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Extreme Heat and Tropical Storm Bertha Impacts

Dangerous heat will expand from the Gulf Coast into the Southern Plains and Desert Southwest through week's end. Additional extreme heat impacting the Pacific Northwest will shift to the northern Plains by the weekend. Tropical Storm Bertha is expected to continue to impact portions of the northwestern Gulf Coast from south central Louisiana to the upper Texas coast today. 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.

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