744 FXUS64 KTSA 281115 AFDTSAArea Forecast Discussion National Weather Service Tulsa OK 615 AM CDT Sun Sep 28 2025
...New AVIATION...
.KEY MESSAGES... Updated at 605 AM CDT Sun Sep 28 2025
- Dry weather with above normal temperatures for the next week.
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.SHORT TERM... (Today) Issued at 1213 AM CDT Sun Sep 28 2025
The latest HREF has only spotty low probs for fog Sunday morning. Will insert spotty patchy fog mention using dewpoint depression tool. Morning lows have been on the cool side at the valley sites, so some blend of CONSMOS was used. Expect partly to mostly sunny skies during the day on Sunday with a slight increase in high cloud from the west. Low level thermal fields cool slightly, so expect highs a degree or two below highs yesterday.
Lacy
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.LONG TERM... (Monday through Saturday) Issued at 1213 AM CDT Sun Sep 28 2025
It is not uncommon to have extended periods of quiet weather in the fall, and we are in one now. Ridging both aloft and at the surface will prevail well into next week. The most notable change over the coming days will be an increase in high cloud as the upper trough over the Southwest shifts east. At least partly because of this, high temps will trend downward through Tuesday. This upper trough will lift out well north of the region next week and is not expected to have an impact. A piece of energy wrapping around the western side of upper troughing over the Southeast is expected to stay to our southeast for the middle to latter part of next week. High temps will trend back upward to close out the week, and will remain above average for this time of year.
A pattern change is expected next weekend into the following week. The more likely scenarios in the ensemble data suggest a deeper western CONUS trough gets established and shifts east. The 12Z EC and GFS both bring a more fall-like cold front into the area at some point in week 2 that will bring some weather perhaps. Time will tell.
Lacy
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.AVIATION... (12Z TAFS) Issued at 605 AM CDT Sun Sep 28 2025
Shallow and brief fog at KBVO, KFYV and KROG forecast through 13Z. Winds become light southerly this afternoon at OK sites and light/variable in northwest AR with FEW-SCT cu. Variable high clouds throughout the remainder of the forecast. Later shifts likely will need to address fog again Monday morning.
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.PRELIMINARY POINT TEMPS/POPS... TUL 87 61 86 63 / 0 0 0 0 FSM 86 62 86 65 / 0 0 0 0 MLC 87 59 86 62 / 0 0 0 0 BVO 87 56 84 58 / 0 0 0 0 FYV 84 54 83 57 / 0 0 0 0 BYV 83 55 82 57 / 0 0 0 0 MKO 86 60 85 63 / 0 0 0 0 MIO 86 58 85 60 / 0 0 0 0 F10 86 60 85 61 / 0 0 0 0 HHW 85 60 85 64 / 0 0 0 0
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.TSA WATCHES/WARNINGS/ADVISORIES... OK...None. AR...None. &&
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SHORT TERM...30 LONG TERM....30 AVIATION...24
NWS TSA Office Area Forecast Discussion