Scattered thunderstorms again Wednesday afternoon; season's first 90s this weekend
Local downpours, thunder, gusty winds again Wednesday afternoon
![Heat index values](https://img.apmcdn.org/5f71a94d3c9fd5215de039f8cdb0f1e7b7e12ba4/uncropped/b4ca79-20240710-heat-index-values-793.png)
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Lather, rinse, repeat.
It’s another afternoon of scattered thunderstorms around parts of Minnesota. The storms that bubble up in the heat of the day are packing local downpours, lightning, thunder, gusty winds and possibly small hail as they drift slowly southwest.
The National Oceanic and Atmospheric Administration’s Weather Research and Forecasting model shows a few more blips drifting through between 2 p.m. and 7 p.m. Wednesday:
![NOAA WRF model](https://img.apmcdn.org/a26ad57f8ab36143f3bcbc930f0c582b4f773623/uncropped/f5c727-20240710-noaa-wrf-model-1024.gif)
Expect scattered cells into Wednesday evening.
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Sunnier and warmer days ahead
Our weather dries up and heats up as we move toward the weekend. Highs Thursday and Friday under mainly sunny skies will reach the mid to upper 80s across much of Minnesota.
![Forecast high temperatures Friday](https://img.apmcdn.org/3523e90940ff5e480b47d927ef2861b085e03ab6/uncropped/9a455d-20240710-forecast-high-temperatures-friday-640.png)
Weekend heat wave
Temperatures ramp up another notch this weekend. Highs Saturday and Saturday will reach the 90s across much of southern and western Minnesota.
![Forecast high temperatures Sunday](https://img.apmcdn.org/9d5b63c87606203a919dc3dbbcc3ffbb48d3e206/uncropped/056321-20240710-forecast-high-temperatures-sunday-633.png)
With dew points in the 70s to possibly near 80 degrees Sunday afternoon, heat index values could reach 100 degrees across much of southern Minnesota.
Here’s NOAA’s Global Forecast System model heat index output for 4 p.m. Sunday:
![Heat index values](https://img.apmcdn.org/5f71a94d3c9fd5215de039f8cdb0f1e7b7e12ba4/uncropped/b4ca79-20240710-heat-index-values-793.png)
Note the cooler numbers near your favorite Great Lake up north.
A few scattered storms are possible in parts of northern Minnesota this weekend.