FXUS63 KARX 161659 AFDARX Area Forecast Discussion National Weather Service La Crosse WI 1159 AM CDT Fri Oct 16 2026 .KEY MESSAGES... - Freeze Warning Late Tonight and early Saturday Morning. - Mainly dry through much of next week with slowly rising temperatures. && .DISCUSSION... Issued at 1158 AM CDT Fri Oct 16 2026 Tonight High pressure, currently located over the Northern and Central Plains, will build quickly east across the area tonight. As this occurs, the surface pressure gradient will slacken. The combination of light winds and clear skies will result is strong radiative cooling. As typical with the NBM, it looked too warm in central Wisconsin so blended in some MOS. Low temperatures will range the mid-20s to lower 30s. There may be even a few locations in the lower 20s in central Wisconsin. Weekend The surface high pressure area will shift east into the Great Lakes and into the Mid-Atlantic this weekend. As this occurs, the winds will become southerly and increase into the 10 to 20 mph. High temperatures will warm into the mid- and upper 50s on Saturday and into the lower and mid-60s on Sunday. Monday through Friday A 500 mb ridge will build across the region early in the week and it will keep the area dry and unseasonably warm through the remainder of the week. High temperatures will be mainly in the 60s through Wednesday and around 70s Thursday and Friday. Low temperatures in the 30s and 40s through Wednesday and 40s and 50s Thursday and Friday. && .AVIATION /12Z TAFS THROUGH 12Z SATURDAY/... Issued at 551 AM CDT Fri Oct 16 2026 MVFR to IFR cigs will persist over the morning as showers continue across the region through mid-morning. MVFR to IFR vsbys will be possible with any showers as well. Eventually showers will begin to exit to the southeast during the late morning allowing for cigs to slowly improve over the late morning and into the afternoon, reaching VFR before sunset. Winds will continue to remain strong through afternoon at around 15-20 kts with gusts up to 35 kts, primarily west of the Mississippi River. Winds will quickly diminish during the late afternoon and evening hours, trending light and variable overnight with clear skies. && .ARX WATCHES/WARNINGS/ADVISORIES... WI...Freeze Warning from 1 AM to 9 AM CDT Saturday for WIZ017-029- 032>034-041>044-053>055-061. MN...Freeze Warning from 1 AM to 9 AM CDT Saturday for MNZ079- 086>088-094>096. IA...Freeze Warning from 1 AM to 9 AM CDT Saturday for IAZ008>011- 018-019-029-030. && $$ DISCUSSION...Boyne AVIATION...Naylor