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.
14 19:53 N 22 16.09 Mostly Cloudy FEW050 BKN140 BKN210 6.1 0 65% 3 76.33 1018.3
14 18:53 N 17 16.09 Mostly Cloudy FEW050 BKN160 BKN250 6.7 1.7 71% 4 76.3 1018.1
14 17:53 N 22 16.09 Mostly Cloudy FEW030 BKN160 BKN250 7.2 1.1 66% 4 76.3 1018.0
14 16:53 N 19 16.09 Mostly Cloudy FEW030 BKN170 BKN250 7.8 2.2 68% 5 76.33 1018.2
14 15:53 N 11 16.09 Mostly Cloudy SCT030 SCT150 BKN250 7.8 1.1 9.4 6.1 63% 6 76.33 1018.5
14 14:53 N 15 16.09 Mostly Cloudy FEW025 SCT035 SCT150 BKN250 8.9 2.2 63% 7 76.35 1018.8
14 13:53 Calm 16.09 Mostly Cloudy SCT025 BKN130 8.3 2.2 66% 76.38 1019.1
14 12:53 W 11 16.09 Mostly Cloudy SCT021 SCT050 BKN150 7.8 2.2 68% 6 76.43 1019.8
14 11:53 SW 7 16.09 Mostly Cloudy SCT018 BKN027 7.8 2.2 68% 7 76.45 1020.0
14 10:53 SW 13 16.09 Mostly Cloudy FEW012 BKN022 6.7 2.8 76% 4 76.48 1020.3
14 09:53 S 11 16.09 Mostly Cloudy SCT008 BKN012 6.7 3.9 6.7 3.9 83% 5 76.45 1020.0
14 08:53 SE 7 16.09 Mostly Cloudy SCT008 BKN012 5 3.3 89% 4 76.4 1019.4
14 07:53 S 17 16.09 Partly Cloudy FEW010 SCT015 4.4 3.3 93% 1 76.35 1018.6
14 06:53 S 15 16.09 Partly Cloudy SCT010 SCT015 4.4 3.3 93% 1 76.28 1017.9
14 05:53 S 20 16.09 Mostly Cloudy FEW018 SCT060 BKN095 5 3.3 89% 1 76.28 1017.6
14 04:53 S 11 14.48 Light Rain BKN022 OVC033 5 3.3 89% 3 76.28 1017.8
14 03:53 S 13 16.09 Overcast FEW015 BKN025 OVC035 4.4 3.3 5.6 4.4 93% 2 76.25 1017.4
14 02:53 SE 19 16.09 Overcast BKN023 OVC050 4.4 3.3 93% 1 76.25 1017.2
14 01:53 S 15 16.09 Mostly Cloudy FEW020 SCT060 BKN080 4.4 2.8 89% 1 76.25 1017.4
14 00:53 S 15 16.09 Mostly Cloudy BKN017 4.4 2.8 89% 1 76.23 1017.0
13 23:53 SW 20 16.09 Mostly Cloudy BKN022 BKN050 5 2.8 86% 1 76.2 1016.6
13 22:53 SW 22 16.09 Mostly Cloudy BKN015 BKN025 BKN070 5 3.3 89% 1 76.15 1016.0
13 21:53 SW 19 16.09 Overcast SCT010 BKN055 OVC100 5.6 3.9 7.2 5.6 89% 2 76.15 1015.9 0.41
13 20:53 SW 15 16.09 Light Rain SCT008 BKN013 OVC055 5.6 4.4 92% 3 76.1 1015.4
13 19:53 SW 19 16.09 Light Rain SCT010 BKN020 OVC047 6.1 5 93% 3 76.07 1015.0 0.1
13 18:53 S 28 G 35 11.27 Light Rain FEW008 BKN013 OVC036 7.2 6.1 93% 3 76.05 1014.7 0.08 0.3
13 17:53 S 11 11.27 Light Rain Fog/Mist FEW009 OVC030 7.2 6.1 93% 5 76.05 1014.8 0.05
13 16:53 SE 17 9.66 Light Rain Fog/Mist FEW009 SCT028 OVC035 7.2 6.1 93% 5 76.07 1015.0 0.18
13 15:53 S 13 9.66 Light Rain Fog/Mist FEW015 OVC030 7.2 6.1 8.3 6.7 93% 5 76.12 1015.7 0.2 0.51
13 14:53 S 9 8.05 Light Rain Fog/Mist BKN027 OVC032 7.2 6.1 93% 6 76.17 1016.5 0.2
13 13:53 SW 13 6.44 Light Rain Fog/Mist SCT017 BKN026 OVC034 7.2 6.1 93% 5 76.23 1017.1 0.08
13 12:53 SW 11 4.83 Light Rain Fog/Mist FEW021 BKN035 OVC045 7.8 6.1 89% 6 76.28 1017.6 0.03 0.03
13 11:53 S 11 16.09 Overcast FEW020 BKN032 OVC042 8.3 5 80% 7 76.3 1018.0
13 10:53 S 11 16.09 Overcast FEW020 BKN031 OVC042 7.8 3.9 77% 6 76.35 1018.6
13 09:53 SE 11 16.09 Overcast FEW017 BKN032 OVC041 6.7 3.3 6.7 5.6 79% 5 76.38 1019.2
13 08:53 SE 17 16.09 Overcast FEW015 BKN030 OVC035 6.7 3.9 83% 4 76.43 1019.7
13 07:53 SE 15 16.09 Overcast FEW012 BKN025 OVC035 6.1 5 93% 3 76.45 1020.0
13 06:53 S 9 16.09 Overcast FEW012 BKN023 OVC028 6.1 5 93% 4 76.48 1020.3
13 05:53 S 13 11.27 Light Rain SCT009 OVC017 6.1 5 93% 4 76.5 1020.7
13 04:53 S 11 14.48 Light Rain OVC027 6.1 4.4 89% 4 76.53 1021.1
13 03:53 S 11 16.09 Overcast OVC031 6.7 3.9 7.8 6.7 83% 5 76.58 1021.7
13 02:53 S 11 16.09 Overcast BKN033 OVC040 7.2 3.9 80% 5 76.61 1022.1
13 01:53 S 11 16.09 Overcast FEW030 BKN039 OVC080 6.7 3.9 83% 5 76.63 1022.4
13 00:53 S 11 16.09 Overcast SCT028 OVC080 6.7 3.9 83% 5 76.66 1022.9
12 23:53 S 13 16.09 Overcast SCT040 OVC080 7.2 4.4 83% 5 76.71 1023.4
12 22:53 SE 11 16.09 Overcast FEW040 OVC075 7.8 3.9 77% 6 76.73 1023.9
12 21:53 S 17 16.09 Overcast FEW029 OVC075 7.8 4.4 11.1 7.2 79% 5 76.76 1024.1
12 20:53 S 11 16.09 Overcast OVC075 7.8 4.4 79% 6 76.78 1024.5
12 19:53 SW 13 16.09 Mostly Cloudy BKN090 BKN200 7.8 3.9 77% 6 76.78 1024.4
12 18:53 SW 11 16.09 Mostly Cloudy BKN085 BKN200 8.9 3.3 68% 7 76.73 1024.0
12 17:53 SW 7 16.09 Mostly Cloudy FEW025 BKN100 BKN200 9.4 3.9 69% 9 76.73 1023.8
12 16:53 SW 9 16.09 Mostly Cloudy FEW025 BKN100 BKN200 10 3.9 66% 9 76.76 1024.0
12 15:53 SW 13 16.09 Partly Cloudy FEW025 FEW100 SCT200 11.1 3.3 11.7 5 59% 76.76 1024.2
12 14:53 SW 13 16.09 Partly Cloudy FEW020 FEW100 SCT200 11.1 2.8 57% 76.78 1024.6
12 13:53 S 11 16.09 A Few Clouds FEW015 FEW100 10.6 3.9 64% 76.84 1025.1
12 12:53 S 7 16.09 Partly Cloudy FEW010 FEW120 SCT200 8.9 3.3 68% 8 76.89 1025.7
12 11:53 S 13 16.09 Partly Cloudy FEW003 FEW140 SCT200 7.8 3.3 73% 6 76.91 1026.2
12 10:53 W 9 6.44 Fog/Mist SCT001 SCT005 BKN180 5.6 3.9 89% 4 76.91 1026.2
12 09:53 SW 6 8.05 Fog/Mist FEW001 FEW100 BKN180 5 3.9 5 2.2 93% 76.91 1026.2
12 08:53 S 9 0.80 Fog BKN001 BKN100 3.3 3.3 100% 1 76.89 1025.8
12 07:53 SE 11 0.40 Fog BKN002 BKN100 3.9 3.3 96% 1 76.86 1025.7
12 06:53 NW 6 8.05 Fog/Mist BKN003 4.4 3.9 97% 76.84 1025.3
12 05:53 Calm 14.48 Mostly Cloudy BKN003 3.9 2.8 93% 76.81 1024.9
12 04:53 Calm 16.09 Mostly Cloudy BKN200 2.2 1.7 97% 76.78 1024.4
12 03:53 SE 7 16.09 Mostly Cloudy BKN200 2.8 1.7 5.6 2.8 93% 1 76.78 1024.4
12 02:53 E 7 16.09 Partly Cloudy SCT200 2.8 2.2 96% 1 76.78 1024.4
12 01:53 Calm 16.09 Partly Cloudy SCT200 3.3 2.2 93% 76.73 1024.0
12 00:53 E 6 16.09 Partly Cloudy SCT200 3.9 2.8 93% 76.71 1023.6
11 23:53 Calm 16.09 Partly Cloudy SCT200 3.9 2.2 89% 76.68 1023.1
11 22:53 Calm 16.09 Partly Cloudy SCT200 5 3.3 89% 76.66 1022.9
11 21:53 N 7 16.09 Partly Cloudy SCT200 5 3.3 10.6 3.9 89% 4 76.63 1022.5
11 20:53 N 11 16.09 Partly Cloudy SCT200 5.6 3.3 85% 3 76.63 1022.5
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)