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Baltimore/Washington Area Hydrology Page

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View our timeline of historic flood events in the region!
Check out the DC-area Potomac Inundation Maps!
Latest drought information

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Local Precipitation Forecasts
(Hover over or click/tap on the timeframes to change the image.)

 

 

QPF

National Precipitation Forecasts, Days 1 through 3 (click to enlarge)
Please note: The below forecasts represent a basin average and may not represent local maxima.

Images from the NWS Weather Prediction Center (WPC)

Day 1 Rainfall

Day 2 Rainfall

Day 3 Rainfall

Temperature/Precipitation Observations

Probabilistic Precipitation Forecast for the next 3 Days

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Most likely Forecast Precipitation over the next 3 Days

 

 

 

Reasonable Low End Forecast Precipitation over the next 3 Days

 

 

 

 

Reasonable Worst Case Forecast Precipitation over the next 3 Days