Storms that developed across the eastern half of Riverside County produced an outward propagating outflow that made it all the way to the east of the Lower Colorado River Valley, resulting in dense blowing dust into western portions of La Paz County. No accidents or injuries reported.
Every event with a place to put it; 1 filed by county or forecast zone are drawn at its center, in a lighter ring. Tap one for its entry below.
Deaths and injuries are direct and indirect together, as the offices filed them. Damage is property and crops in the dollars of the year, not adjusted for inflation, and only where an office estimated it.
The episode as NWS PSR wrote it up.
Storms that developed across the eastern half of Riverside County produced an outward propagating outflow that made it all the way to the east of the Lower Colorado River Valley, resulting in dense blowing dust into western portions of La Paz County. No accidents or injuries reported.
The local office's own words before the first event, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
NWS Phoenix, AZ wrote its last area forecast discussion before the first event at Jun 22, 4:45 PM MST, 1 hour 55 minutes earlier.
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National Weather Service Phoenix AZ
403 PM PDT Wed Jun 22 2022
CAZ561-570-222345-
Chuckwalla Valley CA-Joshua Tree NP East CA-
403 PM PDT Wed Jun 22 2022
...A strong thunderstorm will impact portions of Riverside County
through 445 PM PDT...
At 403 PM PDT, Doppler radar was tracking a strong thunderstorm 7
miles northeast of Desert Center, moving north at 10 mph.
HAZARD...Wind gusts of 50 to 55 mph.
SOURCE...Radar indicated.
IMPACT...Gusty winds could knock down tree limbs and blow around
unsecured objects.
Locations impacted include...
Desert Center.
This includes the following highways...
CA Interstate 10 between mile markers 105 and 110.
CA Route 177 between mile markers 1 and 22.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
If outdoors, consider seeking shelter inside a building.
&&
LAT...LON 3370 11519 3370 11540 3399 11547 3399 11514
TIME...MOT...LOC 2303Z 178DEG 9KT 3378 11530
MAX HAIL SIZE...0.00 IN
MAX WIND GUST...55 MPH
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</html>The national radar mosaic for the moment the first event began.
1 dust storm. Local standard time, as filed.
Video showing 1/4 mile visibility in blowing dust on the intersection of Agnes Wilson Road and 14th Ave in Parker, AZ due to an outflow originating from thunderstorm complexes over Riverside County, CA. No accidents or injuries were reported.
After NWS Directive 10-1605, the rules offices file Storm Data by.
Every storm in Arizona in 2022Every state in 2022This day in weather historyWarnings in Arizona, June 2022
NOAA National Centers for Environmental Information, Storm Events Database, compiled from the National Weather Service’s monthly Storm Data. Complete through 2026-06; NCEI adds each month about 75 days after it ends and revises past years a few times a year. Rebuilt 2026-10-01. Each event’s entry at NCEI: 1024418.