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Heat Advisory HEAT ADVISORY - Seattle and Vicinity

NWS Northwest Regional Radar WU North West Satellite
Radar/Satellite images courtesy of NOAA/NWS and Weather Underground.
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Updated: @ Jun-23-2026 2:50am - next update at 2:55am  
Summary / Temperature Wind Rain Outlook
Partly cloudy Partly cloudy
Currently: 63.3, Max: 67.8, Min: 63.3 63.3°F
Colder 0.4°F than last hour.

Comfortable

Feels like: 63°F

24-hr difference
6.4°FWarmer 6.4°F than yesterday at this time.
  Today Yesterday
High: 67.8°F
12:00am 		86.7°F
4:17pm
Low: 63.3°F
2:34am 		55.7°F
5:15am
Calm
0
Gust:
 0 mph
0 Bft - Calm
Today: 1 mph 12:06am
Gust Month: 21 mph June 09
Rain Today: 0 in
Rain Rate (/hr): 0 in
Rain Yesterday: 0 in
Storm Rain: 0 in
This Month: 1.13 in
Season Total: 15.91 in
3 rain days in June.
Tuesday

Tuesday: Mostly Sunny
Mostly Sunny
Humidity & Barometer Almanac Moon
Humidity: 55 % Decreased 1.0% since last hour.
Dew Point: 46.9°F Decreased 0.9°F since last hour.
Barometer: 30.005 inHg  
Baro Trend: Steady
Sunrise: 5:11am
Sunset: 9:11pm
Moonset: 1:17am
Moonrise: 3:34pm
Waxing Gibbous
Waxing Gibbous, Moon at 8 days in cycle
65%
Illuminated
UV Index Forecast UV Index Forecast
Jun-23-2026
6.5     High 
Jun-24-2026
6.4     High 
 NWS Weather Forecast  - Outlook: Overnight & Tuesday
Overnight

Overnight: Partly Cloudy
Partly Cloudy

Lo 59 °F		 NWS forecast: Partly cloudy, with a low around 59. North northeast wind around 5 mph.
 
Tuesday

Tuesday: Mostly Sunny
Mostly Sunny

Hi 86 °F		 NWS forecast: Mostly sunny, with a high near 86. North northwest wind 2 to 8 mph.