Mercer Island, Washington — live current conditions, hourly and 7-day forecasts, NWS alerts, aviation weather, radar and satellite imagery, tides and marine conditions for Mercer Island, King County.
Tides, marine forecast and fishing conditions near Mercer Island. Nearest NOAA tide station:
Flight conditions near Mercer Island — sourced from the FAA Aviation Weather Center. Nearest reporting station: locating…
Live animated radar for Mercer Island and surroundings — RainViewer.
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Source: NOAA/NESDIS GOES-East · Public domain · Auto-updates on page reload
Mercer Island rises from the deep, cool waters of Lake Washington, a verdant presence between the urban sprawls of Seattle and Bellevue. It lies 2.9 miles south-south-west of Bellevue, WA (from Bellevue, WA: bearing 200°T), and is situated 5.7 miles east-south-east of Seattle. Its undulating terrain, cloaked in Douglas fir and Western red cedar, slopes gently towards the water's edge, creating a mosaic of sun-dappled neighborhoods and secluded coves. The air here often carries the scent of damp earth and pine needles, a refreshing balm that mingles with the fainter, salt-tinged breeze from Puget Sound, even miles inland. The island’s character is one of quiet refinement, a place where manicured lawns meet wilder, forested pockets, and the distant hum of city life is softened by the rustle of leaves and the lapping of waves against its shores. The history of Mercer Island is deeply intertwined with its maritime setting, its shores having long been a gathering place for indigenous peoples before European settlement. Later, its development was spurred by the construction of bridges connecting it to the mainland, transforming it from a somewhat isolated retreat into a sought-after residential haven. The island’s economy, once reliant on logging and some agriculture, has largely shifted to service-based industries and the daily commute of its residents to the larger metropolitan centers. Today, Mercer Island is known for its excellent schools and its commitment to preserving its natural beauty, evident in its numerous parks and protected green spaces, offering a distinctively tranquil counterpoint to the bustling energy of its neighbors.
| Location | Mercer Island, King County, Washington |
| Coordinates | 47.570655°N, 122.222067°W |
| Timezone | Pacific Time (America/Los_Angeles) |
| ZIP Code(s) | 98040 |
| Area Code | 206, 253 |
| Page generated | June 2026 |
| Weather data | Open-Meteo (open-source), NOAA National Weather Service |