1028.1
30 00:56 SW 19 G 33 16.09 Fair CLR 6.7 2.2 73% 4 77.14 1028.5
29 23:56 SW 22 G 37 16.09 Overcast OVC130 6.1 1.1 71% 3 77.19 1029.1
29 22:56 SW 24 G 39 16.09 Overcast BKN130 OVC180 6.1 0.6 68% 2 77.22 1029.4
29 21:56 SW 20 G 37 16.09 Mostly Cloudy FEW200 BKN250 5.6 0 68% 2 77.24 1029.7
29 20:56 S 20 G 41 16.09 Partly Cloudy SCT250 6.1 -1.1 60% 3 77.27 1030.3
29 19:56 SW 24 G 41 16.09 A Few Clouds FEW150 FEW250 6.1 -2.2 8.9 6.1 56% 2 77.27 1030.1
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
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)