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.
10 12:53 SW 13 16.09 Overcast OVC021 14.4 8.9 70% 76.48 1020.3
10 11:53 SW 13 16.09 Overcast BKN015 BKN023 OVC033 13.3 9.4 77% 76.48 1020.1
10 10:53 S 9 16.09 Mostly Cloudy SCT011 SCT023 BKN033 13.3 10 13.3 8.9 81% 76.43 1019.5
10 09:53 SW 13 16.09 Overcast BKN013 BKN020 OVC027 12.2 9.4 83% 76.43 1019.7
10 08:53 W 9 16.09 Overcast BKN010 OVC020 11.7 9.4 86% 76.38 1018.9
10 07:53 W 9 16.09 Overcast FEW006 BKN013 OVC022 11.7 10 89% 76.35 1018.5
10 06:53 SE 9 16.09 Mostly Cloudy FEW060 SCT140 BKN240 11.1 8.9 86% 76.28 1017.3
10 05:53 Calm 16.09 Overcast SCT100 SCT150 OVC250 9.4 8.3 93% 76.35 1018.4
10 04:53 Calm 16.09 Mostly Cloudy FEW100 BKN250 10 8.3 14.4 9.4 89% 76.3 1017.9
10 03:53 Calm 16.09 Mostly Cloudy BKN250 10.6 8.9 89% 76.3 1017.7
10 02:53 Calm 16.09 Partly Cloudy FEW190 SCT250 10.6 8.3 86% 76.25 1017.2
10 01:53 NW 6 16.09 Partly Cloudy SCT230 11.7 8.3 80% 76.23 1016.8
10 00:53 N 9 16.09 Partly Cloudy SCT230 13.3 7.8 70% 76.23 1016.8
09 23:53 N 6 16.09 Partly Cloudy SCT230 13.9 7.8 67% 76.23 1016.7
09 22:53 NW 6 16.09 Mostly Cloudy SCT180 BKN230 14.4 8.9 20.6 14.4 70% 76.23 1016.9
09 21:53 NW 6 16.09 Partly Cloudy SCT180 SCT230 14.4 8.9 70% 76.23 1016.8
09 20:53 N 9 16.09 Partly Cloudy SCT180 SCT230 16.1 8.3 60% 76.2 1016.5
09 19:53 N 9 16.09 Mostly Cloudy SCT180 BKN230 18.3 8.3 52% 76.23 1016.7
09 18:53 NW 7 16.09 Mostly Cloudy BKN200 18.9 8.3 50% 76.25 1017.2
09 17:53 N 7 16.09 Mostly Cloudy BKN200 20 7.8 45% 76.33 1017.9
09 16:53 N 9 16.09 Mostly Cloudy BKN200 20.6 7.2 20.6 16.1 42% 76.35 1018.5
09 15:53 NW 13 16.09 Mostly Cloudy BKN230 20 6.7 42% 76.43 1019.4
09 14:53 NW 15 16.09 Mostly Cloudy BKN250 18.9 7.2 47% 76.45 1019.8
09 13:53 W 15 16.09 Mostly Cloudy BKN250 18.3 8.3 52% 76.48 1020.1
09 12:53 W 17 16.09 Mostly Cloudy BKN250 18.3 9.4 56% 76.53 1020.7
09 11:53 W 11 16.09 Mostly Cloudy BKN250 16.7 9.4 62% 76.58 1021.5
09 10:53 NW 9 16.09 Mostly Cloudy FEW024 BKN250 16.1 10 16.1 8.9 67% 76.58 1021.8
09 09:53 W 9 16.09 Mostly Cloudy SCT016 BKN250 14.4 10 75% 76.63 1022.2
09 08:53 S 6 16.09 Partly Cloudy FEW014 SCT025 SCT250 13.3 8.9 75% 76.66 1022.7
09 07:53 NE 6 16.09 Mostly Cloudy SCT005 BKN025 12.2 8.9 80% 76.71 1023.2
09 06:53 Calm 16.09 A Few Clouds FEW002 FEW025 10.6 8.9 89% 76.71 1023.2
09 05:53 Calm 16.09 A Few Clouds FEW002 FEW025 9.4 7.8 90% 76.71 1023.1
09 04:53 Calm 16.09 A Few Clouds FEW025 10 8.3 11.7 10 89% 76.71 1023.3
09 03:53 Calm 16.09 A Few Clouds FEW027 10.6 8.9 89% 76.73 1023.5
09 02:53 S 7 16.09 Mostly Cloudy FEW013 BKN025 11.1 8.9 86% 76.73 1023.8
09 01:53 SW 9 16.09 Overcast SCT013 OVC023 11.7 8.9 83% 76.76 1024.0
09 00:53 S 11 16.09 Overcast BKN016 OVC060 11.7 8.9 83% 76.76 1024.0
08 23:53 SW 11 16.09 Mostly Cloudy BKN016 11.1 8.3 83% 76.73 1023.7
08 22:53 S 11 16.09 A Few Clouds FEW035 FEW075 11.7 7.8 16.7 11.1 77% 76.73 1023.5
08 21:53 S 9 16.09 A Few Clouds FEW035 FEW075 12.2 7.2 72% 76.71 1023.3
08 20:53 SW 11 16.09 A Few Clouds FEW035 FEW080 13.3 7.2 67% 76.68 1023.0
08 19:53 SW 11 16.09 A Few Clouds FEW040 FEW085 14.4 7.2 62% 76.63 1022.3
08 18:53 SW 19 16.09 A Few Clouds FEW040 FEW090 15.6 6.1 53% 76.63 1022.3
08 17:53 SW 11 16.09 Mostly Cloudy FEW040 BKN095 15.6 6.1 53% 76.66 1022.5
08 16:53 SW 13 G 30 16.09 Partly Cloudy SCT045 SCT095 15.6 5.6 16.7 11.7 52% 76.66 1022.5
08 15:53 SW 17 16.09 Mostly Cloudy FEW042 BKN090 16.1 5.6 50% 76.63 1022.4
08 14:53 SW 22 G 33 16.09 Mostly Cloudy BKN038 BKN110 16.1 5 48% 76.63 1022.4
08 13:53 S 24 16.09 Mostly Cloudy SCT035 BKN120 BKN250 15.6 5.6 52% 76.63 1022.2
08 12:53 SW 24 G 37 16.09 Mostly Cloudy SCT032 BKN140 13.9 5 55% 76.61 1022.1
08 11:53 SW 26 16.09 Mostly Cloudy SCT029 BKN035 12.2 5 62% 76.61 1021.9
08 10:53 SW 19 16.09 Overcast BKN027 OVC200 12.2 5.6 12.2 9.4 64% 76.56 1021.3
08 09:53 S 15 16.09 Mostly Cloudy FEW020 BKN030 BKN200 10.6 5.6 71% 76.5 1020.7
08 08:53 S 19 16.09 Overcast SCT019 BKN035 OVC200 11.1 5.6 69% 76.48 1020.3
08 07:53 S 17 16.09 Mostly Cloudy FEW015 SCT027 BKN100 BKN210 10 6.1 77% 8 76.48 1020.3
08 06:53 S 17 16.09 Mostly Cloudy FEW015 BKN200 BKN250 9.4 6.7 83% 7 76.4 1019.3
08 05:53 S 19 16.09 Mostly Cloudy BKN200 9.4 6.7 83% 7 76.35 1018.4
08 04:53 S 11 16.09 Mostly Cloudy BKN190 BKN210 10 7.2 14.4 9.4 83% 9 76.33 1018.1
08 03:53 S 11 16.09 Overcast BKN190 OVC230 10 7.8 86% 9 76.28 1017.5
08 02:53 S 9 16.09 Overcast SCT190 OVC250 10 8.3 89% 9 76.25 1017.2
08 01:53 S 7 16.09 Overcast OVC190 11.7 8.9 83% 76.25 1017.1
08 00:53 S 7 16.09 Mostly Cloudy BKN180 BKN250 11.1 8.9 86% 76.25 1017.1
07 23:53 S 6 16.09 Mostly Cloudy BKN200 BKN250 13.3 7.2 67% 76.25 1017.3
07 22:53 Calm 16.09 Partly Cloudy SCT250 14.4 6.7 17.8 14.4 60% 76.28 1017.4
07 21:53 NE 7 16.09 Mostly Cloudy FEW040 SCT200 BKN250 15.6 6.7 56% 76.28 1017.4
07 20:53 NE 9 16.09 Mostly Cloudy FEW040 SCT200 BKN250 16.1 6.7 54% 76.28 1017.6
07 19:53 Calm 16.09 Mostly Cloudy FEW030 FEW045 BKN220 16.1 7.8 58% 76.28 1017.5
07 18:53 W 6 16.09 Mostly Cloudy FEW040 BKN230 17.2 7.2 52% 76.3 1017.9
07 17:53 Calm 16.09 Mostly Cloudy FEW040 BKN200 16.7 7.2 54% 76.35 1018.4
07 16:53 N 7 16.09 Mostly Cloudy FEW042 BKN220 17.2 6.7 17.8 12.8 50% 76.35 1018.6
07 15:53 W 15 16.09 Mostly Cloudy FEW040 SCT045 BKN220 17.2 7.2 52% 76.38 1019.0
07 14:53 W 11 16.09 Mostly Cloudy BKN038 BKN250 17.2 7.2 52% 76.43 1019.6
07 13:53 Vrbl 9 16.09 Mostly Cloudy SCT032 BKN038 BKN220 16.7 6.7 52% 76.48 1020.3
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)