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2025 SKYWARN Storm Spotter Training

SKYWARN is a program that trains volunteers to help keep their local communities safe by providing timely and accurate reports of monsoon season weather to the National Weather Service Read More >

Learn about and explore a variety of historical and record-breaking weather and environmental events that have impacted the people, canyons, deserts, and mountains of northern Arizona. Each event summary includes a detailed description, meteorological figures (such as radar and satellite data), and pictures captured by the public or NWS employees. Click on each year to discover more about significant weather events in northern Arizona.

Media is free to use this event summary information. Please acknowledge the National Weather Service as the source of any information accessed from the site unless otherwise noted.