Weather observations for the past three days for
Islip, Long Island Mac Arthur Airport
| 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. | ||||||||||||||||
| 20 | 02:56 | SW 13 | 16.09 | Overcast | OVC055 | 3.9 | 1.1 | 82% | 1 | 76.61 | 1021.4 | ||||||
| 20 | 01:56 | SW 11 | 16.09 | Mostly Cloudy | BKN055 | 3.3 | 0.6 | 3.3 | 0 | 83% | 1 | 76.68 | 1022.3 | ||||
| 20 | 00:56 | S 9 | 16.09 | Overcast | OVC085 | 3.3 | 0 | 79% | 1 | 76.68 | 1022.2 | ||||||
| 19 | 23:56 | S 7 | 16.09 | Overcast | OVC075 | 2.8 | -0.6 | 79% | 1 | 76.68 | 1022.5 | ||||||
| 19 | 22:56 | SE 6 | 16.09 | Mostly Cloudy | BKN075 | 2.2 | -1.7 | 76% | 76.71 | 1022.6 | |||||||
| 19 | 21:56 | Calm | 16.09 | Mostly Cloudy | BKN080 | 1.1 | -2.8 | 76% | 76.71 | 1022.7 | |||||||
| 19 | 20:56 | S 6 | 16.09 | Mostly Cloudy | BKN070 | 1.7 | -3.3 | 70% | 76.73 | 1023.1 | |||||||
| 19 | 19:56 | SW 7 | 16.09 | A Few Clouds | FEW060 | 1.7 | -3.9 | 4.4 | 1.7 | 67% | -0 | 76.71 | 1022.7 | ||||
| 19 | 18:56 | SW 9 | 16.09 | A Few Clouds | FEW065 | 2.8 | -5 | 57% | 1 | 76.66 | 1022.1 | ||||||
| 19 | 17:56 | SW 9 | 16.09 | Mostly Cloudy | BKN065 | 3.3 | -5 | 55% | 1 | 76.68 | 1022.3 | ||||||
| 19 | 16:56 | S 9 | 16.09 | Overcast | FEW020 OVC055 | 3.3 | -4.4 | 57% | 1 | 76.68 | 1022.3 | ||||||
| 19 | 15:56 | S 15 | 16.09 | Overcast | FEW020 OVC060 | 3.9 | -2.2 | 65% | 1 | 76.73 | 1023.0 | ||||||
| 19 | 14:56 | S 13 | 16.09 | Overcast | FEW019 SCT050 OVC070 | 4.4 | -1.7 | 65% | 2 | 76.78 | 1023.8 | ||||||
| 19 | 13:56 | SW 15 | 16.09 | Overcast | BKN019 BKN050 OVC065 | 3.9 | -1.7 | 3.9 | -1.7 | 67% | 1 | 76.86 | 1024.8 | ||||
| 19 | 12:56 | S 13 | 16.09 | Overcast | BKN023 OVC050 | 3.3 | -1.7 | 70% | 0 | 76.94 | 1025.6 | ||||||
| 19 | 11:56 | S 11 | 16.09 | Overcast | BKN023 OVC075 | 3.3 | -2.2 | 68% | 1 | 76.94 | 1025.9 | ||||||
| 19 | 10:56 | SE 13 | 16.09 | Mostly Cloudy | FEW024 BKN055 BKN070 | 3.3 | -3.3 | 62% | 0 | 76.99 | 1026.5 | ||||||
| 19 | 09:56 | S 9 | 16.09 | Mostly Cloudy | FEW028 BKN060 BKN110 | 2.2 | -3.9 | 64% | -0 | 77.01 | 1026.8 | ||||||
| 19 | 08:56 | E 6 | 16.09 | Mostly Cloudy | BKN110 | 1.1 | -5.6 | 61% | 76.99 | 1026.4 | |||||||
| 19 | 07:56 | Calm | 16.09 | Mostly Cloudy | FEW085 SCT100 SCT130 BKN250 | -1.7 | -5.6 | -1.1 | -3.3 | 75% | 76.99 | 1026.6 | |||||
| 19 | 06:56 | Calm | 16.09 | Mostly Cloudy | FEW085 SCT100 SCT130 BKN220 | -2.8 | -5.6 | 81% | 76.99 | 1026.6 | |||||||
| 19 | 05:56 | Calm | 16.09 | Overcast | OVC130 | -2.2 | -6.1 | 75% | 77.01 | 1026.7 | |||||||
| 19 | 04:56 | Calm | 16.09 | A Few Clouds | FEW120 | -1.7 | -6.7 | 69% | 77.04 | 1027.2 | |||||||
| 19 | 03:56 | Calm | 16.09 | Overcast | OVC120 | -2.2 | -5.6 | 78% | 77.04 | 1027.1 | |||||||
| 19 | 02:56 | Calm | 16.09 | Overcast | OVC120 | -2.8 | -6.7 | 75% | 77.06 | 1027.5 | |||||||
| 19 | 01:56 | Calm | 16.09 | Overcast | OVC110 | -3.3 | -7.2 | -1.1 | -4.4 | 75% | 77.11 | 1028.2 | |||||
| 19 | 00:56 | Calm | 16.09 | Fair | CLR | -3.3 | -8.3 | 69% | 77.11 | 1028.2 | |||||||
| 18 | 23:56 | Calm | 16.09 | A Few Clouds | FEW120 FEW250 | -3.9 | -8.3 | 72% | 77.17 | 1028.8 | |||||||
| 18 | 22:56 | Calm | 16.09 | A Few Clouds | FEW250 | -3.3 | -8.3 | 69% | 77.19 | 1029.4 | |||||||
| 18 | 21:56 | Calm | 16.09 | Fair | CLR | -2.8 | -8.9 | 63% | 77.22 | 1029.5 | |||||||
| 18 | 20:56 | S 6 | 16.09 | Fair | CLR | -1.1 | -8.9 | 56% | 77.22 | 1029.4 | |||||||
| 18 | 19:56 | S 9 | 16.09 | Fair | CLR | -1.1 | -8.9 | 1.1 | -1.1 | 56% | -4 | 77.17 | 1028.9 | ||||
| 18 | 18:56 | S 11 | 16.09 | A Few Clouds | FEW060 | -1.1 | -9.4 | 54% | -5 | 77.19 | 1029.1 | ||||||
| 18 | 17:56 | S 15 | 16.09 | A Few Clouds | FEW060 | 0 | -10 | 47% | -4 | 77.22 | 1029.4 | ||||||
| 18 | 16:56 | S 19 | 16.09 | A Few Clouds | FEW050 FEW250 | 0.6 | -11.1 | 42% | -4 | 77.22 | 1029.5 | ||||||
| 18 | 15:56 | S 17 | 16.09 | A Few Clouds | FEW050 FEW150 FEW250 | 0.6 | -12.2 | 38% | -4 | 77.22 | 1029.4 | ||||||
| 18 | 13:56 | Calm | 16.09 | Mostly Cloudy | SCT140 BKN180 | 0 | -15 | 1.1 | -2.8 | 32% | 77.22 | 1029.6 | |||||
| 18 | 12:56 | NE 9 | 16.09 | Mostly Cloudy | BKN140 BKN250 | 0 | -14.4 | 33% | -3 | 77.22 | 1029.3 | ||||||
| 18 | 11:56 | NE 19 | 16.09 | Overcast | BKN140 OVC250 | -0.6 | -13.3 | 38% | -5 | 77.14 | 1028.5 | ||||||
| 18 | 10:56 | N 26 | 16.09 | Overcast | BKN160 OVC250 | -1.7 | -13.3 | 41% | -8 | 77.17 | 1028.6 | ||||||
| 18 | 09:56 | NW 17 | 16.09 | Overcast | FEW050 BKN200 OVC250 | -1.7 | -13.3 | 41% | -6 | 77.27 | 1030.0 | ||||||
| 18 | 08:56 | NW 19 | 16.09 | Mostly Cloudy | BKN250 | -2.2 | -13.3 | 43% | -7 | 77.24 | 1029.8 | ||||||
| 18 | 07:56 | W 11 | 16.09 | Mostly Cloudy | FEW060 BKN250 | -2.8 | -13.3 | -0.6 | -3.9 | 45% | -7 | 77.17 | 1028.7 | ||||
| 18 | 06:56 | NW 13 | 16.09 | A Few Clouds | FEW060 FEW250 | -3.9 | -13.9 | 46% | -8 | 77.01 | 1026.8 | ||||||
| 18 | 05:56 | NW 11 | 16.09 | A Few Clouds | FEW250 | -3.3 | -14.4 | 42% | -7 | 76.99 | 1026.3 | ||||||
| 18 | 04:56 | NW 20 | 16.09 | Fair | CLR | -2.8 | -15 | 39% | -8 | 76.86 | 1024.8 | ||||||
| 18 | 03:56 | NW 15 | 16.09 | Fair | CLR | -2.2 | -13.3 | 43% | -7 | 76.78 | 1023.7 | ||||||
| 18 | 02:56 | NW 19 | 16.09 | A Few Clouds | FEW040 | -1.7 | -11.7 | 47% | -7 | 76.76 | 1023.4 | ||||||
| 18 | 01:56 | NW 17 | 16.09 | Partly Cloudy | SCT045 SCT055 | -1.1 | -9.4 | 2.8 | -1.1 | 54% | -6 | 76.68 | 1022.5 | ||||
| 18 | 00:56 | W 15 | 16.09 | Fair | CLR | -0.6 | -10 | 49% | -5 | 76.63 | 1021.5 | ||||||
| 17 | 23:56 | W 13 | 16.09 | A Few Clouds | FEW060 | 0 | -10.6 | 45% | -4 | 76.56 | 1020.8 | ||||||
| 17 | 22:56 | NW 22 G 43 | 16.09 | Mostly Cloudy | FEW030 SCT070 BKN085 | 0.6 | -9.4 | 48% | -4 | 76.48 | 1019.7 | ||||||
| 17 | 21:56 | NW 13 | 16.09 | Mostly Cloudy | FEW055 SCT070 BKN090 | 1.7 | -11.1 | 38% | -2 | 76.38 | 1018.3 | ||||||
| 17 | 20:56 | NW 30 G 43 | 16.09 | Mostly Cloudy | BKN080 | 2.2 | -11.7 | 35% | -3 | 76.3 | 1017.2 | ||||||
| 17 | 19:56 | W 20 G 37 | 16.09 | Mostly Cloudy | BKN075 BKN250 | 2.2 | -12.2 | 6.1 | 2.2 | 34% | -2 | 76.2 | 1015.9 | ||||
| 17 | 18:56 | NW 24 | 16.09 | Mostly Cloudy | BKN070 BKN250 | 2.8 | -12.2 | 33% | -2 | 76.1 | 1014.5 | ||||||
| 17 | 17:56 | NW 26 | 16.09 | Mostly Cloudy | BKN070 BKN250 | 3.3 | -12.2 | 31% | -1 | 75.97 | 1013.0 | ||||||
| 17 | 16:56 | W 26 G 48 | 16.09 | Mostly Cloudy | BKN070 BKN250 | 5 | -12.8 | 27% | 1 | 75.87 | 1011.6 | ||||||
| 17 | 15:56 | NW 26 G 43 | 16.09 | Partly Cloudy | SCT070 SCT250 | 6.1 | -11.7 | 27% | 2 | 75.82 | 1010.8 | ||||||
| 17 | 14:56 | W 31 G 50 | 16.09 | Partly Cloudy | SCT060 SCT250 | 5.6 | -10.6 | 30% | 1 | 75.77 | 1010.2 | ||||||
| 17 | 13:56 | NW 33 G 56 | 16.09 | A Few Clouds and Breezy | FEW055 FEW250 | 5 | -11.1 | 5 | 1.7 | 30% | 0 | 75.77 | 1010.2 | ||||
| 17 | 12:56 | W 30 G 46 | 16.09 | A Few Clouds | FEW055 FEW250 | 5 | -9.4 | 35% | 0 | 75.79 | 1010.4 | ||||||
| 17 | 11:56 | W 31 G 48 | 16.09 | A Few Clouds | FEW050 FEW250 | 3.9 | -9.4 | 38% | -1 | 75.74 | 1009.8 | ||||||
| 17 | 10:56 | W 37 G 50 | 16.09 | A Few Clouds and Breezy | FEW050 FEW250 | 3.3 | -9.4 | 39% | -2 | 75.74 | 1009.7 | ||||||
| 17 | 09:56 | W 33 G 50 | 16.09 | A Few Clouds and Breezy | FEW050 FEW250 | 3.3 | -10 | 37% | -2 | 75.67 | 1008.8 | ||||||
| 17 | 08:56 | W 44 G 57 | 16.09 | A Few Clouds and Windy | FEW045 FEW250 | 2.8 | -9.4 | 41% | -4 | 75.54 | 1007.2 | ||||||
| 17 | 07:56 | W 26 G 41 | 16.09 | Partly Cloudy | SCT043 SCT250 | 1.7 | -8.3 | 9.4 | 1.7 | 48% | -3 | 75.49 | 1006.5 | ||||
| 17 | 06:56 | W 35 G 59 | 16.09 | Partly Cloudy and Breezy | SCT040 SCT250 | 1.7 | -8.9 | 46% | -4 | 75.34 | 1004.5 | ||||||
| 17 | 05:56 | W 20 G 43 | 16.09 | Partly Cloudy | SCT030 | 3.3 | -3.3 | 62% | -1 | 75.21 | 1002.7 | ||||||
| 17 | 04:56 | W 35 G 54 | 16.09 | A Few Clouds and Breezy | FEW029 | 3.9 | -1.7 | 67% | -1 | 75.08 | 1000.9 | ||||||
| 17 | 03:56 | W 33 G 56 | 16.09 | Overcast and Breezy | FEW024 OVC070 | 6.7 | 2.2 | 73% | 2 | 74.9 | 998.7 | ||||||
| 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) | |||||||||||||||