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Fall Creek, Illinois Weather Forecast Discussion

340
FXUS63 KLSX 241931
AFDLSX

Area Forecast Discussion National Weather Service Saint Louis MO 231 PM CDT Wed Sep 24 2025

.KEY MESSAGES...

- Mainly scattered showers will gradually push southeast tonight and exit the area.

- Dry weather is forecast into next week along with daytime temperatures moderating back above normal starting Friday.

&&

.SHORT TERM... (Through Late Thursday Afternoon) Issued at 228 PM CDT Wed Sep 24 2025

GOES-16 water vapor imagery shows an area of vorticity moving toward southwest Missouri early this afternoon. This feature combined with weak low/mid level frontogenesis and a slight uptick in diurnal instability is expected to yield more prevalent shower activity late this afternoon into early this evening. Mainly scattered showers are expected, though there may be brief periods of more widespread showers across parts of east central and southeast Missouri through early this evening. A rumble or two of thunder is also possible, though this should be the exception, not the rule. The more robust showers may be fairly efficient, with precipitable water values still near 1.50" along/south of I-44/I-70 in Missouri/Illinois respectively. The instability that is available, while meager, is also tall/thin looking at soundings. Therefore, while most areas will not see much in the way of additional rainfall (

NWS LSX Office Area Forecast Discussion

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