


Area Forecast Discussion
Issued by NWS Jackson, MS
Issued by NWS Jackson, MS
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360 FXUS64 KJAN 231522 AAA AFDJAN Area Forecast Discussion...UPDATED National Weather Service Jackson MS 1022 AM CDT Sat Aug 23 2025 ...New MESOSCALE UPDATE... .MESOSCALE UPDATE... Issued at 1019 AM CDT Sat Aug 23 2025 The early morning fog that developed across the south has dissipated and the forecast was updated to remove the fog wording. Otherwise, the forecast remains on track with slightly warmer than normal afternoon highs and dry weather today. /22/ && .DISCUSSION... Issued at 107 AM CDT Sat Aug 23 2025 Through Sunday: Relatively drier air continues to advance into the region. The drier airmass will still allow for seasonably warm days through this weekend, but it will also make for pleasantly cooler mornings. No heat stress issues are anticipated, with heat indices remaining below 100 in most areas even in the middle of day. Closer to the front, there will still be potential for isolated to scattered diurnal convection, across areas like central LA, south MS, and far east MS. Monday through Thursday: A reinforcing front will move across the area Sunday night into Monday, bringing a more substantial push of dry air along with a bit of a drop in temperature. By Tuesday and Wednesday, high temps below 90 will become more common, and most areas will have morning lows in the 60s. A few cooler spots in north MS could even touch the upper 50s by Thursday morning. Rain chances will be quite limited by Monday, though isolated shower chances may return later in the week. With the increasing dryness, we will need to pay greater attention to fire weather concerns. Daytime RHs are forecast to fall as low as the 25-30 pct in some areas by Monday, and with stronger mixing in the dry conditions, winds could become a relevant factor. Otherwise, no other hazards are on the horizon in the long term portion of the forecast. && .AVIATION... (12Z TAFS) Issued at 724 AM CDT Sat Aug 23 2025 Some early morning BR or FG should mix and lift by 14Z, with prevailing VFR conditions and light northerly winds through the remainder of the TAF period. /NF/ && .PRELIMINARY POINT TEMPS/POPS... Jackson 94 70 95 69 / 0 0 0 0 Meridian 93 70 93 68 / 10 0 10 0 Vicksburg 94 69 96 69 / 0 0 0 0 Hattiesburg 96 71 96 70 / 20 10 10 0 Natchez 93 69 94 70 / 0 0 0 0 Greenville 94 69 96 66 / 0 0 0 0 Greenwood 94 69 95 65 / 0 0 0 0 && .JAN WATCHES/WARNINGS/ADVISORIES... MS...None. LA...None. AR...None. && $$ 22/NF