Isolated strong thunderstorms developed during the afternoon hours across portions of south central Arizona, and due to favorable atmospheric conditions, they developed gusty and damaging microburst winds in excess of 50 mph. The strong winds blew down a number of power poles in communities such as Apache Junction and North Mountain Park, and they also damaged a mobile home park. No injuries were reported due to the gusty winds. The storms resulted in the issuance of multiple products including Severe Thunderstorm Warnings and Significant Weather Advisories.

Thunderstorm Wind in MARICOPA, ARIZONA
From 31-JUL-15 15:50:00 to 31-JUL-15 15:55:00 (MST-7)
Location: PHOENIX
Magnitude: 70.00 EG
Property damage: 30.00K
Crop damage: 0.00K
Reported by: Broadcast Media

Strong thunderstorms affected the central portions of the greater Phoenix metropolitan area during the afternoon hours on July 31st; some of the stronger storms produced damaging microburst wind gusts estimated to be over 70 mph in strength. According to local broadcast media, the strong winds blew the roof off of a car wash at 17th Avenue and Buckeye Road. There was additional structural damage noted at the site due to the strong winds. No injuries were reported. A Severe Thunderstorm Warning was in effect at the time of the wind damage.

Thunderstorm Wind in PINAL, ARIZONA
From 31-JUL-15 13:45:00 to 31-JUL-15 13:45:00 (MST-7)
Location: APACHE JCT
Magnitude: 52.00 EG
Property damage: 10.00K
Crop damage: 0.00K
Reported by: Broadcast Media

Isolated strong thunderstorms developed over the far eastern portion of the greater Phoenix area during the early afternoon hours on July 31st and they produced damaging outflow winds estimated to be at least 60 mph in strength. At 1345MST, strong winds caused damage at the Windsong Mobile Home Park, located about 3 miles southeast of Usery Mountain Park or over the northern portions of Apache Junction. The damage was reported by local broadcast media. Initially, the strong storms led to the issuance of a Significant Weather Advisory for the area. After the damage occurred, and shortly after 1400MST, a Severe Thunderstorm Warning was issued. Fortunately, no injuries were reported at the mobile home park.

Thunderstorm Wind in PINAL, ARIZONA
From 31-JUL-15 13:30:00 to 31-JUL-15 13:40:00 (MST-7)
Location: APACHE JCT
Magnitude: 61.00 EG
Property damage: 75.00K
Crop damage: 0.00K
Reported by: Law Enforcement

Thunderstorms developed across portions of south central Arizona during the early afternoon hours on July 31st and some of them affected the far eastern portion of the greater Phoenix area, including the town of Apache Junction. Some of the stronger storms produced gusty damaging microburst winds estimated to be as high as 70 mph. According to the Department of Public Safety, at 1340MST strong winds blew down power poles near State Route 88 and Tomahawk. Additionally, the Salt River Project utility company reported that 12 power poles were blown down along the Apache Trail north and south of Lost Dutchman Boulevard, and 3 more poles were blown down near Meridian Road and Lost Dutchman Boulevard. In general the damage occurred about 2 miles northeast of Apache Junction.

Thunderstorm Wind in MARICOPA, ARIZONA
From 31-JUL-15 16:00:00 to 31-JUL-15 16:00:00 (MST-7)
Location: PHOENIX TURF ARPT
Magnitude: 60.00 EG
Property damage: 15.00K
Crop damage: 0.00K
Reported by: Broadcast Media

Thunderstorms with gusty and damaging outflow winds developed over portions of the greater Phoenix metropolitan area during the afternoon hours on July 31st. A few of the stronger storms affected the northern communities such as Paradise Valley and Deer Valley. According to local broadcast media, at about 1600MST power poles were blown down in an area about 3 miles north of North Mountain Park. This location was just south of West Bell Road, near 17th street. The damaging wind gusts were estimated to be over 65 mph. Fortunately, no injuries were reported.