Hurricane Lowell to Impact Kauai; Heat Continues in the South-Central U.S.

Hurricane Lowell is forecast to pass west of Kauai today. Impacts such as high surf and heavy rain could impact all of the islands. A Hurricane Warning is in effect for Kauai, Niihau and the surrounding coastal waters. Sweltering heat remains across the South-Central Plains and Lower/Middle Mississippi Valley, as well as in the Southwest this week with limited nighttime relief. Read More >

The Hydrologic Ensemble Forecasting System (HEFS) is a probabilistic forecasting tool currently under development by the National Weather Service (NWS). The goals of HEFS are to provide hydrologic forecasts including an analysis of “probable outcomes” and to minimize biases in the atmospheric models and in the hydrologic models.

Below is information about HEFS:

Hydrologic Ensemble Forecast System (HEFS)
- HEFS on NWPS (Iowa)
- HEFS Experimental Data Webpage
  - NWS Des Moines service area
HEFS Resources
- Information and FAQs about HEFS

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Hurricane Lowell to Impact Kauai; Heat Continues in the South-Central U.S.

Hydrologic Ensemble Forecast System (HEFS) Information