874  
FNUS74 KMOB 201957  
FWSMOB  
 
SPOT FORECAST FOR CHICKASAWHAY CPT 433 RX...USFS  
NATIONAL WEATHER SERVICE MOBILE AL  
257 PM CDT FRI MAR 20 2026  
 
FORECAST IS BASED ON IGNITION TIME OF 1500 CDT ON MARCH 20.  
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER  
SERVICE.  
   
DISCUSSION
 
DRY CONDITIONS WILL CONTINUE THROUGH TONIGHT AT THE  
BURN SITE. FOR THE REST OF TODAY, THE MINIMUM RELATIVE HUMIDITY  
IS NEAR 30%, TRANSPORT WINDS WILL BE MOSTLY SOUTHWESTERLY, AND  
DISPERSION VALUES WILL BE GENERALLY GOOD TO GOOD.  
 
FOG POTENTIAL AND OTHER REMARKS...FOG IS NOT EXPECTED.  
 
   
REST OF TODAY
 
 
SKY/WEATHER.........SUNNY (5-15 PERCENT).  
CHANCE OF PCPN......0 PERCENT.  
MAX TEMPERATURE.....AROUND 81.  
MIN HUMIDITY........33 PERCENT.  
WIND (20 FT)........SOUTHWEST WINDS AROUND 5 MPH.  
MIXING HEIGHT.......5000 FT AGL.  
MIXING HEIGHT (M)...1463-1524 METERS AGL.  
TRANSPORT WINDS.....SOUTHWEST 8 TO 9 MPH.  
TRANSPORT WINDS M/S.SOUTHWEST AROUND 4 METERS/SECOND.  
DISPERSION INDEX....53.  
LVORI...............1.  
STABILITY CLASS.....2.  
 
TIME (CDT) 3 PM 5 PM  
SKY (%).........8 7  
WEATHER COV.....  
WEATHER TYPE....NONE NONE  
TSTM COV........  
CHC OF PCPN (%).0 0  
TEMP............80 81  
RH..............33 34  
20 FT WIND DIR..SSW SSW  
20 FT WIND SPD..6 6  
20 FT WIND GUST.13 14  
MIX HGT (FT)....4800 5000  
MIX HGT (M).....1460 1520  
TRANSP WIND DIR.SW SW  
TRANSP WIND SPD.8 9  
TRANS WIND DIR..SW SW  
TRANS SPD (M/S).4 4  
DISPERSION IDX..48 57  
LVORI...........1 1  
   
TONIGHT
 
 
SKY/WEATHER.........CLEAR (0-10 PERCENT).  
CHANCE OF PCPN......0 PERCENT.  
MIN TEMPERATURE.....AROUND 53.  
MAX HUMIDITY........93 PERCENT.  
WIND (20 FT)........LIGHT WINDS BECOMING SOUTH AROUND 5 MPH LATE IN  
THE EVENING, THEN BECOMING LIGHT OVERNIGHT.  
MIXING HEIGHT.......400 FT AGL.  
MIXING HEIGHT (M)...122-1524 METERS AGL.  
TRANSPORT WINDS.....SOUTHWEST 10 TO 13 MPH.  
TRANSPORT WINDS M/S.SOUTHWEST 4 TO 6 METERS/SECOND.  
DISPERSION INDEX....62 DECREASING TO 6.  
LVORI...............3.  
STABILITY CLASS.....4.  
 
TIME (CDT) 6 PM 8 PM 10 PM MIDNGT 2 AM 4 AM  
SKY (%).........4 3 4 1 2 2  
WEATHER COV.....  
WEATHER TYPE....NONE NONE NONE NONE NONE NONE  
TSTM COV........  
CHC OF PCPN (%).0 0 0 0 0 0  
TEMP............79 71 62 59 57 55  
RH..............39 51 65 72 77 83  
20 FT WIND DIR..SSW SSW SSW SSW SW SW  
20 FT WIND SPD..5 5 6 5 5 5  
20 FT WIND GUST.14 14 16 15 15 14  
MIX HGT (FT)....5000 400 400 400 400 400  
MIX HGT (M).....1520 120 120 120 120 120  
TRANSP WIND DIR.SSW SSW SSW SSW SW WSW  
TRANSP WIND SPD.10 12 13 13 13 12  
TRANS WIND DIR..SSW SSW SSW SSW SW WSW  
TRANS SPD (M/S).4 5 6 6 6 5  
DISPERSION IDX..62 5 6 6 5 5  
LVORI...........1 3 3 3 4 5  
 

 
FORECASTER...96  
REQUESTED BY...MISSISSIPPI INTERAGENCY  
TYPE OF REQUEST...PRESCRIBED  
.TAG 2606855.0/MOB  
.DELDT 03/20/26  
.FORMATTERVERSION 2.0.0  
.EMAIL RODNEY.LANDRUM@USDA.GOV,MSMIC@FIRENET.GOV  
 
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