Area Forecast Discussion
Issued by NWS Wichita, KS
Issued by NWS Wichita, KS
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357 FXUS63 KICT 162317 AFDICT Area Forecast Discussion National Weather Service Wichita KS 617 PM CDT Wed Sep 16 2026 ...Updated Aviation Discussion... .KEY MESSAGES... - Continued hot Thursday through Saturday. - A cooldown arriving on Sunday with additional chances for showers and storms across much of the area Saturday-Sunday. && .DISCUSSION... Issued at 214 PM CDT Wed Sep 16 2026 The cold front that swept across the area yesterday continues to mix northward as a warm front. Some lingering stratus remains while the shower activity has lifted north of the area by late morning. Due to limited mixing from morning stratus, a wide range of temperatures are anticipated today with the cooler or more seasonable air remaining draped across parts of central and northern KS while summer-like conditions prevail across much of southeast and portions of south central KS. An isolated late day or early evening shower/storm may be possible as the cap weakens but activity is expected to be limited due to increasing subsidence from the mid/upper ridge which is slowly building back into the region. There is some concern that low clouds/patchy fog could redevelop over parts of central KS as they remain within a weak easterly upslope regime with narrow dewpoint depressions progged tonight. The mid/upper ridge over the Tennessee Valley is progged to retrograde into the Mississippi Valley area/Southern Plains by late in the week allowing summer-like heat and dry conditions to remain draped across the area Thu-early Sat. As we move into the weekend, a robust shortwave trough is progged to move into the Central and Northern Rockies. This will help break down the ridge on Saturday while driving a cold front southward into the Central Plains on Sunday. The prefrontal trough may become a focus for deep moist convection on Saturday afternoon while the front arrives late Saturday night into Sunday providing an additional focus for showers and thunderstorms. Much cooler and more seasonable air is expected to arrive across the area on Sunday and persist as we head into the upcoming week. Average highs for Sept 19-20 are in the lower 80s and average lows are in the upper 50s. More seasonable air is anticipated in the wake of the front on Sunday while lingering into the middle of next week. A stable post-frontal regime is anticipated early next week but some low pops were maintained at this time given the forecast uncertainty. && .AVIATION /00Z TAFS THROUGH 00Z THURSDAY/... Issued at 617 PM CDT Wed Sep 16 2026 VFR conditions are expected to prevail across south central and southeast KS over the next 24 hours, while IFR/LIFR cigs/vsbys remain expected across central KS beginning later tonight and lasting into Thursday morning. Latest guidance carries the highest confidence in these impacts mainly along/north of I-70, though LIFR vsbys could be seen as far south as US-56. As such, decided to introduce at GBD with this cycle and kept out of HUT for now. Following the dissipation of fog and low ceilings (likely around 15Z), VFR conditions are expected areawide for the second half of the period with south winds forecast at all sites. The strongest winds look to reside in central KS with sustained speeds around/above 13 kts, while speeds under 10 kts are expected at all other sites. && .ICT WATCHES/WARNINGS/ADVISORIES... Heat Advisory until 7 PM CDT this evening for KSZ096-099-100. && $$ DISCUSSION...MWM AVIATION...JWK