Precipitation Outlooks

  • Excessive rainfall forecasts

    The excessive rainfall graphics provide a forecast of the potential for flash flooding across the continental United States. The graphics display the probability that precipitation will exceed the flash flood guidance values issued by the National Weather Service River Forecast Centers (RFCs).


  • Quantitative precipitation forecasts

    NOAA’s Hydrometeorological Prediction Center incorporates the latest surface and upper air analyses, radar data, satellite data, and model guidance in order to create quantitative precipitation forecasts.