weather.gov   
NOAA logo - Click to go to the NOAA homepage Weather observations for the past three days NWS logo
Islip, Long Island Mac Arthur Airport
Enter Your "City, ST" or zip code   
imperial
D
a
t
e
Time
(edt)
Wind
(kph)
Vis.
(km)
WeatherSky Cond. Temperature (ºC)Relative
Humidity
Wind
Chill
(°C)
Heat
Index
(°C)
PressurePrecipitation (cm)
AirDwpt6 hour altimeter
(cm)
sea level
(mb)
1 hr 3 hr6 hr
Max.Min.
1100:56SW 816OvercastOVC06524.422.2 88%NA24.476.11014.5
1023:56SW 1016OvercastFEW008 OVC06024.422.2 88%NA24.476.151015.1
1022:56S 1016Mostly CloudyFEW008 BKN06523.922.2 90%NANA76.151015.0
1021:56S 1116Partly CloudySCT008 SCT060 SCT14023.922.2 90%NANA76.171015.3
1020:56S 1316Mostly CloudyBKN008 BKN14023.922.2 90%NANA76.21015.7
1019:56S 1416Partly CloudySCT015 SCT060 SCT14023.921.7 28.323.988%NANA76.171015.3
1018:56S 1316A Few CloudsFEW040 FEW055 FEW1102520.6 77%NA26.176.121014.8
1017:56SE 1616Partly CloudyFEW040 SCT055 SCT10025.621.1 76%NA26.776.151015.0
1016:56S 1416Partly CloudyFEW035 SCT055 SCT10027.221.1 69%NA28.976.171015.3
1015:56SE 1316Mostly CloudyFEW025 BKN040 BKN06027.221.1 69%NA28.976.21015.7
1014:56S 816OvercastSCT024 BKN030 OVC04427.821.1 67%NA3076.251016.3
1013:56SE 1316OvercastBKN038 OVC05526.721.1 302571%NA28.376.31017.0
1012:56Calm16Mostly CloudySCT040 BKN05528.917.8 51%NA29.476.31017.1
1011:56N 1116Mostly CloudySCT040 BKN055 BKN12029.417.8 50%NA3076.331017.4
1010:56N 1916Mostly CloudyFEW030 BKN05528.918.9 55%NA3076.331017.5
1009:56N 1316Mostly CloudySCT045 SCT050 BKN10027.820 63%NA29.476.331017.4
1008:56NE 1416Mostly CloudyBKN044 BKN050 BKN10026.119.4 67%NA27.276.331017.6
1007:56N 1316Mostly CloudyBKN040 BKN045 BKN1002518.9 26.123.969%NA26.176.331017.3
1006:56N 1316OvercastBKN037 OVC05024.418.3 69%NA25.676.281016.8
1005:56N 1316Mostly CloudyBKN048 BKN110 BKN25023.918.3 71%NANA76.231016.2
1004:56N 1316OvercastBKN100 OVC12024.418.3 69%NA25.676.171015.5
1003:56N 1316OvercastOVC10024.418.3 69%NA25.676.171015.3
1002:56N 1316FairCLR2521.1 79%NA26.176.151014.9
1001:56N 1316A Few CloudsFEW05526.123.3 28.925.685%NA28.376.121014.7
1000:56N 1016A Few CloudsFEW06026.124.4 90%NA28.376.121014.7
0923:56W 516Mostly CloudyFEW080 SCT120 BKN25026.124.4 90%NA28.376.11014.3
0922:56SW 1416Mostly CloudyBKN070 BKN100 BKN12026.725 90%NA3076.071014.1
0921:56Calm16Mostly CloudyBKN09527.225 88%NA31.176.051013.6
0920:56NW 1316Mostly CloudySCT060 BKN090 BKN120 BKN25027.225 88%NA31.1761013.2
0919:56W 1416 ThunderstormFEW060CB BKN085 BKN120 BKN25028.322.8 33.327.872%NA31.775.971012.8
0918:56S 1016Mostly CloudyFEW050 SCT085 BKN25028.922.2 67%NA32.275.921012.0
0917:56SW 2116Partly CloudyFEW050CB FEW100 SCT2503022.2 63%NA33.375.91011.6
0916:56SW 1416Partly CloudyFEW050 FEW100 SCT25032.223.3 59%NA37.275.91011.5
0915:56SW 26 G 3916 ThunderstormFEW050CB FEW100 SCT25032.823.3 57%NA37.875.91011.6
0914:56SW 29 G 4016Partly CloudyFEW050 SCT100 SCT25033.323.3 56%NA38.975.91011.8
0913:56SW 29 G 4216Partly CloudyFEW045 SCT25033.323.3 34.427.256%NA38.975.921012.0
0912:56SW 19 G 4016Partly CloudyFEW040 SCT25034.423.9 54%NA41.175.951012.2
0911:56SW 2316Partly CloudyFEW035 FEW150 SCT25032.823.9 59%NA38.975.971012.6
0910:56S 1916Partly CloudyFEW025 FEW150 SCT25031.724.4 65%NA37.875.971012.8
0909:56S 1316Partly CloudyFEW150 SCT25030.624.4 70%NA36.7761012.9
0908:56SW 19 G 3216Partly CloudyFEW080 SCT150 SCT25029.424.4 75%NA35761013.0
0907:56SW 1916Partly CloudyFEW140 SCT25027.223.9 27.224.482%NA30.6761013.0
0906:56SW 1316Partly CloudyFEW120 SCT2502523.9 94%NA25.6761013.0
0905:56SW 1016Mostly CloudySCT120 BKN25024.423.3 94%NA24.475.971012.6
0904:56SW 1416FairCLR24.423.3 94%NA24.475.951012.3
0903:56SW 1616FairCLR2523.3 90%NA25.675.971012.5
0902:56SW 1916FairCLR2523.3 90%NA25.675.971012.7
0901:56SW 1616FairCLR25.623.3 26.125.687%NA26.7761013.1
0900:56SW 1916FairCLR25.622.8 85%NA26.776.021013.4
0823:56SW 1616Partly CloudyFEW100 SCT25025.622.8 85%NA26.776.021013.5
0822:56SW 23 G 3516Partly CloudySCT25025.623.3 87%NA26.7761013.0
0821:56SW 24 G 4016Partly CloudyFEW055 FEW110 SCT25026.122.8 82%NA27.876.021013.3
0820:56SW 32 G 4216Partly CloudyFEW015 FEW055 FEW110 SCT25026.123.3 85%NA28.376.021013.3
0819:56SW 24 G 3916Mostly CloudyFEW015 FEW055 FEW110 BKN25026.123.3 31.726.185%NA28.3761013.0
0818:56SW 26 G 3916Partly CloudyFEW015 FEW055 FEW110 SCT25027.823.3 77%NA31.175.971012.8
0817:56SW 23 G 4016Partly CloudyFEW015 FEW055 SCT25028.323.9 77%NA32.2761013.2
0816:56SW 24 G 4516Partly CloudyFEW015 FEW045 SCT25028.923.3 72%NA32.876.051013.8
0815:56SW 29 G 4716Partly CloudyFEW015 FEW045 SCT25029.423.3 70%NA33.976.11014.3
0814:56S 34 G 4516Partly Cloudy and BreezyFEW025 FEW045 SCT25031.123.3 63%NA36.176.121014.7
0813:56SW 2716A Few CloudsFEW025 FEW045 FEW25031.123.9 31.726.766%NA36.776.171015.3
0812:56SW 2716A Few CloudsFEW025 FEW04531.123.3 63%NA36.176.21015.8
0811:56SW 1916A Few CloudsFEW0253023.9 70%NA3576.251016.3
0810:56S 2116Partly CloudySCT02029.423.9 72%NA33.976.281016.7
0809:56S 2316Partly CloudySCT015 SCT03528.923.9 74%NA33.376.31017.0
0808:56SW 2116Partly CloudySCT055 SCT25028.323.9 77%NA32.276.331017.4
0807:56SW 1916Partly CloudyFEW011 SCT085 SCT25026.723.9 26.72585%NA29.476.351017.6
0806:56SW 1416Partly CloudyFEW047 SCT080 SCT25025.623.9 90%NA26.776.351017.7
0805:56SW 1916Partly CloudyFEW046 SCT085 SCT2502523.3 90%NA25.676.331017.5
0804:56SW 1616Mostly CloudyFEW049 SCT060 BKN0702523.3 90%NA25.676.331017.5
0803:56SW 1616A Few CloudsFEW0752523.3 90%NA25.676.331017.6
0802:56SW 1616FairCLR2523.3 90%NA25.676.351017.9
D
a
t
e
Time
(edt)
Wind
(kph)
Vis.
(km)
WeatherSky Cond. AirDwptMax.Min.Relative
Humidity
Wind
Chill
(°C)
Heat
Index
(°C)
altimeter
(cm)
sea level
(mb)
1 hr3 hr6 hr
6 hour
Temperature (ºC)PressurePrecipitation (cm)

National Weather Service
Southern Region Headquarters
Fort Worth, Texas
Disclaimer
Last Modified: Febuary, 7 2012
Privacy Policy