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Southern Central Valley Climate Change Adaption

Online Cal-Adapt workshop to discuss the data, tools, and support needed for climate change adaptation and resilience in the southern Central Valley on May 27, 2020.

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Maps of Projected Change

The Maps of Projected Change tool allows you to compare long-term historic climate conditions with projected future climate conditions in a quick geographic display.

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New Data Download Tool

The new data download tool helps users find, select, aggregate, and download climate data for a suite of projections and variables.

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Cal-Adapt - Building California’s Resilience to Climate Change through Open Data

The GIF was recently awarded AWS Cloud Credits for Research to explore, prototype, and develop the use of distributed cloud computing resources to build the next-generation of Cal-Adapt which will provide users with fast, dynamic, interactive exploration of climate variables.

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Hourly Sea Level Projections

This new tool explores hourly sea level projections at selected Tide gauge locations along the California coast.

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Extended Drought Scenarios

This new tool explores data for two 20-year drought scenarios derived from LOCA downscaled meteorological and hydrological simulations, one for the earlier part and one for the latter part of the 21st century.

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Explore warm nights and heat waves with the Extreme Heat Tool on Cal-Adapt

The Extreme Heat Tool utilizes LOCA downscaled daily maximum and minimum temperature data to visualize the frequency and duration of extreme heat events for California.

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Underlying Data and Model Selection in Cal-Adapt 2.0

Through Cal-Adapt, users can download projected climate data associated with 32 General Circulation Models (GCMs, also known as Global Climate Models). This suite of models—known as CMIP5—was used as the basis for the United Nation’s Intergovernmental Panel on Climate Change (IPCC) Fifth Assessment…

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How is the new Cal-Adapt different from the original Cal-Adapt?

The new Cal-Adapt (Cal-Adapt 2.0) dramatically expands the capacities of the initial version of Cal-Adapt, which was released in 2011, in the following ways: New climate projections More powerful visualizations Improved access to primary data and a new public API Connections with supporting…


Introduction to Climate Data

Accessing Climate Data through Cal-Adapt

Introducing the new Extreme Precipitation Tool on Cal-Adapt

Linking Climate Science with Practitioner Need

Cal-Adapt and Climate Adaptation Clearinghouse Energy Sector User Needs Assessment Workshops

User Stories

We would like to feature how people around California are using Cal-Adapt for planning, assessment, research, teaching, and more. If you want to share your experiences, we would love to hear from you! Email us your story at with the heading User Story.