Waterway and Drought








SPI Map for 30-Day period ending 03/27/2025

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Note: SPI stands for Standardized Precipitation Index, Map denotes US Climate Divisions
The climate-division values are derived from station-based values (from NCEI's GHCN-D dataset) and are not official NCEI divisional values
Due to processing time and data flows, SPI maps cannot be generated for the two most recent days.
Map Legend

River levels as of 03/27/2025

DFM ≤ -5
DFM < 0 and > -5
DFM = 0
DFM > 0 and < 5
DFM ≥ 5
Forecast projections courtesy of the Advanced Hydrological Prediction System.
All units are in feet.