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. | ||||||||||||||||
| 27 | 02:56 | N 9 | 16.09 | Fair | CLR | -1.7 | -7.2 | 66% | -5 | 76.17 | 1015.5 | ||||||
| 27 | 01:56 | N 9 | 16.09 | Fair | CLR | -1.1 | -6.7 | 66% | -4 | 76.12 | 1014.9 | ||||||
| 27 | 00:56 | NE 11 | 16.09 | Fair | CLR | -0.6 | -6.1 | 3.9 | -0.6 | 67% | -4 | 76.1 | 1014.4 | ||||
| 26 | 23:56 | N 19 | 16.09 | Partly Cloudy | FEW120 SCT250 | 1.1 | -5.6 | 61% | -3 | 76.07 | 1014.1 | ||||||
| 26 | 22:56 | N 13 | 14.48 | Mostly Cloudy | BKN120 BKN250 | -0.6 | -3.3 | 82% | -4 | 76.05 | 1013.7 | ||||||
| 26 | 21:56 | Calm | 16.09 | Partly Cloudy | SCT080 SCT250 | 0 | -3.9 | 75% | 75.97 | 1013.0 | |||||||
| 26 | 20:56 | Calm | 16.09 | Mostly Cloudy | BKN085 BKN110 BKN250 | 1.7 | -3.3 | 70% | 75.95 | 1012.5 | |||||||
| 26 | 19:56 | Calm | 16.09 | Mostly Cloudy | BKN080 BKN110 BKN250 | 2.8 | -3.9 | 62% | 75.95 | 1012.6 | |||||||
| 26 | 18:56 | Calm | 16.09 | Overcast | OVC080 | 3.9 | -3.9 | 5.6 | 2.8 | 57% | 75.92 | 1012.2 | |||||
| 26 | 17:56 | Calm | 16.09 | Overcast | FEW050 BKN100 OVC250 | 3.3 | -3.9 | 60% | 75.87 | 1011.5 | |||||||
| 26 | 16:56 | SW 6 | 16.09 | Mostly Cloudy | SCT100 BKN190 BKN250 | 4.4 | -4.4 | 53% | 75.84 | 1011.1 | |||||||
| 26 | 15:56 | S 11 | 16.09 | Mostly Cloudy | BKN190 BKN250 | 4.4 | -4.4 | 53% | 2 | 75.79 | 1010.7 | ||||||
| 26 | 13:56 | S 15 | 16.09 | Mostly Cloudy | BKN070 BKN150 | 3.3 | -2.8 | 65% | 0 | 75.87 | 1011.4 | ||||||
| 26 | 12:56 | N 6 | 16.09 | Mostly Cloudy | SCT130 BKN160 BKN250 | 5 | -5.6 | 5 | -0.6 | 47% | 75.87 | 1011.5 | |||||
| 26 | 11:56 | N 15 | 16.09 | Mostly Cloudy | BKN170 BKN250 | 3.9 | -5 | 53% | 1 | 75.9 | 1011.9 | ||||||
| 26 | 10:56 | N 19 | 16.09 | Mostly Cloudy | FEW100 FEW200 BKN250 | 3.3 | -4.4 | 57% | -1 | 75.9 | 1011.7 | ||||||
| 26 | 09:56 | N 24 | 16.09 | Mostly Cloudy | BKN200 BKN250 | 3.3 | -4.4 | 57% | -1 | 75.92 | 1012.3 | ||||||
| 26 | 08:56 | NW 26 | 16.09 | Mostly Cloudy | BKN250 | 3.9 | -4.4 | 55% | -1 | 75.9 | 1011.9 | ||||||
| 26 | 07:56 | W 9 | 16.09 | Mostly Cloudy | BKN250 | 1.7 | -3.3 | 70% | -1 | 75.87 | 1011.7 | ||||||
| 26 | 06:56 | W 9 | 12.87 | Mostly Cloudy | BKN250 | 0 | -2.2 | 2.8 | -4.4 | 85% | -3 | 75.82 | 1010.8 | ||||
| 26 | 05:56 | W 11 | 14.48 | Partly Cloudy | SCT250 | -0.6 | -2.2 | 89% | -4 | 75.74 | 1009.8 | ||||||
| 26 | 04:56 | Calm | 4.02 | Fog/Mist | CLR | -2.8 | -3.3 | 96% | 75.67 | 1008.8 | |||||||
| 26 | 03:56 | Calm | 9.66 | Fog/Mist | CLR | -2.8 | -3.3 | 96% | 75.62 | 1008.3 | |||||||
| 26 | 02:56 | Calm | 12.87 | Fair | CLR | -1.7 | -3.3 | 89% | 75.57 | 1007.6 | |||||||
| 26 | 01:56 | S 7 | 14.48 | Fair | CLR | 1.1 | -1.7 | 82% | -1 | 75.54 | 1007.0 | ||||||
| 26 | 00:56 | W 9 | 16.09 | Partly Cloudy | SCT110 | 2.8 | -0.6 | 3.9 | 0.6 | 79% | 1 | 75.51 | 1006.7 | ||||
| 25 | 23:56 | SW 17 | 16.09 | Mostly Cloudy | BKN100 | 3.9 | -0.6 | 73% | 0 | 75.46 | 1006.1 | ||||||
| 25 | 22:56 | SW 15 | 16.09 | Mostly Cloudy | BKN100 | 2.8 | -0.6 | 79% | -1 | 75.46 | 1006.2 | ||||||
| 25 | 21:56 | SW 15 | 16.09 | A Few Clouds | FEW090 | 2.8 | -1.1 | 76% | -1 | 75.46 | 1006.2 | ||||||
| 25 | 20:56 | SW 11 | 16.09 | A Few Clouds | FEW060 | 1.1 | -1.7 | 82% | -2 | 75.49 | 1006.4 | ||||||
| 25 | 19:56 | SW 7 | 16.09 | Fair | CLR | 1.1 | -1.1 | 85% | -1 | 75.46 | 1006.1 | ||||||
| 25 | 18:56 | SW 11 | 16.09 | Fair | CLR | 1.7 | -0.6 | 3.3 | 1.7 | 85% | -1 | 75.41 | 1005.4 | ||||
| 25 | 17:56 | SW 15 | 16.09 | Fair | CLR | 1.7 | -0.6 | 85% | -2 | 75.36 | 1004.6 | ||||||
| 25 | 16:56 | SW 13 | 16.09 | Fair | CLR | 2.2 | -1.1 | 79% | -1 | 75.31 | 1004.2 | ||||||
| 25 | 15:56 | SW 20 | 16.09 | A Few Clouds | FEW065 FEW120 FEW250 | 3.3 | -1.7 | 70% | -1 | 75.31 | 1004.0 | ||||||
| 25 | 14:56 | SW 19 | 16.09 | Partly Cloudy | FEW080 SCT100 | 2.8 | -1.7 | 73% | -1 | 75.29 | 1003.9 | ||||||
| 25 | 13:56 | S 22 | 16.09 | Mostly Cloudy | FEW065 BKN100 | 2.8 | -1.7 | 73% | -2 | 75.31 | 1004.2 | ||||||
| 25 | 12:56 | SW 26 G 37 | 16.09 | Mostly Cloudy | FEW015 SCT065 BKN110 BKN250 | 2.2 | -1.1 | 2.8 | 0 | 79% | -3 | 75.36 | 1004.7 | 0.53 | |||
| 25 | 11:56 | SW 22 G 39 | 14.48 | Mostly Cloudy | BKN008 BKN014 | 1.7 | -0.6 | 85% | -3 | 75.41 | 1005.6 | 0.03 | |||||
| 25 | 10:56 | SW 22 G 39 | 8.05 | Light Snow Fog/Mist | OVC006 | 0.6 | 0 | 96% | -4 | 75.46 | 1006.3 | 0.38 | |||||
| 25 | 09:56 | SW 17 | 0.80 | Light Snow Fog | OVC006 | 0 | -0.6 | 96% | -4 | 75.49 | 1006.6 | 0.13 | |||||
| 25 | 08:56 | SW 17 | 0.80 | Light Snow Fog | OVC005 | 0 | -0.6 | 96% | -4 | 75.49 | 1006.6 | 0.08 | |||||
| 25 | 07:56 | SW 22 G 35 | 0.40 | Light Snow Fog/Mist | VV005 | 0 | -0.6 | 96% | -5 | 75.54 | 1007.1 | 0.05 | |||||
| 25 | 06:56 | SW 31 G 48 | 11.27 | Light Snow | BKN036 OVC050 | 2.2 | -2.2 | 2.2 | -10.6 | 73% | -3 | 75.57 | 1007.5 | ||||
| 25 | 05:56 | S 19 | 16.09 | Overcast | BKN034 OVC065 | 1.7 | -2.2 | 76% | -2 | 75.57 | 1007.5 | ||||||
| 25 | 04:56 | S 17 | 16.09 | NULL | NULL | 0.6 | -3.3 | 75% | -4 | 75.59 | 1007.9 | ||||||
| 25 | 03:56 | S 15 | 16.09 | NULL | NULL | -0.6 | -5.6 | 69% | -5 | 75.72 | 1009.4 | ||||||
| 25 | 02:56 | S 9 | 16.09 | NULL | NULL | -7.8 | -10.6 | 81% | -12 | 75.84 | 1011.1 | ||||||
| 25 | 01:56 | SE 7 | 16.09 | NULL | NULL | -10 | -13.3 | 77% | -14 | 75.9 | 1012.1 | ||||||
| 25 | 00:56 | Calm | 16.09 | NULL | NULL | -10 | -12.8 | -3.3 | -11.7 | 80% | 75.97 | 1012.9 | |||||
| 24 | 23:56 | Calm | 16.09 | A Few Clouds | FEW250 | -8.9 | -12.8 | 74% | 75.95 | 1012.6 | |||||||
| 24 | 22:56 | SE 6 | 16.09 | A Few Clouds | FEW250 | -9.4 | -13.3 | 74% | 75.95 | 1012.8 | |||||||
| 24 | 21:56 | S 7 | 16.09 | A Few Clouds | FEW050 FEW250 | -6.7 | -11.1 | 71% | -10 | 76.07 | 1014.2 | ||||||
| 24 | 20:56 | W 6 | 16.09 | A Few Clouds | FEW050 FEW250 | -8.3 | -13.3 | 68% | 76.1 | 1014.6 | |||||||
| 24 | 19:56 | W 6 | 16.09 | A Few Clouds | FEW250 | -4.4 | -12.8 | 52% | 76.05 | 1014.1 | |||||||
| 24 | 18:56 | NW 11 | 16.09 | A Few Clouds | FEW050 FEW250 | -3.9 | -12.8 | -1.1 | -3.9 | 50% | -8 | 75.97 | 1013.1 | ||||
| 24 | 17:56 | W 15 | 16.09 | A Few Clouds | FEW050 FEW250 | -2.8 | -13.3 | 45% | -7 | 75.95 | 1012.5 | ||||||
| 24 | 16:56 | W 22 | 16.09 | Partly Cloudy | FEW048 SCT250 | -2.2 | -13.3 | 43% | -8 | 75.9 | 1011.8 | ||||||
| 24 | 15:56 | W 24 G 33 | 16.09 | Mostly Cloudy | BKN048 | -1.1 | -13.3 | 39% | -7 | 75.82 | 1011.0 | ||||||
| 24 | 14:56 | NW 30 G 43 | 16.09 | Mostly Cloudy | BKN047 | -1.1 | -12.8 | 41% | -7 | 75.82 | 1010.9 | ||||||
| 24 | 13:56 | NW 20 G 37 | 16.09 | Partly Cloudy | SCT045 | -1.7 | -12.2 | 45% | -7 | 75.79 | 1010.7 | ||||||
| 24 | 12:56 | W 24 G 43 | 16.09 | Partly Cloudy | SCT040 | -1.7 | -11.7 | -1.7 | -3.9 | 47% | -8 | 75.82 | 1011.0 | ||||
| 24 | 11:56 | W 22 G 41 | 16.09 | A Few Clouds | FEW036 | -2.2 | -11.1 | 51% | -8 | 75.87 | 1011.6 | ||||||
| 24 | 10:56 | NW 22 | 16.09 | A Few Clouds | FEW035 | -2.8 | -11.1 | 53% | -9 | 75.87 | 1011.7 | ||||||
| 24 | 09:56 | NW 22 G 35 | 16.09 | A Few Clouds | FEW035 FEW090 FEW250 | -3.3 | -11.1 | 55% | -9 | 75.84 | 1011.4 | ||||||
| 24 | 08:56 | NW 30 G 46 | 16.09 | A Few Clouds | FEW032 FEW090 FEW250 | -3.3 | -11.7 | 53% | -10 | 75.84 | 1011.3 | ||||||
| 24 | 07:56 | NW 22 | 16.09 | A Few Clouds | FEW032 FEW090 FEW120 FEW250 | -3.3 | -11.1 | 55% | -9 | 75.82 | 1010.9 | ||||||
| 24 | 06:56 | NW 22 | 16.09 | Partly Cloudy | FEW030 FEW090 SCT120 SCT250 | -3.3 | -9.4 | -1.7 | -3.3 | 63% | -9 | 75.77 | 1010.2 | ||||
| 24 | 05:56 | W 24 | 16.09 | Mostly Cloudy | FEW040 BKN120 | -2.8 | -8.3 | 66% | -9 | 75.72 | 1009.4 | ||||||
| 24 | 04:56 | W 17 | 16.09 | NULL | NULL | -2.2 | -7.8 | 66% | -7 | 75.67 | 1008.8 | ||||||
| 24 | 03:56 | W 13 | 16.09 | NULL | NULL | -2.8 | -8.9 | 63% | -7 | 75.62 | 1008.2 | ||||||
| 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) | |||||||||||||||