textproduct: Jackson

KEY MESSAGES

- Dangerous heat stress returns across portions of the forecast area this week.

- Rain chances remain best south of the Interstate 20 corridor through the week.

DISCUSSION

Issued at 1221 PM CDT Sun Aug 30 2026

Tonight through Saturday...Isolated rain chances will continue across southeastern portions of the area this afternoon as the cut-off low moves across the Gulf coastline. After sunset, clear/quiet conditions are expected this evening as rain chances diminish across I-59 and HWY 84 corridor. Patchy fog may be possible early Monday morning.

High pressure will settle over the Southeast CONUS over the course of this week, lingering through the rest of the week. Dangerous heat concerns are expected to return as highs range in the mid/upper 90s and heat indices reach 105-110F. Areawide "Limited" heat risk will continue to be advertised and more than like extend into the week. We will also monitor for any need for heat advisories on a day-to- day basics. As the high settles, additional cut-off low disturbances will traverse around the ridge, bringing deep moisture and storm chances (25-50%) starting along the HWY 84 corridor. Mid-week, rain chances will expand to the I-20 corridor and eastern MS as the pattern lingers into the end of the week. /SW/

AVIATION

(00Z TAFS) Issued at 641 PM CDT Sun Aug 30 2026

Isolated -SHRAs wl come in vcty of PIB and HBG through 03Z before dissipating. Isolated -SHRAs wl come in vcty of PIB and HBG again 22-24Z Mon. Otherwise, VFR conditions will continue through the end of the TAF period. /22/

PRELIMINARY POINT TEMPS/POPS

Jackson 74 95 74 97 / 0 0 0 10 Meridian 73 95 74 97 / 0 0 0 10 Vicksburg 74 95 74 96 / 0 0 0 10 Hattiesburg 73 94 73 95 / 20 30 20 40 Natchez 73 95 74 95 / 0 10 10 30 Greenville 75 98 76 99 / 0 0 0 0 Greenwood 74 97 75 98 / 0 0 0 0

JAN WATCHES/WARNINGS/ADVISORIES

MS...None. LA...None. AR...None.