Posted by Teo Blašković on
Heavy monsoon downpours affecting Flagstaff, Arizona on July 15, 2021, caused severe flash flooding for the second day in a row, forcing authorities to issue numerous warnings and advisories.
A Flash Flood Warning was issued for Yavapai and Coconino counties, Ash Fork, and areas along Granite Creek in Prescott where a Severe Thunderstorm Warning was also issued. The storms drifted off to the southeast over I-40 and I-18 in central Arizona.
A Significant Weather Advisory was issued for the NW Coconino County between House Rock Canyon and Marble Canyon along route 89A until 17:40 MST.
NWS office in Flagstaff warned this storm is capable of producing winds up to 65 km/h (40 mph), 13 mm (0.5 inches) hail, and heavy rainfall.