


Area Forecast Discussion
Issued by NWS Shreveport, LA
Issued by NWS Shreveport, LA
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315 FXUS64 KSHV 281636 AFDSHV Area Forecast Discussion National Weather Service Shreveport LA 1136 AM CDT Thu Aug 28 2025 ...New AVIATION... .KEY MESSAGES... Issued at 1222 AM CDT Thu Aug 28 2025 - One last hot day for most of us today with some low end triple digit heat index values west of I-49 and south of I-30. - Hot and humid air will crop us afternoon thunderstorms just about anywhere with a hearty upper disturbance in the NW flow flow bringing inches down I-49 overnight and through Friday. - Weekend starts to slack heavy amounts, but takes quite some time as the NE winds work in under the upper level fronts at H850 and H700 into Sunday. Labor Day looks nice with sunshine. && .DISCUSSION... Issued at 1222 AM CDT Thu Aug 28 2025 A mix of sun and clouds again today and with SW winds perhaps many more low to mid 90s across the ArkLaTex. The morning will be mild to warm with the hot afternoon popping showers and thunderstorms areawide. The SPC has a Marginal Risk north of I-20 due to the upstream MCS outflow merging along the front for the risk of damaging winds primarily. We could see some hail possible as heights fall and atmosphere drops the freezing level with the parent MCS arriving Thursday evening. And while tornadoes occur in all months, backing SW winds to SE and then E with speeds dropping off will greatly limit most of this threat. The SPC day 2 has the Marginal Risk for damaging winds still over southern tier of Counties and Parishes. The WPC has a larger area for us in their ERO today with a Slight down across I-20, fading to areawide Marginal for Friday. The chance for minor flooding will be possible with some of these nocturnal training thunderstorms and into early Friday as the rain continues to pile in for us and our low water everywhere. However, but much of this organized thunderstorm activity looks to be fairly progressive, precluding anything widespread with a watch at this time. The ground will run off faster than sinking in as dry as we have become in these dog days. The skies will remain gray into the weekend with still loads of moisture pooling on the upper level fronts. The best news along with the needed rainfall is that we will see the hot temps take a nice vacation until seasonal highs return by Tuesday. Lows will be below average through much of next week, despite the warm sunshine into early September. /24/ && .AVIATION... (18Z TAFS) Issued at 1130 AM CDT Thu Aug 28 2025 Rapidly forming MVFR CU field across NE TX and N LA in the wake of a returning warm front will continue lifting to low VFR heights and scattering out as the day goes on. We will await convection currently across Southeast Oklahoma and Central Arkansas to begin rapidly accelerating southward later this afternoon and especially into the evening and overnight hours, impacting most if not all our airspace and terminals as it does. Look for strong thunderstorm wind gusts as these storms progress through these terminals through the evening and overnight hours. Front will eventually backdoor into our airspace from the northeast, allowing for a wind shift across most terminals through this TAF period with MVFR and IFR ceilings likely in the wake of the backdooring cold front. Post frontal convection will also be likely overnight through the end of the TAF period as well and have made note of this towards the tail end of our 24hr TAF package as well. 13 && .SPOTTER INFORMATION STATEMENT... Issued at 650 AM CDT Thu Aug 28 2025 Spotter activation may be needed this afternoon through tonight for the potential for isolated severe thunderstorms and flooding. && .PRELIMINARY POINT TEMPS/POPS... SHV 94 75 85 73 / 50 70 90 70 MLU 93 70 81 69 / 70 80 90 70 DEQ 83 66 77 66 / 80 90 80 30 TXK 91 69 81 69 / 70 80 90 50 ELD 88 65 78 66 / 70 80 90 50 TYR 93 75 89 72 / 30 50 70 60 GGG 94 73 87 70 / 40 60 90 60 LFK 94 75 91 73 / 20 30 70 60 && .SHV WATCHES/WARNINGS/ADVISORIES... AR...None. LA...None. OK...None. TX...None. && $$ DISCUSSION...24 AVIATION...13