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.
31 05:53 N 17 16.09 Mostly Cloudy BKN160 BKN220 3.9 0 76% 0 75.92 1012.8
31 04:53 N 17 16.09 Mostly Cloudy BKN170 3.9 0 5.6 3.3 76% 0 75.97 1013.5
31 03:53 N 17 16.09 Mostly Cloudy BKN150 3.9 0 76% 0 76.02 1014.5
31 02:53 N 19 16.09 Mostly Cloudy BKN220 4.4 0 73% 1 76.1 1015.3
31 01:53 N 17 16.09 Mostly Cloudy BKN220 4.4 0 73% 1 76.12 1015.9
31 00:53 N 19 16.09 Mostly Cloudy BKN220 5 0 70% 2 76.17 1016.5
30 23:53 N 24 16.09 Partly Cloudy SCT150 5 -0.6 67% 1 76.2 1016.8
30 22:53 N 24 16.09 Partly Cloudy SCT150 5.6 -0.6 10 5 65% 2 76.28 1017.7
30 21:53 N 19 16.09 Partly Cloudy SCT170 5.6 0 68% 2 76.33 1018.3
30 20:53 N 19 16.09 Partly Cloudy FEW170 SCT220 5.6 0 68% 2 76.33 1018.5
30 19:53 N 24 16.09 Partly Cloudy FEW170 SCT220 6.1 0 65% 2 76.35 1018.8
30 18:53 N 24 16.09 Partly Cloudy FEW030 FEW180 SCT250 7.8 -1.7 51% 5 76.4 1019.4
30 17:53 NW 20 16.09 Partly Cloudy FEW035 FEW180 SCT250 9.4 -2.2 44% 7 76.45 1020.2
30 16:53 NW 15 16.09 Partly Cloudy FEW035 SCT200 10 -2.8 10 3.9 41% 8 76.5 1021.0
30 15:53 N 22 16.09 A Few Clouds FEW035 FEW200 9.4 -4.4 38% 7 76.58 1021.8
30 14:53 N 22 16.09 Partly Cloudy FEW035 SCT220 8.9 -3.3 42% 6 76.63 1022.6
30 13:53 N 15 G 28 16.09 Mostly Cloudy FEW030 BKN220 8.9 -6.7 33% 7 76.71 1023.7
30 12:53 N 15 16.09 Mostly Cloudy FEW025 BKN220 7.8 -1.1 54% 6 76.76 1024.4
30 11:53 N 19 16.09 Partly Cloudy FEW008 FEW016 SCT220 6.7 0 63% 4 76.81 1025.0
30 10:53 N 11 12.87 Mostly Cloudy SCT003 BKN006 3.9 1.7 3.9 0 86% 1 76.86 1025.5
30 09:53 NE 6 0.80 Fog VV001 2.2 1.7 97% 76.84 1025.2
30 08:53 E 9 0.21 Fog VV001 1.7 1.7 100% -1 76.84 1025.2
30 07:53 N 6 0.21 Fog VV001 1.1 0.6 97% 76.81 1024.8
30 05:53 E 6 0.21 Fog BKN001 0 0 100% 76.73 1024.2
30 04:53 Calm 11.27 A Few Clouds FEW003 0 0 3.9 0 100% 76.73 1024.0
30 03:53 Calm 11.27 A Few Clouds FEW005 1.1 1.1 100% 76.73 1023.8
30 02:53 Calm 14.48 A Few Clouds FEW005 FEW015 1.7 1.1 96% 76.73 1023.8
30 01:53 SE 7 16.09 Mostly Cloudy SCT013 BKN220 2.2 1.7 97% 0 76.68 1023.4
30 00:53 Calm 16.09 Mostly Cloudy FEW015 BKN220 2.2 1.7 97% 76.63 1022.6
29 23:53 E 6 16.09 A Few Clouds FEW100 3.3 1.1 86% 76.61 1022.3
29 22:53 E 9 16.09 Overcast FEW040 OVC085 3.9 1.7 4.4 3.9 86% 2 76.58 1021.8 0.41
29 21:53 Calm 16.09 Light Rain FEW020 BKN040 OVC060 3.9 1.7 86% 76.58 1021.9 0.03
29 20:53 NE 20 12.87 Light Rain BKN020 OVC047 3.9 1.1 82% 0 76.53 1021.3
29 19:53 N 17 16.09 Light Rain FEW014 BKN039 OVC048 3.9 2.2 89% 0 76.5 1020.8 0.38
29 18:53 N 19 14.48 Light Rain FEW013 BKN028 OVC040 3.9 2.2 89% 0 76.43 1019.9 0.08
29 17:53 N 15 4.83 Light Rain Fog/Mist BKN010 OVC017 3.9 2.8 93% 1 76.4 1019.7 0.3
29 16:53 N 24 11.27 Light Rain FEW007 BKN014 OVC020 4.4 3.3 7.8 4.4 93% 0 76.38 1019.3 0.15 0.2
29 15:53 W 9 9.66 Light Rain Fog/Mist SCT010 BKN024 OVC029 6.1 4.4 89% 4 76.35 1018.9 0.03
29 14:53 S 17 11.27 Light Rain SCT016 BKN021 OVC035 7.2 3.9 80% 5 76.38 1019.0 0.03
29 13:53 S 13 12.87 Light Rain BKN020 BKN045 OVC055 7.2 3.3 77% 5 76.4 1019.5
29 12:53 S 9 16.09 Overcast FEW020 SCT048 OVC065 7.8 2.2 68% 6 76.43 1019.7
29 11:53 W 7 16.09 Overcast FEW020 SCT030 OVC065 6.7 2.2 73% 6 76.4 1019.4
29 10:53 Vrbl 6 16.09 Overcast FEW023 BKN027 OVC060 6.1 2.2 6.1 5 76% 76.4 1019.3
29 09:53 SW 9 16.09 Overcast SCT024 OVC100 6.1 1.1 71% 4 76.38 1019.1
29 08:53 S 9 16.09 Overcast FEW027 OVC090 5.6 1.7 76% 4 76.35 1018.8
29 07:53 S 7 16.09 Overcast FEW020 FEW030 OVC085 5 1.7 79% 4 76.38 1019.0
29 06:53 S 7 16.09 Overcast FEW022 SCT026 OVC080 5 1.1 76% 4 76.4 1019.3
29 05:53 SE 6 16.09 Overcast OVC026 5 2.2 82% 76.43 1019.7
29 04:53 E 9 16.09 Overcast BKN022 BKN026 OVC085 5 2.2 7.2 4.4 82% 3 76.45 1019.9
29 03:53 SE 6 16.09 Overcast SCT030 OVC085 5.6 2.8 82% 76.48 1020.3
29 02:53 Calm 16.09 Overcast FEW030 BKN085 OVC210 5 1.7 79% 76.5 1020.6
29 01:53 NE 9 16.09 Overcast SCT080 SCT110 OVC210 6.1 1.7 74% 4 76.5 1020.7
29 00:53 NE 13 16.09 Partly Cloudy SCT110 6.1 1.1 71% 4 76.5 1020.8
28 23:53 NE 13 16.09 Mostly Cloudy BKN110 6.7 1.7 71% 4 76.53 1021.2
28 22:53 N 11 16.09 Partly Cloudy SCT100 6.7 1.1 12.8 6.7 68% 5 76.56 1021.3
28 21:53 N 11 16.09 Partly Cloudy SCT100 7.2 1.7 68% 5 76.56 1021.3
28 20:53 N 17 16.09 Partly Cloudy SCT100 7.8 2.8 71% 5 76.5 1020.9
28 19:53 N 9 16.09 Partly Cloudy FEW070 SCT140 8.9 5 77% 8 76.48 1020.5
28 18:53 W 11 16.09 Mostly Cloudy SCT040 BKN075 BKN090 11.7 4.4 61% 76.45 1020.1
28 17:53 NW 13 16.09 Mostly Cloudy SCT049 BKN060 BKN090 12.2 3.9 57% 76.45 1020.1
28 16:53 W 6 16.09 Mostly Cloudy FEW030 BKN070 12.8 1.7 13.9 9.4 47% 76.5 1020.7
28 15:53 SW 6 16.09 Mostly Cloudy FEW030 BKN075 12.2 0.6 45% 76.53 1021.0
28 14:53 Vrbl 7 16.09 Mostly Cloudy SCT030 BKN085 12.8 1.7 47% 76.53 1021.1
28 13:53 Vrbl 6 16.09 Partly Cloudy SCT027 SCT120 11.7 4.4 61% 76.58 1021.6
28 12:53 W 13 16.09 Mostly Cloudy BKN021 11.1 5 66% 76.56 1021.5
28 11:53 NE 9 16.09 Mostly Cloudy BKN018 11.1 4.4 64% 76.58 1021.8
28 10:53 N 11 16.09 Mostly Cloudy BKN017 10 3.9 10 5 66% 9 76.61 1022.0
28 09:53 N 11 16.09 Mostly Cloudy SCT015 BKN150 9.4 4.4 71% 8 76.58 1021.7
28 08:53 NE 11 16.09 Mostly Cloudy FEW025 BKN150 7.2 3.9 80% 5 76.56 1021.5
28 07:53 NE 15 16.09 Mostly Cloudy FEW110 BKN140 6.7 3.9 83% 4 76.53 1020.9
28 06:53 N 9 16.09 Mostly Cloudy FEW120 BKN170 6.1 3.3 82% 4 76.53 1020.9
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)