Maps
Every map here is rendered live from the Combined Drought Index data — no static images. Explore the current week on the home page, compare two weeks side by side, wipe between them, animate the record, or browse the weekly archive.
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Current Map
The live interactive Combined Drought Index for the latest week. Hover, zoom, and jump to any state.
Open Current Map →⇆
Compare Two Weeks
Two live maps side by side. Pick any two weeks to see how drought conditions changed.
Open Compare Two Weeks →⇋
Comparison Slider
Drag a handle to wipe between an older week and a newer one, both rendered live.
Open Comparison Slider →▶
Animations
Play the weekly CDI record back through time at your chosen frame rate.
Open Animations →🗂
Map Archive
Render any week from July 2021 to the present, then zoom and inspect.
Open Map Archive →🌡
Conditions & Outlooks
Switch between the SPI, SRI and SSMI indices and short-range CDI forecasts.
Open Conditions & Outlooks →