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.
15 15:53 SW 9 16.09 Overcast OVC070 7.8 -2.2 50% 6 76.99 1027.4
15 14:53 W 7 16.09 Overcast BKN070 OVC120 7.8 -1.1 54% 7 76.96 1026.9
15 13:53 Calm 16.09 Overcast BKN085 BKN120 OVC230 8.9 -3.9 41% 77.01 1027.4
15 12:53 NE 6 16.09 Mostly Cloudy FEW080 SCT120 BKN250 8.3 -3.9 42% 77.06 1028.2
15 11:53 Vrbl 9 16.09 Mostly Cloudy FEW080 SCT150 BKN200 7.2 -2.2 52% 6 77.14 1029.2
15 10:53 SE 7 16.09 Overcast BKN080 OVC110 5 -3.3 5.6 1.1 55% 4 77.19 1030.0
15 09:53 E 11 16.09 A Few Clouds FEW075 4.4 -3.3 58% 2 77.22 1030.3
15 08:53 E 9 16.09 Overcast OVC085 3.3 -3.3 62% 1 77.24 1030.7
15 07:53 N 7 16.09 Overcast BKN090 OVC110 1.7 -1.1 82% -0 77.24 1030.9
15 06:53 NE 7 16.09 Overcast SCT090 OVC100 1.7 0 89% -0 77.27 1031.2
15 05:53 NE 9 16.09 Overcast OVC110 2.2 0 86% -0 77.29 1031.5
15 04:53 E 7 16.09 Overcast OVC120 1.7 -1.1 5 1.7 82% -0 77.29 1031.5
15 03:53 E 9 16.09 Overcast FEW130 OVC220 2.2 -1.1 79% -0 77.32 1031.6
15 02:53 SE 9 16.09 Overcast SCT130 OVC220 2.2 -1.1 79% -0 77.34 1032.2
15 01:53 E 7 16.09 Overcast BKN130 OVC220 2.8 -1.1 76% 1 77.34 1032.2
15 00:53 E 13 16.09 Overcast BKN150 OVC220 3.3 -1.1 73% 0 77.34 1032.1
14 23:53 E 9 16.09 Overcast SCT050 BKN150 OVC220 3.3 -0.6 76% 1 77.32 1031.7
14 22:53 Vrbl 11 16.09 Mostly Cloudy SCT048 BKN220 5 0 7.2 3.9 70% 3 77.27 1031.2
14 21:53 Vrbl 6 16.09 Partly Cloudy FEW030 SCT120 SCT250 3.9 -0.6 73% 77.24 1030.8
14 20:53 NE 13 16.09 Partly Cloudy FEW030 SCT120 SCT250 4.4 -0.6 70% 2 77.22 1030.5
14 19:53 NE 13 16.09 Partly Cloudy FEW030 SCT120 SCT250 5 0 70% 2 77.19 1030.1
14 18:53 NE 11 16.09 Mostly Cloudy SCT030 SCT120 BKN250 6.1 -1.7 58% 4 77.14 1029.2
14 17:53 E 6 16.09 Mostly Cloudy SCT030 SCT120 BKN250 7.2 -2.2 52% 77.11 1028.9
14 16:53 SW 6 16.09 Mostly Cloudy SCT030 SCT120 BKN250 7.2 -2.2 7.8 2.2 52% 77.09 1028.8
14 15:53 Vrbl 7 16.09 Mostly Cloudy SCT030 SCT120 BKN250 7.2 -1.1 56% 6 77.06 1028.4
14 14:53 Calm 16.09 Mostly Cloudy SCT025 BKN030 BKN120 5.6 0.6 71% 77.04 1027.9
14 13:53 NE 7 16.09 Mostly Cloudy SCT018 SCT050 BKN250 5 1.1 76% 4 77.01 1027.6
14 12:53 NE 13 16.09 Mostly Cloudy FEW008 SCT021 BKN250 4.4 1.1 79% 2 76.96 1026.9
14 11:53 NE 15 11.27 Overcast SCT003 BKN013 OVC041 2.8 1.1 89% -1 76.89 1026.1
14 10:53 Vrbl 6 16.09 Mostly Cloudy FEW005 BKN028 BKN033 3.3 1.1 3.3 0.6 86% 76.84 1025.3
14 09:53 S 11 16.09 Mostly Cloudy FEW003 SCT016 BKN030 BKN250 2.8 1.1 89% 0 76.76 1024.3
14 08:53 S 7 11.27 Mostly Cloudy SCT017 BKN024 1.7 1.1 96% -0 76.66 1023.2
14 07:53 S 9 9.66 Fog/Mist FEW003 BKN022 OVC031 1.1 1.1 100% -1 76.56 1021.8
14 06:53 S 11 4.83 Patches Fog FEW003 SCT015 BKN023 1.1 0.6 97% -2 76.45 1020.3
14 05:53 S 6 0.80 Light Rain Fog SCT003 SCT025 OVC060 0.6 0.6 100% 76.38 1019.2
14 04:53 Calm 0.40 Fog VV002 1.1 0.6 1.1 0.6 97% 76.3 1018.4 0.03
14 03:53 SE 9 0.40 Fog/Mist BKN002 OVC009 1.1 1.1 100% -1 76.25 1017.6
14 02:53 SW 7 0.40 Light Drizzle Fog VV001 1.1 1.1 100% -1 76.23 1017.2
14 01:53 SW 6 0.40 Light Drizzle Fog VV002 0.6 0.6 100% 76.17 1016.5 0.03 0.03
14 00:53 Calm 0.40 Fog VV002 0.6 0.6 100% 76.12 1016.0
13 23:53 Calm 4.83 Fog/Mist FEW004 SCT011 OVC040 0.6 0 96% 76.07 1015.3
13 22:53 Calm 6.44 Fog/Mist SCT006 OVC041 0.6 0 0.6 0 96% 76.07 1015.2 0.33
13 21:53 Calm 8.05 Fog/Mist SCT004 OVC040 0.6 0 96% 76.07 1015.1
13 20:53 N 7 2.01 Light Snow Fog/Mist BKN005 OVC016 0 0 100% -2 76.1 1015.5 0.03
13 19:53 Calm 1.61 Light Snow Fog/Mist BKN005 OVC012 0 0 100% 76.12 1015.8 0.05 0.3
13 18:53 Calm 1.21 Light Snow Fog/Mist VV005 0 0 100% 76.1 1015.7 0.13
13 17:53 Calm 1.21 Light Snow Fog/Mist VV005 0 0 100% 76.15 1016.3 0.13
13 16:53 Calm 1.21 Light Snow Fog/Mist VV006 0 0 1.1 0 100% 76.2 1016.9 0.15 0.79
13 15:53 Calm 1.21 Light Snow Fog/Mist VV005 0.6 0 96% 76.25 1017.7 0.1
13 14:53 Calm 1.21 Light Snow Fog/Mist VV006 0.6 0 96% 76.3 1018.1 0.1
13 13:53 Calm 1.21 Light Snow Fog/Mist VV006 0.6 0.6 100% 76.35 1018.9 0.13 0.43
13 12:53 Calm 1.21 Light Snow Fog/Mist VV003 0 0 100% 76.38 1019.4 0.13
13 11:53 SE 7 1.21 Light Snow Fog/Mist BKN004 OVC020 1.1 0 92% -1 76.4 1019.6 0.18
13 10:53 Vrbl 7 1.21 Light Snow Fog/Mist SCT004 OVC013 1.7 0.6 1.7 0 93% -0 76.4 1019.7 0.18 1.24
13 09:53 Vrbl 7 1.61 Light Snow Fog/Mist SCT004 OVC015 1.7 0 89% -0 76.4 1019.7 0.2
13 08:53 SE 9 1.61 Light Snow Fog/Mist VV015 0.6 0 96% -2 76.4 1019.5 0.18
13 07:53 SE 6 2.01 Light Snow Fog/Mist FEW004 BKN015 OVC024 0.6 0 96% 76.4 1019.6 0.25 0.69
13 06:53 E 6 3.22 Light Snow Fog/Mist FEW007 BKN019 OVC026 0.6 0 96% 76.38 1019.2 0.25
13 05:53 Vrbl 6 4.83 Light Rain Snow Fog/Mist FEW009 BKN021 OVC030 0.6 0 96% 76.38 1019.3 0.18
13 04:53 NE 7 4.83 Light Snow Fog/Mist FEW007 BKN021 OVC030 0.6 0 2.2 0 96% -1 76.38 1019.3 0.2 0.97
13 03:53 NE 9 3.22 Light Snow Fog/Mist FEW005 OVC017 0 0 100% -3 76.43 1019.8 0.18
13 02:53 E 9 1.61 Light Snow Fog/Mist FEW005 BKN014 OVC024 0.6 0 96% -2 76.43 1019.8 0.2
13 01:53 E 7 2.01 Light Snow Fog/Mist BKN005 BKN009 OVC014 0.6 0 96% -1 76.45 1020.4 0.15 0.38
13 00:53 SE 6 6.44 Light Snow Fog/Mist OVC005 1.7 0.6 93% 76.5 1020.8 0.13
12 23:53 Calm 11.27 Light Rain BKN006 OVC017 2.2 1.1 93% 76.53 1021.4 0.1
12 22:53 S 11 12.87 Light Rain BKN008 OVC013 2.2 1.7 4.4 2.2 97% -1 76.58 1021.8 0.1 0.53
12 21:53 S 15 12.87 Light Rain SCT008 OVC022 2.8 1.7 93% -1 76.61 1022.3 0.13
12 20:53 S 11 11.27 Light Rain OVC008 2.8 2.2 96% 0 76.66 1022.9 0.05
12 19:53 S 13 11.27 Light Rain BKN008 OVC029 3.3 2.2 93% 0 76.68 1023.2 0.1 0.25
12 18:53 S 13 9.66 Light Rain Fog/Mist FEW011 OVC029 3.9 2.2 89% 1 76.71 1023.7 0.1
12 17:53 S 19 8.05 Light Rain Fog/Mist BKN014 OVC021 3.9 2.8 93% 0 76.78 1024.4 0.05
12 16:53 S 19 16.09 Light Rain FEW014 BKN043 OVC050 4.4 2.8 6.7 3.9 89% 1 76.86 1025.6 0.03 0.1
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)