Dust Storm Warning Issued for Northwestern Pima County, AZ

Source: NOAA · Northwestern Pima County, Arizona

This alert is no longer in effect.

NOAA issued it on August 31, 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 Tucson has issued a Dust Storm Warning for northwestern Pima County until 7:15 PM MST, with visibility less than a quarter mile.

Read this weather record in 30 seconds

Record type
Dust Storm Warning
Affected area
Northwestern Pima County, Arizona
Issued
August 31, 2026
Issuing authority
NWS Tucson 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 Northwestern Pima County, Arizona.

Alert Details

A Dust Storm Warning was issued by the National Weather Service in Tucson AZ for northwestern Pima County in southeastern Arizona. The alert is effective from August 30 at 6:17 PM MST until August 30 at 7:15 PM MST.

Affected Areas

The warning covers northwestern Pima County, including Ajo, Hickiwan, Organ Pipe Cactus National Monument, San Simon, Why, Gunsight, Charco 27, Vaya Chin, KuKatch and San Simon West. Affected highways include Route 85 between mile markers 33 and 78 and Route 86 between mile markers 53 and 85.

What You Should Do

Motorists should not drive into a dust storm. Pull aside and stay alive. Strong to severe thunderstorms are also possible behind this dust channel.

Expected Conditions

At 6:17 PM MST, a wall of dust was located along a line from 9 miles northeast of Organ Pipe Cactus National Monument to 10 miles southeast of Hickiwan, moving northwest at 25 mph. Hazard includes less than a quarter mile visibility, creating dangerous life-threatening travel conditions.

Timeline

The Dust Storm Warning is in effect from 6:17 PM MST to 7:15 PM MST on August 30, 2026.

Original source: NOAA Official Notice ↗

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Nationwide notices with similar length or severity timing 8

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.

Frequently Asked Questions

Common questions about this NWS weather alert.

What is this NWS weather alert about?
NWS Tucson has issued a Dust Storm Warning for northwestern Pima County until 7:15 PM MST, with visibility less than a quarter mile.
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 Northwestern Pima 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.