Severe Thunderstorm Warning Issued for Maricopa County, AZ
This alert is no longer in effect.
NOAA issued it on August 13, 2026, 11 days ago. Warnings of this kind stay in effect for hours to a few days, so this page is a historical record of what was issued, not a current warning. For conditions where you are right now, check weather.gov (US), weather.gc.ca (Canada), the Met Office (UK), or the Bureau of Meteorology (Australia).
Areazine synthesizes this NWS weather alert directly from NOAA's official public data feed. See our methodology for full source attribution and refresh cadence.
NWS Phoenix has issued a Severe Thunderstorm Warning for Maricopa County until 7:15 PM MST, with 60 mph wind gusts and penny-sized hail observed over Tempe.
Read this weather record in 30 seconds
- Record type
- Severe Thunderstorm Warning
- Affected area
- Maricopa County, AZ
- Issued
- August 13, 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: historical. It was issued 11 days ago; use the issuing agency's live warning service for current conditions in Maricopa County, AZ.
Alert Details
Severe Thunderstorm Warning issued by NWS Phoenix AZ. Effective from August 12, 2026 at 6:43 PM MST until August 12, 2026 at 7:15 PM MST. Alert type code: SVR.
Affected Areas
Maricopa County in south central Arizona. Locations impacted include Mesa, Chandler, Gilbert, Tempe, Mesa Riverview Mall, Tempe Marketplace, Papago Park, Arizona Mills Mall, Downtown Mesa, Freestone Park, Arizona State University, Fiesta Mall, Chandler Fashion Center Mall, and Guadalupe. Highways affected: AZ Interstate 10 between mile markers 154 and 159; US Highway 60 between mile markers 173 and 186; AZ Route 87 between mile markers 167 and 178.
What You Should Do
For your protection move to an interior room on the lowest floor of a building.
Expected Conditions
At 6:43 PM MST, a severe thunderstorm was located over Tempe and nearly stationary. Hazards include 60 mph wind gusts and penny size hail (0.75 inch). Expect damage to roofs, siding, and trees. Source: Radar indicated.
Timeline
Issued and effective August 12, 2026 at 6:43 PM MST. Expires and ends August 12, 2026 at 7:15 PM MST.
Original source: NOAA Official Notice ↗
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Two Areazine-derived peer sets for this NWS weather alert: nearest notices by body length and by same severity near the same agency date. Peers come from other categories so they are not the same-feed Related list above.
Similar body length
Nearest notices by article body length (1,109 characters here).
Similar severity timing
Same severity (high) notices issued closest in time to August 13, 2026.
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