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.
02 04:53 S 15 16.09 Overcast OVC017 5 3.3 6.7 5 89% 2 75.54 1008.0
02 03:53 S 15 16.09 Mostly Cloudy BKN015 5 3.3 89% 2 75.46 1006.8
02 02:53 S 17 16.09 Mostly Cloudy FEW027 BKN075 5 2.8 86% 2 75.39 1005.7
02 01:53 S 17 16.09 Mostly Cloudy BKN027 BKN075 5.6 3.3 85% 3 75.29 1004.5
02 00:53 S 15 16.09 Mostly Cloudy BKN025 5.6 3.3 85% 3 75.23 1003.7
01 23:53 S 15 16.09 Mostly Cloudy BKN026 6.7 3.9 83% 4 75.16 1002.8
01 22:53 S 19 16.09 Mostly Cloudy SCT027 BKN031 6.1 4.4 9.4 6.1 89% 3 75.08 1001.9 0.13
01 21:53 S 20 16.09 Mostly Cloudy FEW016 BKN026 BKN090 6.7 4.4 85% 3 75.03 1001.1
01 20:53 SW 22 G 35 16.09 Partly Cloudy FEW015 SCT027 SCT033 6.7 3.9 83% 3 74.96 1000.0
01 19:53 S 15 16.09 Mostly Cloudy FEW021 SCT041 BKN050 7.8 6.1 89% 6 74.85 998.6 0.13
01 18:53 SW 24 16.09 Mostly Cloudy FEW025 BKN040 BKN055 8.3 6.1 86% 5 74.8 997.9 0.05
01 17:53 S 19 8.05 Light Rain Fog/Mist FEW020 SCT030 OVC037 8.9 7.2 89% 6 74.73 997.1 0.08
01 16:53 E 9 16.09 Light Rain FEW025 BKN042 OVC060 9.4 7.2 9.4 7.2 86% 8 74.68 996.3 0.03 0.84
01 15:53 NW 6 8.05 Light Rain Fog/Mist FEW024 BKN039 OVC046 8.9 7.8 93% 74.7 996.8 0.18
01 14:53 E 13 9.66 Light Rain Fog/Mist FEW022 BKN038 OVC047 8.9 7.2 89% 7 74.73 997.1 0.15
01 13:53 E 13 6.44 Light Rain Fog/Mist FEW020 BKN032 OVC045 8.9 6.7 86% 7 74.8 997.8 0.18 0.48
01 12:53 E 15 9.66 Light Rain Fog/Mist OVC039 8.3 6.7 90% 6 74.85 998.5 0.1
01 11:53 E 17 6.44 Light Rain Fog/Mist BKN035 OVC044 7.8 6.1 89% 5 74.93 999.7 0.2
01 10:53 E 17 8.05 Light Rain Fog/Mist BKN032 OVC040 7.2 5.6 7.8 6.1 90% 5 75.01 1000.6 0.13 0.36
01 09:53 E 19 9.66 Light Rain Fog/Mist FEW025 BKN035 OVC055 7.2 5 86% 4 75.03 1001.0 0.05
01 08:53 E 17 11.27 Light Rain FEW025 BKN042 OVC055 6.7 4.4 85% 4 75.08 1001.8 0.03
01 07:53 E 15 14.48 Light Rain FEW023 SCT041 OVC055 6.1 4.4 89% 3 75.13 1002.4 0.15
01 06:53 SE 17 16.09 Light Rain FEW011 BKN037 OVC045 6.7 5.6 93% 4 75.18 1003.0 0.03
01 05:53 SE 13 9.66 Light Rain Fog/Mist FEW006 BKN014 OVC027 6.7 5.6 93% 4 75.23 1003.8 0.13
01 04:53 SE 11 8.05 Light Rain Fog/Mist FEW006 FEW010 OVC028 6.7 5.6 10.6 6.7 93% 5 75.26 1004.2 0.13 0.43
01 03:53 SE 13 12.87 Light Rain OVC032 6.7 5.6 93% 4 75.31 1004.6 0.15
01 02:53 SW 13 6.44 Light Rain Fog/Mist FEW018 BKN026 OVC031 6.7 5.6 93% 4 75.34 1005.0 0.15
01 01:53 SW 6 16.09 Overcast BKN029 OVC055 8.3 4.4 77% 75.34 1005.0
01 00:53 SW 7 16.09 Overcast BKN065 OVC090 8.3 5.6 83% 7 75.36 1005.5
31 23:53 SW 19 16.09 Overcast BKN045 OVC060 10.6 3.9 64% 75.39 1005.7
31 22:53 S 11 16.09 Light Rain BKN045 OVC060 10.6 3.9 13.3 10.6 64% 75.41 1006.0
31 21:53 S 11 16.09 Overcast SCT055 OVC075 11.7 2.2 52% 75.44 1006.3
31 20:53 S 11 16.09 Overcast OVC060 12.2 -0.6 42% 75.44 1006.3
31 19:53 SE 9 16.09 Mostly Cloudy FEW060 BKN080 BKN140 12.2 -1.7 38% 75.44 1006.3
31 18:53 S 7 16.09 Mostly Cloudy FEW060 BKN075 BKN150 12.2 -2.2 37% 75.46 1006.7
31 17:53 SW 7 16.09 Mostly Cloudy FEW065 BKN080 BKN150 12.8 -2.2 36% 75.51 1007.4
31 16:53 SW 11 16.09 Mostly Cloudy FEW040 SCT070 BKN150 13.3 -2.2 14.4 7.2 34% 75.57 1008.0
31 15:53 W 11 16.09 Mostly Cloudy FEW035 FEW065 BKN150 13.3 -2.8 33% 75.57 1008.2
31 14:53 NW 7 16.09 Mostly Cloudy FEW040 SCT065 BKN150 12.8 -2.2 36% 75.64 1009.1
31 13:53 Calm 16.09 Mostly Cloudy FEW130 SCT170 BKN200 11.7 -0.6 43% 75.72 1010.1
31 12:53 Calm 16.09 Mostly Cloudy FEW150 BKN180 BKN220 10 -2.2 43% 75.74 1010.7
31 11:53 Calm 16.09 Mostly Cloudy SCT150 BKN180 8.3 -1.7 50% 75.79 1011.3
31 10:53 N 6 16.09 Mostly Cloudy FEW140 BKN180 BKN250 7.2 -0.6 7.2 3.3 58% 75.82 1011.5
31 08:53 N 9 16.09 Mostly Cloudy SCT140 BKN180 BKN250 4.4 0.6 77% 2 75.84 1012.1
31 07:53 Calm 16.09 Mostly Cloudy FEW130 BKN180 BKN240 3.9 0 76% 75.84 1012.2
31 06:53 NE 13 16.09 Mostly Cloudy FEW120 BKN160 BKN220 3.3 -0.6 76% 0 75.87 1012.4
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
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)