West Michigan Clean Air Coalition

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11/24/2023 Forecast Update

FORECAST SUMMARY: MondAY, November 24, 2023, through FRIDAU, November 27, 2023

PM-2.5:  PM-2.5 concentrations are expected to be in the Good to low-Moderate range.

FORECAST DISCUSSION:

As we all wake up after the Turkey Day festivities which were had yesterday, Thursday, we see more of the same with relatively cloudy skies and surface temperatures in the mid-30s for the majority of the state. Our weather stays pretty quiet today and into tomorrow, as a High-pressure system hangs around the region well into the weekend. As Sunday approaches, however, the first state-wide snow system will impact Michigan with low accumulation amounts for most areas, but a signal for the start of winter precipitation, nonetheless. Snow will fall on and off essentially all-day Sunday and into Monday, with winds picking up as the system, which is bringing the snow, exits to the east. Highest total accumulations are expected to be in the 2-3 inch range on the west side of the state with opportunity for lake-effect influencing higher totals. Monday will see left over snow showers and windy conditions but look to improve throughout the day.

For PM-2.5, concentrations will be similar to what was seen this week – Good, but with some morning hour Moderate concentrations. Overall air quality will be Good, however.

EXTENDED FORECAST:

Seasonally normal temperatures and overall weather start off the next work week as air quality remains Good.

Next Forecast Update: Monday, November 27th, 2023