321  
FNUS74 KMOB 282031  
FWSMOB  
 
SPOT FORECAST FOR CHICKASAWHAY CPT 402...USFS  
NATIONAL WEATHER SERVICE MOBILE AL  
231 PM CST WED JAN 28 2026  
 
FORECAST IS BASED ON IGNITION TIME OF 1500 CST ON JANUARY 28.  
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER  
SERVICE.  
   
DISCUSSION
 
DRY CONDITIONS ARE EXPECTED TO CONTINUE FOR TODAY AND  
TOMORROW AT THE BURN SITE. FOR THE REST OF TODAY, THE MINIMUM  
RELATIVE HUMIDITY IS NEAR 35%, TRANSPORT WINDS WILL GENERALLY BE  
NORTHWESTERLY, AND DISPERSION VALUES WILL BE FAIR. FOR THURSDAY,  
THE MINIMUM RELATIVE HUMIDITY IS NEAR 40%, TRANSPORT WINDS WILL  
SHIFT FROM NORTHEASTERLY TO EASTERLY IN THE AFTERNOON, BECOMING SOUTH-  
SOUTHEASTERLY TO SOUTHERLY IN THE AFTERNOON, AND DISPERSION  
VALUES WILL BE FAIR.  
 
FOG POTENTIAL AND OTHER REMARKS...FOG IS NOT EXPECTED.  
 
   
REST OF TODAY
 
 
SKY/WEATHER.........SUNNY (0-10 PERCENT).  
CHANCE OF PCPN......0 PERCENT.  
MAX TEMPERATURE.....AROUND 51.  
MIN HUMIDITY........36 PERCENT.  
WIND (20 FT)........LIGHT WINDS.  
MIXING HEIGHT.......3000 FT AGL.  
MIXING HEIGHT (M)...914 METERS AGL.  
TRANSPORT WINDS.....NORTHWEST 6 TO 8 MPH.  
TRANSPORT WINDS M/S.NORTHWEST 3 TO 4 METERS/SECOND.  
DISPERSION INDEX....25.  
LVORI...............2.  
STABILITY CLASS.....2.  
 
TIME (CST) 3PM 4PM 5PM  
SKY (%).........2 2 3  
WEATHER COV.....  
WEATHER TYPE....  
TSTM COV........  
CHC OF PCPN (%).0 0 0  
TEMP............50 51 48  
RH..............37 37 44  
20 FT WIND DIR..NW WNW WNW  
20 FT WIND SPD..5 3 2  
20 FT WIND GUST.10 10 9  
MIX HGT (KFT)...3.0 3.0 3.0  
MIX HGT (KM)....0.9 0.9 0.9  
TRANSP WIND DIR.NW NW NW  
TRANSP WIND SPD.6 6 8  
TRANS WIND DIR..NW NW NW  
TRANS SPD (M/S).3 3 4  
DISPERSION IDX..20 21 29  
LVORI...........2 2 2  
   
TONIGHT
 
 
SKY/WEATHER.........MOSTLY CLEAR (10-20 PERCENT).  
CHANCE OF PCPN......0 PERCENT.  
MIN TEMPERATURE.....AROUND 26.  
MAX HUMIDITY........100 PERCENT.  
WIND (20 FT)........LIGHT WINDS.  
MIXING HEIGHT.......300 FT AGL.  
MIXING HEIGHT (M)...91-122 METERS AGL.  
TRANSPORT WINDS.....NORTHWEST 5 TO 9 MPH SHIFTING TO THE NORTH 3 TO  
5 MPH OVERNIGHT.  
TRANSPORT WINDS M/S.NORTH 1 TO 3 METERS/SECOND.  
DISPERSION INDEX....3.  
LVORI...............7.  
STABILITY CLASS.....4.  
 
TIME (CST) 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM  
SKY (%).........3 3 3 2 2 1 12 3 10 18 23 24  
WEATHER COV.....  
WEATHER TYPE....  
TSTM COV........  
CHC OF PCPN (%).0 0 0 0 0 0 0 0 0 0 0 0  
TEMP............43 40 36 34 32 31 30 28 28 27 26 27  
RH..............55 62 72 78 85 92 96 100 100 100 100 96  
20 FT WIND DIR..WNW NW NW NW NNW NNW NNW NNW NW NW NNW N  
20 FT WIND SPD..2 2 2 1 1 1 1 1 1 1 1 1  
20 FT WIND GUST.9 7 6 6 5 3 3 3 3 3 5 5  
MIX HGT (KFT)...0.4 0.4 0.4 0.4 0.4 0.4 0.4 0.4 0.4 0.3 0.3 0.3  
MIX HGT (KM)....0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1  
TRANSP WIND DIR.WNW NW NW NW N N N N NNW NNW NNW N  
TRANSP WIND SPD.9 7 7 6 6 5 5 5 5 5 3 3  
TRANS WIND DIR..WNW NW NW NW N N N N NNW NNW NNW N  
TRANS SPD (M/S).4 3 3 3 3 2 2 2 2 2 1 1  
DISPERSION IDX..4 3 3 3 2 2 2 2 2 2 2 2  
LVORI...........3 3 3 4 6 6 8 9 9 10 10 8  
   
THURSDAY
 
 
SKY/WEATHER.........MOSTLY SUNNY (40-50 PERCENT).  
CHANCE OF PCPN......0 PERCENT.  
MAX TEMPERATURE.....AROUND 56.  
MIN HUMIDITY........40 PERCENT.  
WIND (20 FT)........LIGHT WINDS.  
MIXING HEIGHT.......3200 FT AGL.  
MIXING HEIGHT (M)...91-975 METERS AGL.  
TRANSPORT WINDS.....NORTHEAST 3 TO 5 MPH SHIFTING TO THE SOUTH 3 TO  
7 MPH IN THE LATE MORNING AND AFTERNOON.  
TRANSPORT WINDS M/S.NORTH AROUND 1 METERS/SECOND SHIFTING TO THE  
EAST 1 TO 2 METERS/SECOND EARLY IN THE MORNING,  
THEN SHIFTING TO THE SOUTH 1 TO 3 METERS/SECOND  
IN THE LATE MORNING AND AFTERNOON.  
DISPERSION INDEX....6 INCREASING TO 18 EARLY IN THE AFTERNOON, THEN  
INCREASING TO 28 LATE IN THE AFTERNOON  
DECREASING TO 19 LATE IN THE AFTERNOON.  
LVORI...............5.  
STABILITY CLASS.....2.  
 
TIME (CST) 6 AM 8 AM 10 AM NOON 2 PM 4 PM  
SKY (%).........30 50 40 44 64 54  
WEATHER COV.....  
WEATHER TYPE....NONE NONE NONE NONE NONE NONE  
TSTM COV........  
CHC OF PCPN (%).0 0 0 0 0 0  
TEMP............27 31 42 50 54 55  
RH..............96 88 62 48 41 41  
20 FT WIND DIR..NE ENE ESE SSE S S  
20 FT WIND SPD..1 2 2 5 5 3  
20 FT WIND GUST.5 5 7 9 10 10  
MIX HGT (FT)....300 300 1400 2200 3000 3200  
MIX HGT (M).....90 90 430 670 910 980  
TRANSP WIND DIR.NNE ENE SSE SSE S S  
TRANSP WIND SPD.3 3 3 5 7 7  
TRANS WIND DIR..NNE ENE SSE SSE S S  
TRANS SPD (M/S).1 1 1 2 3 3  
DISPERSION IDX..3 4 6 13 26 27  
LVORI...........8 6 3 2 2 2  
 

 
FORECASTER...96  
REQUESTED BY...MISSISSIPPI INTERAGENCY COORDINATION CENTER  
TYPE OF REQUEST...PRESCRIBED  
.TAG 2601261.0/MOB  
.DELDT 01/28/26  
.FORMATTERVERSION 2.0.0  
.EMAIL RODNEY.LANDRUM@USDA.GOV,MSMIC@FIRENET.GOV  
 
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