Extreme Heat Warning for Imperial County Southwest
This alert is no longer in effect.
NOAA issued it on September 7, 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 an Extreme Heat Warning for Imperial County Southwest from 10 AM Tuesday to 8 PM PDT Friday, with afternoon temperatures of 106 to 112 expected.
30 seconds on this weather notice
- Record type
- Extreme Heat Warning
- Affected area
- Imperial County Southwest
- Issued
- September 7, 2026
- Issuing authority
- NWS Phoenix AZ
Heat notices are time-bound and location-specific. Confirm the current forecast and local public-health guidance before relying on this archived record.
Record status: historical. It was issued 13 days ago; use the issuing agency's live warning service for current conditions in Imperial County Southwest.
Alert Details
Extreme Heat Warning issued by NWS Phoenix AZ. Effective from September 7 at 8:39 AM PDT. Onset September 8 at 10:00 AM PDT. Expires September 8 at 5:00 AM PDT with ends September 11 at 8:00 PM PDT.
Affected Areas
Imperial County Southwest (CAZ562).
What You Should Do
Take extra precautions if working or spending time outside. Reschedule strenuous activities to early morning or evening when possible. Know the signs and symptoms of heat exhaustion and heat stroke. Wear lightweight and loose-fitting clothing. Drink plenty of water. Schedule 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 911.
Expected Conditions
Dangerously hot conditions with afternoon temperatures 106 to 112 expected. Major Heat Risk.
Timeline
Alert effective September 7 at 8:39 AM PDT through September 11 at 8:00 PM PDT. From 10 AM Tuesday to 8 PM PDT Friday.
Original source: NOAA Official Notice ↗
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Two cross-category peer sets, both computed from Areazine's own archive: notices with a similar body length, and notices near the same severity and agency date. These are drawn from other categories, not the same-feed Related list above.
Similar body length
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Similar severity timing
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