Area Forecast Discussion
Issued by NWS Wichita, KS
Issued by NWS Wichita, KS
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654 FXUS63 KICT 182011 AFDICT Area Forecast Discussion National Weather Service Wichita KS 211 PM CST Tue Nov 18 2025 .KEY MESSAGES... - Rain chances start to increase late Wed night into Thu morning with a few storms possible over the Flint Hills into southeast KS. - Widespread rain likely Thu afternoon through Friday, with most locations picking up between a half inch and an inch of rainfall, with higher amounts possible over southeast KS. && .DISCUSSION... Issued at 211 PM CST Tue Nov 18 2025 Water vapor imagery currently shows an upper impulse tracking out of the Mid Mississippi Valley and into the Southern Great Lakes region. At the same time a more robust upper low is approaching the Southern CA coast. This leaves weak upper ridging moving into the Plains. At the surface, weak cold front extends from central MO into southeast OK. Surface winds will gradually come around to the east by early Wed morning setting up some upslope across our western flank. This may result in some patchy fog developing, especially across central KS. Not out of the question that we may see some over the Flint Hills into southeast KS, but increasing high clouds may limit the coverage some. Western CONUS upper low will start to shear out some as it tracks across Southern CA into Baja on Wed into Wed evening. This will allow return flow to setup across the Southern and Central Plains. By late Wed night there is good model agreement that 850-700mb moisture transport will ramp-up enough to generate some precip over the Flint Hills and especially southeast KS with this activity lingering into Thu morning. There also looks to be enough elevated instability to get a few storms with enough effective deep layer shear to get some hailers mixed-in with this activity late Wed night into Thu morning. As this wave starts to lift out across the Southern Plains, it will take on a negative tilt, increasing upper diffluence across the region. At the same time, warm front will also lift north into central/northern KS by early Thu evening. This will result in widespread showers and a couple storms to overspread the area in the late Thu afternoon into Thu night time frame. Much of precip will continue through much of the day Fri as the upper impulse slides across northern OK across southern KS. PW values will likely be around 150% of normal for this time of year for Thu-Fri. Currently looking at widespread half inch rainfall amounts for early Thu morning through Friday with a very good chance many locations see around an inch or more. The higher amounts through this period look to be over southeast KS, which will see rain first by Thu morning. By Sat morning, what is left of this wave will be quickly departing into the Ohio Valley, with yet another deep upper low tracking across Southern CA. This will provide one more very comfortable weekend with slightly above normal highs for both Sat and Sun as they climb into the upper 50s around 60 degrees. && .AVIATION /18Z TAFS THROUGH 18Z WEDNESDAY/... Issued at 1125 AM CST Tue Nov 18 2025 FEW-SCT MVFR clouds could impact the RSL TAF site for a time this afternoon due to cold advection from the north. Otherwise, VFR conditions are expected through much of tonight. By early Wednesday morning, patchy radiation fog is possible across the area between about 11-15z, as surface high pressure settles south across Mid-America. Thinking chances are greatest across mainly the northern half of Kansas. For now, only included MVFR TEMPO groups at all TAF sites. && .ICT WATCHES/WARNINGS/ADVISORIES... None. && $$ DISCUSSION...RBL AVIATION...ADK