Thunderstorm Wind Reports

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Time Magnitude State County Location Narrative
18:30Z 35 PR Guayama Guayama Tree down at Barrio Puerto Jobos street A House Number 89.
21:35Z 52 AZ Pima Haivana Nakya A power pole was downed by thunderstorm winds about 10 miles northeast of Sells.
22:12Z 55 AZ Maricopa Carefree Strong thunderstorms developed across the greater Phoenix metropolitan area as well as higher terrain areas northeast of Phoenix during the afternoon hours on July 9th. The stronger storms generated gusty outflow winds in excess of 60 mph at times. An automated weather station located at Horseshoe Dam measured a wind gust of 63 mph at 1512MST.
22:40Z 52 AZ Maricopa Twin Knolls Strong thunderstorms developed over eastern portions of the greater Phoenix area during the afternoon hours, and they produced strong, gusty and damaging outflow winds that affected portions of East Mesa. According to a report from local broadcast media, at 1540MST winds estimated to be at least 60 mph caused damage to a mobile home park located about 3 miles east of East Mesa. The damage was near the intersection of Broadway and Ellsworth Roads. No injuries were reported due to the wind damage.
22:45Z 60 AZ Maricopa Buckhorn Scattered thunderstorms developed over eastern portions of the greater Phoenix area during the afternoon hours and some of them affected the community of Gilbert. The more intense storms produced gusty and damaging outflow winds in excess of 50 mph. According to a trained weather spotter located about 3 miles northeast of Gilbert, at 1545MST strong winds downed several trees in the area near the intersection of Baseline and Greenfield Roads. Wind gusts were estimated to be as high as 60 mph. No injuries were reported due to the strong winds.
22:50Z 56 AZ Maricopa Mesa Scattered thunderstorms developed across the eastern portion of the greater Phoenix area, including the community of Mesa, during the afternoon hours on July 9th. Some of the storms produced gusty and damaging outflow winds in excess of 60 mph. According to a public report, at 1550MST gusty winds estimated to be nearly 65 mph downed several large trees which were located between University Drive and Main Street, just east of Center Street. Shortly thereafter, at 1605MST, local broadcast media reported trees and power lines downed by the strong winds approximately 1 mile northeast of Mesa, near the intersection of Mesa Drive and East 8th Street.
22:55Z 56 AZ Maricopa Mesa Strong thunderstorms developed across the eastern portions of the greater Phoenix area, including the community of Mesa, during the afternoon hours on July 9th. The stronger storms generated gusty and damaging outflow winds in excess of 60 mph. According to a trained weather spotter in central Mesa, at 1555MST winds estimated to be at least 65 mph downed several trees and damaged a garage. The damage was just northeast of the intersection of east Brown Road and Mesa Drive. No injuries were reported due to the strong winds.
22:57Z 52 AZ Maricopa Tempe Strong thunderstorms developed over central portions of the greater Phoenix area, including the community of Tempe, during the afternoon hours on July 9th. Some of the storms generated gusty outflow winds in excess of 50 mph. According to a public report, at about 1600MST outflow winds estimated to be 60 mph in strength blew down a large tree near the intersection of University Avenue and McClintock Road, about 1 mile northeast of Arizona State University. No injuries resulted from the falling tree.
23:05Z 52 AZ Maricopa Buckhorn Scattered thunderstorms developed across the eastern portion of the greater Phoenix area during the afternoon hours on July 9th and some of the stronger storms produced gusty and damaging outflow winds in excess of 50 mph. One strong storm impacted the community of East Mesa. According to a trained weather spotter 4 miles west of East Mesa, gusty winds estimated to be upwards of 60 mph damaged a carport just northeast of the intersection of East Main Street and north Val Vista Drive. The extent of the damage was not reported.
23:08Z 70 AZ Maricopa Mesa Scattered thunderstorms developed over the eastern portion of the greater Phoenix area, including the community of Mesa, during the afternoon hours on July 9th. The stronger storms generated very damaging microburst wind gusts well in excess of 60 mph. According to a trained weather spotter in Mesa located just northeast of the intersection of Broadway Road and Stapley Drive, gusty microburst winds estimated to be at least 80 mph knocked down numerous trees with diameters of at least 6 inches. In addition, a strong gust peeled back part of the roof of a house near the intersection of Jarvis Avenue and Barkley Road. No injuries were reported due to the strong winds.
23:10Z 61 AZ Maricopa Mesa Strong thunderstorms developed across the eastern portion of the greater Phoenix area, including the community of Mesa, during the afternoon hours on July 9th. The storms generated strong and gusty outflow winds in excess of 60 mph at times. One strong storm affected the central portion of Mesa. According to a local broadcast media report, strong microburst winds estimated to be near 70 mph caused a large tree to blow over and fall onto a house. The house was near the intersection of north Center Street and east 8th Street. The fallen tree required the rescue of a male resident of the house and there was one known injury.
23:14Z 70 AZ Pinal Magma Thunderstorms developed over the south-central deserts during the afternoon hours, and some of them affected the area around the town of Florence. The stronger storms produced strong downburst winds well in excess of 60 mph. According to a local utility company, a wind gust to 80 mph was measured by an ALERT wind sensor at 1614MST. The reading was taken about 6 miles to the north of Florence.
23:30Z 78 AZ Maricopa (phx)sky Harbor Arpt Scattered thunderstorms affected the central portions of the greater Phoenix area, including downtown Phoenix and areas around Sky Harbor Airport, during the afternoon hours on July 9th. A few of the stronger storms generated very strong and damaging microburst winds. According to a report from local broadcast media, at 1630MST a microburst occurred about 1 mile northwest of Sky Harbor Airport and it was estimated by damage to be as high as 90 mph. The strong winds tore off large sections of an apartment complex roof which resulted in a serious injury to an occupant. A few minutes after the damage occurred, a wind gust of 71 mph was measured nearby by the official ASOS weather station at Sky Harbor Airport.
23:34Z 51 AZ Maricopa Scottsdale Muni Scattered thunderstorms developed in the greater Phoenix area during the afternoon hours on July 9th and some of the stronger storms produced gusty outflow winds in excess of 50 mph. One of these storms generated strong outflow winds in the town of Scottsdale. At 1634MST, the official ASOS weather station located at the Scottsdale Airport measured a wind gust of 59 mph.
23:35Z 52 AZ Maricopa West End Scattered thunderstorms moved across the western portion of the greater Phoenix area during the late afternoon hours on July 9th and they produced gusty and damaging outflow winds. The winds downed a number of trees across the Glendale area within about a 30 minute period. At 1635MST a trained weather spotter 4 miles northeast of Glendale reported a large tree downed by thunderstorm outflow winds. The downed tree was northeast of the intersection of Dunlap Avenue and 35th Avenue. At 1700MST a member of the public 5 miles south of Glendale reported another large tree downed near the intersection of 51st Avenue and McDowell Road. Finally, at 1712MST a trained spotter 2 miles southwest of Glendale reported a tree with a 10 inch diameter trunk blown down and blocking 75th Avenue near Missouri Avenue. Wind gusts in all cases were estimated to be near 60 mph in strength. No injuries were reported due to falling trees.
23:35Z 52 AZ Maricopa West End Scattered thunderstorms moved across the western portion of the greater Phoenix area during the late afternoon hours on July 9th and they produced gusty and damaging outflow winds. The winds downed a number of trees across the Glendale area within about a 30 minute period. At 1635MST a trained weather spotter 4 miles northeast of Glendale reported a large tree downed by thunderstorm outflow winds. The downed tree was northeast of the intersection of Dunlap Avenue and 35th Avenue. At 1700MST another trained spotter 5 miles south of Glendale reported another large tree downed near the intersection of 51st Avenue and McDowell Road. Finally, at 1712MST a trained spotter 2 miles southwest of Glendale reported a tree with a 10 inch diameter trunk blown down and blocking 75th Avenue near Missouri Avenue. Wind gusts in all cases were estimated to be near 60 mph in strength. No injuries were reported due to falling trees.
23:38Z 62 AZ Maricopa (phx)sky Harbor Arpt Strong thunderstorms developed across the central portions of the greater Phoenix area during the afternoon hours on July 9th. Some of the storms produced very strong microburst winds in excess of 60 mph. At 1638MST the official ASOS weather station at Phoenix Sky Harbor Airport measured a wind gust of 71 mph.
23:42Z 56 AZ Maricopa Phoenix Deer Vly Arp Strong thunderstorms developed over the northern portion of the greater Phoenix area, including the community of Deer Valley, during the afternoon hours on July 9th. Some storms produced strong outflow winds in excess of 50 mph. At 1642MST, The official ASOS weather station at the Deer Valley airport measured a wind gust to 64 mph.
23:45Z 56 AZ Maricopa Phoenix Deer Vly Arp Scattered thunderstorms developed over the northern portion of the greater Phoenix area, including the community of Deer Valley, during the afternoon hours on July 9th. Some of the stronger storms generated gusty damaging outflow winds in excess of 50 mph. According to a trained spotter located 6 miles east of Deer Valley, strong wind gusts estimated to be upwards of 65 mph uprooted a tree with a 7 inch diameter trunk. The damage occurred on Beardsley Road, just east of Coyote Basin Park.
23:45Z 61 AZ Maricopa Phoenix Deer Vly Arp Thunderstorms developed across the northern portion of the greater Phoenix area, including the area around Deer Valley, during the late afternoon hours on July 9th. Some of the stronger storms generated gusty outflow winds in excess of 60 mph. According to a report from the public, at 1645MST gusty winds estimated up to 70 mph downed numerous trees in a local neighborhood. In addition, they tore a solar panel from a roof. The damage occurred about 7 miles northwest of the Deer Valley Airport, in an area just west of Pyramid Peak Parkway and north of Happy Valley Road.
23:45Z 65 AZ Maricopa Phoenix Thunderstorms developed across the central portion of the greater Phoenix area, including downtown Phoenix, during the afternoon hours on July 9th. Some of the stronger storms generated gusty and damaging microburst type outflow winds, well in excess of 60 mph at times. According to a trained weather spotter located about 2 miles northwest of central Phoenix, at 1645MST outflow winds estimated at 75 mph blew a 25 foot section of roof off of a building. The building was located near north 19th Avenue and west Holly Street. This was just east of Grande Avenue and north of McDowell Road. No injuries were reported due to the damaged building.
23:50Z 52 AZ Pinal Kohatk Seven power poles were downed by thunderstorm winds 12 miles southwest of Chuichu.
23:55Z 52 AZ Maricopa Glendale Muni Arpt Thunderstorms developed across the western portion of the greater Phoenix area, including the community of Peoria, during the late afternoon hours on July 9th. Some of the stronger storms generated gusty and damaging outflow winds in excess of 50 mph. According to a trained weather spotter 1 mile east-southeast of Peoria, gusty winds downed a large tree and also blew off a number of roof shingles from a nearby building. This was near the intersection of north 75th Avenue and west Mission Lane. At about the same time, another trained spotter 2 miles southwest of Peoria indicated that several trees were downed near the intersection of the loop 101 and Olive Avenue. In both cases, wind gusts were estimated to be at least 60 mph in strength.
23:55Z 56 AZ Maricopa Sun City Thunderstorms developed across the northern portion of the greater Phoenix area, including the town of Deer Valley, during the late afternoon hours on July 9th. The stronger storms generated gusty and damaging outflow winds in excess of 60 mph. According to a trained weather spotter 5 miles west of Deer Valley, gusty winds to near 65 mph downed a large tree. No injuries were reported. The downed tree was located just northeast of the intersection of 67th Avenue and the Loop 101.
00:00Z 43 NV Clark Cottonwood Lndg Thunderstorm winds caused minor damage to several trailers, including broken awnings and a broken window due to flying debris.
00:08Z 52 AZ Maricopa (luf)luke Afb Scattered thunderstorms developed across the western portion of the greater Phoenix area during the afternoon hours on July 9th and a few of the stronger storms generated gusty outflow winds in excess of 50 mph. At 1708MST the official ASOS weather station at Luke Air Force Base measured a wind gust of 60 mph.
00:15Z 52 AZ Maricopa Fennemore Thunderstorms developed across the western portion of the greater Phoenix area during the late afternoon hours and some of the stronger storms produced gusty outflow winds in excess of 50 mph. According to a trained weather spotter located about 2 miles northwest of Citrus Park, at 1715MST thunderstorm wind gusts estimated as high as 60 mph blew off a number of roof tiles on a home. The home was northwest of Luke Air Force Base and east of the White Tank Mountains, and just northeast of the intersection of Olive Avenue and north Perryville Road.
00:35Z 56 AZ Yavapai Oak Creek Canyon Arp The AWOS at the Sedona Airport reported a peak wind gust of 64 MPH.
00:35Z 61 AZ Maricopa Ennis Thunderstorms developed across the northwest portion of the greater Phoenix area, including the town of Sun City, during the late afternoon and early evening hours on July 9th. The stronger storms generated gusty and damaging outflow winds in excess of 60 mph. According to a trained weather spotter located about 3 miles north of Sun City, gusty outflow winds estimated to be as high as 70 mph knocked down a tree with an 8 inch diameter trunk. The downed tree was partially blocking Beardsley Road near 95th Avenue. No accidents were reported due to the tree obstructing traffic on the road.
00:39Z 51 AZ Mohave Berry This gust occurred at the Kingman Airport (KIGM).
01:05Z 103 MT Sheridan Plentywood Shrwd Arp The town of Plentywood was directly hit by a macroburst with estimated wind speeds of up to 118 mph. The most significant damage occurred at the Plentywood airport, where the metal beacon tower was bent over to the ground, ten general aviation aircraft were damaged or destroyed, eight hangars were totaled, and 6 other hangars sustained minor to moderate damage. Widespread tree and roof damage was reported throughout the town, along with a couple of outbuildings and garages destroyed.
01:45Z 75 MT Sheridan Reserve The Director of the North Dakota Agricultural Weather Network (NDAWN) reported through social media that the agrimet mesonet site Dagmar 7WSW measured wind gusts of at least 65 mph from 6:45 PM MST to 7:05 PM MST. The peak wind gust of 86 mph was recorded at 7:00 PM MST. All times are estimated.
02:05Z 51 SD Lawrence Spearfish
02:05Z 52 WY Crook Beulah
02:19Z 52 SD Lawrence Spearfish Small tree branches were downed by the wind.
02:41Z 60 MT Sheridan Medicine Lake Raws The Medicine Lake RAWS site measured a 69 mph wind gust. Time is estimated.
02:52Z 54 AZ Yuma Yuma Proving Ground Isolated thunderstorms developed over the deserts of far southwest Arizona during the evening hours on July 9th. Some of the stronger storms produced strong and gusty outflow winds. According to a mesonet weather station report, at 1952MST a wind gust of 62 mph was measured at a location about 12 miles northwest of Tacna. No damage was reported in the area.
03:48Z 50 AZ Yuma Marine Air Station Isolated thunderstorms developed across portions of far southwest Arizona, including the area around Yuma, during the evening hours on July 9th. A few of the storms generated very strong and gusty outflow winds. At 2048MST the Yuma AWOS weather station, located about 11 miles southwest of the Fortuna Foothills, measured a wind gust to 58 mph. No damage was reported in the area.
04:00Z 52 SD Butte Hoover Wind gusts were estimated at 60 mph.
04:14Z 65 NV Clark Dike Siding Several trees and one street light blew down. Over 41,000 people were without power.
04:27Z 62 CA Imperial Bard Thunderstorms with gusty outflow winds developed along the lower Colorado River Valley during the evening hours on July 9th; some of the stronger storms were located just to the north of the town of Yuma and south of Castle Dome Landing. A mesonet automatic weather station measured a wind gust to 71 mph with one of the the strong storms.
04:31Z 54 ND Williams (isn)sloulin Fld Wil
04:45Z 70 SD Perkins Usta Tree branches six to ten inches in diameter were downed by the wind.
05:34Z 52 ND Mckenzie Arnegard Law Enforcement estimated 60 mph thunderstorm wind gusts.
05:55Z 51 ND Mckenzie Watford City
07:43Z 52 ND Mclean Garrison
11:15Z 61 SD Day Waubay Seventy mph winds tipped over two campers with one rolling at Bitter Lake Lodge.

Storm reports are derived from "The Storm Events Database" (National Centers for Environmental Information) and/or "Past Storm Reports" (Storm Prediction Center).