Weather observations for the past three days for
Seattle, Seattle-Tacoma International Airport
Metric (Imperial)
Date Time (pst) 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 10:53 S 20 16.09 Overcast FEW015 BKN028 OVC034 10 7.8 86% 8 76.33 1018.2 0.03
01 09:53 S 9 12.87 Light Rain SCT031 BKN038 OVC046 10 7.8 10 7.8 86% 9 76.28 1017.5 0.99
01 08:53 S 22 16.09 Overcast FEW010 BKN046 OVC060 9.4 7.8 90% 7 76.23 1017.0 0.08
01 07:53 SE 24 6.44 Light Rain Fog/Mist FEW022 SCT029 OVC046 8.3 7.8 97% 5 76.15 1015.9 0.38
01 06:53 SE 17 9.66 Light Rain Fog/Mist BKN031 OVC055 8.3 7.2 93% 6 76.07 1015.0 0.28 0.53
01 05:53 SE 17 6.44 Rain Fog/Mist OVC032 8.3 7.2 93% 6 76.1 1015.3 0.15
01 04:53 S 13 8.05 Light Rain Fog/Mist BKN050 OVC070 8.3 7.2 93% 6 76.15 1015.9 0.1
01 03:53 S 13 16.09 Overcast BKN065 OVC120 7.8 7.8 10.6 6.1 100% 6 76.12 1015.6
01 02:53 S 11 0.80 Fog SCT001 SCT070 OVC140 7.2 7.2 100% 5 76.1 1015.3
01 01:53 SE 9 0.21 Fog VV001 7.8 7.8 100% 6 76.05 1014.5
01 00:53 S 7 16.09 Overcast OVC220 6.7 6.7 100% 6 76.02 1014.3
31 23:53 S 7 16.09 Overcast OVC210 8.9 6.1 83% 8 76.07 1014.8
31 22:53 SE 6 16.09 Overcast OVC190 9.4 7.2 86% 76.1 1015.2
31 21:53 Calm 16.09 Overcast OVC180 10 7.2 13.9 9.4 83% 76.17 1016.2
31 20:53 SE 11 16.09 Mostly Cloudy FEW180 BKN220 10.6 6.7 77% 76.17 1016.2
31 19:53 S 6 16.09 Mostly Cloudy FEW070 BKN220 10 9.4 96% 76.23 1016.9
31 18:53 Calm 16.09 Mostly Cloudy FEW070 BKN180 10 9.4 96% 76.28 1017.5
31 17:53 SW 6 16.09 Mostly Cloudy FEW070 BKN180 10 9.4 96% 76.33 1018.1
31 16:53 Calm 16.09 Mostly Cloudy FEW070 BKN180 12.2 10.6 90% 76.35 1018.7
31 15:53 S 9 16.09 Mostly Cloudy BKN070 BKN180 13.3 10.6 13.9 10 84% 76.43 1019.5
31 14:53 SE 9 16.09 Mostly Cloudy FEW010 BKN065 13.9 10.6 81% 76.45 1019.9
31 13:53 Calm 16.09 Mostly Cloudy FEW010 SCT050 BKN070 12.8 10 83% 76.5 1020.5
31 12:53 W 7 16.09 Overcast FEW005 BKN055 OVC070 12.2 10.6 90% 76.56 1021.4
31 11:53 W 9 16.09 Overcast FEW002 OVC055 11.7 10.6 93% 76.58 1021.6
31 10:53 W 6 8.05 Fog/Mist FEW002 OVC048 10 10 100% 76.58 1021.7
31 09:53 W 6 11.27 Overcast FEW002 OVC048 10.6 9.4 11.1 8.3 92% 76.61 1021.9 0.2
31 08:53 NE 13 9.66 Fog/Mist FEW008 SCT035 OVC043 10.6 9.4 92% 76.63 1022.2 0.13
31 07:53 Calm 4.83 Light Rain Fog/Mist FEW018 OVC039 8.9 8.3 96% 76.66 1022.7 0.08
31 06:53 Calm 16.09 Light Rain FEW027 OVC032 8.9 8.3 96% 76.66 1022.8
31 05:53 S 7 16.09 Mostly Cloudy SCT033 BKN070 BKN110 8.3 7.8 97% 7 76.68 1023.1
31 04:53 Calm 16.09 Mostly Cloudy SCT035 BKN050 BKN110 8.9 8.3 96% 76.73 1023.8
31 03:53 Calm 16.09 Mostly Cloudy BKN035 BKN075 BKN230 8.9 8.3 10.6 7.8 96% 76.76 1024.0
31 02:53 Calm 16.09 Mostly Cloudy SCT035 BKN080 BKN230 9.4 8.3 93% 76.78 1024.4
31 01:53 E 7 16.09 Mostly Cloudy SCT030 BKN230 10 8.3 89% 9 76.81 1024.8
31 00:53 SE 11 16.09 Mostly Cloudy SCT024 BKN030 BKN060 9.4 8.3 93% 8 76.84 1025.1
30 23:53 SE 6 16.09 Mostly Cloudy FEW015 BKN030 BKN060 9.4 8.3 93% 76.86 1025.3
30 22:53 SW 15 16.09 Mostly Cloudy FEW020 SCT030 BKN070 10 8.3 89% 8 76.84 1025.2
30 21:53 SW 17 16.09 Mostly Cloudy FEW055 BKN070 10.6 8.3 11.7 10.6 86% 76.81 1024.8
30 20:53 SW 15 16.09 Mostly Cloudy FEW030 SCT060 BKN070 10.6 8.3 86% 76.78 1024.6
30 19:53 S 13 16.09 Mostly Cloudy SCT025 BKN070 10.6 8.9 89% 76.76 1024.2
30 18:53 S 19 16.09 Mostly Cloudy FEW020 SCT038 BKN072 11.1 8.9 86% 76.76 1024.2
30 17:53 S 20 16.09 Overcast BKN020 BKN032 OVC045 11.7 8.9 83% 76.71 1023.6
30 16:53 S 9 16.09 Overcast OVC021 11.1 8.9 86% 76.71 1023.3
30 15:53 S 13 16.09 Overcast FEW018 OVC024 11.1 8.9 11.1 8.3 86% 76.66 1022.6 0.33
30 14:53 SE 9 16.09 Overcast OVC017 10.6 8.9 89% 76.61 1022.0
30 13:53 E 11 16.09 Overcast OVC023 10 8.3 89% 9 76.58 1021.7
30 12:53 SE 11 9.66 Fog/Mist FEW010 BKN021 BKN030 8.9 7.8 93% 7 76.58 1021.8 0.33
30 11:53 S 7 4.83 Light Rain Fog/Mist OVC036 8.9 7.8 93% 8 76.58 1021.6 0.13
30 10:53 E 19 G 37 6.44 Light Rain SCT046 OVC060 9.4 6.1 80% 7 76.5 1020.7 0.2
30 09:53 E 9 9.66 Light Rain FEW050 OVC060 10 5.6 10 7.2 74% 9 76.56 1021.3 0.15 0.18
30 08:53 S 13 9.66 Light Rain Fog/Mist FEW050 OVC060 8.3 7.2 93% 6 76.56 1021.3 0.03
30 07:53 S 7 4.83 Patches Fog SCT001 BKN030 BKN140 7.2 7.2 100% 6 76.56 1021.4
30 06:53 Vrbl 6 16.09 Mostly Cloudy SCT120 BKN150 9.4 5.6 77% 76.43 1019.8
30 05:53 SE 9 16.09 Mostly Cloudy FEW002 SCT120 BKN150 8.3 6.7 90% 7 76.5 1020.6
30 04:53 Calm 16.09 Mostly Cloudy FEW002 SCT130 BKN150 7.2 7.2 100% 76.58 1021.8
30 03:53 S 7 16.09 Mostly Cloudy FEW002 FEW120 BKN160 7.2 6.7 9.4 7.2 97% 6 76.61 1021.9 0.03
30 02:53 S 6 16.09 Mostly Cloudy FEW002 BKN160 7.8 7.2 96% 76.68 1022.9
30 01:53 SE 9 16.09 Mostly Cloudy FEW002 BKN160 7.8 7.2 96% 6 76.66 1022.8
30 00:53 Calm 12.87 Mostly Cloudy FEW002 BKN140 7.8 7.8 100% 76.71 1023.3 0.03
29 23:53 Calm 16.09 Mostly Cloudy FEW070 SCT100 BKN130 9.4 7.8 90% 76.76 1024.0
29 22:53 Calm 16.09 Light Rain SCT037 SCT065 BKN080 9.4 7.8 90% 76.76 1024.1 0.03
29 21:53 E 11 14.48 Light Rain BKN036 BKN055 OVC080 9.4 8.3 10.6 8.9 93% 8 76.78 1024.6 0.1 0.41
29 20:53 SE 13 9.66 Light Rain Fog/Mist OVC041 9.4 8.3 93% 8 76.81 1024.6 0.13
29 19:53 S 9 11.27 Light Rain OVC036 9.4 8.3 93% 8 76.78 1024.6 0.05
29 18:53 SE 11 12.87 Light Rain BKN037 OVC042 9.4 7.8 90% 8 76.78 1024.3 0.08 0.13
29 17:53 SE 11 12.87 Light Rain BKN028 OVC032 9.4 8.3 93% 8 76.81 1024.9 0.05
29 16:53 SE 11 16.09 Overcast OVC031 10 8.3 89% 9 76.81 1024.9
29 15:53 SE 13 9.66 Light Rain Fog/Mist BKN027 OVC035 10 8.3 11.1 9.4 89% 8 76.84 1025.0 0.03 0.08
29 14:53 SE 15 16.09 Overcast OVC031 9.4 8.3 93% 7 76.81 1024.9 0.03
29 13:53 E 19 8.05 Light Rain Fog/Mist BKN029 OVC034 9.4 7.8 90% 7 76.84 1025.0 0.03
29 12:53 SE 17 16.09 Overcast BKN027 OVC037 10.6 7.2 80% 76.86 1025.4
29 11:53 E 15 16.09 Overcast OVC033 10.6 6.7 77% 76.89 1025.6
Date Time (pst) 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)