150
FXUS64 KLCH 221058
AFDLCH
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE LAKE CHARLES LA
558 AM CDT TUE JUL 22 2025
..NEW AVIATION
KEY MESSAGES
- HEAT ADVISORY IN EFFECT AS DRY AND HOT WEATHER IS FORECAST OVER
THE NEXT COUPLE DAYS WITH HEAT INDICES RANGING BETWEEN 105 TO
110.
- RAIN CHANCES INCREASE DURING THE SECOND HALF OF THE WEEK WITH
SLIGHTLY COOLER TEMPERATURES EXPECTED
- MARGINAL RISK OF EXCESSIVE RAIN FOR PORTIONS OF THE AREA
THURSDAY, FRIDAY, AND SATURDAY
SHORT TERM
(TODAY THROUGH THURSDAY NIGHT)
ISSUED AT 1220 AM CDT TUE JUL 22 2025
A RIDGE ALOFT IS OVER THE LOWER MISSISSIPPI VALLEY WITH A SURFACE
RIDGE CENTERED OVER THE NORTHERN GULF COAST. HOT AND HUMID
CONDITIONS ARE ANTICIPATED WITH VERY LITTLE WIND OR CONVECTION.
MOISTURE WILL SLIGHTLY INCREASE FROM MONDAY AFTERNOON INTO
TUESDAY AFTERNOON WHICH WILL PUSH APPARENT TEMPERATURES UP A
DEGREE OR TWO AND INTO HEAT ADV CRITERIA A MANY LOCATIONS.
SIMILAR CONDITONS ARE EXPECTED WEDNESDAY, THEREFORE AN EARLY HEAT
ADV HAS BEEN ISSUED.
BEYOND MID WEEK THE PATTERN CHANGES. CURRENTLY, A COLD FRONT IS
DROPPING SOUTH ACROSS THE CAROLINA COAST AND WEAK LOW PRESSURE IS
ANTICIPATED TO DEVELOP AND DROP SOUTH IN TANDEM. THIS WEAK LOW IS
FORECAST TO MOVE ACROSS NORTHERN FL EARLY WEDNESDAY. MOISTURE
WILL INCREASE LOCALLY AHEAD OF THIS WEAK LOW WEDNESDAY EVENING
INTO THURSDAY WITH THE LOW MOVING ACROSS OR IN VICINITY OF THE
NORTHERN GULF COAST THURSDAY. RAIN CHANCES WILL INCREASE THURSDAY
AS THIS OCCURS.
LONG TERM
(FRIDAY THROUGH TUESDAY)
ISSUED AT 1220 AM CDT TUE JUL 22 2025
THE WEAK LOW IS EXPECTED TO MOVE ALONG OR ACROSS THE LA COAST LATE
THURSDAY AND FRIDAY. RAIN CHANCES WILL BE ELEVATED FRIDAY INTO THE
WEEKEND AS HIGHER MOISTURE LEVELS STREAM ACROSS THE REGION.
EXCESSIVE RAIN WILL BE POSSIBLE DURING THIS PERIOD.
A LARGE UPPER RIDGE WILL BUILD OVER THE CENTRAL SECTIONS OF THE
COUNTRY NEXT WEEK. WHILE RAIN CHANCES WILL DECREASE WITH THE
DEPARTURE OF THE DISTURBANCE AND TROPICAL MOISTURE, LOW END RAIN
CHANCES WILL LINGER INTO MONDAY AND TUESDAY. THIS MAY KEEP THE
REGION JUST BELOW HEAT ADV CRITERIA.
AVIATION
(12Z TAFS)
ISSUED AT 557 AM CDT TUE JUL 22 2025
ANOTHER QUIET DAY IS EXPECTED AT ALL TERMINALS, WITH VFR
CONDITIONS PREVAILING. WINDS WILL REMAIN LIGHT AND MAINLY OUT OF
THE SW THROUGH THE PERIOD. WHILE MOST AREAS WILL BE DRY TODAY,
COULD SEE SOME VERY ISOLATED SHOWERS CROP UP AROUND ACADIANA LATER
THIS AFTERNOON. LEFT THE PROB30 GROUPS IN AT LFT/ARA TO ACCOUNT
FOR THIS.
MARINE
ISSUED AT 1220 AM CDT TUE JUL 22 2025
HIGH PRESSURE WILL KEEP CONDITIONS CALM ACROSS THE GULF FOR THE
FIRST HALF OF THE WEEK. WAVES WILL REMAIN BETWEEN 1 AND 3 FEET
WITH WINDS FROM THE SOUTH-SOUTHWEST AROUND 10 KNOTS. A TROPICAL
DISTURBANCE WILL BRING INCREASED RAIN STARTING WEDNESDAY NIGHT AND
LASTING THROUGH FRIDAY. NHC DOES NOT HAVE AN INVEST AREA OVER THE
GULF AT THIS TIME.
FIRE WEATHER
ISSUED AT 1220 AM CDT TUE JUL 22 2025
DRY WEATHER FOR THE NEXT FEW DAYS WILL BE TEMPERED BY HIGH RH
VALUES, WITH MINIMUM RH STAYING ABOVE 50%. TEMPERATURES WILL
INCREASE INTO THE UPPER 90S THROUGH WEDNESDAY BEFORE ANOTHER SURGE
OF TROPICAL MOISTURE BRINGS MORE WIDESPREAD SOAKING RAIN ACROSS
THE ENTIRE REGION.
PRELIMINARY POINT TEMPS/POPS
AEX 98 75 98 75 / 0 0 0 0
LCH 94 76 95 76 / 10 0 10 10
LFT 94 76 95 77 / 20 0 20 20
BPT 94 75 96 75 / 10 0 10 0
LCH WATCHES/WARNINGS/ADVISORIES
LA...HEAT ADVISORY FROM 10 AM THIS MORNING TO 7 PM CDT THIS EVENING
FOR LAZ027>033-044-045-055-073-074-141>143-152>154-241>243-
252>254.
HEAT ADVISORY FROM 10 AM TO 7 PM CDT WEDNESDAY FOR LAZ027>033-
044-045-055-073-074-141>143-152>154-241>243-252>254.
TX...HEAT ADVISORY FROM 10 AM THIS MORNING TO 7 PM CDT THIS EVENING
FOR TXZ180-201-259>262-515-516-615-616.
HEAT ADVISORY FROM 10 AM TO 7 PM CDT WEDNESDAY FOR TXZ180-201-
259>262-515-516-615-616.
GM...NONE.
SHORT TERM...05
LONG TERM....05
AVIATION...17
CLICK HERE TO GO TO PREVIOUS BULLETINS.
Main Text Page