Walnut, California — live current conditions, hourly and 7-day forecasts, NWS alerts, aviation weather, radar and satellite imagery, tides and marine conditions for Walnut, Los Angeles County.
Tides, marine forecast and fishing conditions near Walnut. Nearest NOAA tide station:
Flight conditions near Walnut — sourced from the FAA Aviation Weather Center. Nearest reporting station: locating…
Live animated radar for Walnut and surroundings — RainViewer.
NOAA GOES-16 GEOCOLOR — live animated loop updated every 10 minutes. Shows cloud cover, storm systems and weather patterns across the continental US.
Source: NOAA/NESDIS GOES-East · Public domain · Auto-updates on page reload
Walnut rests in a landscape shaped by the gentle sweep of the San Gabriel Valley, where the foothills begin their slow ascent towards distant, sun-bleached mountains. It lies 3.2 miles west of Diamond Bar, CA (from Diamond Bar, CA: bearing 260°T), and is situated 6.9 miles west-south-west of Pomona. Here, the air often carries a dry, clean scent, a mixture of chaparral and the faintest hint of eucalyptus, particularly as the day's heat begins to soften into evening. The terrain is not dramatic, but rather a series of wide, open spaces and rolling plains, marked by the occasional cluster of mature trees that give the area its name, their broad canopies offering a welcome, dappled shade. The quality of light here, especially in the late afternoon, possesses a peculiar clarity, where shadows stretch long and defined across the land, imbuing even the most ordinary structures with a quiet dignity. The history of Walnut is intertwined with the agricultural roots of Southern California, a legacy that still whispers through the wider region, though the focus has shifted. Once a land of citrus groves and ranches, its economy has evolved, now characterized by a blend of residential development and a growing commercial presence, particularly in the realm of education and healthcare. The presence of prestigious educational institutions has drawn a diverse population, fostering a community that values learning and innovation, while also maintaining a connection to its more pastoral past. This duality gives Walnut a distinctive character, a place where the echoes of open fields meet the hum of modern enterprise, creating a subtle but persistent energy.
| Location | Walnut, Los Angeles County, California |
| Coordinates | 34.020289°N, 117.865339°W |
| Timezone | Pacific Time (America/Los_Angeles) |
| ZIP Code(s) | 91789, 91788 |
| Area Code | 818, 747 |
| Page generated | June 2026 |
| Weather data | Open-Meteo (open-source), NOAA National Weather Service |