Weather observations for the past three days for
Islip, Long Island Mac Arthur Airport
| 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. | ||||||||||||||||
| 09 | 11:56 | S 11 | 16.09 | A Few Clouds | FEW250 | -1.7 | -15 | 36% | -5 | 76.73 | 1023.0 | ||||||
| 09 | 10:56 | Calm | 16.09 | A Few Clouds | FEW250 | -2.2 | -15 | 37% | 76.78 | 1023.9 | |||||||
| 09 | 09:56 | Calm | 16.09 | A Few Clouds | FEW250 | -2.8 | -13.9 | 43% | 76.84 | 1024.5 | |||||||
| 09 | 08:56 | Calm | 16.09 | A Few Clouds | FEW250 | -3.9 | -13.3 | 48% | 76.89 | 1025.1 | |||||||
| 09 | 07:56 | N 9 | 16.09 | A Few Clouds | FEW250 | -5 | -14.4 | 48% | -9 | 76.89 | 1025.2 | ||||||
| 09 | 06:56 | N 11 | 16.09 | A Few Clouds | FEW250 | -6.1 | -15.6 | -4.4 | -6.1 | 47% | -10 | 76.89 | 1025.2 | ||||
| 09 | 05:56 | N 11 | 16.09 | A Few Clouds | FEW250 | -6.1 | -13.9 | 54% | -10 | 76.86 | 1024.8 | ||||||
| 09 | 04:56 | N 17 | 16.09 | Fair | CLR | -5.6 | -13.9 | 52% | -11 | 76.78 | 1023.9 | ||||||
| 09 | 03:56 | N 11 | 16.09 | Fair | CLR | -5.6 | -13.9 | 52% | -10 | 76.78 | 1024.0 | ||||||
| 09 | 02:56 | N 19 | 16.09 | Fair | CLR | -5 | -16.7 | 40% | -11 | 76.81 | 1024.2 | ||||||
| 09 | 01:56 | N 15 | 16.09 | Fair | CLR | -5 | -17.2 | 38% | -10 | 76.84 | 1024.3 | ||||||
| 09 | 00:56 | N 19 | 16.09 | Fair | CLR | -4.4 | -17.8 | -2.8 | -4.4 | 35% | -10 | 76.84 | 1024.4 | ||||
| 08 | 23:56 | N 17 | 16.09 | Partly Cloudy | SCT230 | -4.4 | -16.7 | 38% | -10 | 76.86 | 1024.9 | ||||||
| 08 | 22:56 | N 17 | 16.09 | Mostly Cloudy | BKN240 | -3.9 | -16.1 | 39% | -9 | 76.89 | 1025.2 | ||||||
| 08 | 21:56 | N 9 | 16.09 | Mostly Cloudy | BKN210 | -3.9 | -15.6 | 40% | -7 | 76.94 | 1025.7 | ||||||
| 08 | 20:56 | N 13 | 16.09 | Overcast | OVC210 | -3.3 | -16.7 | 35% | -8 | 76.96 | 1026.0 | ||||||
| 08 | 19:56 | N 15 | 16.09 | Mostly Cloudy | BKN200 | -2.8 | -16.1 | 35% | -7 | 76.94 | 1025.8 | ||||||
| 08 | 18:56 | N 11 | 16.09 | Overcast | BKN180 OVC250 | -2.8 | -16.1 | -0.6 | -2.8 | 35% | -7 | 76.91 | 1025.5 | ||||
| 08 | 17:56 | N 11 | 16.09 | Mostly Cloudy | BKN190 BKN250 | -2.2 | -17.8 | 29% | -6 | 76.89 | 1024.9 | ||||||
| 08 | 16:56 | N 13 | 16.09 | Mostly Cloudy | BKN190 BKN250 | -2.2 | -18.3 | 28% | -6 | 76.86 | 1024.7 | ||||||
| 08 | 15:56 | N 17 | 16.09 | Mostly Cloudy | FEW180 BKN250 | -1.7 | -18.9 | 26% | -6 | 76.84 | 1024.4 | ||||||
| 08 | 14:56 | N 15 G 31 | 16.09 | Mostly Cloudy | SCT180 BKN250 | -1.1 | -17.8 | 27% | -5 | 76.78 | 1023.5 | ||||||
| 08 | 13:56 | N 20 | 16.09 | Mostly Cloudy | BKN180 BKN250 | -1.1 | -18.9 | 25% | -6 | 76.81 | 1023.9 | ||||||
| 08 | 12:56 | N 22 G 41 | 16.09 | Mostly Cloudy | BKN180 BKN250 | -1.1 | -17.8 | -0.6 | -1.7 | 27% | -7 | 76.78 | 1023.8 | ||||
| 08 | 11:56 | N 28 G 48 | 16.09 | Mostly Cloudy | FEW045 BKN180 BKN250 | -1.1 | -17.8 | 27% | -7 | 76.78 | 1023.5 | ||||||
| 08 | 10:56 | N 28 G 43 | 16.09 | Mostly Cloudy | FEW045 BKN200 | -1.1 | -18.3 | 26% | -7 | 76.81 | 1024.2 | ||||||
| 08 | 09:56 | N 26 G 52 | 16.09 | Mostly Cloudy | FEW040 BKN220 | -1.7 | -16.1 | 33% | -8 | 76.81 | 1024.2 | ||||||
| 08 | 08:56 | N 24 G 46 | 16.09 | Mostly Cloudy | FEW050 BKN250 | -0.6 | -10.6 | 47% | -6 | 76.81 | 1024.1 | ||||||
| 08 | 07:56 | N 26 G 43 | 16.09 | Mostly Cloudy | FEW050 BKN250 | -0.6 | -10.6 | 47% | -6 | 76.76 | 1023.2 | ||||||
| 08 | 06:56 | N 17 G 35 | 16.09 | Mostly Cloudy | FEW050 BKN250 | -0.6 | -11.1 | 3.9 | -0.6 | 45% | -5 | 76.68 | 1022.2 | ||||
| 08 | 05:56 | N 19 G 33 | 16.09 | A Few Clouds | FEW050 FEW250 | 0 | -10.6 | 45% | -5 | 76.61 | 1021.3 | ||||||
| 08 | 04:56 | N 24 | 16.09 | A Few Clouds | FEW050 | 0.6 | -9.4 | 48% | -5 | 76.48 | 1019.5 | ||||||
| 08 | 03:56 | N 20 G 39 | 16.09 | Mostly Cloudy | FEW036 BKN047 BKN055 | 1.1 | -6.1 | 59% | -3 | 76.4 | 1018.7 | ||||||
| 08 | 02:56 | NW 15 | 16.09 | Mostly Cloudy | BKN046 BKN060 | 3.3 | -2.8 | 65% | 0 | 76.33 | 1017.6 | ||||||
| 08 | 01:56 | W 13 | 16.09 | Fair | CLR | 1.7 | -3.9 | 67% | -2 | 76.28 | 1016.9 | ||||||
| 08 | 00:56 | W 11 | 16.09 | Fair | CLR | 2.8 | -3.9 | 5.6 | 1.7 | 62% | 0 | 76.23 | 1016.4 | ||||
| 07 | 23:56 | W 13 | 16.09 | A Few Clouds | FEW045 | 2.2 | -4.4 | 62% | -1 | 76.23 | 1016.2 | ||||||
| 07 | 22:56 | W 15 | 16.09 | A Few Clouds | FEW045 | 4.4 | -4.4 | 53% | 1 | 76.25 | 1016.5 | ||||||
| 07 | 21:56 | W 24 G 43 | 16.09 | Mostly Cloudy | BKN042 | 5 | -3.9 | 53% | 1 | 76.25 | 1016.4 | ||||||
| 07 | 20:56 | W 19 | 16.09 | Overcast | OVC043 | 5 | -3.9 | 53% | 2 | 76.25 | 1016.6 | ||||||
| 07 | 19:56 | W 17 | 16.09 | Overcast | BKN043 OVC120 | 5 | -4.4 | 51% | 2 | 76.28 | 1016.9 | ||||||
| 07 | 18:56 | W 17 | 16.09 | Overcast | BKN042 OVC150 | 5 | -3.3 | 6.7 | 4.4 | 55% | 2 | 76.28 | 1016.9 | ||||
| 07 | 17:56 | SW 13 | 16.09 | Overcast | BKN042 OVC130 | 5 | -2.8 | 57% | 2 | 76.25 | 1016.7 | ||||||
| 07 | 16:56 | SW 13 | 16.09 | Mostly Cloudy | BKN042 BKN140 BKN250 | 5 | -3.3 | 55% | 2 | 76.28 | 1017.0 | ||||||
| 07 | 15:56 | SW 15 | 16.09 | Mostly Cloudy | FEW036 BKN150 BKN250 | 5 | -3.3 | 55% | 2 | 76.28 | 1016.9 | ||||||
| 07 | 14:56 | SW 17 | 16.09 | Overcast | FEW026 SCT032 BKN150 OVC250 | 5.6 | -3.3 | 53% | 3 | 76.28 | 1017.0 | ||||||
| 07 | 13:56 | S 17 | 16.09 | Mostly Cloudy | SCT038 BKN150 BKN250 | 5.6 | -2.8 | 55% | 3 | 76.33 | 1017.5 | ||||||
| 07 | 12:56 | S 15 | 16.09 | Mostly Cloudy | BKN038 BKN250 | 6.7 | -2.8 | 7.2 | -3.3 | 51% | 4 | 76.33 | 1017.8 | ||||
| 07 | 11:56 | S 9 | 16.09 | Mostly Cloudy | BKN039 BKN250 | 7.2 | -3.9 | 46% | 6 | 76.35 | 1017.8 | ||||||
| 07 | 10:56 | E 6 | 16.09 | Partly Cloudy | FEW040 SCT250 | 6.1 | -3.9 | 49% | 76.43 | 1019.0 | |||||||
| 07 | 09:56 | Calm | 16.09 | Partly Cloudy | FEW035 SCT250 | 5.6 | -1.1 | 62% | 76.5 | 1019.9 | |||||||
| 07 | 08:56 | Calm | 16.09 | Mostly Cloudy | BKN250 | 3.9 | -0.6 | 73% | 76.48 | 1019.5 | |||||||
| 07 | 07:56 | Calm | 11.27 | Partly Cloudy | SCT230 | -0.6 | -2.2 | 89% | 76.43 | 1018.9 | |||||||
| 07 | 06:56 | Calm | 12.87 | Mostly Cloudy | BKN230 | -2.8 | -5 | 0.6 | -3.3 | 85% | 76.38 | 1018.3 | |||||
| 07 | 05:56 | Calm | 14.48 | Partly Cloudy | SCT220 | -2.8 | -5.6 | 81% | 76.33 | 1017.5 | |||||||
| 07 | 04:56 | Calm | 14.48 | Fair | CLR | -2.2 | -5 | 81% | 76.3 | 1017.4 | |||||||
| 07 | 03:56 | Calm | 16.09 | Fair | CLR | -1.7 | -4.4 | 82% | 76.28 | 1016.8 | |||||||
| 07 | 02:56 | Calm | 16.09 | Fair | CLR | -0.6 | -3.3 | 82% | 76.3 | 1017.2 | |||||||
| 07 | 01:56 | W 6 | 16.09 | Fair | CLR | -1.1 | -4.4 | 79% | 76.23 | 1016.4 | |||||||
| 07 | 00:56 | NW 6 | 16.09 | Fair | CLR | 0 | -3.9 | 2.8 | -1.1 | 75% | 76.15 | 1015.3 | |||||
| 06 | 23:56 | W 6 | 16.09 | Fair | CLR | 0 | -3.9 | 75% | 76.12 | 1014.9 | |||||||
| 06 | 22:56 | NW 7 | 16.09 | Fair | CLR | 0 | -3.9 | 75% | -2 | 76.07 | 1014.1 | ||||||
| 06 | 21:56 | W 7 | 16.09 | Fair | CLR | 1.1 | -3.3 | 73% | -1 | 76.05 | 1014.0 | ||||||
| 06 | 20:56 | W 7 | 16.09 | A Few Clouds | FEW180 | 1.7 | -2.8 | 72% | -0 | 76.02 | 1013.5 | ||||||
| 06 | 19:56 | W 7 | 16.09 | A Few Clouds | FEW190 | 2.2 | -2.2 | 73% | 0 | 76 | 1013.3 | ||||||
| 06 | 18:56 | W 7 | 16.09 | Mostly Cloudy | BKN190 BKN250 | 2.8 | -1.7 | 7.8 | 2.8 | 73% | 1 | 75.97 | 1012.7 | ||||
| 06 | 17:56 | W 9 | 16.09 | Mostly Cloudy | BKN190 BKN250 | 3.3 | -1.1 | 73% | 1 | 75.92 | 1012.1 | ||||||
| 06 | 16:56 | SW 13 | 16.09 | Partly Cloudy | FEW170 SCT250 | 4.4 | -1.1 | 68% | 2 | 75.87 | 1011.4 | ||||||
| 06 | 15:56 | SW 13 | 16.09 | Mostly Cloudy | FEW036 SCT200 BKN250 | 6.1 | -0.6 | 63% | 4 | 75.82 | 1010.7 | ||||||
| 06 | 14:56 | SW 11 | 16.09 | Mostly Cloudy | SCT033 BKN041 BKN200 | 7.2 | -0.6 | 58% | 5 | 75.82 | 1010.9 | ||||||
| 06 | 13:56 | W 11 | 16.09 | Mostly Cloudy | FEW024 BKN042 | 7.2 | 0 | 61% | 5 | 75.82 | 1010.7 | ||||||
| 06 | 12:56 | W 9 | 16.09 | Overcast | SCT018 BKN035 OVC050 | 6.7 | 1.1 | 7.2 | 2.8 | 68% | 5 | 75.87 | 1011.3 | ||||
| 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) | |||||||||||||||