Active National Weather Service alert for Phoenix, Arizona 85004: Extreme Heat Warning. Extreme Heat Warning issued August 23 at 10:23AM MST until August 29 at 8:00PM MST by NWS Phoenix AZ Until Sat, 8:00 PM MST.
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Phoenix, Arizona 85004 weather, straight from the source.

Current conditions, official National Weather Service forecasts and alerts, rain timing, local radar, air quality, wind, humidity, sunrise, sunset, and the latest reported update for Phoenix, Arizona 85004. Always follow local warnings and emergency instructions.

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Weather status

Extreme Heat Warning

Extreme Heat Warning issued August 23 at 10:23AM MST until August 29 at 8:00PM MST by NWS Phoenix AZ Expires Sat, 8:00 PM MST.

Official NOAA / NWSWSR-88D DopplerUpdates every 5 minutes

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What’s next

Hourly forecast

Phoenix, Arizona 85004

Check the latest hourly conditions, seven-day outlook, rain timing, wind, sunrise and sunset for Phoenix, Arizona 85004. Forecasts and alerts update from NOAA and the National Weather Service.

111°Sunny4% rain
109°Sunny7% rain
109°Patchy Blowing Dust8% rain
107°Patchy Blowing Dust18% rain
103°Patchy Blowing Dust30% rain
100°Patchy Blowing Dust32% rain
98°Patchy Blowing Dust26% rain
95°Slight Chance Showers And Thunderstorms20% rain

Next 24 hours

Rain Timeline

Highest chance 32%

Scattered precipitation is possible. The highest official hourly chance is 32%; check the radar before heading out.

4%None
7%None
8%None
18%None
30%None
32%None
26%None
20%Thunderstorms
16%Thunderstorms
12%Thunderstorms
6%None
6%None
7%None
4%None
4%None
4%None
3%None
4%None
3%None
1%None
1%None
1%None
2%None
2%None

Official NWS outlook

7-Day Forecast

High / low temperatures

Today

! NWS
111°89°

Sunny

Precipitation
32%
Wind
W 5 to 10 mph
Sunrise
5:57 AM
Sunset
7:07 PM

Mon

108°88°

Mostly Sunny

Precipitation
4%
Wind
WSW 0 to 5 mph
Sunrise
5:58 AM
Sunset
7:05 PM

Tue

111°91°

Sunny

Precipitation
1%
Wind
S 0 to 5 mph
Sunrise
5:59 AM
Sunset
7:04 PM

Wed

113°91°

Sunny

Precipitation
1%
Wind
S 0 to 10 mph
Sunrise
5:59 AM
Sunset
7:03 PM

Thu

113°91°

Sunny

Precipitation
2%
Wind
WSW 0 to 10 mph
Sunrise
6:00 AM
Sunset
7:02 PM

Fri

113°91°

Sunny

Precipitation
4%
Wind
SSW 0 to 5 mph
Sunrise
6:01 AM
Sunset
7:00 PM

Sat

112°91°

Sunny

Precipitation
9%
Wind
SW 0 to 10 mph
Sunrise
6:01 AM
Sunset
6:59 PM

Forecasts, icons, precipitation, wind, and alerts are from the National Weather Service. Sunrise and sunset are calculated locally for the selected coordinates.

Weather for a healthier day

Healthy Weather

Real Feel109°F
Walking is not recommended now

Review the active Extreme Heat Warning before going outside. MyUSA.us will not recommend this activity while an NWS watch, warning, or emergency is active.

WindNW3 mph
Best walk timeReview the active Extreme Heat Warning before leaving

MyUSA.us will not recommend an outing window while an NWS watch, warning, or emergency is active. Follow the official alert and local instructions.

Official EPA AirNowLocal air qualityPhoenix, Arizona 85004
View AQI +
More weather details
Wind gustsNot reported
Rain now4%next hour
Humidity16%current
UV indexCheckingEPA forecast

Wind impact: Light wind with little expected outdoor impact.

Full Healthy Weather guides and reminders →

“Better weather window” is planning guidance based on official NWS data—not a promise of safe conditions. Review active alerts and radar before leaving.

Storm & DetailsGusts, pressure, visibility and official risk outlooksView details +
Wind gustNot reported
Pressure29.78 in
Visibility10.0 mi
Peak rain chance32%
Dew point54°F
Active alerts3

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Active NWS alerts

Weather safety ↗

Severe · Expected

Extreme Heat Warning

Applies to: Northwest Valley; Buckeye/Avondale; Deer Valley; Central Phoenix; North Phoenix/Glendale; Scottsdale/Paradise Valley; East Valley; South Mountain/Ahwatukee; Southeast Valley/Queen CreekIssued by: NWS Phoenix AZExtreme Heat Warning issued August 23 at 10:23AM MST until August 29 at 8:00PM MST by NWS Phoenix AZ
Alert details* WHAT...Dangerously hot conditions. Afternoon temperatures 107 to 115 expected. Major to Extreme Heat Risk. * WHERE...The Phoenix metropolitan area. * WHEN...Until 8 PM MST Saturday. * IMPACTS...Heat related illnesses increase significantly during extreme heat events. Overexposure can cause heat cramps and heat exhaustion to develop and, without intervention, can lead to heat stroke. * ADDITIONAL DETAILS...In Maricopa County, call 2-1-1 to find a free cooling center, transportation, water and more. https://www.maricopa.gov/heat
Safety instructionsAn Extreme Heat Warning means that a period of very hot temperatures, even by local standards, will occur. Actions should be taken to lessen the impact of the extreme heat. Take extra precautions if you work or spend time outside. When possible, reschedule strenuous activities to early morning or evening. Know the signs and symptoms of heat exhaustion and heat stroke. Wear lightweight and loose-fitting clothing when possible and drink plenty of water. To reduce risk during outdoor work, the Occupational Safety and Health Administration recommends scheduling frequent rest breaks in shaded or air conditioned environments. Anyone overcome by heat should be moved to a cool and shaded location. Heat stroke is an emergency! Call 9 1 1. Public cooling shelters are available in some areas. Consult county officials for more details.
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Unknown · Unknown

Air Quality Alert

Applies to: Maricopa, AZIssued by: NWS Phoenix AZAir Quality Alert issued August 23 at 7:45AM MST by NWS Phoenix AZ
Alert detailsAQAPSR The Arizona Department of Environmental Quality (ADEQ) has issued an Ozone High Pollution Advisory for the Phoenix Metro Area through Monday. 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.
Visit local NWS office ↗

Unknown · Unknown

Air Quality Alert

Applies to: Maricopa, AZIssued by: NWS Phoenix AZAir Quality Alert issued August 21 at 9:18AM MST by NWS Phoenix AZ
Alert detailsAQAPSR The Arizona Department of Environmental Quality (ADEQ) has issued an Ozone High Pollution Advisory for the Phoenix Metro Area through Sunday. 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.
Visit local NWS office ↗