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.
05 06:53 S 15 16.09 Overcast BKN015 OVC019 6.7 4.4 85% 4 76.73 1024.0
05 05:53 SW 19 16.09 Light Rain OVC015 6.7 4.4 85% 4 76.73 1023.7
05 04:53 SW 17 16.09 Overcast OVC015 6.7 4.4 85% 4 76.71 1023.4
05 03:53 SW 17 6.44 Light Rain Fog/Mist BKN013 OVC024 6.7 5 8.3 6.7 89% 4 76.66 1022.8
05 02:53 SW 24 12.87 Light Rain OVC014 7.2 4.4 83% 4 76.63 1022.3
05 01:53 S 20 16.09 Overcast OVC014 7.2 5 86% 4 76.58 1021.8
05 00:53 SW 17 16.09 Overcast OVC013 7.8 5.6 86% 5 76.56 1021.3
04 23:53 SW 15 16.09 Overcast OVC014 7.8 6.1 89% 6 76.5 1020.8
04 22:53 S 15 16.09 Overcast OVC013 7.8 6.7 93% 6 76.45 1020.0
04 21:53 S 7 16.09 Overcast OVC014 8.3 6.1 8.9 7.8 86% 7 76.43 1019.7 0.1
04 20:53 SW 9 16.09 Overcast OVC015 8.3 6.1 86% 7 76.38 1019.0
04 19:53 SE 11 16.09 Overcast BKN017 OVC027 8.3 7.2 93% 7 76.3 1018.1
04 18:53 SE 15 16.09 Overcast FEW005 OVC018 8.3 7.2 93% 6 76.3 1017.8 0.1
04 17:53 SE 15 11.27 Light Rain OVC021 8.9 7.2 89% 7 76.23 1016.9
04 16:53 E 15 16.09 Overcast FEW048 SCT060 OVC075 8.3 6.7 90% 6 76.12 1015.7 0.1
04 15:53 NE 17 6.44 Rain Fog/Mist OVC018 8.3 6.7 11.1 8.3 90% 6 76.1 1015.2 0.46 0.51
04 14:53 SW 19 4.83 Light Rain BKN019 OVC028 9.4 6.7 83% 7 76.02 1014.1 0.05
04 13:53 SW 22 16.09 Mostly Cloudy SCT018 BKN028 BKN055 BKN130 10.6 6.7 77% 75.95 1013.1
04 12:53 S 22 G 39 14.48 Light Rain SCT014 BKN023 BKN060 10.6 7.2 80% 75.87 1012.3
04 11:53 SW 19 16.09 Mostly Cloudy FEW017 SCT060 BKN080 BKN200 10 6.7 80% 8 75.84 1011.7
04 10:53 S 24 16.09 Mostly Cloudy FEW020 SCT035 BKN085 BKN200 10.6 7.2 80% 75.77 1010.9
04 09:53 S 20 16.09 Mostly Cloudy SCT011 BKN021 BKN040 9.4 7.8 10 8.9 90% 7 75.74 1010.5 0.43
04 08:53 S 24 G 41 16.09 Overcast SCT018 BKN024 OVC031 9.4 7.2 86% 7 75.69 1009.7
04 07:53 Vrbl 9 16.09 Overcast FEW020 BKN031 OVC040 9.4 7.2 86% 8 75.64 1009.2
04 06:53 Vrbl 7 16.09 Overcast FEW024 BKN036 OVC045 8.9 7.8 93% 8 75.64 1009.1 0.03 0.43
04 05:53 E 11 6.44 Light Rain Fog/Mist FEW022 BKN033 OVC042 8.9 8.3 96% 7 75.64 1009.2 0.13
04 04:53 E 13 9.66 Light Rain Fog/Mist SCT022 BKN036 OVC046 8.9 8.3 96% 7 75.69 1010.0 0.28
04 03:53 SE 7 11.27 Light Rain FEW025 SCT031 OVC044 8.9 8.3 10 8.9 96% 8 75.77 1010.7 0.18 0.28
04 02:53 SE 7 12.87 Light Rain SCT042 OVC050 9.4 8.3 93% 9 75.82 1011.6 0.1
04 01:53 SE 6 16.09 Light Rain FEW050 OVC060 9.4 8.3 93% 75.9 1012.4
04 00:53 SE 9 16.09 Overcast OVC050 9.4 8.3 93% 8 75.92 1012.9
03 23:53 SE 11 16.09 Overcast OVC055 9.4 8.9 97% 8 75.97 1013.7
03 22:53 SE 13 14.48 Light Rain SCT041 OVC055 10 8.9 93% 8 76.05 1014.6
03 21:53 SE 11 16.09 Overcast SCT019 BKN027 OVC050 10 8.9 11.7 8.9 93% 9 76.1 1015.4 0.08
03 20:53 S 7 16.09 Mostly Cloudy SCT011 BKN029 BKN045 9.4 8.3 93% 9 76.12 1015.5
03 19:53 S 13 16.09 Mostly Cloudy FEW033 SCT065 BKN095 9.4 8.3 93% 8 76.15 1015.9
03 18:53 SE 9 16.09 Light Rain BKN060 BKN070 OVC095 9.4 8.9 97% 8 76.2 1016.6 0.03 0.08
03 17:53 S 9 8.05 Light Rain Fog/Mist OVC050 10 8.9 93% 9 76.2 1016.7 0.05
03 16:53 SW 11 16.09 Light Rain SCT045 BKN060 OVC090 10.6 8.9 89% 76.23 1016.8
03 15:53 S 15 16.09 Mostly Cloudy FEW030 SCT045 BKN110 11.7 8.3 11.7 9.4 80% 76.25 1017.2 0.03
03 14:53 S 19 16.09 Mostly Cloudy FEW035 SCT050 BKN120 11.7 8.3 80% 76.25 1017.1
03 13:53 S 15 16.09 Mostly Cloudy SCT035 BKN060 BKN110 11.1 8.9 86% 76.25 1017.3
03 12:53 SW 22 16.09 Mostly Cloudy FEW015 BKN031 BKN055 10.6 8.3 86% 76.3 1018.0 0.03
03 11:53 S 19 16.09 Mostly Cloudy FEW020 BKN032 BKN060 10 8.9 93% 8 76.33 1018.4 0.03
03 10:53 SW 9 16.09 Overcast BKN017 BKN036 OVC050 10 8.3 89% 9 76.38 1018.9
03 09:53 S 7 16.09 Mostly Cloudy SCT019 BKN038 BKN060 9.4 8.3 10 8.3 93% 9 76.35 1018.6 0.13
03 08:53 SE 11 16.09 Mostly Cloudy FEW018 BKN037 BKN050 8.9 7.8 93% 7 76.35 1018.6
03 07:53 S 9 4.02 Light Rain Fog/Mist SCT019 BKN023 OVC032 8.9 7.8 93% 8 76.33 1018.5 0.13
03 06:53 S 11 16.09 Overcast SCT024 BKN035 OVC049 8.9 7.8 93% 7 76.33 1018.3
03 05:53 S 6 16.09 Overcast FEW015 SCT049 OVC060 8.3 7.8 97% 76.33 1018.3
03 04:53 S 6 16.09 Overcast OVC048 8.3 7.2 93% 76.33 1018.4
03 03:53 Calm 16.09 Overcast OVC047 8.9 7.2 10 8.3 89% 76.35 1018.5
03 02:53 S 7 16.09 Overcast OVC044 8.9 7.2 89% 8 76.35 1018.6
03 01:53 Calm 16.09 Overcast OVC040 8.9 7.2 89% 76.43 1019.5
03 00:53 SE 11 16.09 Mostly Cloudy BKN042 9.4 7.8 90% 8 76.45 1019.9
02 23:53 SE 11 16.09 Partly Cloudy FEW035 SCT200 8.9 7.2 89% 7 76.45 1020.0
02 22:53 SE 11 16.09 Partly Cloudy FEW035 SCT200 8.9 7.2 89% 7 76.45 1020.1
02 21:53 S 9 16.09 Partly Cloudy FEW035 SCT200 9.4 7.2 13.9 8.9 86% 8 76.48 1020.5
02 20:53 S 9 16.09 Mostly Cloudy FEW035 BKN200 10 6.1 77% 9 76.45 1020.1
02 19:53 SE 13 16.09 Mostly Cloudy FEW100 BKN200 12.2 5.6 64% 76.4 1019.2
02 18:53 S 9 16.09 Partly Cloudy FEW050 FEW100 SCT200 11.7 5.6 66% 76.38 1019.1
02 17:53 Calm 16.09 Partly Cloudy FEW050 FEW100 SCT200 12.8 5.6 62% 76.38 1019.1
02 16:53 S 7 16.09 A Few Clouds FEW200 13.9 5.6 58% 76.38 1019.0
02 15:53 S 13 16.09 A Few Clouds FEW200 13.9 5.6 13.9 6.7 58% 76.4 1019.4
02 14:53 S 19 16.09 Partly Cloudy SCT230 13.9 5 55% 76.43 1019.7
02 13:53 S 9 16.09 Partly Cloudy SCT230 12.8 3.3 53% 76.45 1020.1
02 12:53 S 11 16.09 Partly Cloudy SCT230 12.2 3.9 57% 76.5 1020.5
02 11:53 S 7 16.09 Partly Cloudy FEW025 SCT230 10.6 3.9 64% 76.53 1021.0
02 10:53 S 11 16.09 Partly Cloudy FEW015 SCT230 9.4 3.9 69% 8 76.5 1020.9
02 09:53 Calm 12.87 Partly Cloudy FEW001 SCT230 6.1 3.9 6.7 2.2 86% 76.53 1021.0
02 08:53 S 6 8.05 Fog/Mist FEW001 SCT230 5 3.9 93% 76.5 1020.8
02 07:53 SE 6 3.22 Patches Fog FEW002 3.9 3.9 100% 76.48 1020.4
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)