{}, I regret to inform you that the dataset you've referred to hasn't been included in your message. Without specific data, generating an accurate and detailed summary of active or impending natural disasters in the USA is not feasible. If you could provide the warning or alert data, I would be more than happy to help craft an immersive narrative for you.

In the meantime, please ensure you follow local news, weather stations, and official government warnings for the most up-to-date and accurate information regarding any natural disasters or severe weather events. It's crucial to stay informed and prepared in the face of potential emergencies. Stay safe and let me know if there's any other way I can assist you.