UCCE Sonoma County
University of California
UCCE Sonoma County

Weather & Climate

NOAA-UCCE Temperature Inversion Towers

For frost protection utilizing wind machines in the Russian River watershed.

CIMIS Weather Stations

The following data is from the California Irrigation Management Information System (CIMIS) weather stations.

Please note, UCCE does not collect or post rainfall totals. If you have questions about this data, please email CIMIS.

Sonoma County Stations

Santa Rosa station is near Hwy 12 and Llano.  
Windsor station is near Windsor and Shiloh Roads.

Climate & Weather

7 Day Forecast by National Weather Service of National Oceanic and Atmospheric Administration (NOAA) for Santa Rosa.

Purple Air air quality and particulate sensors along with include temperature and humidity where available. This is an Internet of Things device. 

Rainfall Totals for last 1, 6 and 24 hours by CA Dept of Water Resources.

Sonoma County Real-time Rainfall, River-Stream and Reservoir Data by Sonoma County Water Agency.

Southwest Climate HUB by USDA a new site provides a portal for farmers, ranchers, forest landowners, and others to find useful, practical information to help cope with the challenges and stressors caused by a changing climate.

Weather, Models & Degree-Days UC Integrated Pest Management (IPM) offers interactive tools and models that can help you make pest management decisions based on conditions at your site.

Windy.com using Global Forecast System and NOAA Environmental Modeling System, shows the movement of wind world wide, zoom to your location. 

U.S. Drought Monitor by The National Drought Mitigation Center provides current drought status.

Maven's Notebook focuses on major planning processes currently underway such as the Bay Delta Conservation Plan and the Bay-Delta Water Quality Control Plan, as well as the activities of the State Water Resources Control Board, the Delta Stewardship Council, and the California Water Commission. (Not affiliated with UCCE).

Additional Weather Related Resources

Gardening Resources

University of California Cooperative Extension, Sonoma County
133 Aviation Blvd Suite 109, Santa Rosa, CA 95403  Phone: 707.565.2621  Fax: 707.565.2623
Office Hours:  M-F, 8am-Noon & 1pm-4pm

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Webmaster Email: klgiov@ucanr.edu