Slight Risk for Excessive Rainfall and Severe Thunderstorms Thursday

Additional rounds of thunderstorms are expected Thursday and Thursday night across Oklahoma and north Texas, with risks for both large hail and flash flooding. Strong winds may accompany any storms from east Texas northeast through the lower Great Lakes. Read More >

Current Hazards
Current Conditions
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Forecasts
Rivers and Lakes
- National Water Prediction Service (NWPS)
Climate and Past Weather
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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:

HEFS Data
- HEFS Experimental Data page.
HEFS Resources
- Information and FAQs about HEFS.

DMX RSS Feed

Slight Risk for Excessive Rainfall and Severe Thunderstorms Thursday

Hydrologic Ensemble Forecast System (HEFS) Information