Severe Thunderstorm Warning Issued for Maricopa County, AZ

Source: NOAA · Maricopa County, Arizona

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NWS Phoenix has issued a Severe Thunderstorm Warning for Maricopa County until 10:30 PM MST on August 9.

Read this weather record in 30 seconds

Record type
Severe Thunderstorm Warning
Affected area
Maricopa County, Arizona
Issued
August 10, 2026
Issuing authority
NWS Phoenix AZ

Storm notices can cover different combinations of wind, hail, lightning, and rainfall. Use the original notice for the hazards and boundaries attached to this specific record.

Record status: publication date is recent, but current status is not stored on this page. Check the issuing agency's live warning service before acting because warnings can be updated, narrowed, or cancelled.

Alert Details

Severe Thunderstorm Warning issued by NWS Phoenix AZ. Effective from 2026-08-09T21:41:00-07:00 until 2026-08-09T22:30:00-07:00 (MST). Event code: SVR.

Affected Areas

Maricopa County in south central Arizona. Locations impacted include Buckeye, Tonopah, Palo Verde, Perryville, White Tank Mountain Park, Liberty, Palo Verde Nuclear Generation Station, Wintersburg, Hassayampa, and Arlington. Includes AZ Interstate 10 between mile markers 90 and 121 and AZ Route 85 between mile markers 146 and 154.

What You Should Do

For protection move to an interior room on the lowest floor of a building. Seek shelter now inside a sturdy structure and stay away from windows. Do not drive through flooded roadways.

Expected Conditions

At 9:40 PM MST, a severe thunderstorm was located over Buckeye moving west at 25 mph. Hazards include 70 mph wind gusts and quarter size hail (1.00 inch). Hail damage to vehicles expected. Considerable tree damage and wind damage likely to mobile homes, roofs, and outbuildings. Torrential rainfall may lead to flash flooding.

Timeline

Alert effective immediately on August 9 at 9:41 PM MST and expires at 10:30 PM MST.

Original source: NOAA Official Notice ↗

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Frequently Asked Questions

Common questions about this NWS weather alert.

What is this NWS weather alert about?
NWS Phoenix has issued a Severe Thunderstorm Warning for Maricopa County until 10:30 PM MST on August 9.
Which agency issued this alert?
This alert was issued by NOAA. The original notice is available at the source link at the bottom of this article.
How severe is this alert?
This alert is classified as "high" severity. Take precautions and monitor for updates.
What area is affected?
This alert affects Maricopa County, Arizona. Check with NOAA for the most current geographic scope.
Where can I find more Weather Alerts updates?
Browse the full Weather Alerts feed on Areazine at areazine.com/weather/ for the latest updates from NOAA and other agencies.