Active Weather Alerts
Flash Flood Warning
Issued: 12:47 AM Sep. 2, 2025 – National Weather Service
The National Weather Service in Phoenix has issued a * Flash Flood Warning for... Maricopa County in south central Arizona... * Until 900 PM MST. * At 547 PM MST, Doppler radar indicated thunderstorms producing heavy rain across the warned area. Between 1 and 1.5 inches of rain have fallen. Flash flooding is ongoing or expected to begin shortly. HAZARD...Life threatening flash flooding. Thunderstorms producing flash flooding. SOURCE...Radar. IMPACT...Life threatening flash flooding of creeks and streams, urban areas, highways, streets and underpasses. * Some locations that will experience flash flooding include... Rio Verde. This includes the following streams and drainages... Indian Spring Wash, Verde River and Camp Creek. PRECAUTIONARY/PREPAREDNESS ACTIONS... Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles. Flooding is occurring or is imminent. It is important to know where you are relative to streams, rivers, or creeks which can become killers in heavy rains. Campers and hikers should avoid streams or creeks. && FLASH FLOOD...RADAR INDICATED; FLASH FLOOD DAMAGE THREAT...CONSIDERABLE
Special Weather Statement
Issued: 12:34 AM Sep. 2, 2025 – National Weather Service
...STRONG THUNDERSTORMS WILL IMPACT MARICOPA COUNTY THROUGH 615 PM MST... At 534 PM MST, Doppler radar was tracking a cluster of strong thunderstorms near Scottsdale, moving southwest at 15 mph. HAZARD...Wind gusts up to 50 mph. SOURCE...Radar indicated. IMPACT...Gusty winds could knock down tree limbs and blow around unsecured objects. Locations impacted include... Phoenix, Scottsdale, Fountain Hills, Paradise Valley, Cave Creek, Carefree, McDowell Mountain Park, Scottsdale Airport, and Desert Ridge Marketplace. This includes AZ Route 101 between mile markers 30 and 43. PRECAUTIONARY/PREPAREDNESS ACTIONS... If outdoors, consider seeking shelter inside a building. && MAX HAIL SIZE...0.00 IN; MAX WIND GUST...50 MPH
Dust Storm Warning
Issued: 12:26 AM Sep. 2, 2025 – National Weather Service
The National Weather Service in Phoenix has issued a * Dust Storm Warning for... Maricopa County in south central Arizona... Pinal County in southeastern Arizona... * Until 630 PM MST. * At 526 PM MST, a wall of dust was along a line extending from 6 miles southwest of Chandler Fashion Center Mall to near Bapchule to near Casa Grande, moving southwest at 20 mph. HAZARD...Less than a quarter mile visibility with strong wind in excess of 50 mph. SOURCE...Doppler radar. IMPACT...Dangerous life-threatening travel. * This includes the following highways... AZ Interstate 10 between mile markers 163 and 200. AZ Interstate 8 between mile markers 146 and 178. AZ Route 87 near mile marker 147, and between mile markers 152 and 162. Locations impacted include... Chandler, Casa Grande, Sun Lakes, Maricopa, Bapchule, Estrella Sailport, Olberg, Arizola, Firebird Lake, Sacaton, Santan, Mobile, Stanfield, and Ak-Chin Village. PRECAUTIONARY/PREPAREDNESS ACTIONS... Dust storms lead to dangerous driving conditions with visibility reduced to near zero. If driving, avoid dust storms if possible. If caught in one, pull off the road, turn off your lights and keep your foot off the brake. Motorists should not drive into a dust storm. PULL ASIDE STAY ALIVE! &&
Dust Advisory
Issued: 12:22 AM Sep. 2, 2025 – National Weather Service
The National Weather Service in Phoenix has issued a * Dust Advisory for... Maricopa County in south central Arizona... * Until 600 PM MST. * At 521 PM MST, patche of blowing dust were along a line extending from near Scottsdale to Scottsdale Airport to Salt River Indian Community, moving west at 30 mph. HAZARD...Less than one mile visibility with strong wind in excess of 50 mph. SOURCE...Doppler radar. IMPACT...Hazardous travel. * This includes the following highways... AZ Interstate 10 between mile markers 142 and 153. AZ Interstate 17 between mile markers 195 and 222. AZ Route 51 between mile markers 1 and 15. Locations impacted include... Phoenix, Mesa, Glendale, Scottsdale, Tempe, Paradise Valley, Mesa Riverview Mall, Tempe Marketplace, Papago Park, Piestewa Peak Park, Deer Valley Airport, Salt River Indian Community, North Mountain Park, Arizona State Fairgrounds, and Downtown Phoenix. PRECAUTIONARY/PREPAREDNESS ACTIONS... Blowing dust brings reduced visibility, leading to dangerous driving conditions. If driving, avoid blowing dust if possible. If caught in dense blowing dust, pull off the road, turn off your lights and keep your foot off the brake. &&
Flood Advisory
Issued: 12:12 AM Sep. 2, 2025 – National Weather Service
...FLOOD ADVISORY IN EFFECT UNTIL 815 PM MST THIS EVENING... * WHAT...Flooding caused by excessive rainfall is expected. * WHERE...A portion of south central Arizona, including the following county, Maricopa. * WHEN...Until 815 PM MST. * IMPACTS...Minor flooding in low-lying and poor drainage areas. * ADDITIONAL DETAILS... - At 512 PM MST, Doppler radar indicated heavy rain due to thunderstorms. Minor flooding is ongoing or expected to begin shortly in the advisory area. Between 0.5 and 1 inch of rain has fallen. - This includes the following streams and drainages... Sheep Creek, Camp Creek, Sycamore Creek, Copper Camp Creek, Davenport Wash, South Fork Sheep Creek, Verde River and Indian Spring Wash. Additional rainfall amounts of 0.5 to 1 inch are expected over the area. This additional rain will result in minor flooding. - Some locations that will experience flooding include... mainly rural areas of Maricopa County - http://www.weather.gov/safety/flood PRECAUTIONARY/PREPAREDNESS ACTIONS... Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles. Move away from recently burned areas. Life-threatening flooding of creeks, roads and normally dry arroyos is likely. The heavy rains will likely trigger rockslides, mudslides and debris flows in steep terrain, especially in and around these areas. Flooding is occurring or is imminent. It is important to know where you are relative to streams, rivers, or creeks which can become killers in heavy rains. Campers and hikers should avoid streams or creeks. &&
Air Quality Alert
Issued: 4:25 PM Aug. 31, 2025 – National Weather Service
...OZONE HIGH POLLUTION ADVISORY FOR MARICOPA COUNTY INCLUDING THE PHOENIX METRO AREA THROUGH TUESDAY... The Arizona Department of Environmental Quality (ADEQ) has extended an Ozone High Pollution Advisory for the Phoenix Metro Area through Tuesday. This means that forecast weather conditions combined with existing ozone levels are expected to result in local maximum 8-hour ozone concentrations that pose a health risk. Adverse health effects increase as air quality deteriorates. Ozone is an air contaminant which can cause breathing difficulties for children, older adults, as well as persons with respiratory problems. A decrease in physical activity is recommended. You are urged to car pool, telecommute or use mass transit. The use of gasoline-powered equipment should be reduced or done late in the day. For details on this High Pollution Advisory, visit the ADEQ internet site at www.azdeq.gov/forecast/phoenix or call 602-771-2300.
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