
Lake Union
Seattle, WA · King County
Right Now
Clear
Water
63°
Wind
7 mph
NNW
Gusts
12 mph
Pressure
30.14
falling
Forecast - Sat, Jun 13
High / Low
80° / 55°
Wind
5 mph
gusts 18 mph
Precip
0%
UV
8
Sunrise
12:11 PM
Sunset
4:08 AM
Today Read
Lake UnionWind read
Calm
5 mph avg
Water read
63°
Cool-water mix
Air range
55° / 80°
today
Precip
0%
low concern
Today's forecast for Lake Union has calm wind, 55F to 80F air temperatures, 0% chance of precipitation, and 63F water.
AI fishing planner
Turn Lake Union's live water temp, forecast, solunar timing, and fish data into a plan for today — what to throw, when to go, and when to move.
Fishing Forecast
waning crescent
Major
6:12 PM - 8:42 PM
Minor
9:51 AM - 11:21 AM
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Detailed temperature readings across your lake.
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Fish Species
9Water Temperature History
Current
68°
Jun 21
Low
42°
Jan 25
Average
54°
Last 12 Months
Warmest avg: August (71°F)
Coolest avg: December (43°F)
Rapid warming: April → May (+6°F)
Sharpest cooling: August → September (-11°F)
Weather Forecast
Wind speed, gusts, and pressure trends for trip timing.
Hourly Wind Forecast
Swipe days or tap points
13
7am - 6am
Peak Wind
10 mph
10pm
Peak Gust
18 mph
highest gust
Pressure
30.18 inHg
rising
Visibility
19 mi
0% clouds
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Daily Pressure Forecast
Pressure stability helps plan windows
Tap chart points for pressure details
Nearby Lakes
Fishing Forecast
3/5waning crescent
Water at 63°F -- good for cool-water species.
Fish Species
9Nearby Lakes
FAQ
About Lake Union
Lake Union covers 582.00 acres (0.91 square miles)
Lake Union is located in Seattle, King County, WA. It is accessible to the public for outdoor activities.