Weather observations for the past three days for
Seattle, Seattle-Tacoma International Airport
Metric (Imperial)
Date Time (pdt) 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.
01 12:53 SW 37 G 72 16.09 Mostly Cloudy and Breezy FEW013 SCT025 BKN150 14.4 11.1 81% 75.67 1009.4 0.03
01 11:53 S 30 G 52 3.22 Light Rain Fog/Mist FEW011 BKN014 OVC031 15 13.9 93% 75.51 1007.5 0.05
01 10:53 S 31 G 46 6.44 Light Rain Fog/Mist BKN013 OVC019 15 13.9 15.6 11.7 93% 75.41 1005.9 0.05 1.5
01 09:53 S 31 G 56 6.44 Light Rain Fog/Mist FEW017 BKN023 OVC037 15 13.9 93% 75.34 1004.8 0.05
01 08:53 S 26 G 43 16.09 Light Rain SCT007 BKN028 OVC037 14.4 13.3 93% 75.36 1005.3 0.1
01 07:53 S 19 3.22 Light Rain Fog/Mist FEW007 BKN022 OVC033 13.3 12.8 97% 75.36 1005.4 0.33 1.3
01 06:53 Vrbl 9 3.22 Rain Fog/Mist SCT009 BKN020 OVC027 12.2 11.7 97% 75.46 1006.5 0.3
01 05:53 SE 15 2.41 Light Rain Fog/Mist SCT007 BKN014 OVC025 12.2 11.7 97% 75.51 1007.3 0.66
01 04:53 SE 17 6.44 Rain Fog/Mist SCT003 SCT011 OVC029 11.7 11.7 13.3 11.7 100% 75.59 1008.4 0.36 0.99
01 03:53 SE 13 4.83 Light Rain Fog/Mist SCT005 OVC027 12.8 12.2 96% 75.79 1010.9 0.36
01 02:53 SE 15 9.66 Light Rain Fog/Mist SCT011 BKN044 OVC050 12.8 12.2 96% 75.84 1011.9 0.15
01 01:53 SE 15 14.48 Light Rain FEW010 SCT039 OVC080 12.2 11.7 97% 75.95 1013.2 0.13
01 00:53 SE 9 16.09 Light Rain SCT020 BKN029 OVC075 12.8 11.7 93% 76.02 1014.2 0.05
31 23:53 Vrbl 6 11.27 Light Rain FEW015 BKN023 OVC050 12.8 11.7 93% 76.1 1015.1 0.08
31 22:53 SE 19 12.87 Light Rain FEW013 BKN025 OVC060 12.2 11.7 12.8 10 97% 76.1 1015.3 0.13 0.97
31 21:53 SE 11 9.66 Light Rain Fog/Mist FEW013 BKN024 OVC040 11.1 11.1 100% 76.12 1015.6 0.08
31 20:53 S 7 14.48 Light Rain FEW013 BKN024 OVC040 11.1 10.6 97% 76.07 1015.1 0.05
31 19:53 S 7 6.44 Light Rain Fog/Mist SCT010 BKN022 OVC044 10.6 10 96% 76.07 1014.8 0.2 0.71
31 18:53 Calm 11.27 Light Rain FEW012 BKN020 OVC041 11.1 10 93% 76.07 1014.8 0.33
31 17:53 SE 20 9.66 Light Rain Fog/Mist BKN027 OVC032 10.6 9.4 92% 76.07 1015.1 0.18
31 16:53 SE 17 4.83 Light Rain Fog/Mist BKN031 OVC045 10 8.3 11.1 9.4 89% 8 76.07 1015.0 0.25 0.46
31 15:53 Calm 6.44 Light Rain Fog/Mist BKN037 OVC055 10 8.3 89% 76.12 1015.7 0.15
31 14:53 SE 15 11.27 Light Rain BKN041 OVC060 10 7.2 83% 8 76.07 1014.8 0.05
31 13:53 SW 7 16.09 Light Rain SCT045 BKN060 BKN110 10.6 6.1 74% 76.15 1016.0
31 12:53 SW 9 16.09 Overcast BKN060 OVC110 10.6 5 69% 76.17 1016.4
31 11:53 S 7 16.09 Overcast BKN075 OVC110 10 5.6 74% 9 76.23 1016.8
31 10:53 S 6 16.09 Overcast FEW080 BKN100 OVC200 9.4 5.6 9.4 6.7 77% 76.25 1017.2
31 09:53 SW 9 16.09 Overcast BKN100 OVC200 8.9 5.6 80% 8 76.28 1017.6
31 08:53 S 6 16.09 Overcast OVC110 8.3 5.6 83% 76.28 1017.7
31 07:53 SW 6 16.09 Mostly Cloudy FEW100 BKN150 BKN210 7.8 4.4 79% 76.3 1018.1
31 06:53 S 9 16.09 Overcast FEW100 OVC170 7.8 4.4 79% 6 76.33 1018.3
31 05:53 S 7 16.09 Overcast FEW100 OVC140 7.2 5.6 90% 6 76.33 1018.5
31 04:53 S 6 16.09 Overcast FEW120 OVC150 6.7 6.7 7.2 5.6 100% 76.38 1018.9
31 03:53 SE 7 14.48 Mostly Cloudy SCT120 BKN180 6.1 6.1 100% 5 76.4 1019.3
31 02:53 Calm 16.09 Mostly Cloudy SCT130 BKN200 6.1 6.1 100% 76.4 1019.6
31 01:53 S 6 16.09 Mostly Cloudy SCT140 BKN210 6.1 6.1 100% 76.38 1019.1
31 00:53 S 6 11.27 Mostly Cloudy FEW006 SCT150 BKN200 6.1 6.1 100% 76.4 1019.3
30 23:53 Calm 12.87 Mostly Cloudy FEW150 BKN230 6.7 6.7 100% 76.43 1019.6
30 22:53 S 6 16.09 Mostly Cloudy SCT160 BKN210 6.7 6.1 9.4 6.1 96% 76.43 1019.8
30 21:53 S 6 16.09 Partly Cloudy SCT180 7.2 5.6 90% 76.45 1020.2
30 20:53 SW 6 16.09 Partly Cloudy SCT200 7.8 5.6 86% 76.48 1020.4
30 19:53 S 7 16.09 Partly Cloudy SCT200 6.7 5.6 93% 6 76.48 1020.3
30 18:53 N 7 16.09 Partly Cloudy SCT180 SCT250 7.8 5.6 86% 7 76.45 1020.1
30 17:53 N 9 16.09 Mostly Cloudy SCT180 BKN250 8.3 5.6 83% 7 76.45 1020.1
30 16:53 NW 11 16.09 Mostly Cloudy BKN180 9.4 6.1 11.1 8.3 80% 8 76.45 1020.0
30 15:53 NW 13 16.09 Mostly Cloudy BKN180 10.6 6.1 74% 76.48 1020.4
30 14:53 N 19 16.09 Overcast OVC180 9.4 6.1 80% 7 76.53 1021.1
30 13:53 N 19 16.09 Overcast OVC190 9.4 6.1 80% 7 76.63 1022.3
30 12:53 N 22 16.09 Overcast OVC180 9.4 6.1 80% 7 76.71 1023.5
30 11:53 N 22 16.09 Overcast FEW010 OVC180 8.9 6.1 83% 6 76.76 1024.0
30 10:53 N 24 16.09 Overcast FEW010 BKN180 OVC220 8.3 6.1 8.3 6.1 86% 5 76.76 1024.2
30 09:53 N 30 16.09 Mostly Cloudy SCT180 BKN250 7.8 6.1 89% 4 76.78 1024.5
30 08:53 N 24 16.09 Mostly Cloudy FEW005 SCT180 BKN250 6.7 5 89% 3 76.84 1025.1
30 07:53 N 22 16.09 Partly Cloudy FEW005 SCT180 SCT250 6.1 5 93% 3 76.86 1025.3
30 06:53 N 20 16.09 Mostly Cloudy FEW003 BKN250 6.7 5 89% 3 76.89 1025.7
30 05:53 N 19 16.09 Mostly Cloudy FEW003 BKN250 6.7 5.6 93% 4 76.94 1026.5
30 04:53 N 19 16.09 Partly Cloudy FEW003 SCT250 6.7 6.1 9.4 6.1 96% 4 76.99 1027.2
30 03:53 N 20 16.09 Partly Cloudy SCT003 7.2 6.1 93% 4 77.06 1028.1
30 02:53 N 15 16.09 Fair CLR 7.2 6.1 93% 5 77.09 1028.7
30 01:53 NE 11 16.09 Fair CLR 7.2 6.1 93% 5 77.17 1029.5
30 00:53 N 13 16.09 Fair CLR 8.3 6.7 90% 6 77.24 1030.4
29 23:53 NE 13 16.09 A Few Clouds FEW250 8.9 6.7 86% 7 77.29 1031.0
29 22:53 NE 15 16.09 Fair CLR 9.4 6.7 13.3 8.9 83% 7 77.34 1031.7
29 21:53 NE 19 16.09 Fair CLR 10 7.2 83% 8 77.34 1032.0
29 20:53 N 17 16.09 Fair CLR 10 7.8 86% 8 77.34 1031.9
29 19:53 NE 17 16.09 Fair CLR 11.1 6.7 75% 77.37 1032.2
29 18:53 NE 13 16.09 A Few Clouds FEW034 11.1 6.1 72% 77.39 1032.6
29 17:53 NW 6 16.09 Partly Cloudy FEW033 SCT250 11.7 6.7 72% 77.42 1032.7
29 16:53 SE 9 16.09 Partly Cloudy FEW040 SCT250 13.9 5 14.4 12.2 55% 77.34 1032.0
29 15:53 Vrbl 11 16.09 Mostly Cloudy FEW035 SCT050 BKN250 14.4 5.6 56% 77.32 1031.5
29 14:53 S 13 16.09 Mostly Cloudy SCT032 BKN250 13.9 6.7 62% 77.32 1031.6
29 13:53 SW 17 16.09 Mostly Cloudy BKN030 BKN250 13.9 7.2 64% 77.32 1031.5
Date Time (pdt) 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)