Weather observations for the past three days for
Seattle, Seattle-Tacoma International Airport
Imperial (Metric)
Date Time (pst) Wind (mph) Vis. (mi.) Weather Sky Cond. Temperature (ºF) Relative Humidity Wind Chill (°F) Heat Index (°F) Pressure Precipitation (in)
Air Dwpt 6 hour altimeter (in) sea level (mb) 1 hr 3 hr 6 hr
Max. Min.
20 16:53 N 7 10.00 Partly Cloudy SCT250 46 35.1 66% 43 30.21 1024.0
20 15:53 N 6 10.00 Mostly Cloudy BKN250 50 34 50 35.1 54% 48 30.22 1024.2
20 14:53 N 8 10.00 Mostly Cloudy BKN250 50 33.1 52% 47 30.22 1024.2
20 13:53 N 7 10.00 Mostly Cloudy FEW010 BKN250 48 35.1 61% 45 30.23 1024.7
20 12:53 N 8 10.00 Mostly Cloudy FEW010 BKN250 46.9 30.9 54% 44 30.24 1024.9
20 11:53 N 10 10.00 Mostly Cloudy FEW005 BKN250 43 32 65% 38 30.25 1025.3
20 10:53 N 9 10.00 Mostly Cloudy FEW005 BKN250 37 34 89% 31 30.25 1025.5
20 09:53 NE 7 6.00 Fog/Mist FEW002 BKN250 35.1 34 35.1 30.9 96% 30 30.25 1025.3
20 08:53 N 8 8.00 Patches Fog FEW003 BKN150 BKN250 33.1 32 96% 27 30.24 1025.0
20 07:53 NE 5 0.13 Fog VV001 32 30.9 96% 28 30.24 1024.9
20 06:53 Calm 0.13 Fog VV001 32 32 100% 30.23 1024.7
20 05:53 NE 5 0.50 Fog VV001 32 30.9 96% 28 30.23 1024.6
20 04:53 N 5 7.00 Partly Cloudy FEW003 SCT220 32 30.9 96% 28 30.23 1024.6
20 03:53 N 7 8.00 Partly Cloudy FEW003 SCT220 33.1 32 39.9 30.9 96% 28 30.22 1024.4
20 02:53 N 6 5.00 Patches Fog BKN001 35.1 34 96% 31 30.22 1024.2
20 01:53 Calm 7.00 Patches Fog FEW001 33.1 32 96% 30.2 1023.7
20 00:53 SE 3 10.00 A Few Clouds FEW001 34 34 100% 30.21 1023.8
19 23:53 Calm 10.00 Fair CLR 36 35.1 97% 30.21 1023.9
19 22:53 Calm 10.00 Fair CLR 34 34 100% 30.21 1023.9
19 21:53 Calm 8.00 A Few Clouds FEW200 37.9 36 48 37 93% 30.21 1024.1
19 20:53 N 5 10.00 A Few Clouds FEW200 39 36 89% 36 30.22 1024.4
19 19:53 N 5 10.00 A Few Clouds FEW200 41 36 82% 38 30.23 1024.7
19 18:53 Calm 10.00 A Few Clouds FEW200 42.1 39 89% 30.24 1024.9
19 17:53 Calm 10.00 A Few Clouds FEW200 41 37.9 89% 30.25 1025.3
19 16:53 SE 3 10.00 Partly Cloudy SCT200 43 37.9 82% 30.25 1025.2
19 15:53 W 3 10.00 A Few Clouds FEW200 48 39 50 36 71% 30.26 1025.4
19 14:53 Calm 10.00 A Few Clouds FEW200 48.9 35.1 59% 30.27 1025.9
19 13:53 N 3 10.00 A Few Clouds FEW005 FEW200 48.9 34 56% 30.29 1026.5
19 12:53 Vrbl 3 10.00 A Few Clouds FEW005 FEW200 48 37.9 68% 30.3 1026.9
19 11:53 Calm 7.00 A Few Clouds FEW001 FEW250 44.1 37 76% 30.32 1027.7
19 10:53 Vrbl 3 8.00 A Few Clouds FEW001 41 35.1 79% 30.34 1028.4
19 09:53 N 6 2.00 Fog/Mist SCT000 36 35.1 37 28.9 97% 32 30.35 1028.6
19 08:53 Calm 0.25 Fog BKN001 33.1 33.1 100% 30.33 1028.1
19 07:53 N 8 0.50 Freezing Fog OVC001 30.9 30.9 100% 24 30.33 1027.9
19 06:53 N 6 0.13 Freezing Fog SCT000 30 30 100% 25 30.32 1027.5
19 05:53 Calm 6.00 Fog/Mist BKN001 32 30.9 96% 30.32 1027.7
19 04:53 Calm 7.00 Fair CLR 34 32 92% 30.32 1027.8
19 03:53 N 3 7.00 Fair CLR 36 34 42.1 33.1 93% 30.33 1027.8
19 02:53 Calm 10.00 Fair CLR 37 33.1 86% 30.34 1028.1
19 01:53 Calm 10.00 Fair CLR 36 34 93% 30.33 1028.0
19 00:53 N 5 10.00 Fair CLR 37.9 35.1 89% 35 30.33 1028.0
18 23:53 Calm 10.00 Fair CLR 39 34 82% 30.33 1028.0
18 22:53 N 9 10.00 Fair CLR 39.9 34 79% 34 30.32 1027.6
18 21:53 NE 9 10.00 Fair CLR 41 34 48.9 39.9 76% 36 30.31 1027.4
18 20:53 NE 9 10.00 Fair CLR 41 36 82% 36 30.31 1027.5
18 19:53 N 5 10.00 Fair CLR 42.1 35.1 76% 40 30.3 1027.2
18 18:53 N 6 10.00 A Few Clouds FEW200 43 35.1 74% 40 30.3 1027.1
18 17:53 N 5 10.00 A Few Clouds FEW200 43 35.1 74% 41 30.3 1026.9
18 16:53 NW 6 10.00 A Few Clouds FEW200 45 35.1 68% 42 30.3 1026.9
18 15:53 NW 5 10.00 A Few Clouds FEW200 48.9 37.9 50 37.9 66% 48 30.29 1026.7
18 14:53 NW 3 10.00 A Few Clouds FEW200 48.9 39 69% 30.29 1026.5
18 13:53 W 3 10.00 A Few Clouds FEW200 46.9 39 74% 30.29 1026.5
18 12:53 SW 3 10.00 Partly Cloudy SCT210 46.9 37 69% 30.31 1027.1
18 11:53 SE 5 10.00 Partly Cloudy SCT200 44.1 36 73% 42 30.32 1027.6
18 10:53 S 5 10.00 A Few Clouds FEW010 FEW100 43 36 76% 41 30.34 1028.1
18 09:53 N 5 10.00 A Few Clouds FEW001 FEW030 37.9 35.1 37.9 32 89% 35 30.33 1028.0
18 08:53 NE 5 8.00 A Few Clouds FEW001 36 35.1 97% 33 30.31 1027.4
18 07:53 N 6 0.25 Fog VV001 34 34 100% 29 30.29 1026.7
18 06:53 NW 6 5.00 Fog/Mist CLR 33.1 33.1 100% 28 30.29 1026.6
18 05:53 E 3 10.00 Fair CLR 35.1 34 96% 30.27 1026.1
18 04:53 NE 3 10.00 Fair CLR 37 34 89% 30.27 1025.9
18 03:53 N 5 10.00 Fair CLR 36 35.1 42.1 35.1 97% 33 30.27 1026.0
18 02:53 N 5 10.00 Fair CLR 37.9 34 86% 35 30.27 1026.0
18 01:53 N 6 10.00 Fair CLR 37 35.1 93% 33 30.26 1025.6
18 00:53 N 5 10.00 Fair CLR 37.9 35.1 89% 35 30.26 1025.5
17 23:53 NE 10 10.00 Fair CLR 41 34 76% 35 30.26 1025.6
17 22:53 N 12 10.00 Fair CLR 41 36 82% 35 30.26 1025.5
17 21:53 N 12 10.00 Fair CLR 41 35.1 52 39.9 79% 35 30.25 1025.1
17 20:53 N 9 10.00 Fair CLR 43 35.1 74% 38 30.26 1025.4
17 19:53 N 12 10.00 Fair CLR 44.1 36 73% 39 30.25 1025.4
17 18:53 N 15 10.00 Fair CLR 46 35.1 66% 40 30.24 1024.9
17 17:53 N 13 10.00 Fair CLR 46.9 36 66% 42 30.24 1024.9
Date Time (pst) Wind (mph) Vis. (mi.) Weather Sky Cond. Air Dwpt Max. Min. Relative Humidity Wind Chill (°F) Heat Index (°F) altimeter (in) sea level (mb) 1 hr 3 hr 6 hr
6 hour
Temperature (ºF) Pressure Precipitation (in)