Thunderstorms developed during the late evening hours across the greater Phoenix metropolitan area on July 26th. The stronger storms generated gusty and damaging microburst winds in excess of 60 mph which uprooted trees and blew down power poles and power lines. Some of the most significant damage occurred over far northern portions of the greater Phoenix area, including Desert Ridge Marketplace, Deer Valley and Peoria. In addition to the strong gusty winds, locally heavy rain occurred which led to urban flooding and the issuance of Urban and Small Stream Flood Advisories. Finally, the strong winds briefly led to dust storm conditions over central portions of the Phoenix area, including Tumbleweed Park.

Thunderstorm Wind in MARICOPA, ARIZONA
From 26-JUL-14 22:55:00 to 26-JUL-14 22:58:00 (MST-7)
Location: CLEARWATER HILLS
Magnitude: 65.00 EG
Property damage: 100.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Thunderstorms with strong damaging microburst winds developed across the northern portion of the greater Phoenix metropolitan area during the late evening hours on July 26th, affecting communities such as Deer Valley and Scottsdale. The powerful outflow winds, estimated to be at least 70 mph at times, created significant damaged to trees and power poles in the area near Desert Ridge Marketplace. A meteorologist reported that huge trees were blown down at an apartment complex located at Greenway Road and 40th Street. The trees crushed several cars at the complex. Power poles and lines were also downed by the strong winds. At about the same time, a trained spotter reported numerous large trees downed near Greenway and 44th street. Finally, according to local Fire and Rescue, more trees and power lines were blown down on Greenway Road between Tatum and 41st street.

Heavy Rain in MARICOPA, ARIZONA
From 26-JUL-14 22:45:00 to 27-JUL-14 01:15:00 (MST-7)
Location: PHOENIX TURF ARPT
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Intense thunderstorms developed across the northern portion of the greater Phoenix metropolitan area during the late evening hours on July 26th. In addition to damaging microburst winds, the stronger storms produced locally heavy rainfall with peak rain rates approaching 2 inches per hour. At 2334MST, a trained weather spotter about 3 miles southwest of Desert Ridge Marketplace measured 1.15 inches of rain in the span of 31 minutes. The rain led to minor urban flooding and resulted in the issuance of an Urban and Small Stream Flood Advisory at 2319MST. The advisory continued through the early morning hours on July 27, expiring at 0115MST.

Thunderstorm Wind in MARICOPA, ARIZONA
From 26-JUL-14 23:40:00 to 26-JUL-14 23:40:00 (MST-7)
Location: (LUF)LUKE AFB
Magnitude: 52.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: AWOS

Strong thunderstorms with microburst winds developed across portions of the greater Phoenix area during the late evening hours on July 26th. Some of the storms affected Luke Air Force Base. The AWOS weather sensor at Luke measured a wind gust of 60 mph.

Thunderstorm Wind in MARICOPA, ARIZONA
From 26-JUL-14 23:05:00 to 26-JUL-14 23:10:00 (MST-7)
Location: PHOENIX DEER VLY ARP
Magnitude: 65.00 EG
Property damage: 50.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Thunderstorms with damaging microburst winds developed across the northern portions of the greater Phoenix metropolitan area during the late evening hours on July 26th. Some of the storms affected communities such as Deer Valley and North Mountain Park. A trained weather spotter just to the southwest of Deer Valley Municipal Airport reported that numerous power poles were blown down near the intersection of 7th Avenue and Deer Valley Road. Wind gusts were estimated to be close to 70 mph. Additionally, another trained spotter a bit further south, about 3 miles north of North Mountain Park reported a number of trees blown down. Street flooding was also occurring in the same location.

Thunderstorm Wind in MARICOPA, ARIZONA
From 26-JUL-14 23:25:00 to 26-JUL-14 23:25:00 (MST-7)
Location: PHOENIX DEER VLY ARP
Magnitude: 60.00 EG
Property damage: 5.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Strong thunderstorms developed across the northern portions of the greater Phoenix metropolitan area during the late evening hours on July 26th, and they affected communities such as Peoria. According to a trained weather spotter 2 miles northeast of Peoria, thunderstorm winds estimated to be near 65 mph blew down a large tree near the intersection of 67th Avenue and Pinnacle Peak Road. The downed tree was blocking traffic. No injuries were reported due to the downed tree.

Dust Storm in GREATER PHOENIX AREA, ARIZONA
From 26-JUL-14 22:00:00 to 26-JUL-14 23:00:00 (MST-7)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Intense thunderstorms developed across the greater Phoenix area during the late evening hours on July 26th, and they produced gusty outflow winds in excess of 50 mph which primarily affected northern and central portions of the Phoenix area. The gusty winds created dust storm conditions and led to the issuance of a Dust Storm Warning at 2223MST. The warning expired at 2300MST, and was replaced by a Blowing Dust Advisory which ran through midnight. At 2204MST, a trained spotter in east Mesa reported 40 mph winds and indicated visibility was below one half mile and dropping. At 2219MST, another trained spotter 2 miles northwest of Seville reported a dust storm with one quarter mile visibility. He also reported winds gusting to 50 mph. Finally, at 2229MST, a trained spotter 4 miles southeast of Tumbleweed Park reported a dust storm. Fortunately, no injuries or accidents were reported due to the dust storm.

Thunderstorm Wind in MARICOPA, ARIZONA
From 26-JUL-14 22:58:00 to 26-JUL-14 22:58:00 (MST-7)
Location: SCOTTSDALE MUNI
Magnitude: 60.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Thunderstorms with damaging microburst winds developed across the northern portions of the greater Phoenix metropolitan area during the late evening hours on July 26th. Some of the strongest storms of the evening occurred in the area around Desert Ridge Marketplace. A trained weather spotter reported estimated peak wind gusts to 69 mph. The gusts produced significant damage in the area as well as knocking out power.

Thunderstorm Wind in MARICOPA, ARIZONA
From 26-JUL-14 23:01:00 to 26-JUL-14 23:01:00 (MST-7)
Location: PHOENIX DEER VLY ARP
Magnitude: 60.00 EG
Property damage: 5.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Thunderstorms with damaging microburst winds developed across the northern portions of the greater Phoenix metropolitan area during the late evening hours on July 26th. The storms affected communities such as Deer Valley, Paradise Valley and Scottsdale. A trained weather spotter in Deer Valley, about 4 miles west of Desert Ridge Marketplace, reported trees uprooted near the intersection of 16th Street and Utopia. Peak wind gusts were estimated to be near 65 mph.

Thunderstorm Wind in MARICOPA, ARIZONA
From 26-JUL-14 23:08:00 to 26-JUL-14 23:13:00 (MST-7)
Location: PHOENIX DEER VLY ARP
Magnitude: 53.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: ASOS

Thunderstorms with microburst winds developed across the northern portions of the greater Phoenix area, including Scottsdale and Deer Valley, during the late evening hours on July 26th. The automatic ASOS weather sensor at Deer Valley airport measured a peak wind gust of 61 mph at 2308MST and again at 2313MST.