AIR POLLUTION
CONTROL DISTRICT

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Old Advisory Events

The information herein is NOT intended for use as a weather forecast. The Air District DOES NOT forecast but solely compiles information from both the Phoenix and San Diego National Weather Offices to relay information concerning potential changes in ambient air concentrations that may impact the public.

July 6 2017
Be Advised
High wind levels have the potential to suspend particulate matter into the air. High levels of PM10 may pose an impact to public health. It is recommended that active children and adults, and people with respiratory disease, such as asthma, limit their outdoor activities.

Potential increases in PM10 concentrations may increase to moderate or unhealthy level.

Imperial County Weather Synopsis
EXCESSIVE HEAT WARNING IN EFFECT FROM 10 AM TO 8 PM PDT FRIDAY...
...EXCESSIVE HEAT WARNING REMAINS IN EFFECT FROM 10 AM MST /10 AM
PDT/ TO 8 PM MST /8 PM PDT/ FRIDAY...
* AFFECTED AREA...Imperial County, southern Yuma County and
eastern Joshua Tree National Park. Some communities include
Yuma and El Centro
* TEMPERATURE...110 to 118 degrees.
SYNOPSIS FROM THE SAN DIEGO OFFICE
High pressure will bring warmer weather through Saturday, followed by minor cooling early next week. Southeasterly flow will also bring some showers and thunderstorms, mainly to the mountains during the afternoons. Marine layer low clouds will be patchy and restricted to the coastal areas, with little if any low clouds over the weekend.
SYNOPSIS FROM THE PHOENIX OFFICE
Temperatures will remain above normal through this week as a strong high pressure system dominates the area. A gradual increase in moisture will lead to a growing chance of thunderstorm activity in central and eastern Arizona late this week and into the weekend. Moisture will stick around through at least the beginning part of next week continuing thunderstorm chances for the mountains and deserts of Arizona.
Weather Story Phoenix Station Weather Story San Diego Station
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