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Grass Valley, California Weather

Grass Valley, California — live current conditions, hourly and 7-day forecasts, NWS alerts, aviation weather, radar and satellite imagery for Grass Valley, Nevada County.

🌡️ Current Conditions
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24-Hour Forecast
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Current Conditions Detail
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7-Day Forecast
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✈️ Aviation Weather

Flight conditions near Grass Valley. Data source: locating…

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🌿 Air Quality
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About Grass Valley, California

Grass Valley rises from the Sierra Nevada foothills, a place where granite outcrops and ponderosa pines hold dominion. It lies 25.8 miles north-north-east of Lincoln, CA (from Lincoln, CA: bearing 29°T), and is situated 7.5 miles east of Lake Wildwood. The air here carries a crispness, especially in the morning, a scent of dry earth and resin that speaks of the wilder country just beyond the edges of town. Rolling hills, cloaked in chaparral and scattered oaks, give way to steeper grades as one ventures towards the higher peaks, the land sculpted by ancient forces into a rugged beauty. The light, particularly as it begins to soften towards evening, can cast a golden hue across the landscape, illuminating the gnarled branches of trees and the weathered faces of the surrounding hills. This is a land forever marked by the whisper of gold, a history that permeates the very soul of Grass Valley. The discovery of rich veins in the mid-19th century transformed this quiet corner into a bustling hub, drawing prospectors and fortune seekers from across the globe. Evidence of this boom remains in the sturdy brick buildings downtown and the remnants of elaborate mine workings that dot the surrounding hillsides. While the era of hard-rock mining has largely passed, its legacy endures, influencing the local economy through tourism and a deep appreciation for the area's heritage. Today, Grass Valley thrives on a blend of small-scale agriculture, artisan crafts, and a growing reputation as a haven for artists and those seeking a more deliberate pace of life, a quiet resilience that echoes the enduring spirit of its past.

NWS Extended Forecast
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📡 Precipitation Radar

Live animated radar for Grass Valley and surroundings — RainViewer.

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🛰️ Satellite Imagery

NOAA GOES-16 GEOCOLOR — live animated loop updated every 10 minutes. Shows cloud cover, storm systems and weather patterns across the continental US.

NOAA GOES-16 CONUS GEOCOLOR satellite animated loop
🛰️ GEOCOLOR loop 🌡️ Infrared (IR) 🌀 NHC Hurricane Satellite 🔗 NOAA Full Viewer

Source: NOAA/NESDIS GOES-East · Public domain · Auto-updates on page reload

🌙 Astronomy
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LocationGrass Valley, Nevada County, California
Coordinates39.219061°N, 121.061061°W
TimezonePacific Time (America/Los_Angeles)
ZIP Code(s)95945, 95949
Area Code530
Page generatedJuly 2026
Weather dataOpen-Meteo (open-source), NOAA National Weather Service

About This Grass Valley, California Weather Page

This page provides live weather conditions and forecasts for Grass Valley, 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 Grass Valley includes coordinates 39.219061°N, 121.061061°W, situated in Nevada County. ZIP code 95945, 95949. Telephone area code: 530. 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.