Angwin, California Weather
Angwin, California — live current conditions, hourly and 7-day forecasts, NWS alerts, aviation weather, radar and satellite imagery, tide predictions, marine conditions and a solunar fishing forecast, soil and crop conditions for Angwin, Napa County.
Tides, marine forecast and fishing conditions near Angwin. Tide source:
Flight conditions near Angwin. Data source: locating…
Soil conditions, frost risk and crop weather for Angwin.
About Angwin, California
Angwin rests on the upper slopes of Howell Mountain, a place where the air carries the crispness of altitude and the sun, particularly in the late afternoon, seems to bleed gold onto the rolling hillsides. It lies 17.1 miles east-north-east of Santa Rosa, CA (from Santa Rosa, CA: bearing 57°T), and is situated 5.0 miles north-north-east of Saint Helena. The landscape here is a tapestry of vineyards, their orderly rows marching up the incline, interspersed with stands of oak and manzanita, their gnarled branches reaching like ancient hands. The terrain is steep, demanding, and rewards the eye with sweeping vistas of the Napa Valley unfolding below, a quilt of green and brown stitched with the silver threads of distant roads. A quietude often settles over Angwin, a stillness broken only by the rustle of leaves in the breeze or the distant, contented hum of a tractor at work. This elevated perch has long been a haven, its history intertwined with the Adventist faith that established Pacific Union College here, a prominent institution that continues to shape the character of Angwin. The college grounds themselves, with their mature trees and substantial buildings, lend a sense of permanence and intellectual pursuit to the locale. The economy of Angwin is inextricably linked to the land, with a significant portion dedicated to viticulture, producing world-renowned wines that carry the distinctive signature of Howell Mountain's terroir. Beyond the vines, a small, close-knit population thrives, its daily life paced by the seasons of the harvest and the academic calendar, fostering a unique blend of agricultural tradition and scholarly endeavor.
Live animated radar for Angwin 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
| Location | Angwin, Napa County, California |
| Coordinates | 38.57574°N, 122.44998°W |
| Timezone | Pacific Time (America/Los_Angeles) |
| ZIP Code(s) | 94508 |
| Area Code | 510 |
| Page generated | July 2026 |
| Weather data | Open-Meteo (open-source), NOAA National Weather Service |
About This Angwin, California Weather Page
This page provides live weather conditions and forecasts for Angwin, California, including current conditions, a 24-hour hourly forecast, 7-day outlook, NWS extended text forecast, real-time aviation weather (live METAR and TAF reports from the nearest reporting airport, with a modeled estimate shown when no station is in range), precipitation radar and NOAA GOES-16 satellite imagery. Additional sections may include tide predictions, wave height, wave direction and sea-surface temperature, a barometric pressure trend, and a solunar-based fishing forecast with a fishing-conditions rating for coastal localities, and soil temperature, crop weather and live USGS river gauge data for agricultural areas near a monitored waterway. All data updates automatically on every page visit.
Location data for Angwin includes coordinates 38.575740°N, 122.449980°W, situated in Napa County. ZIP code 94508. Telephone area code: 510. Timezone: Pacific Time (America/Los_Angeles).
Weather data is sourced from the NOAA National Weather Service (NWS) and the open-source Open-Meteo API. Aviation data is sourced from aviationweather.gov (NOAA), with a modeled estimate used where no nearby reporting station is available. River and stream data is sourced from the USGS National Water Information System. Tide predictions are sourced from NOAA CO-OPS; marine and solunar data are modeled from Open-Meteo and public sunrise/moon calculations and should be treated as a general guide alongside on-the-water conditions. Radar is provided by RainViewer. Satellite imagery is sourced from NOAA/NESDIS GOES-East and is public domain.
