933 FXUS63 KDMX 090726 AFDDMXArea Forecast Discussion National Weather Service Des Moines IA 226 AM CDT Tue Sep 9 2025
.KEY MESSAGES...
- Scattered showers and thunderstorms south this morning, then north this afternoon and evening.
- Warmer weather will build in later this week, with daily high temperatures well into the 80s from Wednesday onward and nearing 90 by Friday. Rain chances return again this weekend.
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.UPDATE... Issued at 226 AM CDT Tue Sep 9 2025
Isolated showers have developed in western Iowa early this morning as the upper level shortwave swings towards the area. More robust convection remains further west across Nebraska where the plume of better moisture and instability is in place. Even as the wave shifts east this morning and through today, dry air will erode and delay the approaching convection, resulting in a more scattered mode. With marginal MLCAPE of
NWS DMX Office Area Forecast Discussion