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
25 22:56 N 16 G 29 1.00 Light Snow Fog/Mist BKN011 OVC017 28.9 26.1 89% 18 29.72 1006.7 0.01
25 21:56 E 17 G 29 1.50 Light Snow Fog/Mist FEW008 OVC015 28 25 88% 17 29.64 1003.9 0.04 0.15
25 20:56 NE 14 G 23 1.25 Light Snow Fog/Mist OVC011 28 25 88% 18 29.76 1008.0 0.04
25 19:56 NE 15 0.75 Light Snow Fog/Mist OVC008 27 24.1 89% 16 29.8 1009.3 0.07
25 18:56 NE 16 G 30 1.25 Light Snow Fog/Mist OVC009 24.1 21 24.1 16 88% 12 29.85 1010.8 0.05 0.57
25 17:56 NE 14 G 29 0.75 Light Snow Fog/Mist VV007 21.9 18 85% 10 29.94 1014.0 0.06
25 16:56 NE 17 G 28 0.25 Freezing Fog Blowing Snow VV006 21 18 88% 8 30.01 1016.2 0.08
25 15:56 NE 18 G 28 0.50 Freezing Fog Blowing Snow VV005 21.9 19 89% 8 30.05 1017.8 0.13 0.38
25 14:55 NE 17 G 30 0.75 Snow Fog/Mist VV004 19.9 16 85% 6 30.12 1019.9 0.12
25 13:56 NE 17 G 25 0.13 Heavy Snow Freezing Fog VV004 17.1 12.9 84% 2 30.16 1021.3 0.13
25 12:56 NE 16 G 28 0.13 Heavy Snow Freezing Fog VV004 16 12 16 12 84% 2 30.25 1024.5 0.11 0.38
25 11:56 NE 17 0.25 Snow Freezing Fog VV004 15.1 10.9 84% -0 30.34 1027.6 0.1
25 10:56 NE 14 G 25 0.25 Snow Freezing Fog VV006 15.1 10.9 84% 2 30.41 1030.0 0.06
25 09:56 NE 14 0.75 Light Snow VV007 14 9 80% 0 30.47 1032.0 0.06 0.11
25 08:56 NE 12 0.50 Snow Freezing Fog OVC007 12 8.1 84% -1 30.52 1033.7 0.04
25 07:56 NE 12 2.00 Light Snow FEW013 OVC025 12 6.1 77% -1 30.54 1034.4 0.01
25 06:56 NE 9 1.00 Light Snow BKN014 OVC023 12 6.1 14 12 77% 1 30.58 1035.8 0.01 0.01
25 05:56 E 9 9.00 Light Snow FEW025 OVC034 14 -2.9 47% 3 30.59 1035.9
25 04:56 NE 6 10.00 Overcast OVC070 12.9 -2.9 49% 5 30.61 1036.6
25 03:56 NE 9 10.00 Overcast OVC075 12.9 -4 46% 2 30.58 1035.6
25 01:56 N 6 10.00 Fair CLR 12.9 -5.1 44% 5 30.65 1037.9
25 00:56 N 9 10.00 Fair CLR 12.9 -7.1 16 12.9 40% 2 30.65 1037.9
24 23:56 N 10 10.00 Overcast BKN130 OVC160 12.9 -8 38% 1 30.67 1038.6
24 22:56 NE 9 10.00 Overcast BKN130 OVC170 14 -8 36% 3 30.67 1038.6
24 21:56 N 10 10.00 Mostly Cloudy BKN190 BKN250 14 -9 35% 2 30.68 1039.0
24 20:56 N 9 10.00 Partly Cloudy FEW140 SCT180 SCT250 14 -9 35% 3 30.67 1038.6
24 19:56 N 12 10.00 Mostly Cloudy BKN180 BKN210 BKN250 15.1 -9 33% 3 30.64 1037.8
24 18:56 N 8 10.00 Mostly Cloudy FEW170 BKN210 BKN240 15.1 -9.9 17.1 15.1 32% 5 30.64 1037.8
24 17:56 N 8 10.00 Mostly Cloudy BKN230 15.1 -9.9 32% 5 30.63 1037.3
24 16:56 N 10 10.00 Mostly Cloudy FEW210 BKN250 15.1 -9.9 32% 3 30.63 1037.2
24 15:56 N 13 10.00 Mostly Cloudy FEW150 FEW210 BKN250 16 -9.9 30% 3 30.61 1036.6
24 14:56 NW 20 G 25 10.00 Mostly Cloudy FEW060 FEW200 BKN250 16 -9.9 30% 0 30.6 1036.2
24 13:56 NW 16 G 28 10.00 Mostly Cloudy FEW050 FEW200 BKN250 15.1 -11 30% 0 30.59 1036.0
24 12:56 N 17 G 29 10.00 Mostly Cloudy FEW050 FEW200 BKN250 15.1 -11.9 16 10 29% -0 30.59 1036.1
24 11:56 NW 20 G 30 10.00 Mostly Cloudy FEW050 BKN250 12.9 -11 33% -4 30.6 1036.4
24 10:56 N 17 G 26 10.00 Mostly Cloudy FEW050 BKN250 12 -11 34% -4 30.63 1037.3
24 09:56 NW 14 G 24 10.00 Mostly Cloudy FEW050 SCT160 BKN250 12 -9 38% -2 30.62 1037.0
24 08:56 N 15 G 28 10.00 Mostly Cloudy FEW050 BKN250 10.9 -9 40% -4 30.6 1036.2
24 07:56 NW 17 10.00 Mostly Cloudy FEW040 BKN250 10 -9 41% -7 30.57 1035.4
24 06:56 N 14 G 28 10.00 A Few Clouds FEW040 FEW250 10 -8 14 10 43% -5 30.55 1034.7
24 05:56 N 13 G 25 10.00 A Few Clouds FEW040 FEW250 10.9 -8 42% -3 30.52 1033.7
24 04:56 NW 17 G 26 10.00 Fair CLR 10.9 -8 42% -5 30.5 1032.9
24 03:56 NW 16 G 26 10.00 Fair CLR 10.9 -9 40% -5 30.47 1032.1
24 02:56 N 21 G 28 10.00 Fair and Breezy CLR 12 -9 38% -5 30.46 1031.6
24 01:56 NW 14 G 29 10.00 Fair CLR 12.9 -9.9 35% -1 30.45 1031.1
24 00:56 NW 17 G 26 10.00 Fair CLR 14 -9.9 33.1 14 33% -1 30.42 1030.1
23 23:56 NW 24 G 33 10.00 Partly Cloudy and Breezy SCT250 15.1 -9.9 32% -3 30.4 1029.4
23 22:56 NW 22 G 38 10.00 A Few Clouds and Breezy FEW250 17.1 -11 27% 1 30.37 1028.7
23 21:56 NW 23 G 35 10.00 Fair and Breezy CLR 19.9 -2.9 36% 4 30.32 1026.8
23 20:56 NW 23 G 36 10.00 A Few Clouds and Breezy FEW250 21.9 1 40% 7 30.29 1025.7
23 19:56 NW 24 G 38 10.00 A Few Clouds and Breezy FEW060 FEW210 FEW250 27 3.9 37% 13 30.21 1023.3
23 18:56 W 17 G 31 10.00 A Few Clouds FEW210 FEW250 33.1 -5.1 36 33.1 19% 23 30.14 1020.7
23 17:56 W 16 G 25 10.00 Mostly Cloudy SCT210 BKN250 34 3 27% 24 30.1 1019.5
23 16:56 W 12 10.00 Mostly Cloudy FEW060 BKN190 BKN250 34 6.1 31% 26 30.08 1018.7
23 14:56 W 15 G 28 10.00 Mostly Cloudy BKN200 BKN250 36 6.1 28% 27 30.06 1018.1
23 13:56 W 16 G 35 10.00 Mostly Cloudy BKN200 BKN250 36 6.1 28% 27 30.07 1018.3
23 12:56 W 24 G 33 10.00 Mostly Cloudy and Breezy SCT200 BKN250 36 5 37 30.9 27% 25 30.08 1018.7
23 11:56 W 20 G 37 10.00 Mostly Cloudy BKN200 BKN250 37 6.1 27% 27 30.11 1019.5
23 10:56 W 17 G 25 10.00 Mostly Cloudy SCT180 BKN250 36 7 30% 27 30.14 1020.8
23 09:56 W 20 G 25 10.00 Mostly Cloudy BKN160 BKN250 33.1 6.1 32% 22 30.16 1021.5
23 08:56 W 12 10.00 Mostly Cloudy BKN180 BKN250 32 6.1 33% 24 30.17 1021.6
23 07:56 W 7 10.00 Mostly Cloudy BKN200 BKN250 30.9 6.1 35% 25 30.16 1021.2
23 06:56 W 9 10.00 Mostly Cloudy BKN250 30.9 6.1 37 30 35% 24 30.14 1020.7
23 05:56 NW 8 10.00 Partly Cloudy SCT250 30.9 6.1 35% 24 30.13 1020.3
23 04:56 W 10 10.00 Fair CLR 32 5 32% 24 30.11 1019.8
23 03:56 W 9 10.00 Fair CLR 33.1 3.9 29% 26 30.1 1019.2
23 02:56 W 10 10.00 Fair CLR 35.1 1.9 24% 28 30.1 1019.2
23 01:56 W 14 G 23 10.00 Fair CLR 36 1 22% 28 30.08 1018.6
23 00:56 W 12 G 22 10.00 Fair CLR 37 1.9 41 37 22% 30 30.07 1018.3
22 23:56 W 9 10.00 Mostly Cloudy BKN220 37.9 5 25% 32 30.07 1018.4
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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