135
FNUS54 KLCH 200809
FWFLCH
FIRE WEATHER PLANNING FORECAST
NATIONAL WEATHER SERVICE LAKE CHARLES LA
308 AM GMT WED MAY 20 2026
DISCUSSION
EXPECT MODEST SOUTHERLY WINDS TO CONTINUE THROUGH THE NEXT SEVERAL
DAYS BRINGING IN RICH AMOUNTS OF GULF MOISTURE. AFTERNOON MINIMUM RH
VALUES WILL BE ABOVE 70 PERCENT THROUGH THE WEEK INTO THE WEEKEND.
HIGH CHANCES FOR DAILY SHOWERS AND THUNDERSTORMS ARE ALSO EXPECTED
THROUGH THE WEEK INTO EARLY NEXT WEEK AS A STALLED FRONTAL
BOUNDARY AND A SERIES OF UPPER LEVEL DISTURBANCES PROVIDE WAVES OF
PRECIPITATION EACH DAY. SOME LOCALLY HEAVY RAINFALL WILL BE
POSSIBLE. THE HIGH MINIMUM RELATIVE HUMIDITY VALUES AND EXPECTED
WET ANTECEDENT CONDITIONS IS EXPECTED TO KEEP FIRE WEATHER IN
CHECK.
TXZ180-202100-
TYLER-
INCLUDING THE CITIES OF TOWN BLUFF, FRED, HILLISTER, IVANHOE,
SPURGER, WARREN, AND WOODVILLE
308 AM CDT WED MAY 20 2026
TODAY TONIGHT THU
CLOUD COVER MCLDY PCLDY MCLDY
PRECIP TYPE TSTMS TSTMS TSTMS
CHANCE PRECIP (%) 50 30 80
TEMP (24H TREND) 86 (-5) 70 (-3) 82
RH % (24H TREND) 73 (+13) 100 (+2) 84
20FTWND-VAL/AM(MPH) LGT/VAR LGT/VAR
20FTWND-RDG/PM(MPH) LGT/VAR LGT/VAR LGT/VAR
PRECIP AMOUNT 0.20 0.05 0.34
PRECIP DURATION 2 1 8
PRECIP BEGIN 6 AM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING CONTINUING
MIXING HGT(M-AGL/MSL) 880 130 850
MIXING HGT(FT-AGL/MSL)2880 420 2800
TRANSPORT WND (M/S) SW 2 S 3 S 5
TRANSPORT WND (MPH) SW 3 S 6 S 10
VENT RATE (M/S-M) 1760 390 4250
DISPERSION POOR POOR GOOD
CATEGORY DAY 1 1 3
MAX LVORI EARLY 7 8 9
MAX LVORI LATE 4 8 5
MIX HGT 500 76 74
KEETCH-BYRAM < 200 < 200 < 200
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
FRIDAY
SHOWERS AND A CHANCE OF THUNDERSTORMS. LOWS AROUND 70.
HIGHS IN THE MID 80S. SOUTH WINDS AROUND 5 MPH.
SATURDAY
SHOWERS WITH THUNDERSTORMS LIKELY. LOWS IN THE LOWER
70S. HIGHS IN THE LOWER 80S. SOUTHEAST WINDS AROUND 5 MPH.
SUNDAY
SHOWERS WITH THUNDERSTORMS LIKELY. LOWS AROUND 70.
HIGHS IN THE LOWER 80S. SOUTH WINDS AROUND 5 MPH.
MEMORIAL DAY THROUGH TUESDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY
AND A CHANCE OF THUNDERSTORMS. LOWS AROUND 70. HIGHS IN THE MID
80S. SOUTH WINDS AROUND 5 MPH.
TXZ201-202100-
HARDIN-
INCLUDING THE CITIES OF LUMBERTON AND SILSBEE
308 AM CDT WED MAY 20 2026
TODAY TONIGHT THU
CLOUD COVER MCLDY PCLDY MCLDY
PRECIP TYPE TSTMS TSTMS TSTMS
CHANCE PRECIP (%) 60 30 80
TEMP (24H TREND) 86 (-3) 70 (-3) 82
RH % (24H TREND) 74 (+11) 100 (+1) 84
20FTWND-VAL/AM(MPH) LGT/VAR LGT/VAR
20FTWND-RDG/PM(MPH) LGT/VAR LGT/VAR LGT/VAR
PRECIP AMOUNT 0.19 0.04 0.35
PRECIP DURATION 3 1 9
PRECIP BEGIN 6 AM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING CONTINUING
MIXING HGT(M-AGL/MSL) 880 120 830
MIXING HGT(FT-AGL/MSL)2890 380 2720
TRANSPORT WND (M/S) S 2 SE 3 S 5
TRANSPORT WND (MPH) S 5 SE 6 S 12
VENT RATE (M/S-M) 1760 360 4150
DISPERSION POOR POOR GOOD
CATEGORY DAY 1 1 3
MAX LVORI EARLY 7 6 9
MAX LVORI LATE 4 8 4
MIX HGT 500 76 74
KEETCH-BYRAM 201-300 201-300 201-300
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
FRIDAY
SHOWERS AND A CHANCE OF THUNDERSTORMS. LOWS AROUND 70.
HIGHS IN THE MID 80S. SOUTH WINDS AROUND 5 MPH.
SATURDAY
SHOWERS WITH THUNDERSTORMS LIKELY. LOWS IN THE LOWER
70S. HIGHS IN THE LOWER 80S. SOUTHEAST WINDS AROUND 5 MPH.
SUNDAY
SHOWERS WITH THUNDERSTORMS LIKELY. LOWS IN THE LOWER
70S. HIGHS IN THE LOWER 80S. LIGHT WINDS.
MEMORIAL DAY THROUGH TUESDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY
AND A CHANCE OF THUNDERSTORMS. LOWS AROUND 70. HIGHS IN THE MID
80S. LIGHT WINDS.
TXZ259-202100-
NORTHERN JASPER-
INCLUDING THE CITIES OF HOLLY SPRINGS, JASPER, KIRBYVILLE,
MAGNOLIA SPRINGS, MT. UNION, AND ROGANVILLE
308 AM CDT WED MAY 20 2026
TODAY TONIGHT THU
CLOUD COVER MCLDY PCLDY MCLDY
PRECIP TYPE TSTMS TSTMS TSTMS
CHANCE PRECIP (%) 50 40 90
TEMP (24H TREND) 85 (-5) 70 (-3) 82
RH % (24H TREND) 74 (+13) 100 (+2) 85
20FTWND-VAL/AM(MPH) LGT/VAR LGT/VAR
20FTWND-RDG/PM(MPH) LGT/VAR LGT/VAR LGT/VAR
PRECIP AMOUNT 0.24 0.03 0.34
PRECIP DURATION 2 2 7
PRECIP BEGIN 6 AM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING CONTINUING
MIXING HGT(M-AGL/MSL) 810 110 890
MIXING HGT(FT-AGL/MSL)2670 370 2910
TRANSPORT WND (M/S) W 3 SE 3 S 5
TRANSPORT WND (MPH) W 6 SE 6 S 10
VENT RATE (M/S-M) 2430 330 4450
DISPERSION FAIR POOR GOOD
CATEGORY DAY 2 1 3
MAX LVORI EARLY 7 8 8
MAX LVORI LATE 4 8 5
MIX HGT 500 76 74
KEETCH-BYRAM < 200 < 200 < 200
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
FRIDAY
SHOWERS AND A CHANCE OF THUNDERSTORMS. LOWS AROUND 70.
HIGHS IN THE LOWER 80S. SOUTH WINDS AROUND 5 MPH.
SATURDAY
SHOWERS WITH THUNDERSTORMS LIKELY. LOWS IN THE LOWER
70S. HIGHS IN THE LOWER 80S. SOUTHEAST WINDS AROUND 5 MPH.
SUNDAY
SHOWERS WITH THUNDERSTORMS LIKELY. LOWS IN THE LOWER
70S. HIGHS IN THE LOWER 80S. SOUTH WINDS AROUND 5 MPH.
MEMORIAL DAY THROUGH TUESDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY
AND A CHANCE OF THUNDERSTORMS. LOWS IN THE LOWER 70S. HIGHS IN
THE MID 80S. SOUTH WINDS AROUND 5 MPH.
TXZ261-202100-
SOUTHERN JASPER-
INCLUDING THE CITIES OF GIST, BUNA, AND EVADALE
308 AM CDT WED MAY 20 2026
TODAY TONIGHT THU
CLOUD COVER MCLDY PCLDY MCLDY
PRECIP TYPE TSTMS TSTMS TSTMS
CHANCE PRECIP (%) 60 30 80
TEMP (24H TREND) 85 (-3) 71 (-3) 82
RH % (24H TREND) 74 (+10) 100 (+1) 83
20FTWND-VAL/AM(MPH) LGT/VAR LGT/VAR
20FTWND-RDG/PM(MPH) LGT/VAR LGT/VAR LGT/VAR
PRECIP AMOUNT 0.21 0.03 0.32
PRECIP DURATION 4 1 9
PRECIP BEGIN 6 AM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING CONTINUING
MIXING HGT(M-AGL/MSL) 760 120 810
MIXING HGT(FT-AGL/MSL)2510 380 2640
TRANSPORT WND (M/S) SE 2 SE 2 SE 5
TRANSPORT WND (MPH) SE 5 SE 5 SE 10
VENT RATE (M/S-M) 1520 240 4050
DISPERSION POOR POOR GOOD
CATEGORY DAY 1 1 3
MAX LVORI EARLY 6 7 8
MAX LVORI LATE 4 7 4
MIX HGT 500 75 74
KEETCH-BYRAM 201-300 201-300 201-300
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
FRIDAY
SHOWERS AND A CHANCE OF THUNDERSTORMS. LOWS IN THE
LOWER 70S. HIGHS IN THE LOWER 80S. SOUTH WINDS AROUND 5 MPH.
SATURDAY
SHOWERS WITH THUNDERSTORMS LIKELY. LOWS IN THE LOWER
70S. HIGHS IN THE LOWER 80S. SOUTHEAST WINDS AROUND 5 MPH.
SUNDAY
SHOWERS WITH THUNDERSTORMS LIKELY. LOWS IN THE LOWER
70S. HIGHS IN THE LOWER 80S. LIGHT WINDS.
MEMORIAL DAY THROUGH TUESDAY
SHOWERS AND A CHANCE OF
THUNDERSTORMS. LOWS IN THE LOWER 70S. HIGHS IN THE MID 80S. LIGHT
WINDS.
TXZ260-202100-
NORTHERN NEWTON-
INCLUDING THE CITIES OF BURKEVILLE, FARRSVILLE, JAMESTOWN,
NEWTON, WIERGATE, BLEAKWOOD, AND CALL
308 AM CDT WED MAY 20 2026
TODAY TONIGHT THU
CLOUD COVER MCLDY PCLDY MCLDY
PRECIP TYPE TSTMS TSTMS TSTMS
CHANCE PRECIP (%) 60 40 80
TEMP (24H TREND) 84 (-5) 70 (-3) 82
RH % (24H TREND) 74 (+12) 100 (+1) 83
20FTWND-VAL/AM(MPH) LGT/VAR LGT/VAR
20FTWND-RDG/PM(MPH) LGT/VAR LGT/VAR S 5
PRECIP AMOUNT 0.22 0.02 0.26
PRECIP DURATION 3 2 7
PRECIP BEGIN 6 AM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING CONTINUING
MIXING HGT(M-AGL/MSL) 820 120 1030
MIXING HGT(FT-AGL/MSL)2700 380 3360
TRANSPORT WND (M/S) SW 2 SE 2 S 4
TRANSPORT WND (MPH) SW 5 SE 5 S 9
VENT RATE (M/S-M) 1640 240 4120
DISPERSION POOR POOR GOOD
CATEGORY DAY 1 1 3
MAX LVORI EARLY 8 8 9
MAX LVORI LATE 4 8 5
MIX HGT 500 76 74
KEETCH-BYRAM < 200 < 200 < 200
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
FRIDAY
SHOWERS AND A CHANCE OF THUNDERSTORMS. LOWS AROUND 70.
HIGHS IN THE LOWER 80S. SOUTH WINDS AROUND 5 MPH.
SATURDAY
SHOWERS WITH THUNDERSTORMS LIKELY. LOWS IN THE LOWER
70S. HIGHS IN THE LOWER 80S. SOUTH WINDS AROUND 5 MPH.
SUNDAY
SHOWERS WITH THUNDERSTORMS LIKELY. LOWS IN THE LOWER
70S. HIGHS AROUND 80. SOUTH WINDS AROUND 5 MPH.
MEMORIAL DAY THROUGH TUESDAY
SHOWERS AND A CHANCE OF
THUNDERSTORMS. LOWS IN THE LOWER 70S. HIGHS IN THE LOWER 80S.
SOUTH WINDS AROUND 5 MPH.
TXZ262-202100-
SOUTHERN NEWTON-
INCLUDING THE CITY OF DEWEYVILLE
308 AM CDT WED MAY 20 2026
TODAY TONIGHT THU
CLOUD COVER MCLDY PCLDY MCLDY
PRECIP TYPE TSTMS TSTMS TSTMS
CHANCE PRECIP (%) 70 30 80
TEMP (24H TREND) 84 (-4) 71 (-3) 82
RH % (24H TREND) 75 (+10) 100 (+2) 80
20FTWND-VAL/AM(MPH) LGT/VAR LGT/VAR
20FTWND-RDG/PM(MPH) LGT/VAR LGT/VAR LGT/VAR
PRECIP AMOUNT 0.24 0.04 0.30
PRECIP DURATION 4 1 9
PRECIP BEGIN 6 AM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING CONTINUING
MIXING HGT(M-AGL/MSL) 760 120 870
MIXING HGT(FT-AGL/MSL)2490 380 2870
TRANSPORT WND (M/S) SW 3 SE 2 S 6
TRANSPORT WND (MPH) SW 6 SE 5 S 13
VENT RATE (M/S-M) 2280 240 5220
DISPERSION FAIR POOR GOOD
CATEGORY DAY 2 1 3
MAX LVORI EARLY 6 7 8
MAX LVORI LATE 4 7 4
MIX HGT 500 75 74
KEETCH-BYRAM < 200 < 200 < 200
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
FRIDAY
SHOWERS AND A CHANCE OF THUNDERSTORMS. LOWS IN THE
LOWER 70S. HIGHS IN THE LOWER 80S. SOUTH WINDS AROUND 5 MPH.
SATURDAY
SHOWERS WITH THUNDERSTORMS LIKELY. LOWS IN THE LOWER
70S. HIGHS IN THE LOWER 80S. SOUTH WINDS AROUND 5 MPH.
SUNDAY
SHOWERS WITH THUNDERSTORMS LIKELY. LOWS IN THE LOWER
70S. HIGHS IN THE LOWER 80S. SOUTH WINDS AROUND 5 MPH.
MEMORIAL DAY THROUGH TUESDAY
SHOWERS AND A CHANCE OF
THUNDERSTORMS. LOWS IN THE LOWER 70S. HIGHS IN THE LOWER 80S.
SOUTH WINDS AROUND 5 MPH.
TXZ515-202100-
UPPER JEFFERSON-
INCLUDING THE CITIES OF BEAUMONT AND CHINA
308 AM CDT WED MAY 20 2026
TODAY TONIGHT THU
CLOUD COVER MCLDY PCLDY MCLDY
PRECIP TYPE TSTMS TSTMS TSTMS
CHANCE PRECIP (%) 60 30 80
TEMP (24H TREND) 85 (-3) 71 (-3) 83
RH % (24H TREND) 73 (+5) 99 (+2) 80
20FTWND-VAL/AM(MPH) LGT/VAR LGT/VAR
20FTWND-RDG/PM(MPH) LGT/VAR LGT/VAR S 6
PRECIP AMOUNT 0.25 0.04 0.30
PRECIP DURATION 3 1 8
PRECIP BEGIN 6 AM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING CONTINUING
MIXING HGT(M-AGL/MSL) 780 120 970
MIXING HGT(FT-AGL/MSL)2550 400 3190
TRANSPORT WND (M/S) SE 3 SE 3 S 6
TRANSPORT WND (MPH) SE 6 SE 6 S 14
VENT RATE (M/S-M) 2340 360 5820
DISPERSION FAIR POOR GOOD
CATEGORY DAY 2 1 3
MAX LVORI EARLY 6 6 9
MAX LVORI LATE 4 8 4
MIX HGT 500 75 73
KEETCH-BYRAM 201-300 201-300 201-300
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
FRIDAY
SHOWERS AND A CHANCE OF THUNDERSTORMS. LOWS IN THE
LOWER 70S. HIGHS IN THE MID 80S. SOUTH WINDS AROUND 5 MPH.
SATURDAY
SHOWERS WITH THUNDERSTORMS LIKELY. LOWS IN THE LOWER
70S. HIGHS IN THE LOWER 80S. SOUTHEAST WINDS AROUND 5 MPH.
SUNDAY THROUGH TUESDAY
SHOWERS AND A CHANCE OF THUNDERSTORMS.
LOWS IN THE LOWER 70S. HIGHS IN THE LOWER 80S. SOUTH WINDS AROUND
5 MPH.
TXZ615-202100-
LOWER JEFFERSON-
INCLUDING THE CITIES OF NEDERLAND, PORT ARTHUR,
SEA RIM STATE PARK, AND SABINE PASS
308 AM CDT WED MAY 20 2026
TODAY TONIGHT THU
CLOUD COVER MCLDY PCLDY PCLDY
PRECIP TYPE TSTMS TSTMS TSTMS
CHANCE PRECIP (%) 60 20 70
TEMP (24H TREND) 86 (0) 73 (-4) 84
RH % (24H TREND) 73 (-1) 96 (+1) 77
20FTWND-VAL/AM(MPH) LGT/VAR LGT/VAR
20FTWND-RDG/PM(MPH) S 6 SE 5 S 9
PRECIP AMOUNT 0.28 0.05 0.25
PRECIP DURATION 3 1 7
PRECIP BEGIN 6 AM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING CONTINUING
MIXING HGT(M-AGL/MSL) 830 120 970
MIXING HGT(FT-AGL/MSL)2730 400 3200
TRANSPORT WND (M/S) S 3 SE 3 S 6
TRANSPORT WND (MPH) S 7 SE 7 S 14
VENT RATE (M/S-M) 2490 360 5820
DISPERSION FAIR POOR GOOD
CATEGORY DAY 2 1 3
MAX LVORI EARLY 6 6 6
MAX LVORI LATE 3 6 4
MIX HGT 500 75 73
KEETCH-BYRAM 201-300 201-300 < 200
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
FRIDAY
SHOWERS AND A CHANCE OF THUNDERSTORMS. LOWS IN THE MID
70S. HIGHS IN THE MID 80S. SOUTH WINDS 5 TO 10 MPH.
SATURDAY
SHOWERS WITH THUNDERSTORMS LIKELY. LOWS IN THE MID
70S. HIGHS IN THE MID 80S. SOUTH WINDS 5 TO 10 MPH.
SUNDAY THROUGH TUESDAY
SHOWERS AND A CHANCE OF THUNDERSTORMS.
LOWS IN THE MID 70S. HIGHS IN THE LOWER 80S. SOUTHEAST WINDS
AROUND 5 MPH.
TXZ516-202100-
NORTHERN ORANGE-
INCLUDING THE CITY OF MAURICEVILLE
308 AM CDT WED MAY 20 2026
TODAY TONIGHT THU
CLOUD COVER MCLDY PCLDY PCLDY
PRECIP TYPE TSTMS TSTMS TSTMS
CHANCE PRECIP (%) 60 30 70
TEMP (24H TREND) 84 (-3) 72 (-3) 82
RH % (24H TREND) 75 (+6) 99 (+3) 80
20FTWND-VAL/AM(MPH) LGT/VAR LGT/VAR
20FTWND-RDG/PM(MPH) LGT/VAR LGT/VAR S 5
PRECIP AMOUNT 0.24 0.05 0.29
PRECIP DURATION 4 1 7
PRECIP BEGIN 6 AM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING CONTINUING
MIXING HGT(M-AGL/MSL) 770 120 940
MIXING HGT(FT-AGL/MSL)2520 380 3090
TRANSPORT WND (M/S) S 3 SE 3 S 6
TRANSPORT WND (MPH) S 6 SE 6 S 14
VENT RATE (M/S-M) 2310 360 5640
DISPERSION FAIR POOR GOOD
CATEGORY DAY 2 1 3
MAX LVORI EARLY 6 6 7
MAX LVORI LATE 4 7 4
MIX HGT 500 74 74
KEETCH-BYRAM < 200 < 200 < 200
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
FRIDAY
SHOWERS AND A CHANCE OF THUNDERSTORMS. LOWS IN THE
LOWER 70S. HIGHS IN THE LOWER 80S. SOUTH WINDS AROUND 5 MPH.
SATURDAY
SHOWERS WITH THUNDERSTORMS LIKELY. LOWS IN THE LOWER
70S. HIGHS IN THE LOWER 80S. SOUTH WINDS AROUND 5 MPH.
SUNDAY
SHOWERS WITH THUNDERSTORMS LIKELY. LOWS IN THE LOWER
70S. HIGHS IN THE LOWER 80S. SOUTH WINDS AROUND 5 MPH.
MEMORIAL DAY THROUGH TUESDAY
SHOWERS AND A CHANCE OF
THUNDERSTORMS. LOWS IN THE LOWER 70S. HIGHS IN THE MID 80S.
SOUTHEAST WINDS AROUND 5 MPH.
TXZ616-202100-
SOUTHERN ORANGE-
INCLUDING THE CITIES OF ORANGE, BRIDGE CITY, AND VIDOR
308 AM CDT WED MAY 20 2026
TODAY TONIGHT THU
CLOUD COVER MCLDY PCLDY PCLDY
PRECIP TYPE TSTMS TSTMS TSTMS
CHANCE PRECIP (%) 60 20 70
TEMP (24H TREND) 84 (-3) 73 (-3) 82
RH % (24H TREND) 74 (+3) 96 (+3) 79
20FTWND-VAL/AM(MPH) LGT/VAR LGT/VAR
20FTWND-RDG/PM(MPH) LGT/VAR LGT/VAR S 7
PRECIP AMOUNT 0.23 0.04 0.26
PRECIP DURATION 4 1 7
PRECIP BEGIN 6 AM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING CONTINUING
MIXING HGT(M-AGL/MSL) 770 130 970
MIXING HGT(FT-AGL/MSL)2520 420 3190
TRANSPORT WND (M/S) SE 4 SE 3 S 7
TRANSPORT WND (MPH) SE 8 SE 6 S 15
VENT RATE (M/S-M) 3080 390 6790
DISPERSION FAIR POOR GOOD
CATEGORY DAY 2 1 3
MAX LVORI EARLY 6 6 6
MAX LVORI LATE 4 6 4
MIX HGT 500 74 73
KEETCH-BYRAM 201-300 201-300 201-300
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
FRIDAY
SHOWERS AND A CHANCE OF THUNDERSTORMS. LOWS IN THE MID
70S. HIGHS IN THE LOWER 80S. SOUTH WINDS AROUND 5 MPH.
SATURDAY
SHOWERS WITH THUNDERSTORMS LIKELY. LOWS IN THE MID
70S. HIGHS IN THE LOWER 80S. SOUTH WINDS AROUND 5 MPH.
SUNDAY
SHOWERS WITH THUNDERSTORMS LIKELY. LOWS IN THE MID 70S.
HIGHS IN THE LOWER 80S. SOUTH WINDS AROUND 5 MPH.
MEMORIAL DAY THROUGH TUESDAY
SHOWERS AND A CHANCE OF
THUNDERSTORMS. LOWS IN THE LOWER 70S. HIGHS IN THE MID 80S.
SOUTHEAST WINDS AROUND 5 MPH.
LAZ027-202100-
VERNON-
INCLUDING THE CITIES OF FORT POLK, PICKERING, LEESVILLE,
AND SLAGLE
308 AM CDT WED MAY 20 2026
TODAY TONIGHT THU
CLOUD COVER MCLDY PCLDY MCLDY
PRECIP TYPE TSTMS TSTMS TSTMS
CHANCE PRECIP (%) 60 30 80
TEMP (24H TREND) 84 (-6) 70 (-3) 83
RH % (24H TREND) 70 (+11) 100 (+2) 76
20FTWND-VAL/AM(MPH) LGT/VAR LGT/VAR
20FTWND-RDG/PM(MPH) LGT/VAR LGT/VAR LGT/VAR
PRECIP AMOUNT 0.31 0.03 0.25
PRECIP DURATION 4 2 7
PRECIP BEGIN 6 AM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING CONTINUING
MIXING HGT(M-AGL/MSL) 950 110 1080
MIXING HGT(FT-AGL/MSL)3120 370 3540
TRANSPORT WND (M/S) W 3 SE 2 S 4
TRANSPORT WND (MPH) W 6 SE 5 S 9
VENT RATE (M/S-M) 2850 220 4320
DISPERSION FAIR POOR GOOD
CATEGORY DAY 2 1 3
MAX LVORI EARLY 7 8 8
MAX LVORI LATE 4 9 4
MIX HGT 500 76 74
KEETCH-BYRAM < 200 < 200 < 200
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
FRIDAY
SHOWERS AND A CHANCE OF THUNDERSTORMS. LOWS AROUND 70.
HIGHS IN THE LOWER 80S. SOUTH WINDS AROUND 5 MPH.
SATURDAY
SHOWERS WITH THUNDERSTORMS LIKELY. LOWS IN THE LOWER
70S. HIGHS IN THE LOWER 80S. SOUTHEAST WINDS AROUND 5 MPH.
SUNDAY
SHOWERS WITH THUNDERSTORMS LIKELY. LOWS IN THE LOWER
70S. HIGHS AROUND 80. SOUTHEAST WINDS AROUND 5 MPH.
MEMORIAL DAY THROUGH TUESDAY
SHOWERS AND A CHANCE OF
THUNDERSTORMS. LOWS AROUND 70. HIGHS IN THE MID 80S. SOUTH WINDS
AROUND 5 MPH.
LAZ028-202100-
RAPIDES-
INCLUDING THE CITIES OF ALEXANDRIA AND PINEVILLE
308 AM CDT WED MAY 20 2026
TODAY TONIGHT THU
CLOUD COVER MCLDY PCLDY MCLDY
PRECIP TYPE TSTMS TSTMS TSTMS
CHANCE PRECIP (%) 70 40 80
TEMP (24H TREND) 84 (-6) 69 (-4) 84
RH % (24H TREND) 71 (+12) 100 (+2) 74
20FTWND-VAL/AM(MPH) LGT/VAR LGT/VAR
20FTWND-RDG/PM(MPH) LGT/VAR LGT/VAR LGT/VAR
PRECIP AMOUNT 0.29 0.08 0.24
PRECIP DURATION 4 2 7
PRECIP BEGIN 7 AM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING CONTINUING
MIXING HGT(M-AGL/MSL) 950 120 1140
MIXING HGT(FT-AGL/MSL)3110 390 3730
TRANSPORT WND (M/S) W 3 SE 2 SE 4
TRANSPORT WND (MPH) W 6 SE 5 SE 8
VENT RATE (M/S-M) 2850 240 4560
DISPERSION FAIR POOR GOOD
CATEGORY DAY 2 1 3
MAX LVORI EARLY 7 7 8
MAX LVORI LATE 4 8 4
MIX HGT 500 76 75
KEETCH-BYRAM 201-300 201-300 < 200
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
FRIDAY
SHOWERS AND A CHANCE OF THUNDERSTORMS. LOWS AROUND 70.
HIGHS IN THE LOWER 80S. SOUTH WINDS AROUND 5 MPH.
SATURDAY
SHOWERS WITH THUNDERSTORMS LIKELY. LOWS IN THE LOWER
70S. HIGHS IN THE LOWER 80S. SOUTHEAST WINDS AROUND 5 MPH.
SUNDAY
SHOWERS WITH THUNDERSTORMS LIKELY. LOWS IN THE LOWER
70S. HIGHS IN THE LOWER 80S. SOUTHEAST WINDS AROUND 5 MPH.
MEMORIAL DAY
SHOWERS AND A CHANCE OF THUNDERSTORMS. LOWS
AROUND 70. HIGHS IN THE LOWER 80S. SOUTH WINDS AROUND 5 MPH.
TUESDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS AND
THUNDERSTORMS. LOWS AROUND 70. HIGHS IN THE MID 80S. SOUTHEAST
WINDS AROUND 5 MPH.
LAZ029-202100-
AVOYELLES-
INCLUDING THE CITIES OF EFFIE, MARKSVILLE, BUNKIE, COTTONPORT,
SIMMESPORT, AND MANSURA
308 AM CDT WED MAY 20 2026
TODAY TONIGHT THU
CLOUD COVER MCLDY PCLDY PCLDY
PRECIP TYPE TSTMS TSTMS TSTMS
CHANCE PRECIP (%) 70 40 80
TEMP (24H TREND) 84 (-6) 70 (-2) 84
RH % (24H TREND) 76 (+12) 99 (+1) 78
20FTWND-VAL/AM(MPH) LGT/VAR LGT/VAR
20FTWND-RDG/PM(MPH) LGT/VAR LGT/VAR S 5
PRECIP AMOUNT 0.35 0.14 0.21
PRECIP DURATION 4 2 6
PRECIP BEGIN 7 AM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING CONTINUING
MIXING HGT(M-AGL/MSL) 870 120 1240
MIXING HGT(FT-AGL/MSL)2860 390 4060
TRANSPORT WND (M/S) SW 3 SE 2 S 5
TRANSPORT WND (MPH) SW 7 SE 3 S 12
VENT RATE (M/S-M) 2610 240 6200
DISPERSION FAIR POOR GOOD
CATEGORY DAY 2 1 3
MAX LVORI EARLY 7 8 8
MAX LVORI LATE 4 8 5
MIX HGT 500 76 75
KEETCH-BYRAM 201-300 201-300 201-300
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
FRIDAY
SHOWERS WITH THUNDERSTORMS LIKELY. LOWS IN THE LOWER
70S. HIGHS IN THE LOWER 80S. SOUTH WINDS AROUND 5 MPH.
SATURDAY
SHOWERS WITH THUNDERSTORMS LIKELY. LOWS IN THE LOWER
70S. HIGHS IN THE MID 80S. SOUTH WINDS AROUND 5 MPH.
SUNDAY
SHOWERS WITH THUNDERSTORMS LIKELY. LOWS IN THE LOWER
70S. HIGHS IN THE LOWER 80S. SOUTHEAST WINDS AROUND 5 MPH.
MEMORIAL DAY THROUGH TUESDAY
SHOWERS AND A CHANCE OF
THUNDERSTORMS. LOWS IN THE LOWER 70S. HIGHS IN THE MID 80S.
SOUTHEAST WINDS AROUND 5 MPH.
LAZ030-202100-
BEAUREGARD-
INCLUDING THE CITIES OF BUNDICK LAKE, DE RIDDER, FIELDS,
AND ORETTA
308 AM CDT WED MAY 20 2026
TODAY TONIGHT THU
CLOUD COVER MCLDY PCLDY MCLDY
PRECIP TYPE TSTMS TSTMS TSTMS
CHANCE PRECIP (%) 70 30 80
TEMP (24H TREND) 84 (-5) 70 (-4) 83
RH % (24H TREND) 71 (+11) 100 (+2) 77
20FTWND-VAL/AM(MPH) LGT/VAR LGT/VAR
20FTWND-RDG/PM(MPH) LGT/VAR LGT/VAR LGT/VAR
PRECIP AMOUNT 0.29 0.04 0.26
PRECIP DURATION 3 2 7
PRECIP BEGIN 6 AM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING CONTINUING
MIXING HGT(M-AGL/MSL) 810 110 930
MIXING HGT(FT-AGL/MSL)2670 370 3040
TRANSPORT WND (M/S) SW 3 SE 2 S 5
TRANSPORT WND (MPH) SW 7 SE 5 S 12
VENT RATE (M/S-M) 2430 220 4650
DISPERSION FAIR POOR GOOD
CATEGORY DAY 2 1 3
MAX LVORI EARLY 7 8 9
MAX LVORI LATE 4 8 4
MIX HGT 500 76 75
KEETCH-BYRAM 201-300 201-300 < 200
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
FRIDAY
SHOWERS AND A CHANCE OF THUNDERSTORMS. LOWS AROUND 70.
HIGHS IN THE LOWER 80S. SOUTH WINDS AROUND 5 MPH.
SATURDAY
SHOWERS WITH THUNDERSTORMS LIKELY. LOWS IN THE LOWER
70S. HIGHS IN THE LOWER 80S. SOUTHEAST WINDS AROUND 5 MPH.
SUNDAY
SHOWERS WITH THUNDERSTORMS LIKELY. LOWS IN THE LOWER
70S. HIGHS IN THE LOWER 80S. SOUTH WINDS AROUND 5 MPH.
MEMORIAL DAY THROUGH TUESDAY
SHOWERS AND A CHANCE OF
THUNDERSTORMS. LOWS IN THE LOWER 70S. HIGHS IN THE LOWER 80S.
SOUTH WINDS AROUND 5 MPH.
LAZ031-202100-
ALLEN-
INCLUDING THE CITIES OF OAKDALE AND KINDER
308 AM CDT WED MAY 20 2026
TODAY TONIGHT THU
CLOUD COVER MCLDY PCLDY PCLDY
PRECIP TYPE TSTMS TSTMS TSTMS
CHANCE PRECIP (%) 70 40 80
TEMP (24H TREND) 84 (-5) 70 (-3) 83
RH % (24H TREND) 69 (+9) 99 (+3) 75
20FTWND-VAL/AM(MPH) LGT/VAR LGT/VAR
20FTWND-RDG/PM(MPH) LGT/VAR LGT/VAR LGT/VAR
PRECIP AMOUNT 0.40 0.07 0.29
PRECIP DURATION 5 2 7
PRECIP BEGIN 6 AM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING CONTINUING
MIXING HGT(M-AGL/MSL) 850 110 1110
MIXING HGT(FT-AGL/MSL)2800 370 3640
TRANSPORT WND (M/S) SW 3 S 2 S 4
TRANSPORT WND (MPH) SW 6 S 5 S 9
VENT RATE (M/S-M) 2550 220 4440
DISPERSION FAIR POOR GOOD
CATEGORY DAY 2 1 3
MAX LVORI EARLY 6 7 7
MAX LVORI LATE 4 7 4
MIX HGT 500 75 75
KEETCH-BYRAM 201-300 201-300 201-300
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
FRIDAY
SHOWERS AND A CHANCE OF THUNDERSTORMS. LOWS IN THE
LOWER 70S. HIGHS IN THE LOWER 80S. SOUTH WINDS AROUND 5 MPH.
SATURDAY
SHOWERS WITH THUNDERSTORMS LIKELY. LOWS IN THE LOWER
70S. HIGHS IN THE LOWER 80S. LIGHT WINDS.
SUNDAY
SHOWERS WITH THUNDERSTORMS LIKELY. LOWS IN THE LOWER
70S. HIGHS IN THE LOWER 80S. LIGHT WINDS.
MEMORIAL DAY THROUGH TUESDAY
SHOWERS AND A CHANCE OF
THUNDERSTORMS. LOWS IN THE LOWER 70S. HIGHS IN THE LOWER 80S.
LIGHT WINDS.
LAZ032-202100-
EVANGELINE-
INCLUDING THE CITIES OF VILLE PLATTE, BEAVER, ST. LANDRY, MAMOU,
AND REDDELL
308 AM CDT WED MAY 20 2026
TODAY TONIGHT THU
CLOUD COVER MCLDY PCLDY PCLDY
PRECIP TYPE TSTMS TSTMS TSTMS
CHANCE PRECIP (%) 80 40 90
TEMP (24H TREND) 83 (-6) 70 (-3) 83
RH % (24H TREND) 73 (+10) 99 (+3) 78
20FTWND-VAL/AM(MPH) LGT/VAR LGT/VAR
20FTWND-RDG/PM(MPH) LGT/VAR LGT/VAR LGT/VAR
PRECIP AMOUNT 0.49 0.10 0.35
PRECIP DURATION 5 2 7
PRECIP BEGIN 6 AM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING CONTINUING
MIXING HGT(M-AGL/MSL) 790 120 1190
MIXING HGT(FT-AGL/MSL)2600 390 3910
TRANSPORT WND (M/S) SW 2 S 2 S 4
TRANSPORT WND (MPH) SW 5 S 5 S 9
VENT RATE (M/S-M) 1580 240 4760
DISPERSION POOR POOR GOOD
CATEGORY DAY 1 1 3
MAX LVORI EARLY 6 7 7
MAX LVORI LATE 4 7 4
MIX HGT 500 76 75
KEETCH-BYRAM 201-300 201-300 < 200
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
FRIDAY
SHOWERS WITH THUNDERSTORMS LIKELY. LOWS IN THE LOWER
70S. HIGHS IN THE LOWER 80S. SOUTH WINDS AROUND 5 MPH.
SATURDAY
SHOWERS WITH THUNDERSTORMS LIKELY. LOWS IN THE LOWER
70S. HIGHS IN THE LOWER 80S. SOUTH WINDS AROUND 5 MPH.
SUNDAY
SHOWERS WITH THUNDERSTORMS LIKELY. LOWS IN THE LOWER
70S. HIGHS IN THE LOWER 80S. SOUTHEAST WINDS AROUND 5 MPH.
MEMORIAL DAY THROUGH TUESDAY
SHOWERS AND A CHANCE OF
THUNDERSTORMS. LOWS IN THE LOWER 70S. HIGHS IN THE LOWER 80S.
LIGHT WINDS.
LAZ033-202100-
ST. LANDRY-
INCLUDING THE CITIES OF LAWTELL, OPELOUSAS, AND EUNICE
308 AM CDT WED MAY 20 2026
TODAY TONIGHT THU
CLOUD COVER MCLDY PCLDY PCLDY
PRECIP TYPE TSTMS TSTMS TSTMS
CHANCE PRECIP (%) 70 40 80
TEMP (24H TREND) 84 (-5) 70 (-2) 83
RH % (24H TREND) 78 (+12) 100 (+2) 80
20FTWND-VAL/AM(MPH) LGT/VAR LGT/VAR
20FTWND-RDG/PM(MPH) LGT/VAR LGT/VAR S 5
PRECIP AMOUNT 0.51 0.14 0.28
PRECIP DURATION 4 2 7
PRECIP BEGIN 6 AM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING CONTINUING
MIXING HGT(M-AGL/MSL) 840 120 1260
MIXING HGT(FT-AGL/MSL)2750 380 4120
TRANSPORT WND (M/S) SW 3 SE 3 S 5
TRANSPORT WND (MPH) SW 7 SE 6 S 12
VENT RATE (M/S-M) 2520 360 6300
DISPERSION FAIR POOR GOOD
CATEGORY DAY 2 1 3
MAX LVORI EARLY 7 7 9
MAX LVORI LATE 4 7 4
MIX HGT 500 75 75
KEETCH-BYRAM < 200 < 200 < 200
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
FRIDAY
SHOWERS WITH THUNDERSTORMS LIKELY. LOWS IN THE LOWER
70S. HIGHS IN THE LOWER 80S. SOUTH WINDS AROUND 5 MPH.
SATURDAY
SHOWERS WITH THUNDERSTORMS LIKELY. LOWS IN THE LOWER
70S. HIGHS IN THE MID 80S. SOUTHEAST WINDS AROUND 5 MPH.
SUNDAY THROUGH MEMORIAL DAY
SHOWERS WITH THUNDERSTORMS LIKELY.
LOWS IN THE LOWER 70S. HIGHS IN THE LOWER 80S. SOUTHEAST WINDS
AROUND 5 MPH.
TUESDAY
SHOWERS AND A CHANCE OF THUNDERSTORMS. LOWS IN THE
LOWER 70S. HIGHS IN THE LOWER 80S. SOUTHEAST WINDS AROUND 5 MPH.
LAZ141-202100-
NORTHERN CALCASIEU-
INCLUDING THE CITIES OF DE QUINCY, MOSS BLUFF, SULPHUR, WESTLAKE,
AND VINTON
308 AM CDT WED MAY 20 2026
TODAY TONIGHT THU
CLOUD COVER MCLDY PCLDY PCLDY
PRECIP TYPE TSTMS TSTMS TSTMS
CHANCE PRECIP (%) 70 30 70
TEMP (24H TREND) 84 (-4) 71 (-4) 83
RH % (24H TREND) 74 (+9) 100 (+3) 77
20FTWND-VAL/AM(MPH) LGT/VAR LGT/VAR
20FTWND-RDG/PM(MPH) LGT/VAR LGT/VAR S 5
PRECIP AMOUNT 0.34 0.06 0.22
PRECIP DURATION 4 2 6
PRECIP BEGIN 6 AM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING CONTINUING
MIXING HGT(M-AGL/MSL) 890 110 1000
MIXING HGT(FT-AGL/MSL)2930 370 3280
TRANSPORT WND (M/S) S 3 SE 2 S 6
TRANSPORT WND (MPH) S 7 SE 5 S 14
VENT RATE (M/S-M) 2670 220 6000
DISPERSION FAIR POOR GOOD
CATEGORY DAY 2 1 3
MAX LVORI EARLY 6 7 8
MAX LVORI LATE 4 7 4
MIX HGT 500 75 74
KEETCH-BYRAM < 200 < 200 < 200
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
FRIDAY
SHOWERS AND A CHANCE OF THUNDERSTORMS. LOWS IN THE
LOWER 70S. HIGHS IN THE LOWER 80S. SOUTH WINDS AROUND 5 MPH.
SATURDAY
SHOWERS WITH THUNDERSTORMS LIKELY. LOWS IN THE LOWER
70S. HIGHS IN THE LOWER 80S. SOUTH WINDS AROUND 5 MPH.
SUNDAY
SHOWERS WITH THUNDERSTORMS LIKELY. LOWS IN THE LOWER
70S. HIGHS IN THE LOWER 80S. SOUTH WINDS AROUND 5 MPH.
MEMORIAL DAY THROUGH TUESDAY
SHOWERS AND A CHANCE OF
THUNDERSTORMS. LOWS IN THE LOWER 70S. HIGHS IN THE LOWER 80S.
SOUTHEAST WINDS AROUND 5 MPH.
LAZ241-202100-
SOUTHERN CALCASIEU-
INCLUDING THE CITIES OF LAKE CHARLES, CARLYSS, BELL CITY, HAYES,
AND IOWA
308 AM CDT WED MAY 20 2026
TODAY TONIGHT THU
CLOUD COVER MCLDY PCLDY PCLDY
PRECIP TYPE TSTMS TSTMS TSTMS
CHANCE PRECIP (%) 60 30 70
TEMP (24H TREND) 85 (-3) 72 (-3) 84
RH % (24H TREND) 71 (+5) 98 (+3) 73
20FTWND-VAL/AM(MPH) LGT/VAR LGT/VAR
20FTWND-RDG/PM(MPH) SW 5 LGT/VAR S 8
PRECIP AMOUNT 0.34 0.06 0.18
PRECIP DURATION 4 1 6
PRECIP BEGIN 6 AM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING CONTINUING
MIXING HGT(M-AGL/MSL) 900 110 1060
MIXING HGT(FT-AGL/MSL)2960 370 3480
TRANSPORT WND (M/S) S 3 SE 3 S 5
TRANSPORT WND (MPH) S 6 SE 6 S 12
VENT RATE (M/S-M) 2700 330 5300
DISPERSION FAIR POOR GOOD
CATEGORY DAY 2 1 3
MAX LVORI EARLY 6 6 7
MAX LVORI LATE 4 7 3
MIX HGT 500 74 74
KEETCH-BYRAM 201-300 201-300 201-300
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
FRIDAY
SHOWERS AND A CHANCE OF THUNDERSTORMS. LOWS IN THE
LOWER 70S. HIGHS IN THE MID 80S. SOUTH WINDS 5 TO 10 MPH.
SATURDAY
SHOWERS WITH THUNDERSTORMS LIKELY. LOWS IN THE MID
70S. HIGHS IN THE MID 80S. SOUTHEAST WINDS AROUND 5 MPH.
SUNDAY
SHOWERS WITH THUNDERSTORMS LIKELY. LOWS IN THE MID 70S.
HIGHS IN THE LOWER 80S. SOUTHEAST WINDS AROUND 5 MPH.
MEMORIAL DAY THROUGH TUESDAY
SHOWERS AND A CHANCE OF
THUNDERSTORMS. LOWS IN THE LOWER 70S. HIGHS IN THE MID 80S.
SOUTHEAST WINDS AROUND 5 MPH.
LAZ142-202100-
NORTHERN JEFFERSON DAVIS-
INCLUDING THE CITIES OF HATHAWAY, JENNINGS, TOPSY, FENTON, WELSH,
AND ELTON
308 AM CDT WED MAY 20 2026
TODAY TONIGHT THU
CLOUD COVER MCLDY PCLDY PCLDY
PRECIP TYPE TSTMS TSTMS TSTMS
CHANCE PRECIP (%) 70 40 80
TEMP (24H TREND) 83 (-4) 70 (-3) 82
RH % (24H TREND) 74 (+11) 100 (+2) 78
20FTWND-VAL/AM(MPH) LGT/VAR LGT/VAR
20FTWND-RDG/PM(MPH) LGT/VAR LGT/VAR S 5
PRECIP AMOUNT 0.50 0.10 0.26
PRECIP DURATION 5 1 8
PRECIP BEGIN 6 AM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING CONTINUING
MIXING HGT(M-AGL/MSL) 810 120 1060
MIXING HGT(FT-AGL/MSL)2650 380 3490
TRANSPORT WND (M/S) S 3 S 2 S 5
TRANSPORT WND (MPH) S 6 S 5 S 10
VENT RATE (M/S-M) 2430 240 5300
DISPERSION FAIR POOR GOOD
CATEGORY DAY 2 1 3
MAX LVORI EARLY 6 7 8
MAX LVORI LATE 4 8 4
MIX HGT 500 74 74
KEETCH-BYRAM < 200 < 200 < 200
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
FRIDAY
SHOWERS AND A CHANCE OF THUNDERSTORMS. LOWS IN THE
LOWER 70S. HIGHS IN THE LOWER 80S. SOUTH WINDS AROUND 5 MPH.
SATURDAY
SHOWERS WITH THUNDERSTORMS LIKELY. LOWS IN THE LOWER
70S. HIGHS IN THE LOWER 80S. SOUTHEAST WINDS AROUND 5 MPH.
SUNDAY
SHOWERS WITH THUNDERSTORMS LIKELY. LOWS IN THE LOWER
70S. HIGHS IN THE LOWER 80S. SOUTHEAST WINDS AROUND 5 MPH.
MEMORIAL DAY THROUGH TUESDAY
SHOWERS AND A CHANCE OF
THUNDERSTORMS. LOWS IN THE LOWER 70S. HIGHS IN THE LOWER 80S.
SOUTHEAST WINDS AROUND 5 MPH.
LAZ242-202100-
SOUTHERN JEFFERSON DAVIS-
INCLUDING THE CITY OF LAKE ARTHUR
308 AM CDT WED MAY 20 2026
TODAY TONIGHT THU
CLOUD COVER MCLDY PCLDY PCLDY
PRECIP TYPE TSTMS TSTMS TSTMS
CHANCE PRECIP (%) 70 40 70
TEMP (24H TREND) 84 (-3) 72 (-2) 82
RH % (24H TREND) 74 (+9) 100 (+3) 77
20FTWND-VAL/AM(MPH) LGT/VAR LGT/VAR
20FTWND-RDG/PM(MPH) LGT/VAR LGT/VAR S 7
PRECIP AMOUNT 0.50 0.11 0.21
PRECIP DURATION 5 1 7
PRECIP BEGIN 6 AM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING CONTINUING
MIXING HGT(M-AGL/MSL) 810 120 1080
MIXING HGT(FT-AGL/MSL)2670 400 3540
TRANSPORT WND (M/S) S 3 SE 3 S 5
TRANSPORT WND (MPH) S 6 SE 6 S 10
VENT RATE (M/S-M) 2430 360 5400
DISPERSION FAIR POOR GOOD
CATEGORY DAY 2 1 3
MAX LVORI EARLY 6 6 8
MAX LVORI LATE 4 8 4
MIX HGT 500 74 74
KEETCH-BYRAM < 200 < 200 < 200
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
FRIDAY
SHOWERS WITH THUNDERSTORMS LIKELY. LOWS IN THE LOWER
70S. HIGHS IN THE LOWER 80S. SOUTH WINDS 5 TO 10 MPH.
SATURDAY
SHOWERS WITH THUNDERSTORMS LIKELY. LOWS IN THE MID
70S. HIGHS IN THE LOWER 80S. SOUTHEAST WINDS AROUND 5 MPH.
SUNDAY
SHOWERS WITH THUNDERSTORMS LIKELY. LOWS IN THE MID 70S.
HIGHS IN THE LOWER 80S. SOUTHEAST WINDS AROUND 5 MPH.
MEMORIAL DAY THROUGH TUESDAY
SHOWERS AND A CHANCE OF
THUNDERSTORMS. LOWS IN THE LOWER 70S. HIGHS IN THE LOWER 80S.
SOUTHEAST WINDS AROUND 5 MPH.
LAZ143-202100-
NORTHERN ACADIA-
INCLUDING THE CITIES OF CROWLEY, RAYNE, BRANCH, CHURCH POINT,
AND IOTA
308 AM CDT WED MAY 20 2026
TODAY TONIGHT THU
CLOUD COVER MCLDY PCLDY PCLDY
PRECIP TYPE TSTMS TSTMS TSTMS
CHANCE PRECIP (%) 70 40 80
TEMP (24H TREND) 83 (-4) 71 (-3) 82
RH % (24H TREND) 77 (+11) 100 (+4) 81
20FTWND-VAL/AM(MPH) LGT/VAR LGT/VAR
20FTWND-RDG/PM(MPH) LGT/VAR LGT/VAR S 5
PRECIP AMOUNT 0.48 0.09 0.25
PRECIP DURATION 6 1 7
PRECIP BEGIN 6 AM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING CONTINUING
MIXING HGT(M-AGL/MSL) 860 120 1080
MIXING HGT(FT-AGL/MSL)2810 400 3540
TRANSPORT WND (M/S) SW 3 S 3 S 5
TRANSPORT WND (MPH) SW 6 S 6 S 10
VENT RATE (M/S-M) 2580 360 5400
DISPERSION FAIR POOR GOOD
CATEGORY DAY 2 1 3
MAX LVORI EARLY 6 7 7
MAX LVORI LATE 4 6 4
MIX HGT 500 75 75
KEETCH-BYRAM < 200 < 200 < 200
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
FRIDAY
SHOWERS WITH THUNDERSTORMS LIKELY. LOWS IN THE LOWER
70S. HIGHS IN THE LOWER 80S. SOUTH WINDS AROUND 5 MPH.
SATURDAY
SHOWERS WITH THUNDERSTORMS LIKELY. LOWS IN THE LOWER
70S. HIGHS IN THE LOWER 80S. SOUTHEAST WINDS AROUND 5 MPH.
SUNDAY
SHOWERS WITH THUNDERSTORMS LIKELY. LOWS IN THE LOWER
70S. HIGHS IN THE LOWER 80S. SOUTHEAST WINDS AROUND 5 MPH.
MEMORIAL DAY THROUGH TUESDAY
SHOWERS AND A CHANCE OF
THUNDERSTORMS. LOWS IN THE LOWER 70S. HIGHS IN THE LOWER 80S.
SOUTHEAST WINDS AROUND 5 MPH.
LAZ243-202100-
SOUTHERN ACADIA-
INCLUDING THE CITY OF MORSE
308 AM CDT WED MAY 20 2026
TODAY TONIGHT THU
CLOUD COVER MCLDY PCLDY PCLDY
PRECIP TYPE TSTMS TSTMS TSTMS
CHANCE PRECIP (%) 70 40 70
TEMP (24H TREND) 84 (-3) 72 (-3) 83
RH % (24H TREND) 74 (+8) 100 (+5) 78
20FTWND-VAL/AM(MPH) LGT/VAR LGT/VAR
20FTWND-RDG/PM(MPH) LGT/VAR LGT/VAR S 6
PRECIP AMOUNT 0.41 0.14 0.21
PRECIP DURATION 5 1 6
PRECIP BEGIN 6 AM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING CONTINUING
MIXING HGT(M-AGL/MSL) 900 130 1120
MIXING HGT(FT-AGL/MSL)2940 420 3660
TRANSPORT WND (M/S) S 3 SE 2 S 5
TRANSPORT WND (MPH) S 6 SE 5 S 10
VENT RATE (M/S-M) 2700 260 5600
DISPERSION FAIR POOR GOOD
CATEGORY DAY 2 1 3
MAX LVORI EARLY 6 6 7
MAX LVORI LATE 4 7 4
MIX HGT 500 74 75
KEETCH-BYRAM < 200 < 200 < 200
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
FRIDAY
SHOWERS WITH THUNDERSTORMS LIKELY. LOWS IN THE LOWER
70S. HIGHS IN THE LOWER 80S. SOUTH WINDS 5 TO 10 MPH.
SATURDAY
SHOWERS WITH THUNDERSTORMS LIKELY. LOWS IN THE MID
70S. HIGHS IN THE LOWER 80S. SOUTH WINDS AROUND 5 MPH.
SUNDAY
SHOWERS WITH THUNDERSTORMS LIKELY. LOWS IN THE MID 70S.
HIGHS IN THE LOWER 80S. SOUTHEAST WINDS AROUND 5 MPH.
MEMORIAL DAY THROUGH TUESDAY
SHOWERS AND A CHANCE OF
THUNDERSTORMS. LOWS IN THE LOWER 70S. HIGHS IN THE LOWER 80S.
SOUTH WINDS AROUND 5 MPH.
LAZ044-202100-
LAFAYETTE-
INCLUDING THE CITY OF LAFAYETTE
308 AM CDT WED MAY 20 2026
TODAY TONIGHT THU
CLOUD COVER MCLDY PCLDY PCLDY
PRECIP TYPE TSTMS TSTMS TSTMS
CHANCE PRECIP (%) 70 40 70
TEMP (24H TREND) 85 (-3) 71 (-2) 84
RH % (24H TREND) 75 (+9) 100 (+3) 78
20FTWND-VAL/AM(MPH) LGT/VAR LGT/VAR
20FTWND-RDG/PM(MPH) LGT/VAR LGT/VAR S 7
PRECIP AMOUNT 0.42 0.12 0.17
PRECIP DURATION 5 1 5
PRECIP BEGIN 6 AM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING CONTINUING
MIXING HGT(M-AGL/MSL) 930 130 1110
MIXING HGT(FT-AGL/MSL)3050 420 3650
TRANSPORT WND (M/S) S 3 SE 3 S 6
TRANSPORT WND (MPH) S 7 SE 6 S 14
VENT RATE (M/S-M) 2790 390 6660
DISPERSION FAIR POOR GOOD
CATEGORY DAY 2 1 3
MAX LVORI EARLY 7 6 8
MAX LVORI LATE 4 7 4
MIX HGT 500 75 75
KEETCH-BYRAM < 200 < 200 < 200
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
FRIDAY
SHOWERS WITH THUNDERSTORMS LIKELY. LOWS IN THE LOWER
70S. HIGHS IN THE LOWER 80S. SOUTH WINDS 5 TO 10 MPH.
SATURDAY
SHOWERS WITH THUNDERSTORMS LIKELY. LOWS IN THE LOWER
70S. HIGHS IN THE MID 80S. SOUTH WINDS AROUND 5 MPH.
SUNDAY THROUGH MEMORIAL DAY
SHOWERS WITH THUNDERSTORMS LIKELY.
LOWS IN THE LOWER 70S. HIGHS IN THE LOWER 80S. SOUTH WINDS AROUND
5 MPH.
TUESDAY
MOSTLY CLOUDY. SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS. LOWS IN THE LOWER 70S. HIGHS IN THE LOWER 80S.
SOUTHEAST WINDS AROUND 5 MPH.
LAZ045-202100-
UPPER ST. MARTIN-
INCLUDING THE CITIES OF BREAUX BRIDGE, CADE, AND ST. MARTINVILLE
308 AM CDT WED MAY 20 2026
TODAY TONIGHT THU
CLOUD COVER MCLDY PCLDY PCLDY
PRECIP TYPE TSTMS TSTMS TSTMS
CHANCE PRECIP (%) 70 30 70
TEMP (24H TREND) 86 (-3) 70 (-2) 84
RH % (24H TREND) 74 (+7) 100 (+1) 76
20FTWND-VAL/AM(MPH) LGT/VAR LGT/VAR
20FTWND-RDG/PM(MPH) LGT/VAR LGT/VAR S 6
PRECIP AMOUNT 0.40 0.08 0.21
PRECIP DURATION 4 1 5
PRECIP BEGIN 6 AM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING CONTINUING
MIXING HGT(M-AGL/MSL) 970 120 1220
MIXING HGT(FT-AGL/MSL)3170 410 4010
TRANSPORT WND (M/S) S 3 SE 3 S 5
TRANSPORT WND (MPH) S 7 SE 6 S 12
VENT RATE (M/S-M) 2910 360 6100
DISPERSION FAIR POOR GOOD
CATEGORY DAY 2 1 3
MAX LVORI EARLY 8 6 9
MAX LVORI LATE 4 9 4
MIX HGT 500 75 75
KEETCH-BYRAM < 200 < 200 < 200
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
FRIDAY
SHOWERS WITH THUNDERSTORMS LIKELY. LOWS IN THE LOWER
70S. HIGHS IN THE LOWER 80S. SOUTH WINDS AROUND 5 MPH.
SATURDAY
SHOWERS WITH THUNDERSTORMS LIKELY. LOWS IN THE LOWER
70S. HIGHS IN THE MID 80S. SOUTHEAST WINDS AROUND 5 MPH.
SUNDAY THROUGH MEMORIAL DAY
SHOWERS WITH THUNDERSTORMS LIKELY.
LOWS IN THE LOWER 70S. HIGHS IN THE LOWER 80S. SOUTHEAST WINDS
AROUND 5 MPH.
TUESDAY
MOSTLY CLOUDY. SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS. LOWS IN THE LOWER 70S. HIGHS IN THE LOWER 80S.
SOUTHEAST WINDS AROUND 5 MPH.
LAZ073-202100-
WEST CAMERON-
INCLUDING THE CITIES OF JOHNSON BAYOU AND HACKBERRY
308 AM CDT WED MAY 20 2026
TODAY TONIGHT THU
CLOUD COVER MCLDY PCLDY PCLDY
PRECIP TYPE TSTMS TSTMS TSTMS
CHANCE PRECIP (%) 50 30 70
TEMP (24H TREND) 86 (0) 75 (-2) 84
RH % (24H TREND) 72 (-4) 94 (+1) 75
20FTWND-VAL/AM(MPH) LGT/VAR SE 5
20FTWND-RDG/PM(MPH) S 6 SE 5 S 9
PRECIP AMOUNT 0.27 0.05 0.19
PRECIP DURATION 2 1 6
PRECIP BEGIN 6 AM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING CONTINUING
MIXING HGT(M-AGL/MSL) 870 130 1030
MIXING HGT(FT-AGL/MSL)2850 430 3380
TRANSPORT WND (M/S) SW 4 SE 3 S 6
TRANSPORT WND (MPH) SW 8 SE 7 S 14
VENT RATE (M/S-M) 3480 390 6180
DISPERSION FAIR POOR GOOD
CATEGORY DAY 2 1 3
MAX LVORI EARLY 6 5 6
MAX LVORI LATE 4 6 3
MIX HGT 500 74 73
KEETCH-BYRAM < 200 < 200 < 200
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
FRIDAY
SHOWERS AND A CHANCE OF THUNDERSTORMS. LOWS IN THE MID
70S. HIGHS IN THE MID 80S. SOUTH WINDS 5 TO 10 MPH.
SATURDAY
MOSTLY CLOUDY WITH SHOWERS AND THUNDERSTORMS LIKELY.
LOWS IN THE UPPER 70S. HIGHS IN THE MID 80S. SOUTH WINDS 5 TO
10 MPH.
SUNDAY THROUGH TUESDAY
SHOWERS AND A CHANCE OF THUNDERSTORMS.
LOWS IN THE MID 70S. HIGHS IN THE LOWER 80S. SOUTH WINDS 5 TO
10 MPH.
LAZ074-202100-
EAST CAMERON-
INCLUDING THE CITIES OF GRAND LAKE, KLONDIKE, CAMERON, CREOLE,
GRAND CHENIER, AND RUTHERFORD BEACH
308 AM CDT WED MAY 20 2026
TODAY TONIGHT THU
CLOUD COVER MCLDY PCLDY PCLDY
PRECIP TYPE TSTMS TSTMS TSTMS
CHANCE PRECIP (%) 60 30 60
TEMP (24H TREND) 86 (0) 73 (-4) 85
RH % (24H TREND) 69 (-1) 98 (+3) 72
20FTWND-VAL/AM(MPH) S 5 SE 5
20FTWND-RDG/PM(MPH) S 6 SE 5 S 10
PRECIP AMOUNT 0.40 0.08 0.13
PRECIP DURATION 3 1 5
PRECIP BEGIN 6 AM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING CONTINUING
MIXING HGT(M-AGL/MSL) 840 130 1170
MIXING HGT(FT-AGL/MSL)2740 420 3830
TRANSPORT WND (M/S) S 4 SE 3 S 7
TRANSPORT WND (MPH) S 9 SE 7 S 15
VENT RATE (M/S-M) 3360 390 8190
DISPERSION FAIR POOR VERY GOOD
CATEGORY DAY 2 1 4
MAX LVORI EARLY 6 6 6
MAX LVORI LATE 3 6 3
MIX HGT 500 74 73
KEETCH-BYRAM 201-300 201-300 201-300
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
FRIDAY
MOSTLY CLOUDY. SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS. LOWS IN THE MID 70S. HIGHS IN THE MID 80S. SOUTH
WINDS 5 TO 10 MPH.
SATURDAY
MOSTLY CLOUDY. SHOWERS AND THUNDERSTORMS LIKELY. LOWS
IN THE MID 70S. HIGHS IN THE MID 80S. SOUTH WINDS 5 TO 10 MPH.
SUNDAY
SHOWERS WITH THUNDERSTORMS LIKELY. LOWS IN THE MID 70S.
HIGHS IN THE LOWER 80S. SOUTHEAST WINDS 5 TO 10 MPH.
MEMORIAL DAY THROUGH TUESDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY
AND A CHANCE OF THUNDERSTORMS. LOWS IN THE MID 70S. HIGHS IN THE
MID 80S. SOUTHEAST WINDS 5 TO 10 MPH.
LAZ152-202100-
UPPER VERMILION-
INCLUDING THE CITIES OF GUEYDAN, MEAUX, KAPLAN, AND MAURICE
308 AM CDT WED MAY 20 2026
TODAY TONIGHT THU
CLOUD COVER MCLDY PCLDY PCLDY
PRECIP TYPE TSTMS TSTMS TSTMS
CHANCE PRECIP (%) 70 30 70
TEMP (24H TREND) 85 (-2) 72 (-3) 84
RH % (24H TREND) 73 (+6) 99 (+4) 76
20FTWND-VAL/AM(MPH) LGT/VAR LGT/VAR
20FTWND-RDG/PM(MPH) S 5 LGT/VAR S 8
PRECIP AMOUNT 0.50 0.12 0.17
PRECIP DURATION 5 1 6
PRECIP BEGIN 6 AM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING CONTINUING
MIXING HGT(M-AGL/MSL) 870 120 1090
MIXING HGT(FT-AGL/MSL)2860 400 3580
TRANSPORT WND (M/S) S 3 SE 3 S 5
TRANSPORT WND (MPH) S 7 SE 6 S 10
VENT RATE (M/S-M) 2610 360 5450
DISPERSION FAIR POOR GOOD
CATEGORY DAY 2 1 3
MAX LVORI EARLY 6 6 8
MAX LVORI LATE 4 7 3
MIX HGT 500 75 75
KEETCH-BYRAM < 200 < 200 < 200
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
FRIDAY
MOSTLY CLOUDY. SHOWERS AND THUNDERSTORMS LIKELY. LOWS
IN THE MID 70S. HIGHS IN THE LOWER 80S. SOUTH WINDS 5 TO 10 MPH.
SATURDAY
MOSTLY CLOUDY. SHOWERS AND THUNDERSTORMS LIKELY. LOWS
IN THE MID 70S. HIGHS IN THE MID 80S. SOUTH WINDS AROUND 5 MPH.
SUNDAY
SHOWERS WITH THUNDERSTORMS LIKELY. LOWS IN THE MID 70S.
HIGHS IN THE LOWER 80S. SOUTH WINDS AROUND 5 MPH.
MEMORIAL DAY THROUGH TUESDAY
SHOWERS AND A CHANCE OF
THUNDERSTORMS. LOWS IN THE MID 70S. HIGHS IN THE LOWER 80S.
SOUTHEAST WINDS AROUND 5 MPH.
LAZ252-202100-
LOWER VERMILION-
INCLUDING THE CITIES OF ABBEVILLE, INTRACOASTAL CITY,
AND FORKED ISLAND
308 AM CDT WED MAY 20 2026
TODAY TONIGHT THU
CLOUD COVER PCLDY PCLDY PCLDY
PRECIP TYPE TSTMS TSTMS TSTMS
CHANCE PRECIP (%) 60 40 60
TEMP (24H TREND) 86 (-1) 73 (-4) 85
RH % (24H TREND) 69 (0) 96 (+2) 70
20FTWND-VAL/AM(MPH) LGT/VAR LGT/VAR
20FTWND-RDG/PM(MPH) S 6 LGT/VAR S 9
PRECIP AMOUNT 0.34 0.09 0.11
PRECIP DURATION 4 1 5
PRECIP BEGIN 6 AM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING CONTINUING
MIXING HGT(M-AGL/MSL) 910 130 1090
MIXING HGT(FT-AGL/MSL)2970 410 3570
TRANSPORT WND (M/S) S 4 SE 3 S 5
TRANSPORT WND (MPH) S 9 SE 7 S 12
VENT RATE (M/S-M) 3640 390 5450
DISPERSION FAIR POOR GOOD
CATEGORY DAY 2 1 3
MAX LVORI EARLY 6 6 6
MAX LVORI LATE 3 6 3
MIX HGT 500 75 74
KEETCH-BYRAM 301-400 301-400 301-400
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
FRIDAY
MOSTLY CLOUDY. SHOWERS AND THUNDERSTORMS LIKELY. LOWS
IN THE MID 70S. HIGHS IN THE MID 80S. SOUTH WINDS 5 TO 10 MPH.
SATURDAY
MOSTLY CLOUDY. SHOWERS AND THUNDERSTORMS LIKELY. LOWS
IN THE UPPER 70S. HIGHS IN THE MID 80S. SOUTH WINDS 5 TO 10 MPH.
SUNDAY
SHOWERS WITH THUNDERSTORMS LIKELY. LOWS IN THE UPPER
70S. HIGHS IN THE LOWER 80S. SOUTHEAST WINDS 5 TO 10 MPH.
MEMORIAL DAY THROUGH TUESDAY
SHOWERS AND A CHANCE OF
THUNDERSTORMS. LOWS IN THE MID 70S. HIGHS IN THE MID 80S.
SOUTHEAST WINDS 5 TO 10 MPH.
LAZ153-202100-
UPPER IBERIA-
INCLUDING THE CITIES OF NEW IBERIA AND JEANERETTE
308 AM CDT WED MAY 20 2026
TODAY TONIGHT THU
CLOUD COVER PCLDY PCLDY PCLDY
PRECIP TYPE TSTMS TSTMS TSTMS
CHANCE PRECIP (%) 70 40 70
TEMP (24H TREND) 86 (-3) 70 (-2) 85
RH % (24H TREND) 71 (+5) 100 (+1) 73
20FTWND-VAL/AM(MPH) LGT/VAR LGT/VAR
20FTWND-RDG/PM(MPH) LGT/VAR LGT/VAR S 7
PRECIP AMOUNT 0.32 0.07 0.18
PRECIP DURATION 4 1 5
PRECIP BEGIN 6 AM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING CONTINUING
MIXING HGT(M-AGL/MSL) 960 120 1120
MIXING HGT(FT-AGL/MSL)3140 380 3660
TRANSPORT WND (M/S) S 4 SE 3 S 5
TRANSPORT WND (MPH) S 8 SE 7 S 10
VENT RATE (M/S-M) 3840 360 5600
DISPERSION FAIR POOR GOOD
CATEGORY DAY 2 1 3
MAX LVORI EARLY 8 6 8
MAX LVORI LATE 3 9 3
MIX HGT 500 75 75
KEETCH-BYRAM 201-300 201-300 201-300
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
FRIDAY
MOSTLY CLOUDY. SHOWERS AND THUNDERSTORMS LIKELY. LOWS
IN THE LOWER 70S. HIGHS IN THE MID 80S. SOUTH WINDS 5 TO 10 MPH.
SATURDAY
MOSTLY CLOUDY. SHOWERS AND THUNDERSTORMS LIKELY. LOWS
IN THE LOWER 70S. HIGHS IN THE MID 80S. SOUTHEAST WINDS AROUND
5 MPH.
SUNDAY THROUGH MEMORIAL DAY
SHOWERS WITH THUNDERSTORMS LIKELY.
LOWS IN THE LOWER 70S. HIGHS IN THE MID 80S. SOUTHEAST WINDS
AROUND 5 MPH.
TUESDAY
MOSTLY CLOUDY. SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS. LOWS IN THE LOWER 70S. HIGHS IN THE MID 80S.
SOUTHEAST WINDS AROUND 5 MPH.
LAZ253-202100-
LOWER IBERIA-
INCLUDING THE CITY OF AVERY ISLAND
308 AM CDT WED MAY 20 2026
TODAY TONIGHT THU
CLOUD COVER PCLDY PCLDY PCLDY
PRECIP TYPE TSTMS TSTMS TSTMS
CHANCE PRECIP (%) 60 40 60
TEMP (24H TREND) 88 (0) 71 (-4) 87
RH % (24H TREND) 64 (-4) 99 (+4) 66
20FTWND-VAL/AM(MPH) LGT/VAR LGT/VAR
20FTWND-RDG/PM(MPH) S 6 LGT/VAR S 9
PRECIP AMOUNT 0.21 0.10 0.12
PRECIP DURATION 3 1 5
PRECIP BEGIN 6 AM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING CONTINUING
MIXING HGT(M-AGL/MSL) 880 130 1050
MIXING HGT(FT-AGL/MSL)2870 420 3440
TRANSPORT WND (M/S) S 4 SE 3 S 5
TRANSPORT WND (MPH) S 8 SE 7 S 12
VENT RATE (M/S-M) 3520 390 5250
DISPERSION FAIR POOR GOOD
CATEGORY DAY 2 1 3
MAX LVORI EARLY 6 6 7
MAX LVORI LATE 3 7 3
MIX HGT 500 74 74
KEETCH-BYRAM 401-500 401-500 401-500
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
FRIDAY
MOSTLY CLOUDY. SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS. LOWS IN THE MID 70S. HIGHS IN THE MID 80S. SOUTH
WINDS 5 TO 10 MPH.
SATURDAY
MOSTLY CLOUDY. SHOWERS AND THUNDERSTORMS LIKELY. LOWS
IN THE MID 70S. HIGHS IN THE UPPER 80S. SOUTH WINDS 5 TO 10 MPH.
SUNDAY
SHOWERS WITH THUNDERSTORMS LIKELY. LOWS IN THE MID 70S.
HIGHS IN THE MID 80S. SOUTH WINDS 5 TO 10 MPH.
MEMORIAL DAY THROUGH TUESDAY
SHOWERS AND A CHANCE OF
THUNDERSTORMS. LOWS IN THE MID 70S. HIGHS IN THE MID 80S.
SOUTHEAST WINDS 5 TO 10 MPH.
LAZ055-202100-
LOWER ST. MARTIN-
INCLUDING THE CITY OF STEPHENSVILLE
308 AM CDT WED MAY 20 2026
TODAY TONIGHT THU
CLOUD COVER PCLDY PCLDY PCLDY
PRECIP TYPE TSTMS TSTMS TSTMS
CHANCE PRECIP (%) 70 60 70
TEMP (24H TREND) 86 (-2) 71 (-2) 85
RH % (24H TREND) 73 (+5) 100 (0) 78
20FTWND-VAL/AM(MPH) LGT/VAR LGT/VAR
20FTWND-RDG/PM(MPH) LGT/VAR LGT/VAR S 6
PRECIP AMOUNT 0.31 0.09 0.22
PRECIP DURATION 5 2 5
PRECIP BEGIN 6 AM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING CONTINUING
MIXING HGT(M-AGL/MSL) 1040 130 1200
MIXING HGT(FT-AGL/MSL)3420 420 3950
TRANSPORT WND (M/S) S 3 SE 2 S 4
TRANSPORT WND (MPH) S 6 SE 5 S 9
VENT RATE (M/S-M) 3120 260 4800
DISPERSION FAIR POOR GOOD
CATEGORY DAY 2 1 3
MAX LVORI EARLY 8 7 9
MAX LVORI LATE 4 9 4
MIX HGT 500 75 75
KEETCH-BYRAM 301-400 301-400 301-400
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
FRIDAY
MOSTLY CLOUDY. SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS. LOWS IN THE LOWER 70S. HIGHS IN THE LOWER 80S.
SOUTH WINDS AROUND 5 MPH.
SATURDAY
MOSTLY CLOUDY. SHOWERS AND THUNDERSTORMS LIKELY. LOWS
IN THE LOWER 70S. HIGHS IN THE MID 80S. SOUTH WINDS AROUND 5 MPH.
SUNDAY
SHOWERS WITH THUNDERSTORMS LIKELY. LOWS IN THE MID 70S.
HIGHS IN THE LOWER 80S. SOUTHEAST WINDS AROUND 5 MPH.
MEMORIAL DAY THROUGH TUESDAY
SHOWERS AND A CHANCE OF
THUNDERSTORMS. LOWS IN THE LOWER 70S. HIGHS IN THE LOWER 80S.
SOUTHEAST WINDS AROUND 5 MPH.
LAZ154-202100-
UPPER ST. MARY-
INCLUDING THE CITIES OF MORGAN CITY, CENTERVILLE, FRANKLIN,
PATTERSON, BERWICK, AND BAYOU VISTA
308 AM CDT WED MAY 20 2026
TODAY TONIGHT THU
CLOUD COVER PCLDY PCLDY PCLDY
PRECIP TYPE TSTMS TSTMS TSTMS
CHANCE PRECIP (%) 70 50 60
TEMP (24H TREND) 86 (-2) 71 (-2) 85
RH % (24H TREND) 70 (+2) 100 (+1) 74
20FTWND-VAL/AM(MPH) LGT/VAR LGT/VAR
20FTWND-RDG/PM(MPH) LGT/VAR LGT/VAR S 7
PRECIP AMOUNT 0.25 0.08 0.20
PRECIP DURATION 4 1 5
PRECIP BEGIN 6 AM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING CONTINUING
MIXING HGT(M-AGL/MSL) 1100 130 1160
MIXING HGT(FT-AGL/MSL)3610 420 3800
TRANSPORT WND (M/S) S 3 SE 3 S 4
TRANSPORT WND (MPH) S 7 SE 6 S 9
VENT RATE (M/S-M) 3300 390 4640
DISPERSION FAIR POOR GOOD
CATEGORY DAY 2 1 3
MAX LVORI EARLY 8 7 9
MAX LVORI LATE 4 8 4
MIX HGT 500 74 75
KEETCH-BYRAM 301-400 301-400 301-400
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
FRIDAY
MOSTLY CLOUDY. SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS. LOWS IN THE LOWER 70S. HIGHS IN THE LOWER 80S.
SOUTH WINDS 5 TO 10 MPH.
SATURDAY
MOSTLY CLOUDY. SHOWERS AND THUNDERSTORMS LIKELY. LOWS
IN THE MID 70S. HIGHS IN THE MID 80S. SOUTHEAST WINDS AROUND
5 MPH.
SUNDAY
SHOWERS WITH THUNDERSTORMS LIKELY. LOWS IN THE MID 70S.
HIGHS IN THE MID 80S. SOUTHEAST WINDS AROUND 5 MPH.
MEMORIAL DAY THROUGH TUESDAY
SHOWERS AND A CHANCE OF
THUNDERSTORMS. LOWS IN THE LOWER 70S. HIGHS IN THE LOWER 80S.
SOUTHEAST WINDS AROUND 5 MPH.
LAZ254-202100-
LOWER ST. MARY-
INCLUDING THE CITIES OF BURNS POINT AND CYPREMORT POINT
308 AM CDT WED MAY 20 2026
TODAY TONIGHT THU
CLOUD COVER PCLDY PCLDY PCLDY
PRECIP TYPE TSTMS TSTMS TSTMS
CHANCE PRECIP (%) 60 50 50
TEMP (24H TREND) 88 (0) 72 (-2) 86
RH % (24H TREND) 68 (-1) 100 (+3) 71
20FTWND-VAL/AM(MPH) LGT/VAR LGT/VAR
20FTWND-RDG/PM(MPH) S 5 LGT/VAR S 8
PRECIP AMOUNT 0.14 0.07 0.13
PRECIP DURATION 3 1 2
PRECIP BEGIN 6 AM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING CONTINUING
MIXING HGT(M-AGL/MSL) 1070 130 1130
MIXING HGT(FT-AGL/MSL)3500 420 3710
TRANSPORT WND (M/S) S 4 S 3 S 5
TRANSPORT WND (MPH) S 8 S 6 S 10
VENT RATE (M/S-M) 4280 390 5650
DISPERSION GOOD POOR GOOD
CATEGORY DAY 3 1 3
MAX LVORI EARLY 8 7 8
MAX LVORI LATE 3 8 3
MIX HGT 500 75 74
KEETCH-BYRAM 401-500 401-500 401-500
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
FRIDAY
MOSTLY CLOUDY. SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS. LOWS IN THE MID 70S. HIGHS IN THE MID 80S. SOUTH
WINDS 5 TO 10 MPH.
SATURDAY
MOSTLY CLOUDY. SHOWERS AND THUNDERSTORMS LIKELY. LOWS
IN THE MID 70S. HIGHS IN THE MID 80S. SOUTH WINDS AROUND 5 MPH.
SUNDAY
SHOWERS WITH THUNDERSTORMS LIKELY. LOWS IN THE MID 70S.
HIGHS IN THE MID 80S. SOUTHEAST WINDS 5 TO 10 MPH.
MEMORIAL DAY THROUGH TUESDAY
SHOWERS AND A CHANCE OF
THUNDERSTORMS. LOWS IN THE MID 70S. HIGHS IN THE MID 80S.
SOUTHEAST WINDS AROUND 5 MPH.
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