284 FXUS64 KLCH 240524 AFDLCHArea Forecast Discussion National Weather Service Lake Charles LA 1224 AM CDT Wed Sep 24 2025
...New SHORT TERM, LONG TERM, AVIATION, MARINE, FIRE WEATHER...
.KEY MESSAGES...
- An unsettled weather pattern will remain in place over the region today through Thursday morning.
- There is a Marginal Risk for flash flooding and severe weather on today.
- A cold front will push through the region Wednesday evening into Thursday accompanied by scattered showers and thunderstorms. Drier and somewhat cooler air will filter into the region Thursday evening through the weekend.
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.SHORT TERM... (Today through Friday night) Issued at 1219 AM CDT Wed Sep 24 2025
Low pressure is moving across eastern OK and NW AR this morning with a cold front stretched from the low into west TX. Aloft an upper disturbance is moving out of the Rockies and into the central Plains. Moisture is streaming north from the gulf into the MS Valley ahead of this system.
Through today the upper disturbance will move east with the surface heading east in tandem. The cold front will continue to move toward the gulf coast. PWATs of 2 to 2.5" will remain in place across the local area through Wednesday and into early Thursday ahead of the front. Lift will gradually increase into the afternoon. With the warm and moist airmass in place, convection is forecast to become scattered to widespread during daytime heating, but there is a chance a QLCS drops SE from the ongoing convection in NE TX, OK, and AR. This would arrive this afternoon or early evening with strong gusty winds being the main threat. The soupy airmass will allow for high rain rates as well.
Convection will decrease Thursday as the drier airmass filters in behind the departing cold front.
Dry and cooler conditions are expected Friday.
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.LONG TERM... (Saturday through Wednesday) Issued at 1219 AM CDT Wed Sep 24 2025
High pressure will move across the region this weekend into early next week. Slightly below climo normal temps are forecast this weekend with a gradual warm up from early to mid week.
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.AVIATION... (06Z TAFS) Issued at 1219 AM CDT Wed Sep 24 2025
A few nocturnal showers and storms will occur near the coast through morning. Widespread convection is anticipated by afternoon. Lower vis and ceilings should be expected.
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.MARINE... Issued at 1219 AM CDT Wed Sep 24 2025
A light onshore flow will continue into early Thursday. A front will push across the coastal waters Thursday with light to moderate offshore winds forecast Friday through the weekend.
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.FIRE WEATHER... Issued at 1219 AM CDT Wed Sep 24 2025
Widespread rain today will provide some needed relief across the region, with widespread 1 to 3 inches of rainfall expected. After the front moves through the region, dry air will filter south, dropping our minimum RH values down to 40%. Behind the front, winds will remain light with 20-foot winds staying below 10 mph.
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.PRELIMINARY POINT TEMPS/POPS... AEX 89 68 85 64 / 90 60 30 10 LCH 88 73 84 67 / 80 80 50 10 LFT 88 73 83 68 / 80 70 60 10 BPT 90 71 85 66 / 70 80 50 10
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.LCH WATCHES/WARNINGS/ADVISORIES... LA...None. TX...None. GM...None. &&
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SHORT TERM...05 LONG TERM....05 AVIATION...05
NWS LCH Office Area Forecast Discussion