Severe Thunderstorm Warning for La Paz, Yuma AZ and Imperial CA
This alert is no longer in effect.
NOAA issued it on September 2, 2026, 13 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 AZ has issued a Severe Thunderstorm Warning for southwestern La Paz County, west central Yuma County in Arizona and southeastern Imperial County in California until 6:15 PM MST/PDT.
The weather record, at a glance
- Record type
- Severe Thunderstorm Warning
- Affected area
- Southwestern Arizona and Southeastern California
- Issued
- September 2, 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 13 days ago; use the issuing agency's live warning service for current conditions in Southwestern Arizona and Southeastern California.
Alert Details
Severe Thunderstorm Warning issued by NWS Phoenix AZ. Effective from 2026-09-01T17:37:00-07:00 until 2026-09-01T18:15:00-07:00. Alert type code: SVR.
Affected Areas
Southwestern La Paz County in west central Arizona; West central Yuma County in southwestern Arizona; Southeastern Imperial County in southeastern California. Locations impacted include Martinez Lake. Highways: CA Interstate 8 between mile markers 85 and 92; AZ Route 95 between mile markers 48 and 54.
What You Should Do
For your protection move to an interior room on the lowest floor of a building. Torrential rainfall is occurring with this storm and may lead to flash flooding. Do not drive your vehicle through flooded roadways.
Expected Conditions
At 5:36 PM MST/PDT a severe thunderstorm was located 11 miles north of Andrade or 17 miles west of Martinez Lake moving northeast at 30 mph. Hazards include 60 mph wind gusts and quarter size hail (1.00 inch). Radar indicated.
Timeline
Alert effective immediately on 2026-09-01 at 5:37 PM MST until 6:15 PM MST/PDT.
Original source: NOAA Official Notice ↗
Related Weather Alerts
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Beyond this NWS weather alert's own category, Areazine surfaces two nationwide peer sets: length-matched and severity/date-matched notices from elsewhere in the archive, distinct from the same-feed Related list above.
Similar body length
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Similar severity timing
Same severity (high) notices issued closest in time to September 2, 2026.
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