043  
FNUS54 KLIX 190847  
FWFLIX  
 
FIRE WEATHER PLANNING FORECAST FOR S MS AND SE LA  
NATIONAL WEATHER SERVICE NEW ORLEANS LA  
347 AM CDT THU OCT 19 2017  
   
DISCUSSION
 
 
TEMPERATURES WILL BEGIN TO WARM TODAY AND FRIDAY WITH SHOWERS  
AND STORMS RETURNING TO THE AREA OVER THE WEEKEND. ANOTHER  
COLD FRONT WILL BRING COOL AND DRY WEATHER TO THE AREA  
DURING THE EARLY PART OF NEXT WEEK.  
 
MSZ068>071-192230-  
WILKINSON-AMITE-PIKE-WALTHALL-  
INCLUDING THE CITIES OF CENTREVILLE, DOLOROSA, FORT ADAMS,  
WOODVILLE, GILLSBERG, GLOSTER, SMITHDALE, LIBERTY, MCCOMB,  
DEXTER, SALEM, AND TYLERTOWN  
347 AM CDT THU OCT 19 2017  
   
RED FLAG
 
NONE.  
 
TODAY TONIGHT FRI  
 
CLOUD COVER MCLEAR MCLEAR MCLEAR  
PRECIP TYPE NONE NONE NONE  
CHANCE PRECIP (%) 10 10 10  
TEMP 81 56 84  
RH (%) 37 96 41  
20FT WIND/AM(MPH) LGT/VAR E 1-5  
20FT WIND/PM(MPH) E 2-6 E 1-5 E 2-6  
AVG PCPN AMT (IN) 0.00 0.00 0.00  
PRECIP DURATION (HR)  
MIXING HGT (M-AGL/MSL)1511 1716  
TRANSPORT WIND (M/S) E 3 SE 4  
VENT RATE (M**2/S) 4533 6864  
CATEGORY DAY 3 3  
ADI EARLY 16 GEN POOR 6 VERY POOR 35 FAIR  
ADI LATE 16 GEN POOR 6 VERY POOR 35 FAIR  
MAX LVORI EARLY 7 4 6  
MAX LVORI LATE 2 6 2  
MIN VSBY EARLY (MI) 5 FOG 6 FOG 2 FOG  
MIN VSBY LATE (MI) 7 4 FOG 2 FOG  
FOG POTENTIAL EARLY MODERATE NONE MODERATE  
FOG POTENTIAL LATE NONE MODERATE NONE  
SUPERFOG EARLY POSSIBLE NONE POSSIBLE  
SUPERFOG LATE NONE POSSIBLE NONE  
SILT/ 500 MLT (F) 67 69  
MRNG MXG HGT (M) 257 250  
STAGNATION INDEX 3 3 3  
STABILITY CLASS B F B  
DISPERSION INDEX 16 3 23  
 
FOG POTENTIAL AND OTHER REMARKS...NO FOG EXPECTED.  
SUPERFOG CAN REDUCE VISIBILITY TO A FEW FEET. FOR SUPERFOG  
TO BE POSSIBLE THERE MUST BE A SIMULTANEOUS COMBINATION OF  
DENSE FOG AND A DENSE SMOKE SOURCE FROM A FIRE. IF EITHER  
OF THESE CONDITIONS ARE NOT MET...THEN SUPERFOG WILL NOT OCCUR.  
ADI IS ATMOSPHERIC DISPERSION INDEX DEVELOPED BY LAVDAS.  
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.  
   
FORECAST FOR DAYS 3 THROUGH 7
 
 
   
FRIDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE MID 60S. EAST WINDS  
AROUND 5 MPH. MAXIMUM RH 93 PERCENT.    
SATURDAY
 
MOSTLY CLOUDY WITH A 50 PERCENT CHANCE OF SHOWERS AND  
THUNDERSTORMS. HIGHS IN THE LOWER 80S. SOUTHEAST WINDS 5 TO  
10 MPH. MINIMUM RH 62 PERCENT.    
SATURDAY NIGHT
 
MOSTLY CLOUDY WITH A 50 PERCENT CHANCE OF  
SHOWERS AND THUNDERSTORMS. LOWS IN THE UPPER 60S. SOUTHEAST WINDS  
5 TO 10 MPH. MAXIMUM RH 100 PERCENT.    
SUNDAY
 
SHOWERS AND THUNDERSTORMS. HIGHS AROUND 80. SOUTH WINDS  
AROUND 5 MPH. MINIMUM RH 71 PERCENT.    
SUNDAY NIGHT
 
SHOWERS AND THUNDERSTORMS LIKELY. LOWS IN THE  
LOWER 60S. SOUTHEAST WINDS AROUND 5 MPH SHIFTING TO THE NORTHWEST  
LATE IN THE EVENING. MAXIMUM RH 96 PERCENT.    
MONDAY
 
PARTLY CLOUDY WITH A 50 PERCENT CHANCE OF SHOWERS AND  
THUNDERSTORMS. HIGHS IN THE MID 70S. NORTHWEST WINDS 5 TO 10 MPH.  
MINIMUM RH 60 PERCENT.    
MONDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE LOWER 50S. NORTHWEST  
WINDS 5 TO 10 MPH. MAXIMUM RH 93 PERCENT.    
TUESDAY
 
SUNNY. HIGHS IN THE MID 70S. NORTHWEST WINDS 5 TO  
10 MPH. MINIMUM RH 40 PERCENT.    
TUESDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE UPPER 40S. NORTHWEST  
WINDS 5 TO 10 MPH. MAXIMUM RH 76 PERCENT.    
WEDNESDAY
 
SUNNY. HIGHS IN THE UPPER 60S. NORTHWEST WINDS 5 TO  
10 MPH. MINIMUM RH 39 PERCENT.  
 

 
 
LAZ034>037-046>050-192230-  
POINTE COUPEE-WEST FELICIANA-EAST FELICIANA-ST. HELENA-IBERVILLE-  
WEST BATON ROUGE-EAST BATON ROUGE-ASCENSION-LIVINGSTON-  
INCLUDING THE CITIES OF NEW ROADS, LETTSWORTH, LIVONIA, SPILLMAN,  
ST. FRANCISVILLE, WAKEFIELD, JACKSON, CLINTON, FELPS, DARLINGTON,  
EASLEYVILLE, GREENSBURG, MONTPELIER, BAYOU SORREL, PLAQUEMINE,  
WHITE CASTLE, PORT ALLEN, ADDIS, BRUSLY, BATON ROUGE, GONZALES,  
DONALDSONVILLE, PRAIRIEVILLE, DENHAM SPRINGS, WATSON, AND WALKER  
347 AM CDT THU OCT 19 2017  
   
RED FLAG
 
NONE.  
 
TODAY TONIGHT FRI  
 
CLOUD COVER MCLEAR MCLEAR PCLDY  
PRECIP TYPE NONE NONE NONE  
CHANCE PRECIP (%) 10 10 10  
TEMP 82 58 84  
RH (%) 38 100 43  
20FT WIND/AM(MPH) NE 1-5 E 2-6  
20FT WIND/PM(MPH) E 3-7 E 2-6 E 4-8  
AVG PCPN AMT (IN) 0.00 0.00 0.00  
PRECIP DURATION (HR)  
MIXING HGT (M-AGL/MSL)1525 1736  
TRANSPORT WIND (M/S) E 4 SE 5  
VENT RATE (M**2/S) 6100 8680  
CATEGORY DAY 3 4  
ADI EARLY 25 FAIR 5 VERY POOR 44 GEN GOOD  
ADI LATE 25 FAIR 2 VERY POOR 44 GEN GOOD  
MAX LVORI EARLY 7 5 7  
MAX LVORI LATE 2 7 2  
MIN VSBY EARLY (MI) 6 FOG 6 FOG 4 FOG  
MIN VSBY LATE (MI) 7 4 FOG 4 FOG  
FOG POTENTIAL EARLY MODERATE LOW MODERATE  
FOG POTENTIAL LATE NONE MODERATE NONE  
SUPERFOG EARLY POSSIBLE NONE POSSIBLE  
SUPERFOG LATE NONE POSSIBLE NONE  
SILT/ 500 MLT (F) 65 69  
MRNG MXG HGT (M) 250 255  
STAGNATION INDEX 3 3 3  
STABILITY CLASS B F B  
DISPERSION INDEX 20 2 28  
 
FOG POTENTIAL AND OTHER REMARKS...NO FOG EXPECTED.  
SUPERFOG CAN REDUCE VISIBILITY TO A FEW FEET. FOR SUPERFOG  
TO BE POSSIBLE THERE MUST BE A SIMULTANEOUS COMBINATION OF  
DENSE FOG AND A DENSE SMOKE SOURCE FROM A FIRE. IF EITHER  
OF THESE CONDITIONS ARE NOT MET...THEN SUPERFOG WILL NOT OCCUR.  
ADI IS ATMOSPHERIC DISPERSION INDEX DEVELOPED BY LAVDAS.  
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.  
   
FORECAST FOR DAYS 3 THROUGH 7
 
 
   
FRIDAY NIGHT
 
PARTLY CLOUDY WITH A 20 PERCENT CHANCE OF SHOWERS  
AND THUNDERSTORMS. LOWS IN THE UPPER 60S. EAST WINDS 5 TO 10 MPH.  
MAXIMUM RH 95 PERCENT.    
SATURDAY
 
MOSTLY CLOUDY WITH A 50 PERCENT CHANCE OF SHOWERS AND  
THUNDERSTORMS. HIGHS IN THE MID 80S. SOUTHEAST WINDS 5 TO 10 MPH.  
MINIMUM RH 63 PERCENT.    
SATURDAY NIGHT
 
MOSTLY CLOUDY WITH A 50 PERCENT CHANCE OF  
SHOWERS AND THUNDERSTORMS. LOWS IN THE UPPER 60S. SOUTHEAST WINDS  
5 TO 10 MPH. MAXIMUM RH 99 PERCENT.    
SUNDAY
 
SHOWERS AND THUNDERSTORMS. HIGHS IN THE LOWER 80S.  
SOUTH WINDS 5 TO 10 MPH. MINIMUM RH 70 PERCENT.    
SUNDAY NIGHT
 
CLOUDY WITH A 50 PERCENT CHANCE OF SHOWERS AND  
THUNDERSTORMS. LOWS IN THE LOWER 60S. EAST WINDS AROUND 5 MPH  
SHIFTING TO THE NORTHWEST LATE IN THE EVENING. MAXIMUM RH  
94 PERCENT.    
MONDAY
 
PARTLY CLOUDY WITH A 50 PERCENT CHANCE OF SHOWERS AND  
THUNDERSTORMS. HIGHS IN THE MID 70S. NORTHWEST WINDS 5 TO 10 MPH.  
MINIMUM RH 58 PERCENT.    
MONDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE MID 50S. NORTHWEST  
WINDS 5 TO 10 MPH. MAXIMUM RH 92 PERCENT.    
TUESDAY
 
SUNNY. HIGHS IN THE UPPER 70S. NORTHWEST WINDS 5 TO  
10 MPH. MINIMUM RH 40 PERCENT.    
TUESDAY NIGHT
 
MOSTLY CLEAR. LOWS AROUND 50. NORTHWEST WINDS  
5 TO 10 MPH. MAXIMUM RH 75 PERCENT.    
WEDNESDAY
 
SUNNY. HIGHS IN THE UPPER 60S. NORTHWEST WINDS 5 TO  
10 MPH. MINIMUM RH 39 PERCENT.  
 

 
 
LAZ039-040-071-072-MSZ077-192230-  
WASHINGTON-ST. TAMMANY-NORTHERN TANGIPAHOA-SOUTHERN TANGIPAHOA-  
PEARL RIVER-  
INCLUDING THE CITIES OF BOGALUSA, ENON, FRANKLINTON, SLIDELL,  
MANDEVILLE, COVINGTON, LACOMBE, AMITE, KENTWOOD, ROSELAND,  
WILMER, HAMMOND, ROBERT, PONCHATOULA, CROSSROADS, MCNEIL,  
AND PICAYUNE  
347 AM CDT THU OCT 19 2017  
   
RED FLAG
 
NONE.  
 
TODAY TONIGHT FRI  
 
CLOUD COVER MCLEAR MCLEAR MCLEAR  
PRECIP TYPE NONE NONE NONE  
CHANCE PRECIP (%) 10 10 10  
TEMP 82 56 84  
RH (%) 38 100 42  
20FT WIND/AM(MPH) NE 1-5 E 2-6  
20FT WIND/PM(MPH) E 2-6 E 1-5 E 3-7  
AVG PCPN AMT (IN) 0.00 0.00 0.00  
PRECIP DURATION (HR)  
MIXING HGT (M-AGL/MSL)1584 1761  
TRANSPORT WIND (M/S) E 4 SE 5  
VENT RATE (M**2/S) 6336 8805  
CATEGORY DAY 3 4  
ADI EARLY 25 FAIR 5 VERY POOR 39 FAIR  
ADI LATE 25 FAIR 5 VERY POOR 39 FAIR  
MAX LVORI EARLY 7 5 7  
MAX LVORI LATE 2 6 2  
MIN VSBY EARLY (MI) 6 FOG 6 FOG 3 FOG  
MIN VSBY LATE (MI) 7 4 FOG 3 FOG  
FOG POTENTIAL EARLY MODERATE LOW MODERATE  
FOG POTENTIAL LATE NONE MODERATE NONE  
SUPERFOG EARLY POSSIBLE NONE POSSIBLE  
SUPERFOG LATE NONE POSSIBLE NONE  
SILT/ 500 MLT (F) 67 68  
MRNG MXG HGT (M) 258 261  
STAGNATION INDEX 3 3 3  
STABILITY CLASS B F B  
DISPERSION INDEX 19 3 28  
 
FOG POTENTIAL AND OTHER REMARKS...NO FOG EXPECTED.  
SUPERFOG CAN REDUCE VISIBILITY TO A FEW FEET. FOR SUPERFOG  
TO BE POSSIBLE THERE MUST BE A SIMULTANEOUS COMBINATION OF  
DENSE FOG AND A DENSE SMOKE SOURCE FROM A FIRE. IF EITHER  
OF THESE CONDITIONS ARE NOT MET...THEN SUPERFOG WILL NOT OCCUR.  
ADI IS ATMOSPHERIC DISPERSION INDEX DEVELOPED BY LAVDAS.  
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.  
   
FORECAST FOR DAYS 3 THROUGH 7
 
 
   
FRIDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE MID 60S. EAST WINDS  
5 TO 10 MPH. MAXIMUM RH 92 PERCENT.    
SATURDAY
 
MOSTLY CLOUDY WITH A 50 PERCENT CHANCE OF SHOWERS AND  
THUNDERSTORMS. HIGHS IN THE LOWER 80S. SOUTHEAST WINDS 5 TO  
10 MPH. MINIMUM RH 64 PERCENT.    
SATURDAY NIGHT
 
MOSTLY CLOUDY WITH A 50 PERCENT CHANCE OF  
SHOWERS AND THUNDERSTORMS. LOWS IN THE UPPER 60S. SOUTHEAST WINDS  
5 TO 10 MPH. MAXIMUM RH 99 PERCENT.    
SUNDAY
 
SHOWERS AND THUNDERSTORMS. HIGHS IN THE LOWER 80S.  
SOUTHEAST WINDS 5 TO 10 MPH. MINIMUM RH 72 PERCENT.    
SUNDAY NIGHT
 
SHOWERS AND THUNDERSTORMS LIKELY. LOWS IN THE MID  
60S. SOUTHEAST WINDS 5 TO 10 MPH SHIFTING TO THE WEST LATE IN THE  
EVENING. MAXIMUM RH 96 PERCENT.    
MONDAY
 
PARTLY CLOUDY WITH A 50 PERCENT CHANCE OF SHOWERS AND  
THUNDERSTORMS. HIGHS IN THE MID 70S. NORTHWEST WINDS 5 TO 10 MPH.  
MINIMUM RH 63 PERCENT.    
MONDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE MID 50S. NORTHWEST  
WINDS 5 TO 10 MPH. MAXIMUM RH 93 PERCENT.    
TUESDAY
 
SUNNY. HIGHS IN THE UPPER 70S. NORTHWEST WINDS 10 TO  
15 MPH. MINIMUM RH 41 PERCENT.    
TUESDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE LOWER 50S. NORTHWEST  
WINDS 5 TO 10 MPH. MAXIMUM RH 76 PERCENT.    
WEDNESDAY
 
SUNNY. HIGHS IN THE UPPER 60S. NORTHWEST WINDS 10 TO  
15 MPH. MINIMUM RH 38 PERCENT.  
 

 
 
MSZ080>082-192230-  
HANCOCK-HARRISON-JACKSON-  
INCLUDING THE CITIES OF BAY ST. LOUIS, WAVELAND, DIAMONDHEAD,  
GULFPORT, PASCAGOULA, OCEAN SPRINGS, MOSS POINT, GAUTIER,  
AND ST. MARTIN  
347 AM CDT THU OCT 19 2017  
   
RED FLAG
 
NONE.  
 
TODAY TONIGHT FRI  
 
CLOUD COVER MCLEAR MCLEAR PCLDY  
PRECIP TYPE NONE NONE NONE  
CHANCE PRECIP (%) 10 10 10  
TEMP 82 57 84  
RH (%) 43 100 46  
20FT WIND/AM(MPH) NE 2-6 NE 3-7  
20FT WIND/PM(MPH) E 4-8 NE 2-6 E 5-9 G17  
AVG PCPN AMT (IN) 0.00 0.00 0.00  
PRECIP DURATION (HR)  
MIXING HGT (M-AGL/MSL)1581 1790  
TRANSPORT WIND (M/S) E 4 E 5  
VENT RATE (M**2/S) 6324 8950  
CATEGORY DAY 3 4  
ADI EARLY 30 FAIR 6 VERY POOR 38 FAIR  
ADI LATE 30 FAIR 5 VERY POOR 38 FAIR  
MAX LVORI EARLY 6 4 7  
MAX LVORI LATE 2 6 2  
MIN VSBY EARLY (MI) 6 FOG 4 FOG 5 FOG  
MIN VSBY LATE (MI) 7 3 FOG 5 FOG  
FOG POTENTIAL EARLY MODERATE NONE MODERATE  
FOG POTENTIAL LATE NONE MODERATE NONE  
SUPERFOG EARLY POSSIBLE NONE POSSIBLE  
SUPERFOG LATE NONE POSSIBLE NONE  
SILT/ 500 MLT (F) 69 68  
MRNG MXG HGT (M) 271 289  
STAGNATION INDEX 3 3 3  
STABILITY CLASS B F B  
DISPERSION INDEX 21 3 29  
 
FOG POTENTIAL AND OTHER REMARKS...NO FOG EXPECTED.  
SUPERFOG CAN REDUCE VISIBILITY TO A FEW FEET. FOR SUPERFOG  
TO BE POSSIBLE THERE MUST BE A SIMULTANEOUS COMBINATION OF  
DENSE FOG AND A DENSE SMOKE SOURCE FROM A FIRE. IF EITHER  
OF THESE CONDITIONS ARE NOT MET...THEN SUPERFOG WILL NOT OCCUR.  
ADI IS ATMOSPHERIC DISPERSION INDEX DEVELOPED BY LAVDAS.  
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.  
   
FORECAST FOR DAYS 3 THROUGH 7
 
 
   
FRIDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE MID 60S. EAST WINDS  
5 TO 10 MPH. MAXIMUM RH 91 PERCENT.    
SATURDAY
 
PARTLY CLOUDY WITH A 50 PERCENT CHANCE OF SHOWERS AND  
THUNDERSTORMS. HIGHS IN THE LOWER 80S. EAST WINDS 10 TO 15 MPH.  
MINIMUM RH 68 PERCENT.    
SATURDAY NIGHT
 
MOSTLY CLOUDY WITH A 20 PERCENT CHANCE OF  
SHOWERS AND THUNDERSTORMS. LOWS AROUND 70. SOUTHEAST WINDS 10 TO  
15 MPH. MAXIMUM RH 96 PERCENT.    
SUNDAY
 
SHOWERS AND THUNDERSTORMS LIKELY. HIGHS IN THE LOWER  
80S. SOUTHEAST WINDS 5 TO 10 MPH. MINIMUM RH 73 PERCENT.    
SUNDAY NIGHT
 
SHOWERS AND THUNDERSTORMS LIKELY. LOWS IN THE MID  
60S. SOUTH WINDS 5 TO 10 MPH. MAXIMUM RH 98 PERCENT.    
MONDAY
 
PARTLY CLOUDY WITH A 50 PERCENT CHANCE OF SHOWERS AND  
THUNDERSTORMS. HIGHS IN THE UPPER 70S. WEST WINDS 10 TO 15 MPH.  
MINIMUM RH 65 PERCENT.    
MONDAY NIGHT
 
PARTLY CLOUDY WITH A 20 PERCENT CHANCE OF SHOWERS  
AND THUNDERSTORMS. LOWS IN THE UPPER 50S. NORTHWEST WINDS 10 TO  
15 MPH. MAXIMUM RH 96 PERCENT.    
TUESDAY
 
SUNNY. HIGHS IN THE UPPER 70S. NORTHWEST WINDS 10 TO  
15 MPH. MINIMUM RH 42 PERCENT.    
TUESDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE LOWER 50S. NORTHWEST  
WINDS 10 TO 15 MPH. MAXIMUM RH 81 PERCENT.    
WEDNESDAY
 
SUNNY. HIGHS IN THE UPPER 60S. NORTHWEST WINDS 10 TO  
15 MPH. MINIMUM RH 41 PERCENT.  
 

 
 
LAZ056>065-192230-  
ASSUMPTION-ST. JAMES-ST. JOHN THE BAPTIST-UPPER LAFOURCHE-  
ST. CHARLES-UPPER JEFFERSON-ORLEANS-UPPER PLAQUEMINES-  
UPPER ST. BERNARD-UPPER TERREBONNE-  
INCLUDING THE CITIES OF PIERRE PART, LABADIEVILLE,  
PAINCOURTVILLE, CONVENT, LUTCHER, GRAMERCY, LAPLACE, RESERVE,  
THIBODAUX, RACELAND, LAROSE, DESTREHAN, NORCO, METAIRIE, KENNER,  
EAST NEW ORLEANS, NEW ORLEANS, BELLE CHASSE, CHALMETTE, VIOLET,  
HOUMA, AND BAYOU CANE  
347 AM CDT THU OCT 19 2017  
   
RED FLAG
 
NONE.  
 
TODAY TONIGHT FRI  
 
CLOUD COVER MCLEAR MCLEAR PCLDY  
PRECIP TYPE NONE NONE TSTMS  
CHANCE PRECIP (%) 10 10 10  
TEMP 82 63 84  
RH (%) 49 100 53  
20FT WIND/AM(MPH) NE 3-7 E 4-8 G17  
20FT WIND/PM(MPH) E 6-10 G17 E 4-8 E 7-11 G20  
AVG PCPN AMT (IN) 0.00 0.00 0.00  
PRECIP DURATION (HR)  
MIXING HGT (M-AGL/MSL)1485 1689  
TRANSPORT WIND (M/S) E 6 E 6  
VENT RATE (M**2/S) 8910 10134  
CATEGORY DAY 4 4  
ADI EARLY 36 FAIR 12 POOR 50 GEN GOOD  
ADI LATE 38 FAIR 6 VERY POOR 50 GEN GOOD  
MAX LVORI EARLY 7 5 7  
MAX LVORI LATE 2 7 3  
MIN VSBY EARLY (MI) 6 FOG 6 FOG 5 SHOWERS  
MIN VSBY LATE (MI) 6 FOG 5 FOG 5 SHOWERS  
FOG POTENTIAL EARLY MODERATE LOW MODERATE  
FOG POTENTIAL LATE NONE MODERATE NONE  
SUPERFOG EARLY POSSIBLE NONE POSSIBLE  
SUPERFOG LATE NONE POSSIBLE NONE  
SILT/ 500 MLT (F) 68 69  
MRNG MXG HGT (M) 297 286  
STAGNATION INDEX 2 3 2  
STABILITY CLASS B F B  
DISPERSION INDEX 28 3 38  
 
FOG POTENTIAL AND OTHER REMARKS...NO FOG EXPECTED.  
SUPERFOG CAN REDUCE VISIBILITY TO A FEW FEET. FOR SUPERFOG  
TO BE POSSIBLE THERE MUST BE A SIMULTANEOUS COMBINATION OF  
DENSE FOG AND A DENSE SMOKE SOURCE FROM A FIRE. IF EITHER  
OF THESE CONDITIONS ARE NOT MET...THEN SUPERFOG WILL NOT OCCUR.  
ADI IS ATMOSPHERIC DISPERSION INDEX DEVELOPED BY LAVDAS.  
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.  
   
FORECAST FOR DAYS 3 THROUGH 7
 
 
   
FRIDAY NIGHT
 
MOSTLY CLOUDY WITH A 20 PERCENT CHANCE OF SHOWERS  
AND THUNDERSTORMS. LOWS AROUND 70. EAST WINDS 10 TO 15 MPH.  
MAXIMUM RH 96 PERCENT.    
SATURDAY
 
MOSTLY CLOUDY WITH A 50 PERCENT CHANCE OF SHOWERS AND  
THUNDERSTORMS. HIGHS IN THE LOWER 80S. SOUTHEAST WINDS 10 TO  
15 MPH. MINIMUM RH 67 PERCENT.    
SATURDAY NIGHT
 
MOSTLY CLOUDY WITH A 50 PERCENT CHANCE OF  
SHOWERS AND THUNDERSTORMS. LOWS IN THE LOWER 70S. SOUTHEAST WINDS  
5 TO 10 MPH. MAXIMUM RH 98 PERCENT.    
SUNDAY
 
SHOWERS AND THUNDERSTORMS LIKELY. HIGHS IN THE LOWER  
80S. SOUTHEAST WINDS 5 TO 10 MPH. MINIMUM RH 74 PERCENT.    
SUNDAY NIGHT
 
CLOUDY WITH A 50 PERCENT CHANCE OF SHOWERS AND  
THUNDERSTORMS. LOWS IN THE UPPER 60S. SOUTHEAST WINDS 5 TO 10 MPH  
SHIFTING TO THE NORTHWEST LATE IN THE EVENING. MAXIMUM RH  
93 PERCENT.    
MONDAY
 
PARTLY CLOUDY WITH A 50 PERCENT CHANCE OF SHOWERS AND  
THUNDERSTORMS. HIGHS IN THE UPPER 70S. NORTHWEST WINDS 10 TO  
15 MPH. MINIMUM RH 63 PERCENT.    
MONDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE UPPER 50S. NORTHWEST  
WINDS 10 TO 15 MPH. MAXIMUM RH 92 PERCENT.    
TUESDAY
 
SUNNY. HIGHS IN THE UPPER 70S. NORTHWEST WINDS 10 TO  
15 MPH. MINIMUM RH 43 PERCENT.    
TUESDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE MID 50S. NORTH WINDS  
10 TO 15 MPH. MAXIMUM RH 74 PERCENT.    
WEDNESDAY
 
SUNNY. HIGHS AROUND 70. NORTH WINDS 10 TO 15 MPH.  
MINIMUM RH 41 PERCENT.  
 

 
 
LAZ066>070-192230-  
LOWER TERREBONNE-LOWER LAFOURCHE-LOWER JEFFERSON-  
LOWER PLAQUEMINES-LOWER ST. BERNARD-  
INCLUDING THE CITIES OF CHAUVIN, COCODRIE, DULAC, MONTEGUT,  
GALLIANO, CUT OFF, GOLDEN MEADOW, LEEVILLE, BURAS,  
POINTE A LA HACHE, PORT SULPHUR, BOOTHVILLE, VENICE, EMPIRE,  
MYRTLE GROVE, AND YSCLOSKEY  
347 AM CDT THU OCT 19 2017  
   
RED FLAG
 
NONE.  
 
TODAY TONIGHT FRI  
 
CLOUD COVER PCLDY MCLEAR PCLDY  
PRECIP TYPE NONE NONE TSTMS  
CHANCE PRECIP (%) 10 10 20  
TEMP 82 65 84  
RH (%) 54 100 55  
20FT WIND/AM(MPH) NE 6-10 G19 E 7-11 G23  
20FT WIND/PM(MPH) E 9-13 G24 E 8-12 G24 E 10-14 G24  
AVG PCPN AMT (IN) 0.00 0.00 0.01  
PRECIP DURATION (HR) 1  
MIXING HGT (M-AGL/MSL)1490 1663  
TRANSPORT WIND (M/S) E 7 E 7  
VENT RATE (M**2/S) 10430 11641  
CATEGORY DAY 4 4  
ADI EARLY 40 FAIR 20 GEN POOR 49 GEN GOOD  
ADI LATE 44 GEN GOOD 18 GEN POOR 49 GEN GOOD  
MAX LVORI EARLY 5 4 5  
MAX LVORI LATE 3 5 3  
MIN VSBY EARLY (MI) 6 FOG 6 FOG 6 SHOWERS  
MIN VSBY LATE (MI) 6 FOG 6 FOG 6 SHOWERS  
FOG POTENTIAL EARLY MODERATE NONE LOW  
FOG POTENTIAL LATE NONE LOW NONE  
SUPERFOG EARLY NONE NONE NONE  
SUPERFOG LATE NONE NONE NONE  
SILT/ 500 MLT (F) 69 70  
MRNG MXG HGT (M) 371 366  
STAGNATION INDEX 2 2 1  
STABILITY CLASS B E C  
DISPERSION INDEX 42 7 47  
 
FOG POTENTIAL AND OTHER REMARKS...NO FOG EXPECTED.  
SUPERFOG CAN REDUCE VISIBILITY TO A FEW FEET. FOR SUPERFOG  
TO BE POSSIBLE THERE MUST BE A SIMULTANEOUS COMBINATION OF  
DENSE FOG AND A DENSE SMOKE SOURCE FROM A FIRE. IF EITHER  
OF THESE CONDITIONS ARE NOT MET...THEN SUPERFOG WILL NOT OCCUR.  
ADI IS ATMOSPHERIC DISPERSION INDEX DEVELOPED BY LAVDAS.  
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.  
   
FORECAST FOR DAYS 3 THROUGH 7
 
 
   
FRIDAY NIGHT
 
MOSTLY CLOUDY WITH A 20 PERCENT CHANCE OF SHOWERS  
AND THUNDERSTORMS. LOWS IN THE LOWER 70S. EAST WINDS 10 TO  
15 MPH. MAXIMUM RH 92 PERCENT.    
SATURDAY
 
MOSTLY CLOUDY WITH A 50 PERCENT CHANCE OF SHOWERS AND  
THUNDERSTORMS. HIGHS IN THE LOWER 80S. SOUTHEAST WINDS 10 TO  
15 MPH. MINIMUM RH 71 PERCENT.    
SATURDAY NIGHT
 
MOSTLY CLOUDY WITH A 50 PERCENT CHANCE OF  
SHOWERS AND THUNDERSTORMS. LOWS IN THE MID 70S. SOUTHEAST WINDS  
10 TO 15 MPH. MAXIMUM RH 94 PERCENT.    
SUNDAY
 
SHOWERS AND THUNDERSTORMS LIKELY. HIGHS IN THE LOWER  
80S. SOUTHEAST WINDS 10 TO 15 MPH. MINIMUM RH 74 PERCENT.    
SUNDAY NIGHT
 
CLOUDY WITH A 50 PERCENT CHANCE OF SHOWERS AND  
THUNDERSTORMS. LOWS AROUND 70. SOUTH WINDS 5 TO 10 MPH SHIFTING  
TO THE NORTHWEST 10 TO 15 MPH LATE IN THE EVENING. MAXIMUM RH  
90 PERCENT.    
MONDAY
 
PARTLY CLOUDY WITH A 50 PERCENT CHANCE OF SHOWERS AND  
THUNDERSTORMS. HIGHS IN THE UPPER 70S. NORTHWEST WINDS 10 TO  
15 MPH. MINIMUM RH 62 PERCENT.    
MONDAY NIGHT
 
PARTLY CLOUDY WITH A 20 PERCENT CHANCE OF SHOWERS  
AND THUNDERSTORMS. LOWS IN THE LOWER 60S. NORTHWEST WINDS 10 TO  
15 MPH. MAXIMUM RH 86 PERCENT.    
TUESDAY
 
SUNNY. HIGHS IN THE UPPER 70S. NORTHWEST WINDS 10 TO  
15 MPH. MINIMUM RH 43 PERCENT.    
TUESDAY NIGHT
 
MOSTLY CLEAR. LOWS AROUND 60. NORTH WINDS 10 TO  
20 MPH. MAXIMUM RH 74 PERCENT.    
WEDNESDAY
 
SUNNY. HIGHS IN THE LOWER 70S. NORTH WINDS 10 TO  
20 MPH. MINIMUM RH 44 PERCENT.  
 

 
 
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