Thunderstorms developed across portions of the greater Phoenix metropolitan area, mainly to the southeast of Phoenix, during the afternoon hours on September 8th. Some of the stronger storms produced gusty and damaging winds that approached 60 mph in strength. The strong winds downed multiple trees in the community of Gilbert, just to the southwest of Mesa-Gateway Airport. Small to moderate hailstones were also reported; at roughly 1700MST there was a report of hailstones about 0.88 inches in diameter near the intersection of Power and Germann Roads. There were no reports of injury due to the strong winds.

Hail in MARICOPA, ARIZONA
From 08-SEP-20 17:00:00 to 08-SEP-20 17:05:00 (MST-7)
Location: GERMANN
Magnitude: 0.88 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: CoCoRaHS

Thunderstorms with moderate hail developed in the community of Higley during the afternoon hours on September 8th. At roughly 1700MST hail with diameters up to 0.88 inches fell about 3 miles southeast of Higley and just to the southwest of the Mesa-Gateway airport. The hail, which fell near the intersection of Power and Germann Road, was reported via a CoCoRaHS report. There was no damage reported due to the hail.

Thunderstorm Wind in MARICOPA, ARIZONA
From 08-SEP-20 17:00:00 to 08-SEP-20 17:05:00 (MST-7)
Location: HIGLEY
Magnitude: 52.00 EG
Property damage: 10.00K
Crop damage: 0.00K
Reported by: Public

Thunderstorms with gusty and damaging winds developed to the southeast of Phoenix during the late afternoon hours on September 8th. Some of the stronger storms affected communities such as Higley. At about 1700MST, a report from the public indicated that gusty outflow winds downed multiple trees near the intersection of Higley and Pecos Roads, about 1 miles south of the town of Higley.  Wind gusts were estimated to be as high as 60 mph; at about 1705MST a wind gust to 58 mph was reported from the nearby AWOS weather station at Phoenix Mesa-Gateway airport.

Thunderstorm Wind in MARICOPA, ARIZONA
From 08-SEP-20 17:10:00 to 08-SEP-20 17:10:00 (MST-7)
Location: GERMANN
Magnitude: 52.00 EG
Property damage: 20.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Thunderstorms with gusty and damaging outflow winds developed to the southeast of Phoenix during late afternoon hours on September 8th. Some of the stronger storms affected communities such as Higley. At 1710MST a trained spotter located about 2 miles  southeast of Higley reported that outflow winds estimated to be as high as 60 mph downed multiple trees along Germann Road between Greenfield and Power Roads. There were no reports of injury due to the falling trees.

Thunderstorm Wind in MARICOPA, ARIZONA
From 08-SEP-20 17:05:00 to 08-SEP-20 17:05:00 (MST-7)
Location: (CHD)WILLIAMS AFB
Magnitude: 52.00 EG
Property damage: 5.00K
Crop damage: 0.00K
Reported by: Public

Thunderstorms with gusty and damaging winds developed to the southeast of Phoenix during the late afternoon hours on September 8th. According to a report from the public, at 1705MST gusty outflow winds estimated to be as high as 60 mph downed some trees about 2 miles to the southwest of the Phoenix Mesa-Gateway Airport. The report was obtained via social media. There were no reports of any injuries due to the falling trees.

Thunderstorm Wind in MARICOPA, ARIZONA
From 08-SEP-20 17:05:00 to 08-SEP-20 17:05:00 (MST-7)
Location: (CHD)WILLIAMS AFB
Magnitude: 50.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: AWOS

Thunderstorms with strong gusty winds developed to the southeast of Phoenix during the late afternoon hours on September 8th. At 1705MST, one of the stronger storms generated a wind gust to 58 mph as measured by the official AWOS weather station at Phoenix Mesa-Gateway airport.