textproduct: Jackson

KEY MESSAGES

- A limited fire danger threat will continue through this week.

DISCUSSION

Issued at 133 PM CDT Sun Oct 18 2026

Through Monday: Continued dry with cooler than normal morning lows and slightly warmer than normal afternoon highs Monday. Surface ridging will continue across the region from the northeast resulting in an east wind and keeping the Gulf closed through Monday. Ridging aloft will remain over the region as well. Together these features will result in decent radiational cooling tonight and near full insolation Monday. The result will be critically low afternoon minimum relative humidity maintaining fire danger concerns. /22/

Monday Night through Saturday...High pressure at the surface centered to our north and increasing ridging aloft from the west through the week, will maintain quiet weather across the forecast area. The overall dry air mass will remain across the region through the week as dew points generally mix into the 30s & 40s each afternoon. However, temperatures will steadily warm each day. This warming will be felt more with daytime highs, than with overnight lows. Lows through the period will generally range from the mid 40s to mid 50s. Meanwhile highs on Tuesday will range from the upper 70s to middle 80s. Then by Saturday, they'll have increased into the lower 80s to around 90.

These increasing high temperatures in this dry air mass will result in afternoon minimum relative humidity values falling to critically low values, i.e. generally into the 20-30% range. This, coupled with the extremely dry soil conditions across the area will continue to promote at least a "Limited Threat" for dangerous fire conditions across the forecast area through the period. Please continue to monitor the latest forecast and outlook through the week, as some categorical adjustment could be made to portions of, if not all of, the forecast area. /19/

AVIATION

(18Z TAFS) Issued at 1244 PM CDT Sun Oct 18 2026

VFR conditions will continue through the TAF period. /22/

PRELIMINARY POINT TEMPS/POPS

Jackson 47 76 47 82 / 0 0 0 0 Meridian 43 72 44 78 / 0 0 0 0 Vicksburg 46 77 47 82 / 0 0 0 0 Hattiesburg 45 77 46 81 / 0 0 0 0 Natchez 48 77 49 81 / 0 0 0 0 Greenville 46 77 45 82 / 0 0 0 0 Greenwood 45 77 44 83 / 0 0 0 0

JAN WATCHES/WARNINGS/ADVISORIES

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