
Well below normal temperatures will continue for the eastern half of the Lower 48 this week. Another blast of arctic air will spread from the Plains through the East/Southeast Friday into Saturday with more record lows expected even into Florida. Forecasts are being monitored for increasing potential of another significant winter storm to impact the eastern United States this coming weekend. Read More >
Grand Rapids, MI
Weather Forecast Office
Here is a look at the past climatology trends from the past 30 years. This is not a forecast.
The first graphic shows the frequency by day of severe weather in Southwest Michigan from 1985 to 2021. The black line is the trend line. Typically the highest occurrence of severe weather is from June to September with peaks and lulls.

Second, is a graph showing the trends of severe storms from 1985 to 2021.

Lastly is a chart showing severe storm events from last year compared to normal. A severe storm event is large, damaging hail or damaging winds.

US Dept of Commerce
National Oceanic and Atmospheric Administration
National Weather Service
Grand Rapids, MI
4899 Tim Dougherty Drive SE
Grand Rapids, MI 49512-4034
616-949-0643
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