3 day Weather History for Islip, Long Island Mac Arthur Airport - KISP
Weather observations for the past three days for
Islip, Long Island Mac Arthur Airport
Date Time (est) Wind (mph) Vis. (mi.) Weather Sky Cond. Temperature
(° F)
Air|Dew|6 Hour
  |Pnt|Mx. Mn.		 Relative Humidity Wind Chill
(° F)		Heat Index
(° F)		Pressure
altimeter sea   level
(in)  (mb)		Precipitation (in)
1 hr 3 hr 6 hr
19 06:56 Calm 10.00 Light Rain SCT031 BKN041 OVC055 39.9 36 42.1 37.9 86% 30.17 1021.7 0.01 0.04
19 05:56 Calm 10.00 Light Rain SCT022 OVC029 41 35.1 79% 30.17 1021.7 0.02
19 04:56 Calm 10.00 Light Rain OVC039 41 33.1 73% 30.16 1021.4 0.01
19 03:56 Calm 10.00 Overcast OVC065 41 30.9 67% 30.14 1020.8
19 02:56 Calm 10.00 Overcast OVC060 41 30 65% 30.16 1021.2
19 01:56 Calm 10.00 Overcast OVC060 39.9 30.9 70% 30.16 1021.4
19 00:56 Calm 10.00 Overcast OVC060 37.9 28.9 44.1 36 70% 30.16 1021.2
18 23:56 Calm 10.00 Mostly Cloudy FEW060 BKN100 BKN250 36 27 70% 30.17 1021.6
18 22:56 Calm 10.00 Overcast SCT120 OVC250 36 26.1 67% 30.16 1021.5
18 21:56 Calm 10.00 Mostly Cloudy FEW090 FEW200 BKN250 37 25 62% 30.17 1021.6
18 20:56 Calm 10.00 Mostly Cloudy FEW090 BKN250 37.9 25 60% 30.16 1021.3
18 19:56 NW 5 10.00 Mostly Cloudy FEW050 BKN120 BKN250 42.1 25 51% 40 30.14 1020.8
18 18:56 W 5 10.00 Mostly Cloudy BKN110 BKN250 44.1 24.1 50 44.1 45% 42 30.15 1021.0
18 17:56 W 8 10.00 Mostly Cloudy BKN110 BKN250 45 24.1 44% 41 30.14 1020.8
18 16:56 W 7 10.00 Mostly Cloudy FEW050 SCT120 BKN250 45 24.1 44% 42 30.12 1020.0
18 15:56 W 9 10.00 Mostly Cloudy FEW050 SCT150 BKN250 46 24.1 42% 42 30.11 1019.7
18 14:56 NW 13 G 21 10.00 Mostly Cloudy FEW055 FEW080 FEW150 BKN250 48 23 37% 43 30.09 1019.1
18 13:56 NW 12 G 22 10.00 Partly Cloudy FEW055 FEW170 SCT250 48.9 24.1 38% 45 30.09 1019.0
18 12:56 W 15 G 20 10.00 Partly Cloudy FEW055 FEW190 SCT250 48 24.1 48.9 36 39% 43 30.1 1019.2
18 11:56 W 9 10.00 Partly Cloudy FEW055 FEW080 FEW190 SCT250 46.9 23 39% 43 30.11 1019.7
18 10:56 NW 13 G 24 10.00 A Few Clouds FEW050 FEW080 FEW190 FEW250 46 23 40% 41 30.13 1020.3
18 09:56 NW 12 10.00 A Few Clouds FEW045 FEW070 FEW250 45 23 42% 40 30.14 1020.7
18 08:56 NW 13 G 24 10.00 A Few Clouds FEW045 FEW070 44.1 23 43% 38 30.12 1020.1
18 07:56 NW 12 10.00 A Few Clouds FEW045 FEW065 41 23 49% 35 30.12 1019.8
18 06:56 W 6 10.00 A Few Clouds FEW040 FEW060 36 21.9 41 34 57% 32 30.1 1019.2
18 05:56 W 9 10.00 A Few Clouds FEW040 37 23 57% 31 30.07 1018.3
18 04:56 W 8 10.00 Fair CLR 35.1 21.9 59% 29 30.04 1017.3
18 03:56 W 9 10.00 Fair CLR 39.9 21.9 49% 34 30.03 1016.8
18 02:56 NW 10 G 21 10.00 Fair CLR 41 21.9 47% 35 30 1016.0
18 01:56 NW 13 10.00 Fair CLR 41 21.9 47% 34 29.99 1015.5
18 00:56 NW 15 10.00 Fair CLR 41 21 43 41 45% 34 29.97 1015.1
17 23:56 NW 14 G 28 10.00 Mostly Cloudy BKN050 42.1 21 43% 35 29.97 1014.9
17 22:56 NW 10 10.00 Mostly Cloudy BKN050 42.1 21 43% 37 29.96 1014.7
17 21:56 W 13 10.00 Mostly Cloudy BKN050 41 21 45% 34 29.94 1014.0
17 20:56 NW 17 G 25 10.00 Mostly Cloudy BKN055 42.1 19.9 41% 34 29.92 1013.3
17 19:56 NW 21 G 33 10.00 Mostly Cloudy and Breezy BKN055 43 19.9 40% 35 29.9 1012.6
17 18:56 NW 17 G 29 10.00 A Few Clouds FEW055 42.1 19.9 46.9 42.1 41% 34 29.89 1012.0
17 17:56 NW 23 G 40 10.00 Partly Cloudy and Breezy SCT050 43 19.9 40% 34 29.86 1011.2
17 16:56 NW 25 G 36 10.00 Mostly Cloudy and Breezy BKN055 43 19.9 40% 34 29.82 1009.9
17 15:56 NW 18 G 30 10.00 Mostly Cloudy BKN055 45 21 39% 38 29.78 1008.5
17 14:56 NW 17 G 35 10.00 Mostly Cloudy BKN050 46 21 37% 40 29.75 1007.4
17 13:56 NW 23 G 45 10.00 Mostly Cloudy and Breezy BKN055 45 19.9 37% 37 29.72 1006.3
17 12:56 NW 26 G 38 10.00 Partly Cloudy and Windy SCT048 46.9 21 46.9 37.9 36% 39 29.7 1005.6
17 11:56 NW 29 G 44 10.00 Partly Cloudy and Windy SCT045 45 21.9 40% 36 29.69 1005.5
17 10:56 NW 24 G 37 10.00 Mostly Cloudy and Breezy BKN050 45 21 39% 37 29.69 1005.5
17 09:56 W 22 G 38 10.00 Mostly Cloudy and Breezy BKN050 43 21 42% 35 29.69 1005.4
17 08:56 W 20 G 35 10.00 A Few Clouds FEW060 FEW090 42.1 19.9 41% 34 29.67 1004.8
17 07:56 W 18 G 25 10.00 Partly Cloudy SCT060 39.9 19 43% 31 29.65 1004.1
17 06:56 W 13 G 25 10.00 Partly Cloudy SCT060 37.9 19 39.9 37 46% 31 29.63 1003.2
17 05:56 W 15 10.00 A Few Clouds FEW060 37.9 19 46% 30 29.59 1002.1
17 04:56 W 13 G 23 10.00 A Few Clouds FEW060 37.9 19 46% 31 29.57 1001.3
17 03:56 W 16 G 25 10.00 A Few Clouds FEW060 39 19 45% 31 29.56 1000.9
17 02:56 W 18 G 36 10.00 Fair CLR 39 18 43% 30 29.53 999.9
17 01:56 W 18 G 36 10.00 Fair CLR 39 19 45% 30 29.53 1000.0
17 00:56 W 17 G 26 10.00 A Few Clouds FEW055 39.9 19 44.1 39.9 43% 32 29.51 999.3
16 23:56 W 23 G 39 10.00 Partly Cloudy and Breezy SCT070 42.1 19 40% 33 29.5 998.9
16 22:56 W 14 G 32 10.00 Mostly Cloudy BKN070 42.1 19.9 41% 35 29.5 998.8
16 21:56 W 13 G 24 10.00 Partly Cloudy SCT060 41 19.9 43% 34 29.5 998.9
16 20:56 NW 21 G 35 10.00 A Few Clouds and Breezy FEW060 43 19 38% 35 29.48 998.4
16 19:56 NW 20 G 36 10.00 A Few Clouds FEW060 43 18 37% 35 29.46 997.7
16 18:56 NW 29 G 45 10.00 A Few Clouds and Windy FEW055 44.1 18 57.9 44.1 35% 35 29.45 997.2
16 17:56 W 20 G 26 10.00 A Few Clouds FEW065 FEW095 46 25 44% 39 29.41 995.9
16 16:56 W 24 G 35 10.00 Mostly Cloudy and Breezy FEW044 SCT060 BKN095 48.9 25 39% 42 29.37 994.6
16 15:56 NW 21 G 33 10.00 Mostly Cloudy and Breezy BKN070 BKN095 51.1 24.1 35% 29.32 992.9
16 14:56 NW 18 G 36 10.00 Partly Cloudy SCT065 54 26.1 34% 29.29 991.8
16 13:56 NW 30 G 43 10.00 Mostly Cloudy and Windy SCT055 BKN080 BKN200 54 28 37% 29.27 991.2
16 12:56 NW 24 G 41 10.00 Mostly Cloudy and Breezy BKN065 BKN200 57 26.1 60.1 53.1 30% 29.24 989.9
16 11:56 NW 25 G 38 10.00 Partly Cloudy and Breezy SCT055 SCT200 57.9 32 38% 29.23 989.6
16 09:56 W 20 G 39 10.00 Mostly Cloudy SCT045 BKN060 BKN200 57.9 39 50% 29.23 989.6
16 08:56 NW 18 G 31 10.00 Partly Cloudy FEW028 FEW040 SCT200 57.9 43 58% 29.22 989.5
Date Time (est) Wind (mph) Vis. (mi.) Weather Sky Cond. Relative Humidity Wind Chill
(° F)		Heat Index
(° F)
Temperature
(° F)
Air|Dew|6 Hour
  |Pnt|Mx. Mn.		Pressure
altimeter sea   level
(in)  (mb)		Precipitation (in)
1 hr 3 hr 6 hr

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