In early 1916, the flow on the Gila River around Yuma is estimated to have reached 200,000 cubic feet per second a record which probably will never be broken as reservoirs on the Gila, Salt, and Verde rivers now greatly reduce the flow at Yuma even during the most serious flooding. Over the years, there have been many significant storms that have affected Arizona. Due to a very small population base, the details of storms affecting Arizona during the first half of the 20 th century are sketchy at best, and the following list is largely limited to events that have occurred since 1960. Subscribe to today.Arizona's Most Notable Storms of the 20th Century Reach breaking news reporter Sam Burdette at or on Twitter local journalism. Friday to 5 a.m., westbound I-10 will also be narrowed to one lane between Verrado Way and Miller Road for a widening project.įinally, State Route 24 between Loop 202 and Ellsworth Road will be closed in both directions from 5 a.m. 60 on-ramps from McClintock Drive and Mill Avenue will be closed as well. 143 to westbound I-10 will also be closed during that period, along with westbound I-10 on-ramps from Elliot and Broadway roads.Īlso in that same time frame, the westbound U.S. Monday, according to the Arizona Department of Transportation. This weekend, scheduled construction on the Interstate 10 Broadway Curve Improvement Project continues as it has for several weekends prior.Ĭrews will be working on the Broadway Road bridge, which will shut down westbound I-10 between U.S. With stormy weather carrying through the weekend, highway-goers should check for flash flood warnings before making the trip. This July, temperatures are fairly consistent with that average, with Thursday being only the third day with a forecasted high of less than 100 degrees, according to Frieders.įrieders said before this particular monsoon pattern, temperatures in Phoenix were above average.
The stormy weather is keeping the desert much cooler than it is on average, with high temperatures in the upper 90s and lows in the 100s in Phoenix over the weekend.Ī tweet from the weather service in Phoenix said the city will usually see only about three days with highs under 100 degrees in July. Thunderstorms are predicted to continue through at least early next week. “There’ll be that risk every day,” Frieders said. Frieders said spotty storms could still pose a significant risk for dangerous flooding, especially given how slowly they are moving. “An abundance of moisture will allow any showers and storms that develop to produce heavy rainfall,” the weather service said in its forecast discussion.Īccording to the forecast, the chance of rain is fairly steady each day this weekend, although Frieders said Sunday has the potential for more widespread storm coverage. Throughout the weekend, the weather service forecasts a 20-40% chance of rain for Phoenix daily, with the chances even higher for more elevated areas surrounding the city. The National Weather Service in Tucson also issued several flash flood warnings for areas in Southern Arizona, including northeastern Pima County and southeastern Pinal County until 3 p.m., West Central Graham County and East Central Pinal County until 2:30 p.m., and Southeastern Pima County until 2 p.m.
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“Flash flooding is a significant risk with these storms as they are moving slowly stay vigilant!” the weather service said in a tweet.įlash flood warnings: Here's how to stay safe There is also one including Rio Verde and Sunflower just north of Phoenix in effect until 5:30 p.m. He also mentioned the storm patterns this weekend could produce extreme rainfall in the Valley.įrom late morning to early afternoon Thursday, the weather service issued an increasing number of flash flood warnings for Central and Southern Arizona, a break from the standard earlier in the week of flash flood warnings primarily in Northern Arizona.Īs of Thursday at 1:30 p.m., there are three different flash flood warnings southeast of Phoenix near Globe, which encompass Apache Junction and South Gila County, in effect until 4 p.m. “This pattern is kind of holding into early next week,” Frieders said. Tom Frieders with NWS in Phoenix said the weather service is gauging daily how long the flash flood watch will last, and it's possible it could get another extension based on weather conditions. Most of Arizona, save for a small chunk in the southwest that includes Yuma, is still under a flash flood watch, which was extended until Friday at 5 a.m.
View Gallery: Arizona monsoon 2022 in photos: Dust storms, lightning, flash floodsĪrizona’s monsoon storms will continue into the weekend according to the National Weather Service, with high chances of heavy rain for the Valley and many other parts of the state.
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