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For example , in 1999 , NOAA 's National Weather Service had an average lead time of 11.6 minutes for tornado warnings and an average lead time of 41 minutes for flash floods . In the United States , the data will be used by NOAA 's National Weather Service for its long-range weather and climate forecasts , and many other users of environmental data and products around the world . Officials from NOAA 's National Weather Service today praised the city and county of Honolulu for completing of a set of rigorous warning and evacuation criteria necessary to earn the distinction of being TsunamiReady and StormReady . NOAA 's National Weather Service operates the most advanced weather and flood warning and forecast system in the world , helping to protect lives and property and enhance the national economy . ) , director of NOAA 's National Weather Service .