Area Forecast Discussion
Issued by NWS Topeka, KS
Issued by NWS Topeka, KS
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215 FXUS63 KTOP 280543 AFDTOP Area Forecast Discussion National Weather Service Topeka KS 1243 AM CDT Sat Mar 28 2026 .KEY MESSAGES... - Fire Weather conditions remain critical through tomorrow. Red Flag warnings in place through Saturday (See details in Fire Weather section below). - Next chance for moisture appears to set up across portions of the area by late Tuesday into Wednesday. - Warm tomorrow through Tuesday. Slightly cooler for a couple days then back above normal by the end of the week. - Next Friday is starting to show signals that more quality moisture and dynamic setup may finally bring much need rain chances to the area. && .DISCUSSION... Issued at 315 PM CDT Fri Mar 27 2026 The upper air pattern across the CONUS features a broad trough over the northeastern CONUS with more quasi-zonal flow back through the northern Plains into the Pacific northwest region. A broad area of weaker anticyclonic flow is spread across the southern CONUS into the Gulf and northern Mexico regions. A broad modified surface ridge and high pressure cell expands into the region tonight sliding through by around sunrise tomorrow morning. Warm weather returns Saturday through Tuesday ahead of the cold frontal system then cooler for a couple days before warming back to above normal by the end of next week. As a broad ridge mainly in the form of quasi-zonal flow sets up into the day tomorrow, lee troughing intensifies and sets up strong return flow from the south/southwest. Deep mixing will lead to a very dry afternoon and evening with strong winds helping to lead to critical fire weather conditions. Similar conditions could last to some degree through Monday and Tuesday of next week. A modified cold front is forecast to push through the area Tuesday night into Wednesday but any meaningful moisture remains to be seen as guidance doesn`t generate a strong QPF signal directly across the area. Although the GFS does suggest that a mid-level shortwave emerges behind the frontal system sometime late Wednesday into Thursday morning setting up resulting isentropic ascent across the region and at least some chance for precipitation to develop with adequate forcing in place. Currently this appears to be low probability occurrence so overall POPs around or below 40 percent seem reasonable. A broad western trough is being advertised by major global models into next Friday which may end up being strong enough to transport more quality moisture poleward. However, the variability in overall timing, position and intensity of the upper trough has yet to be resolved leading to a wide spread of how the baroclinic zone interacts with the best quality moisture. Expect the long range to change and possibly substantially. && .AVIATION /06Z TAFS THROUGH 06Z SUNDAY/... Issued at 1238 AM CDT Sat Mar 28 2026 Expect VFR conditions for the next 24 hours. Light and variable winds will become southerly after sunrise. South winds will increase to 14 to 18 KTS with gusts of 22 to 28 KTS through the late morning and afternoon hours. Wind gusts will diminish after sunset. && .FIRE WEATHER... Issued at 315 PM CDT Fri Mar 27 2026 Red Flag warning remains in place through this evening with dry fuels and sufficient wind and low RH in place across the area. Saturday the winds increase by late morning into midday from the south/southwest. Expect winds to range from 15-25 mph sustained with gusts up to around 40 mph. Minimum RH values into the afternoon fall to as low as 10 percent deeply mixed BL develops and temperatures rise into the 60s. Expecting several hours of critical fire weather conditions as a result paired with sufficiently dry fuels still in place. Any fire that starts can be expected to burn efficiently and spread rapidly with erratic fire behavior and thus become difficult to contain. Simply DO NOT burn on Saturday and ensure any previous fires have been fully extinguished. Sunday may still see elevated fire weather conditions but RH values may not as low as previous days so not outlooking at this time with a watch or additional Red Flag warming. Winds will still be strong from the south which may be an offsetting factor for higher RH so can`t completely rule out headlines may still be needed during a later forecast cycle. Monday and Tuesday may also see continued elevated fire weather risk across the area as similar pairing of elements are looking to remain in place across the area and no real meaningful moisture across the area until the cold frontal passage sometime Tuesday night into Wednesday and that depends on the moisture return into the area which as indicated by the long-range dewpoint forecast appears low right now with deeper moisture situated to the southeast of the region. && .TOP WATCHES/WARNINGS/ADVISORIES... Red Flag Warning from 11 AM this morning to 10 PM CDT this evening for KSZ008-KSZ009-KSZ010-KSZ011-KSZ012-KSZ020-KSZ021- KSZ022-KSZ023-KSZ024-KSZ026-KSZ034-KSZ035-KSZ036-KSZ037-KSZ038- KSZ039-KSZ040-KSZ054-KSZ055-KSZ056-KSZ058-KSZ059. && $$ DISCUSSION...Drake AVIATION...Gargan FIRE WEATHER...Drake