Skip to content

Atmospheric rivers: research: forecasting methods: experimental tools.

It became law on Sep 27, 2026.

CA SB 599 · Senate Bill · 2025–2026

Stage
Became law
Started in
Senate
Sponsor
1
Latest action
Sep 27, 2026

What it does

Existing law establishes the Atmospheric Rivers Research and Forecast Improvement Program: Enabling Climate Adaptation Through Forecast-Informed Reservoir Operations and Hazard Resiliency (AR/FIRO) Program in the Department of Water Resources. Existing law requires the department to operate reservoirs in a manner that improves flood protection, and to reoperate flood control and water storage facilities to capture water generated by atmospheric rivers. Existing law requires the department to research, develop, and implement new observations, prediction models, novel forecasting methods, and tailored decision support systems to improve predictions of atmospheric rivers and their impacts on…

Read the full textRead it on the official site

Where it stands

This bill passed and is now law.

  1. Introduced (Done)

  2. Committee (Done)

  3. Floor (Done)

  4. Law (Done)

    Sep 27, 2026

What moved

Loading recorded actions…

Who is involved

Sponsors

The lawmakers who put their names on it, lead sponsors first.

In the news

Reporting that may mention this subject. Possible matches are labeled.

Loading coverage…

Where it goes next

Once a bill is decided, the questions are about what is done with it in California.

Work with this bill

Atmospheric rivers: research: forecasting methods: experimental tools. | 52