Interactive map

Whitewater Weatherman

Overlay live radar, rainfall totals, quantitative precipitation forecasts, snowpack levels, soil moisture, first leaf dates, and more, all on one unified map.

Layers

Turn overlays on, tune opacity, and switch forecast windows.

River sections

American Whitewater river sections colored by current flow status.

Radar

NOAA MRMS base reflectivity, updated about every 5 minutes.

Opacity

Past 4 hours

Timeline

Loading radar frames...

Rainfall totals

Observed precipitation accumulation

Window Opacity

QPF forecast

WPC quantitative precipitation forecasts for 1, 3, 5, and 7 days.

Forecast Opacity

Soil moisture

National Water Model near-surface soil moisture saturation.

Opacity

Spring effect

Phenology anchors for spring onset, green-up, and canopy development.

Metric Opacity

Uses USA-NPN first-leaf and MODIS-derived phenology layers to anchor spring runoff tests.

Learn how spring effect works

Snow pack basins

USDA NWCC-style HUC-6 basin snow water equivalent, shown as a percentage of median from the latest complete daily update.

Opacity

Loads basin SWE percentage-of-median shading on demand.

Watersheds

Zoom-aware watershed boundaries.

Zoom in to load watershed boundaries.

Legal

Privacy, Terms & Disclaimer

Review the website privacy policy, terms and conditions, cookie notice, and liability disclaimer.

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Layer Legends