255 FXUS63 KARX 281817 AFDARXArea Forecast Discussion National Weather Service La Crosse WI 117 PM CDT Sun Sep 28 2025
.KEY MESSAGES...
- It will be dry with above-normal temperatures through Friday.
- Small rain chances return to the forecast for next weekend.
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.DISCUSSION... Issued at 108 PM CDT Sun Sep 28 2025
Tonight through Friday
A 500 mb ridge of high pressure will remain in control of the area`s weather through the upcoming work week. This ridge will provide dry weather and unseasonably warm temperatures (10 to 15 degrees above normal). High temperatures will primarily range from the upper 70s to mid-80s. There might be a small chance of showers just west and northwest of the area on Wednesday night. Other than that the Upper Midwest will remain dry.
Next Weekend
The 500 mb ridge slides just enough east that some shortwave troughs ejecting out of the western longwave trough may bring some rain chance to the area. High temperatures will range from mid-70s to mid-80s.
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.AVIATION /18Z TAFS THROUGH 18Z MONDAY/... Issued at 1225 PM CDT Sun Sep 28 2025
VFR conditions are expected for much of the TAF period outside of a 20-30 percent chance for shallow IFR/LIFR fog east of the Mississippi River and IFR stratus within the Mississippi River Valley between 09-14Z--the lower confidence driven by stronger winds just off the surface. Winds remain light from the southeast to south around 5 kts.
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.ARX WATCHES/WARNINGS/ADVISORIES... WI...None. MN...None. IA...None.
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DISCUSSION...Boyne AVIATION...Skow
NWS ARX Office Area Forecast Discussion