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.
12 15:53 SW 19 12.87 Light Rain FEW012 BKN034 OVC041 4.4 2.8 89% 1 76.91 1026.3
12 14:53 SW 26 G 37 16.09 Overcast FEW030 OVC065 5 2.8 86% 1 76.91 1026.1
12 13:53 SW 15 G 33 8.05 Light Rain Fog/Mist FEW011 BKN022 OVC032 3.9 1.7 86% 1 76.96 1026.9 0.08 0.08
12 12:53 SW 19 16.09 Overcast FEW025 BKN060 OVC070 6.1 1.7 74% 3 76.94 1026.7
12 11:53 SW 31 G 54 16.09 Overcast FEW030 BKN070 OVC085 6.7 0.6 65% 3 76.94 1026.6
12 10:53 S 26 G 50 16.09 Overcast FEW025 SCT040 OVC100 6.1 1.7 6.7 6.1 74% 2 76.91 1026.0
12 09:53 S 31 G 46 16.09 Overcast FEW005 SCT022 OVC100 6.1 1.1 71% 2 76.84 1025.0
12 08:53 SW 28 G 50 16.09 Overcast SCT025 BKN110 OVC140 6.1 1.7 74% 2 76.81 1024.6
12 07:53 S 35 G 63 16.09 Mostly Cloudy and Breezy SCT023 BKN110 BKN140 6.1 1.7 74% 1 76.68 1023.2
12 06:53 SW 35 G 54 16.09 Mostly Cloudy and Breezy FEW020 BKN140 6.1 2.2 76% 1 76.68 1023.0
12 05:53 SW 35 G 56 16.09 Mostly Cloudy and Breezy SCT025 BKN140 6.7 2.2 73% 2 76.58 1021.8
12 04:53 SW 35 G 52 16.09 Mostly Cloudy and Breezy SCT022 BKN140 6.7 2.8 10.6 6.7 76% 2 76.53 1020.9
12 03:53 SW 31 G 52 16.09 Mostly Cloudy FEW022 BKN150 6.7 2.8 76% 3 76.43 1019.6
12 02:53 SW 30 G 52 16.09 Mostly Cloudy SCT060 BKN150 7.2 3.3 77% 3 76.35 1018.7
12 01:53 SW 19 G 41 16.09 Mostly Cloudy FEW020 SCT050 BKN180 7.8 3.9 77% 5 76.28 1017.7
12 00:53 SW 24 G 39 16.09 Mostly Cloudy FEW022 SCT050 BKN180 8.3 5 80% 5 76.2 1016.7
11 23:53 SW 30 G 56 16.09 Mostly Cloudy FEW020 SCT050 BKN180 8.9 4.4 74% 5 76.1 1015.4
11 22:53 SW 37 G 70 16.09 Overcast and Breezy BKN010 OVC014 10.6 8.3 11.1 9.4 86% 75.97 1013.6 0.81
11 21:53 SW 48 G 70 16.09 Overcast and Windy BKN010 OVC014 10.6 9.4 92% 75.87 1012.3
11 20:53 SW 41 G 72 16.09 Overcast and Breezy BKN010 OVC020 10.6 9.4 92% 75.87 1012.2 0.03
11 19:53 S 46 G 70 4.83 Light Rain Fog/Mist and Windy FEW007 BKN012 OVC024 10 8.9 93% 6 75.87 1012.4 0.25 0.79
11 18:53 S 43 G 67 4.83 Light Rain Fog/Mist and Windy FEW008 BKN012 OVC020 10 8.9 93% 6 75.9 1012.6 0.23
11 17:53 S 33 G 54 4.83 Light Rain Fog/Mist and Breezy FEW008 BKN012 OVC018 10 8.9 93% 7 75.97 1013.6 0.3
11 16:53 S 44 G 69 4.83 Light Rain Fog/Mist and Windy OVC011 10 8.9 10 5 93% 6 76 1014.0 0.23 1.5
11 15:53 S 37 G 56 6.44 Light Rain Fog/Mist and Breezy BKN012 OVC020 9.4 8.3 93% 6 76.02 1014.5 0.25
11 14:53 S 35 G 50 4.83 Light Rain Fog/Mist and Breezy BKN012 OVC017 8.9 7.2 89% 5 76.12 1015.7 0.28
11 13:53 SE 26 4.83 Light Rain Fog/Mist FEW006 BKN010 OVC016 6.1 5.6 97% 2 76.23 1017.1 0.28 0.74
11 12:53 SE 19 4.83 Light Rain Fog/Mist FEW009 BKN015 OVC024 5.6 4.4 92% 2 76.38 1019.0 0.3
11 11:53 SE 9 9.66 Light Rain Fog/Mist FEW005 BKN024 OVC034 5.6 3.9 89% 4 76.45 1020.1 0.15
11 10:53 E 13 11.27 Light Rain FEW016 BKN029 OVC045 5 3.9 5 4.4 93% 2 76.53 1021.2 0.15 0.56
11 09:53 S 11 8.05 Light Rain Fog/Mist FEW007 BKN024 OVC035 4.4 3.9 97% 2 76.61 1022.3 0.15
11 08:53 S 15 8.05 Light Rain Fog/Mist BKN015 OVC021 4.4 3.9 97% 1 76.68 1023.2 0.15
11 07:53 S 15 9.66 Light Rain Fog/Mist FEW018 OVC027 4.4 3.9 97% 1 76.71 1023.6 0.1 0.1
11 06:53 S 20 16.09 Light Rain SCT024 BKN035 OVC065 5 3.3 89% 1 76.71 1023.6
11 05:53 S 20 16.09 Overcast FEW018 BKN024 OVC070 5 2.8 86% 1 76.73 1023.9
11 04:53 S 15 11.27 Light Rain FEW012 BKN018 OVC027 4.4 3.3 5 4.4 93% 1 76.78 1024.6 0.03 0.05
11 03:53 S 15 16.09 Overcast OVC015 4.4 2.8 89% 1 76.81 1024.8 0.03
11 02:53 S 22 G 37 14.48 Light Rain FEW019 BKN032 OVC047 5 2.2 82% 1 76.84 1025.3
11 01:53 S 17 16.09 Overcast BKN026 BKN034 OVC075 5 2.2 82% 2 76.78 1024.6
11 00:53 S 26 G 41 16.09 Light Rain FEW016 BKN030 OVC120 5 2.8 86% 1 76.81 1024.8
10 23:53 S 15 16.09 Overcast SCT014 OVC023 5 2.2 82% 2 76.78 1024.5
10 22:53 S 22 16.09 Mostly Cloudy FEW012 BKN023 BKN120 4.4 2.2 5.6 4.4 86% 0 76.76 1024.2 0.03
10 21:53 S 24 G 33 16.09 Overcast BKN016 OVC023 4.4 2.8 89% 0 76.73 1024.0
10 20:53 S 26 G 37 16.09 Mostly Cloudy SCT016 SCT025 BKN039 5 2.2 82% 1 76.71 1023.6
10 19:53 S 22 16.09 Overcast SCT018 BKN022 OVC100 5 2.2 82% 1 76.68 1023.4 0.03
10 18:53 SW 26 16.09 Overcast BKN021 BKN035 OVC070 5.6 2.2 79% 2 76.68 1023.2 0.03
10 17:53 S 19 16.09 Overcast BKN036 BKN044 OVC055 5.6 1.1 73% 2 76.66 1022.8
10 16:53 S 26 16.09 Light Rain FEW021 BKN028 OVC033 5 1.1 8.9 5 76% 1 76.66 1022.9
10 15:53 S 28 G 43 16.09 Light Rain BKN038 OVC048 6.1 -0.6 63% 2 76.63 1022.6
10 14:53 S 24 16.09 Mostly Cloudy FEW035 SCT050 BKN090 8.9 -3.9 41% 6 76.58 1021.8
10 13:53 S 24 16.09 Mostly Cloudy FEW037 FEW046 SCT130 BKN200 8.3 -2.2 48% 5 76.61 1022.1
10 12:53 S 22 16.09 Mostly Cloudy FEW025 BKN048 BKN140 BKN200 6.7 -2.2 53% 3 76.63 1022.6
10 11:53 S 22 16.09 Mostly Cloudy FEW029 SCT040 SCT110 BKN200 6.1 -1.7 58% 3 76.63 1022.7
10 10:53 S 17 16.09 Partly Cloudy FEW023 SCT110 SCT220 6.1 0 6.1 1.7 65% 3 76.63 1022.5
10 09:53 S 19 16.09 Partly Cloudy FEW015 SCT025 SCT220 3.3 -0.6 76% -1 76.63 1022.5
10 08:53 S 15 16.09 Mostly Cloudy SCT018 BKN024 BKN060 2.8 0 82% -1 76.61 1022.3
10 07:53 SE 15 16.09 Mostly Cloudy BKN016 BKN023 BKN060 1.7 -0.6 85% -2 76.56 1021.5
10 06:53 SE 13 16.09 Mostly Cloudy SCT017 BKN022 1.7 -0.6 85% -2 76.53 1021.3
10 05:53 S 13 16.09 Overcast FEW015 OVC024 1.7 0 89% -2 76.5 1020.7
10 04:53 S 13 16.09 Overcast BKN016 BKN021 OVC026 2.2 0 2.8 2.2 86% -1 76.45 1020.3
10 03:53 SW 17 16.09 Overcast OVC019 2.8 -0.6 79% -1 76.43 1019.9
10 02:53 SW 22 16.09 Overcast BKN018 OVC025 2.8 -0.6 79% -2 76.4 1019.6
10 01:53 S 11 16.09 Overcast OVC011 2.8 0.6 86% 0 76.38 1019.1
10 00:53 S 19 16.09 Overcast OVC014 2.8 0.6 86% -1 76.35 1018.7
09 23:53 SW 20 16.09 Mostly Cloudy BKN015 BKN022 2.8 0 82% -1 76.35 1018.9
09 22:53 S 17 16.09 Overcast BKN016 OVC022 2.8 0 6.1 2.8 82% -1 76.38 1019.0
09 21:53 S 13 16.09 Mostly Cloudy BKN022 BKN030 3.3 0 79% 0 76.35 1019.0
09 20:53 SW 17 16.09 Mostly Cloudy BKN023 BKN032 3.9 -0.6 73% 0 76.33 1018.6
09 19:53 SW 19 16.09 Mostly Cloudy SCT022 BKN029 BKN032 4.4 0 73% 1 76.3 1018.2
09 18:53 SW 22 16.09 Mostly Cloudy BKN024 BKN036 5 1.1 76% 1 76.28 1017.7
09 17:53 SW 22 G 33 16.09 Mostly Cloudy SCT025 BKN035 BKN050 6.1 0.6 68% 3 76.23 1017.3
09 16:53 S 31 G 44 16.09 Partly Cloudy FEW025 SCT035 6.1 1.1 8.3 3.3 71% 2 76.25 1017.3 0.05
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)