557 FXUS64 KLCH 121801 AFDLCHArea Forecast Discussion National Weather Service Lake Charles LA 101 PM CDT Fri Sep 12 2025
...New SHORT TERM, LONG TERM, AVIATION, MARINE, FIRE WEATHER...
.KEY MESSAGES...
- Temperatures will warm into the mid 90`s tomorrow through the early part of next week as oppressive upper level ridge strengthens over the region.
- Expect daily hot and dry conditions with less than 5 percent chances of rain each day under high pressure regime.
- Lower than normal daytime humidity will keep heat indices capped in the upper 90s each day. Continue practicing heat safety for those outdoors working, at sporting practices, or otherwise being active outdoors.
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.SHORT TERM... (Tonight through Sunday night) Issued at 1252 PM CDT Fri Sep 12 2025
High pressure and minimal rainfall is the story for this forecast package. Sfc to low level ridging currently rests over the Ozarks this afternoon. Little movement is expected through the weekend with dry air filtering down from the north before surface ridging ushers variable light easterly flow in the lowest 2-3km AGL. Locally, this pattern will facilitate highs in the lower 90`s with a few backyards touching the mid 90`s. Meanwhile, evening lows will also trend close to climatological norms-- in the upper 60`s for interior locations trending to low 70`s toward the coast. Although heat indices generally max out near or under 100F during the afternoons, caution is still encouraged for those spending lengthy periods of time outdoors.
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.LONG TERM... (Monday through next Thursday) Issued at 1252 PM CDT Fri Sep 12 2025
Looking ahead at the start of the upcoming work week, Monday temperatures will continue to range in the low to mid 90`s across the forecast area with generally dry conditions. This stagnant pattern is a result of a surface ridging expected to persist into the southern Plains and Ozarks through the middle of next week. Hereafter, guidance has trended toward a broader high pressure pattern overhead prior to a shortwave developing toward the end of the forecast period. However, within the scope of the forecast, blended guidance has been hesitant to show any signs of precipitation. Temperatures will continue to remain seasonable warm and dry throughout the forecast area during this time.
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.AVIATION... (18Z TAFS) Issued at 1252 PM CDT Fri Sep 12 2025
Conditions forecast to remain VFR across all TAF sites over the next several hours. Winds at most terminals have trended variable easterlies with FEW to SCT cumulus clouds driven by daytime heating.
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.MARINE... Issued at 1252 PM CDT Fri Sep 12 2025
Winds continue to prevail from the east to east northeast through the period as high pressure continues ridging into the northwest Gulf. Periods of enhanced easterly flow and seas will develop over outer 20 to 60 nm waters as the gradient tightens with lower SLP into the central Gulf
Dry air and high pressure will keep precipitation chances to a minimum.
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.FIRE WEATHER... Issued at 1252 PM CDT Fri Sep 12 2025
Hot and dry conditions with light, variable winds to be expected this afternoon thru the start of next work week. High pressure over the region strengthens from today through Sunday allowing high temps to drive into the mid 90`s each day. Surface mixing is expected each afternoon with daytime RH minimums in the 30 to 45 percent range.
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.PRELIMINARY POINT TEMPS/POPS... AEX 70 95 67 94 / 0 0 0 0 LCH 73 93 73 91 / 0 0 0 10 LFT 72 94 71 91 / 0 0 0 0 BPT 72 93 72 91 / 0 0 0 10
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.LCH WATCHES/WARNINGS/ADVISORIES... LA...None. TX...None. GM...None. &&
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SHORT TERM...30 LONG TERM....30 AVIATION...30
NWS LCH Office Area Forecast Discussion