West Michigan Clean Air Coalition

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8/1/2022 Forecast Update

FORECAST SUMMARY: Monday August 1, 2022, through Friday August 5, 2022

OZONE: 8-hour average Ozone concentrations are expected to be Good to Low Moderate during the work week.

PM-2.5: 24-hour average Fine Particulate concentrations are expected to be stay mostly Good.

FORECAST DISCUSSION

We begin August under mostly cloudy skies and a threat of rain. A cold front will be dropping through the state, during the course of Monday. Rain and storm potential look to increase from west to east during Monday afternoon with Air Quality remaining mostly Good throughout the state. A secondary front, mostly unnoticed, will drop through the state later this evening.

Clearing skies will following during Tuesday as high pressure moves overhead with continued Good Air Quality.

Wednesday had been previously predicted to be a hot day with potential Air Quality issues. However, the more recent models are showing that while it will still warm up and be very humid, it will not be as hot as originally predicted. There will be a lot of moisture in the air and some of the models are showing up to 2 inches of rain are possible during Wednesday. That should remove any threat of elevated ozone.

Following the passage of the Wednesday front, the remainder of the work week should be clear with favorable winds for Good Air Quality. The models are currently predicting a return to southerly wind and mostly sunny skies for Saturday. As such, I will revisit this forecast on Friday for the latest predictions of weekend Air Quality.

EXTENDED FORECAST:

Air Quality should be mostly Good to begin the next work week.

Forecast updated by Jim Haywood: Monday, August 1, 2022

Next forecast update: Friday, August 5, 2022