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. | ||||||||||||||||
| 04 | 04:56 | W 7 | 16.09 | Overcast | OVC060 | -3.9 | -9.4 | 66% | -7 | 76.58 | 1021.1 | ||||||
| 04 | 03:56 | W 9 | 16.09 | Overcast | OVC060 | -4.4 | -10 | 65% | -8 | 76.58 | 1020.9 | ||||||
| 04 | 02:56 | W 7 | 16.09 | Overcast | OVC060 | -3.9 | -10 | 63% | -7 | 76.58 | 1021.0 | ||||||
| 04 | 01:56 | W 7 | 16.09 | Overcast | OVC055 | -3.9 | -10 | 63% | -7 | 76.58 | 1021.0 | ||||||
| 04 | 00:56 | W 9 | 16.09 | Overcast | OVC050 | -3.9 | -9.4 | -2.8 | -7.2 | 66% | -7 | 76.58 | 1021.2 | ||||
| 03 | 23:56 | W 6 | 16.09 | Mostly Cloudy | BKN049 | -4.4 | -10 | 65% | 76.58 | 1021.2 | |||||||
| 03 | 22:56 | Calm | 16.09 | Mostly Cloudy | BKN049 | -5.6 | -10.6 | 68% | 76.58 | 1021.1 | |||||||
| 03 | 21:56 | Calm | 16.09 | Overcast | OVC049 | -6.1 | -11.1 | 68% | 76.58 | 1021.1 | |||||||
| 03 | 20:56 | Calm | 16.09 | Partly Cloudy | SCT050 SCT250 | -6.7 | -11.1 | 71% | 76.61 | 1021.3 | |||||||
| 03 | 19:56 | SW 6 | 16.09 | A Few Clouds | FEW050 FEW250 | -3.9 | -10 | 63% | 76.61 | 1021.5 | |||||||
| 03 | 18:56 | SW 7 | 16.09 | Partly Cloudy | FEW050 SCT250 | -2.8 | -10.6 | -0.6 | -2.8 | 55% | -5 | 76.61 | 1021.5 | ||||
| 03 | 17:56 | Calm | 16.09 | Partly Cloudy | FEW050 SCT250 | -1.7 | -11.1 | 49% | 76.58 | 1021.1 | |||||||
| 03 | 16:56 | NW 11 | 16.09 | Partly Cloudy | FEW050 SCT250 | -1.1 | -11.1 | 47% | -5 | 76.56 | 1020.7 | ||||||
| 03 | 15:56 | NW 20 | 16.09 | Partly Cloudy | SCT050 SCT250 | -0.6 | -11.7 | 43% | -6 | 76.5 | 1020.1 | ||||||
| 03 | 14:56 | NW 15 | 16.09 | Mostly Cloudy | BKN055 | -0.6 | -12.8 | 40% | -5 | 76.48 | 1019.9 | ||||||
| 03 | 13:56 | W 13 | 16.09 | Mostly Cloudy | BKN055 | -0.6 | -13.3 | 38% | -4 | 76.5 | 1020.1 | ||||||
| 03 | 12:56 | W 9 | 16.09 | Mostly Cloudy | BKN050 | -1.1 | -13.9 | -0.6 | -10.6 | 38% | -4 | 76.53 | 1020.5 | ||||
| 03 | 11:56 | NW 9 | 16.09 | Mostly Cloudy | BKN050 | -1.1 | -14.4 | 36% | -4 | 76.58 | 1021.2 | ||||||
| 03 | 10:56 | NW 9 | 16.09 | Mostly Cloudy | BKN055 | -1.7 | -13.3 | 41% | -5 | 76.63 | 1021.7 | ||||||
| 03 | 09:56 | W 7 | 16.09 | A Few Clouds | FEW060 FEW250 | -3.3 | -12.8 | 48% | -6 | 76.61 | 1021.5 | ||||||
| 03 | 08:56 | W 15 | 16.09 | A Few Clouds | FEW060 FEW250 | -5 | -12.2 | 57% | -10 | 76.63 | 1021.7 | ||||||
| 03 | 07:56 | W 9 | 16.09 | A Few Clouds | FEW250 | -7.2 | -12.8 | 65% | -11 | 76.58 | 1021.1 | ||||||
| 03 | 06:56 | W 7 | 16.09 | A Few Clouds | FEW250 | -7.8 | -12.8 | -5.6 | -9.4 | 68% | -11 | 76.56 | 1020.6 | ||||
| 03 | 05:56 | W 9 | 16.09 | A Few Clouds | FEW250 | -7.8 | -13.3 | 65% | -12 | 76.5 | 1020.2 | ||||||
| 03 | 04:56 | W 9 | 16.09 | Fair | CLR | -6.7 | -12.8 | 62% | -11 | 76.5 | 1019.9 | ||||||
| 03 | 03:56 | NW 9 | 16.09 | Fair | CLR | -7.2 | -12.8 | 65% | -11 | 76.45 | 1019.4 | ||||||
| 03 | 02:56 | W 11 | 16.09 | Fair | CLR | -6.1 | -12.8 | 59% | -10 | 76.45 | 1019.5 | ||||||
| 03 | 01:56 | NW 9 | 16.09 | Fair | CLR | -5.6 | -12.2 | 60% | -9 | 76.45 | 1019.3 | ||||||
| 03 | 00:56 | NW 11 | 16.09 | Fair | CLR | -6.1 | -12.2 | -2.2 | -6.1 | 62% | -10 | 76.4 | 1018.8 | ||||
| 02 | 23:56 | NW 11 | 16.09 | A Few Clouds | FEW200 | -5 | -11.7 | 60% | -9 | 76.4 | 1018.6 | ||||||
| 02 | 22:56 | NW 13 | 16.09 | A Few Clouds | FEW200 | -4.4 | -12.2 | 55% | -9 | 76.38 | 1018.4 | ||||||
| 02 | 21:56 | W 9 | 16.09 | Fair | CLR | -3.9 | -12.2 | 53% | -7 | 76.35 | 1018.1 | ||||||
| 02 | 20:56 | W 11 | 16.09 | Fair | CLR | -3.9 | -12.8 | 50% | -8 | 76.35 | 1018.0 | ||||||
| 02 | 19:56 | Calm | 16.09 | Fair | CLR | -4.4 | -12.8 | 52% | 76.33 | 1017.6 | |||||||
| 02 | 18:56 | NW 11 | 16.09 | Fair | CLR | -2.2 | -13.3 | 0 | -2.2 | 43% | -6 | 76.28 | 1017.0 | ||||
| 02 | 17:56 | NW 17 | 16.09 | Fair | CLR | -1.1 | -14.4 | 36% | -6 | 76.23 | 1016.2 | ||||||
| 02 | 16:56 | NW 26 | 16.09 | A Few Clouds | FEW250 | 0 | -14.4 | 33% | -6 | 76.15 | 1015.3 | ||||||
| 02 | 15:56 | NW 26 G 44 | 16.09 | A Few Clouds | FEW250 | 0 | -13.9 | 35% | -6 | 76.1 | 1014.8 | ||||||
| 02 | 14:56 | NW 33 G 50 | 16.09 | A Few Clouds and Breezy | FEW250 | 0 | -14.4 | 33% | -6 | 76.07 | 1014.3 | ||||||
| 02 | 13:56 | NW 24 G 41 | 16.09 | A Few Clouds | FEW250 | -1.1 | -13.9 | 38% | -7 | 76.05 | 1013.9 | ||||||
| 02 | 12:56 | NW 28 G 46 | 16.09 | A Few Clouds | FEW250 | -1.7 | -12.8 | -1.7 | -9.4 | 43% | -8 | 76.05 | 1013.9 | ||||
| 02 | 11:56 | NW 28 G 46 | 16.09 | A Few Clouds | FEW250 | -2.8 | -14.4 | 41% | -9 | 76.07 | 1014.4 | ||||||
| 02 | 10:56 | NW 28 G 44 | 16.09 | Partly Cloudy | SCT250 | -4.4 | -15.6 | 42% | -11 | 76.1 | 1014.8 | ||||||
| 02 | 08:56 | NW 22 G 39 | 16.09 | A Few Clouds | FEW250 | -7.8 | -17.2 | 47% | -15 | 76.1 | 1014.5 | ||||||
| 02 | 07:56 | NW 20 | 16.09 | Partly Cloudy | SCT250 | -8.3 | -17.2 | 49% | -15 | 76.07 | 1014.2 | ||||||
| 02 | 06:56 | NW 19 | 16.09 | Partly Cloudy | SCT250 | -8.9 | -17.2 | -8.3 | -8.9 | 51% | -16 | 76.02 | 1013.7 | ||||
| 02 | 05:56 | NW 19 | 16.09 | Partly Cloudy | SCT250 | -8.3 | -17.8 | 47% | -15 | 76 | 1013.3 | ||||||
| 02 | 04:56 | NW 17 | 16.09 | Fair | CLR | -8.9 | -17.2 | 51% | -15 | 75.97 | 1012.8 | ||||||
| 02 | 03:56 | NW 24 G 37 | 16.09 | Fair | CLR | -8.3 | -17.8 | 47% | -16 | 75.92 | 1012.4 | ||||||
| 02 | 02:56 | NW 24 | 16.09 | Fair | CLR | -8.3 | -16.7 | 51% | -16 | 75.87 | 1011.7 | ||||||
| 02 | 01:56 | N 44 G 59 | 16.09 | Fair and Windy | CLR | -8.9 | -16.7 | 54% | -19 | 75.84 | 1011.1 | ||||||
| 02 | 00:56 | N 30 G 57 | 16.09 | Fair | CLR | -8.9 | -16.1 | -6.7 | -8.9 | 56% | -17 | 75.79 | 1010.7 | ||||
| 01 | 23:56 | N 33 G 50 | 16.09 | Mostly Cloudy and Breezy | FEW200 BKN250 | -8.3 | -16.1 | 54% | -17 | 75.77 | 1010.2 | ||||||
| 01 | 22:56 | N 33 G 50 | 16.09 | Mostly Cloudy and Breezy | SCT200 BKN250 | -7.8 | -15.6 | 54% | -16 | 75.74 | 1009.9 | ||||||
| 01 | 21:56 | N 37 G 52 | 16.09 | Mostly Cloudy and Breezy | BKN190 BKN250 | -7.2 | -15.6 | 52% | -16 | 75.69 | 1009.3 | ||||||
| 01 | 20:56 | NW 37 G 54 | 16.09 | Mostly Cloudy and Breezy | BKN190 BKN250 | -7.2 | -15.6 | 52% | -16 | 75.64 | 1008.7 | ||||||
| 01 | 19:56 | N 30 G 44 | 16.09 | Overcast | BKN200 OVC250 | -6.7 | -16.1 | 48% | -15 | 75.62 | 1008.1 | ||||||
| 01 | 18:56 | NW 31 G 48 | 16.09 | Overcast | BKN200 OVC250 | -7.2 | -16.1 | -7.2 | -8.3 | 49% | -15 | 75.59 | 1007.8 | ||||
| 01 | 17:56 | NW 35 G 54 | 16.09 | Overcast and Breezy | BKN210 OVC250 | -7.2 | -16.7 | 47% | -16 | 75.54 | 1007.2 | ||||||
| 01 | 16:56 | NW 37 G 52 | 16.09 | Overcast and Breezy | FEW030 BKN190 OVC250 | -7.2 | -16.1 | 49% | -16 | 75.51 | 1006.7 | ||||||
| 01 | 15:56 | N 39 G 54 | 16.09 | Mostly Cloudy and Breezy | FEW030 BKN190 BKN250 | -7.2 | -16.7 | 47% | -16 | 75.49 | 1006.4 | ||||||
| 01 | 14:56 | N 35 G 50 | 16.09 | Mostly Cloudy and Breezy | BKN200 BKN250 | -7.2 | -16.1 | 49% | -16 | 75.46 | 1006.2 | ||||||
| 01 | 13:56 | N 35 G 61 | 16.09 | Mostly Cloudy and Breezy | SCT200 BKN250 | -7.8 | -17.2 | 47% | -17 | 75.46 | 1006.3 | ||||||
| 01 | 12:56 | N 28 G 46 | 16.09 | Mostly Cloudy | FEW150 BKN250 | -8.3 | -17.2 | -8.3 | -11.1 | 49% | -16 | 75.54 | 1007.1 | 0.13 | |||
| 01 | 11:56 | N 35 G 48 | 16.09 | Mostly Cloudy and Breezy | SCT200 BKN250 | -9.4 | -17.2 | 53% | -19 | 75.62 | 1008.2 | ||||||
| 01 | 10:56 | N 33 G 54 | 16.09 | Mostly Cloudy and Breezy | FEW024 SCT200 BKN250 | -10.6 | -18.3 | 54% | -20 | 75.69 | 1009.1 | 0.05 | |||||
| 01 | 09:56 | N 28 G 50 | 16.09 | Mostly Cloudy | FEW024 SCT150 BKN230 | -11.1 | -17.2 | 61% | -20 | 75.74 | 1009.7 | 0.05 | 0.08 | ||||
| 01 | 07:56 | N 31 G 54 | 14.48 | Light Snow | OVC019 | -10 | -15 | 67% | -19 | 75.64 | 1008.7 | 0.03 | |||||
| 01 | 06:56 | N 31 G 50 | 14.48 | Light Snow | OVC019 | -10 | -15 | -9.4 | -10.6 | 67% | -19 | 75.67 | 1009.0 | ||||
| 01 | 05:56 | N 30 G 44 | 16.09 | Light Snow | BKN021 OVC026 | -10 | -15 | 67% | -19 | 75.72 | 1009.6 | ||||||
| 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) | |||||||||||||||