Skip Navigation Linkwww.weather.gov 
NOAA logo - Select to go to the NOAA homepage National Weather Service
 Headquarters Office   NWS logo
NWS Office of the Chief Information Officer/Telecommunication Operations Center
 
   

Current Weather Conditions:
SEATTLE-TACOMA INTERNATIONAL AIRPORT , WA, United States

NWS Point Forecast for KSEA (KSEA) 47-27N 122-19W 136M

Conditions at

2026.09.23 2353 UTC
Wind Variable at 3 MPH (3 KT)
Visibility 10 mile(s)
Sky conditions mostly cloudy
Temperature 66.0 F (18.9 C)
Dew Point 46.9 F (8.3 C)
Relative Humidity 50%
Pressure (altimeter) 30.12 in. Hg (1019 hPa)
Pressure tendency 0.02 inches (0.7 hPa) lower than three hours ago
ob KSEA 232353Z VRB03KT 10SM SCT048 BKN070 BKN250 19/08 A3012 RMK AO2 SLP203 T01890083 10194 20150 56007

Maximum and Minimum Temperatures

Maximum
Temperature
F (C)
Minimum
Temperature
F (C)
66.9 (19.4) 59.0 (15.0) In the 6 hours preceding Sep 23, 2026 - 07:53 PM EDT / 2026.09.23 2353 UTC
68.0 (20.0) 55.0 (12.8) In the 24 hours preceding Sep 23, 2026 - 03:53 AM EDT / 2026.09.23 0753 UTC

24 Hour Summary

Time
EDT (UTC)
Temperature
F (C)
Dew Point
F (C)
Pressure
Inches (hPa)
Wind
MPH
Weather
Latest 8 PM (0) Sep 23 66.0 (18.9) 46.9 (8.3) 30.12 (1019) Variable 3
7 PM (23) Sep 23 64.9 (18.3) 42.1 (5.6) 30.12 (1019) WNW 5
6 PM (22) Sep 23 66.0 (18.9) 46.9 (8.3) 30.12 (1019) SW 8
5 PM (21) Sep 23 63.0 (17.2) 48.9 (9.4) 30.14 (1020) SW 5
4 PM (20) Sep 23 61.0 (16.1) 51.1 (10.6) 30.15 (1020) Variable 5
3 PM (19) Sep 23 60.1 (15.6) 50.0 (10.0) 30.14 (1020) SW 8
2 PM (18) Sep 23 59.0 (15.0) 50.0 (10.0) 30.13 (1020) SSE 10
1 PM (17) Sep 23 55.9 (13.3) 50.0 (10.0) 30.13 (1020) S 8
Noon (16) Sep 23 55.9 (13.3) 48.9 (9.4) 30.12 (1019) S 5
11 AM (15) Sep 23 54.0 (12.2) 48.0 (8.9) 30.1 (1019) ESE 7
10 AM (14) Sep 23 53.1 (11.7) 48.0 (8.9) 30.1 (1019) SSE 5
9 AM (13) Sep 23 54.0 (12.2) 48.9 (9.4) 30.09 (1018) SE 7
8 AM (12) Sep 23 53.1 (11.7) 48.9 (9.4) 30.09 (1018) SSE 8
7 AM (11) Sep 23 54.0 (12.2) 50.0 (10.0) 30.09 (1018) SE 8
6 AM (10) Sep 23 54.0 (12.2) 50.0 (10.0) 30.09 (1018) S 7
5 AM (9) Sep 23 55.0 (12.8) 48.9 (9.4) 30.09 (1018) S 9
4 AM (8) Sep 23 55.0 (12.8) 48.9 (9.4) 30.09 (1018) S 7
3 AM (7) Sep 23 55.9 (13.3) 50.0 (10.0) 30.09 (1018) S 7
2 AM (6) Sep 23 57.0 (13.9) 51.1 (10.6) 30.08 (1018) SW 10
1 AM (5) Sep 23 59.0 (15.0) 46.9 (8.3) 30.08 (1018) WSW 6
Midnight (4) Sep 23 61.0 (16.1) 46.9 (8.3) 30.07 (1018) SSW 5
11 PM (3) Sep 22 63.0 (17.2) 48.0 (8.9) 30.06 (1017) SW 8
10 PM (2) Sep 22 64.9 (18.3) 48.9 (9.4) 30.05 (1017) SW 5
Oldest 9 PM (1) Sep 22 66.0 (18.9) 52.0 (11.1) 30.04 (1017) SW 7
Time
EDT (UTC)
Temperature
F(C)
Dew Point
F(C)
Pressure
Inches(hPa)
Wind
(MPH)
Weather

The information presented here is taken from products produced by the U.S. National Weather Service and other national and international agencies




US Dept of Commerce
National Oceanic and Atmospheric Administration
National Weather Service
1325 East West Highway
Silver Spring, MD 20910
Page Author: NWS Internet Services Team
Disclaimer
Feedback
Privacy Notice
Credits