The National Weather Service (NWS) issued flood warnings and advisories across eight southern U.S. states on Thursday as severe thunderstorms brought heavy rain and raised the risk of rapid flooding.

Those differences are driven by the agencies’ goals, and they affect what the different maps are intended to be used for. Here, you can see the most current versions of the USDA and NOAA zone maps.

Coastal residents: Learn about San Francisco’s tsunami inundation zones ... Francisco also created its own map showing hazard areas. The National Weather Service Bay Area released the following ...

NWS said an entire zone may be alerted to a severe weather event when only a small portion of the zone is expected to be impacted. That’s why a change is coming on March 18th. The map of the new ...

EVANSVILLE — With the National Weather Service predicting "potentially historic ... she often directs them first to the Building Commission's flood zone map, which uses shaded colors and a ...