Air Quality Alert issued May 28 at 11:16AM MST by NWS Phoenix AZ
AQAPSR The Arizona Department of Environmental Quality (ADEQ) has issued an Ozone High Pollution Advisory for the Phoenix Metro Area on Wednesday and Thursday. 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
Red Flag Warning issued May 19 at 12:15AM MST until May 19 at 7:00PM MST by NWS Phoenix AZ
* AFFECTED AREA...Southern Gila County/Tonto National Forest Foothills. * TIMING...In effect from 11 AM MST Monday morning to 7 PM MST Monday evening. * WINDS...West 15 to 25 mph with gusts up to 40 mph. * RELATIVE HUMIDITY...As low as 9 percent. * IMPACTS...Fuels are dry and fire danger is high. These conditions combined with low relative humidity and strong winds will lead to widespread hazardous fire weather conditions.
Wind Advisory issued May 18 at 2:45AM PDT until May 18 at 7:00AM PDT by NWS Phoenix AZ
* WHAT...West winds 30 to 40 mph with gusts up to 55 mph. * WHERE...Southwest corner of Imperial County. * WHEN...Until 7 AM PDT this morning. * IMPACTS...Difficult driving conditions, especially for larger vehicles traveling along roads with crosswinds. Light, unsecured objects may become airborne.
Air Quality Alert issued May 16 at 8:26AM MST by NWS Phoenix AZ
* WHAT...The Imperial County APCD has issued an air quality alert due to harmful levels of particle pollution from windblown dust. * WHERE...Imperial County Northwest, Imperial County Southwest, Imperial Valley. Levels of particle pollution can vary by time and location depending on emissions and local weather conditions. * WHEN...Noon Saturday, May 17 to Noon Sunday May 18, 2025. * IMPACTS... Particle pollution can get deep into the lungs and cause serious health problems such as asthma attacks, heart and lung disease symptoms, and increased risk of lung infections. Everyone can be affected, but sensitive groups such as people with lung
Red Flag Warning issued May 18 at 1:49AM MST until May 19 at 7:00PM MST by NWS Phoenix AZ
* AFFECTED AREA...Southern Gila County/Tonto National Forest Foothills. * TIMING...In effect from 11 AM MST Monday morning to 7 PM MST Monday evening. * WINDS...West 15 to 25 mph with gusts up to 40 mph. * RELATIVE HUMIDITY...As low as 8 percent. * IMPACTS...Fuels are dry and fire danger is high. These conditions combined with low relative humidity and strong winds will lead to widespread hazardous fire weather conditions.
Dust Advisory issued May 17 at 5:39PM PDT until May 17 at 7:45PM PDT by NWS Phoenix AZ
The National Weather Service in Phoenix has issued a * Dust Advisory for... Southwestern Imperial County in southeastern California... * Until 745 PM PDT. * At 538 PM PDT, a dust channel was 10 miles north of Holtville, or 11 miles east of Brawley, moving east at 20 mph. HAZARD...Less than one mile visibility with strong wind in excess of 40 mph. SOURCE...Doppler radar. IMPACT...Hazardous travel. Locations impacted include... El Centro, Brawley, Imperial, Plaster City, Holtville, Westmorland, El Centro Naval Airfield, Calipatria, Alamorio, Dixieland, Seeley, and Wiest.
Wind Advisory issued May 17 at 12:32AM PDT until May 18 at 7:00AM PDT by NWS Phoenix AZ
* WHAT...West winds 30 to 40 mph with gusts up to 55 mph. * WHERE...Southwest corner of Imperial County. * WHEN...From 2 PM this afternoon to 7 AM PDT Sunday. * IMPACTS...Difficult driving conditions, especially for larger vehicles traveling along roads with crosswinds. Light, unsecured objects may become airborne.
Wind Advisory issued May 17 at 12:32AM PDT until May 18 at 2:00AM PDT by NWS Phoenix AZ
* WHAT...West winds 25 to 35 mph with gusts up to 50 mph. * WHERE...Western Imperial County, Salton Sea, and Imperial Valley. * WHEN...From 4 PM this afternoon to 2 AM PDT Sunday. * IMPACTS...Difficult driving conditions, especially for larger vehicles traveling along roads with crosswinds. Light, unsecured objects may become airborne.
Air Quality Alert issued May 16 at 9:34AM MST by NWS Phoenix AZ
The Arizona Department of Environmental Quality (ADEQ) has issued a PM-10 High Pollution Advisory for the Yuma area on Saturday. An episode of strong and gusty winds is forecast to generate widespread blowing dust that may result in local PM-10 concentrations that pose a health risk. Adverse health effects increase as air quality deteriorates. Coarse particulate matter - also known as PM-10 - is an air contaminant that can aggravate heart and lung disease conditions, especially in older adults, children, and those with asthma. A decrease in physical activity is recommended. Consolidate your travel, stabilize loose soils, slow down or
Wind Advisory issued May 16 at 12:40AM PDT until May 18 at 7:00AM PDT by NWS Phoenix AZ
* WHAT...West winds 30 to 40 mph with gusts up to 55 mph expected. * WHERE...Southwest corner of Imperial County. * WHEN...From 2 PM Saturday to 7 AM PDT Sunday. * IMPACTS...Difficult driving conditions, especially for larger vehicles traveling along roads with crosswinds. Light, unsecured objects may become airborne.