503  
FOUS54 KMRX 270022  
PFMMRX  
 
POINT FORECAST MATRICES  
NATIONAL WEATHER SERVICE MORRISTOWN TN  
822 PM EDT FRI JUL 26 2024  
 
TNZ017-270800-  
TRI CITIES AIRPORT-SULLIVAN TN  
36.50N 82.41W ELEV. 1536 FT  
822 PM EDT FRI JUL 26 2024  
 
DATE 07/26/24 SAT 07/27/24 SUN 07/28/24 MON  
EDT 3HRLY 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08  
UTC 3HRLY 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12  
 
MIN/MAX 65 87 65 88 68  
TEMP 71 68 65 66 78 84 86 82 71 68 65 67 79 84 85 80 73 71 69 70  
DEWPT 64 63 63 64 68 66 65 65 65 65 64 65 68 68 66 68 68 68 68 69  
RH 79 84 93 93 71 55 50 56 81 90 97 93 69 59 53 67 84 90 97 97  
WIND DIR NE E NE E E NW W SE SE E E E S SW SW SW SW S S S  
WIND SPD 1 1 1 2 2 3 3 3 2 2 1 2 2 3 3 3 2 1 1 1  
CLOUDS B2 SC B1 SC SC SC SC SC SC SC SC SC SC SC SC B1 B1 B2 B2 B2  
POP 12HR 10 20 5 30 50  
QPF 12HR 0 0 0 0.06 0.14  
RAIN SHWRS S S C C S S C C L  
TSTMS S S C C S S S C S  
HEAT INDEX 87 83  
MAX HEAT 83 87 89 89 90  
 
DATE 07/29 TUE 07/30/24 WED 07/31/24 THU 08/01/24 FRI 08/02/24  
EDT 6HRLY 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20  
UTC 6HRLY 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00  
 
MAX/MIN 81 67 83 68 87 68 89 68 90  
TEMP 78 77 70 69 79 78 70 70 82 81 71 71 85 83 72 71 87 83  
DEWPT 72 70 69 69 73 71 69 70 73 72 69 70 73 72 69 69 72 72  
PWIND DIR SW SW SW SW SW SW SW S SW  
WIND CHAR LT LT LT LT LT LT LT LT LT  
AVG CLOUDS B2 B1 B1 B2 B1 B1 SC B2 B1 SC SC SC SC FW FW SC SC SC  
POP 12HR 90 70 80 50 60 30 30 20 30  
RAIN SHWRS L D C L C D C C C L C S S C S S C  
TSTMS C L C C C L C C C L C S S C S S C  
 

 
 
TNZ071-270800-  
KNOXVILLE MCGHEE TYSON AIRPORT-BLOUNT TN  
35.80N 83.98W ELEV. 979 FT  
822 PM EDT FRI JUL 26 2024  
 
DATE 07/26/24 SAT 07/27/24 SUN 07/28/24 MON  
EDT 3HRLY 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08  
UTC 3HRLY 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12  
 
MIN/MAX 68 88 71 88 71  
TEMP 75 72 70 70 79 86 87 83 76 72 71 72 81 85 85 79 75 73 72 72  
DEWPT 70 69 68 67 72 71 71 71 70 70 69 70 72 73 73 72 72 71 71 71  
RH 84 90 93 90 79 61 59 67 82 93 93 93 74 67 67 79 90 93 97 97  
WIND DIR NE N SE NE NW NW N W SW S S SE S SW SW SW S S SW S  
WIND SPD 1 1 1 1 2 2 3 2 2 2 1 1 2 3 3 3 2 2 2 2  
CLOUDS B2 B2 B1 B1 B1 SC B1 B1 B1 B1 B1 SC B1 B1 B2 B2 B2 B2 B2 B1  
POP 12HR 20 40 10 60 60  
QPF 12HR 0 0 0 0.24 0.20  
RAIN SHWRS S C C C C L L C C L L L  
TSTMS C C C L L C C C C S  
HEAT INDEX 91 93 88 85 92 92  
MAX HEAT 85 91 93 92 93  
 
DATE 07/29 TUE 07/30/24 WED 07/31/24 THU 08/01/24 FRI 08/02/24  
EDT 6HRLY 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20  
UTC 6HRLY 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00  
 
MAX/MIN 84 70 87 70 90 71 93 72 92  
TEMP 81 79 73 72 83 81 73 73 86 84 74 73 89 86 75 74 89 85  
DEWPT 74 72 71 71 75 73 71 71 76 74 73 72 76 75 72 72 75 74  
PWIND DIR SW SW SW S SW S SW S SW  
WIND CHAR LT LT LT LT LT LT LT LT LT  
AVG CLOUDS B2 B1 B1 B1 B1 B1 B1 B1 SC SC SC SC SC SC SC SC SC SC  
POP 12HR 90 60 80 50 60 30 40 20 40  
RAIN SHWRS L D C L L D C C C L C S C C S S S C  
TSTMS C L C C C L C C C L C S S C S S S C  
 

 
 
TNZ036-270800-  
OAK RIDGE-ANDERSON TN  
36.00N 84.24W ELEV. 913 FT  
822 PM EDT FRI JUL 26 2024  
 
DATE 07/26/24 SAT 07/27/24 SUN 07/28/24 MON  
EDT 3HRLY 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08  
UTC 3HRLY 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12  
 
MIN/MAX 68 88 70 86 70  
TEMP 73 71 68 70 80 86 87 82 74 71 70 72 81 84 84 78 75 73 71 72  
DEWPT 70 68 66 67 72 71 71 71 69 70 69 71 72 73 73 72 71 71 71 71  
RH 90 90 93 90 77 61 59 69 84 97 97 97 74 70 70 82 87 93100 97  
WIND DIR N NE NE NE SE W S S S SW SW S S SW SW SW S SW SW S  
WIND SPD 1 1 1 1 1 2 2 2 1 1 1 1 2 2 2 2 2 1 2 2  
CLOUDS B2 B1 B1 B1 B1 SC B1 B2 B1 B1 B1 B1 B1 B1 B2 B2 B2 B2 B2 B2  
POP 12HR 10 40 10 60 60  
QPF 12HR 0 0.11 0 0.25 0.27  
RAIN SHWRS S C C C C L L C C L L D  
TSTMS C C C L L C C C C S  
HEAT INDEX 84 91 93 86 85 90 90  
MAX HEAT 91 93 90 92  
 
DATE 07/29 TUE 07/30/24 WED 07/31/24 THU 08/01/24 FRI 08/02/24  
EDT 6HRLY 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20  
UTC 6HRLY 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00  
 
MAX/MIN 84 70 86 70 90 71 93 71 92  
TEMP 81 77 72 72 83 80 73 73 86 83 74 73 89 84 75 73 89 83  
DEWPT 75 73 72 72 76 74 72 72 77 75 73 73 77 75 72 72 76 74  
PWIND DIR SW SW SW SW SW SW SW SW SW  
WIND CHAR LT LT LT LT LT LT LT LT LT  
AVG CLOUDS B2 B2 B1 B2 B1 B1 SC B1 SC SC SC SC SC SC SC SC SC SC  
POP 12HR 90 60 80 50 60 30 40 20 30  
RAIN SHWRS D D C L L D C C C L C C C C S S S C  
TSTMS C L C C C L C C C L C C C C S S S C  
 

 
 
TNZ099-270800-  
CHATTANOOGA AIRPORT-HAMILTON TN  
35.03N 85.22W ELEV. 688 FT  
822 PM EDT FRI JUL 26 2024  
 
DATE 07/26/24 SAT 07/27/24 SUN 07/28/24 MON  
EDT 3HRLY 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08  
UTC 3HRLY 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12  
 
MIN/MAX 71 88 73 87 73  
TEMP 76 73 73 73 79 83 85 81 77 74 73 74 80 83 84 81 76 74 73 74  
DEWPT 72 71 70 70 72 73 73 73 72 71 71 71 73 74 74 73 73 72 72 72  
RH 87 93 90 90 79 72 67 77 85 90 93 90 79 74 72 77 90 93 97 93  
WIND DIR N N N NE S S S SE SE SE SE SE S S S S S S S S  
WIND SPD 1 1 1 1 2 2 3 2 2 2 2 2 4 5 5 4 2 2 1 2  
CLOUDS B1 B2 B2 B1 B1 B1 B1 B1 B1 B1 B1 B1 B2 B2 B2 B2 B2 B1 B2 B1  
POP 12HR 20 50 10 70 60  
QPF 12HR 0 0.03 0 0.49 0.10  
RAIN SHWRS S C C C C C L L C C L L D  
TSTMS S C C S C L L C C C C S  
HEAT INDEX 89 92 86 84 90 91 86  
MAX HEAT 84 89 93 90 91  
 
DATE 07/29 TUE 07/30/24 WED 07/31/24 THU 08/01/24 FRI 08/02/24  
EDT 6HRLY 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20  
UTC 6HRLY 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00  
 
MAX/MIN 87 72 90 73 92 74 95 74 95  
TEMP 83 81 74 74 85 83 75 74 88 86 77 76 90 88 77 75 91 87  
DEWPT 76 74 72 72 76 75 74 73 76 75 73 73 75 75 73 73 74 75  
PWIND DIR SW SW SW SW SW SW W SW SW  
WIND CHAR LT LT LT LT LT LT LT LT LT  
AVG CLOUDS B2 B1 B1 B1 B1 B1 SC SC SC SC FW FW SC FW FW FW SC SC  
POP 12HR 90 50 70 40 50 30 30 20 30  
RAIN SHWRS D D C C L L C C C C C S C C S S S C  
TSTMS C L C C C L C C C C C S S C S S S C  
 

 
 
NCZ060-270800-  
TUSQUITEE RAWS-FORESTRY-CHEROKEE NC  
35.07N 84.12W ELEV. 1600 FT  
822 PM EDT FRI JUL 26 2024  
 
DATE 07/26/24 SAT 07/27/24 SUN 07/28/24 MON  
EDT 3HRLY 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08  
UTC 3HRLY 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12  
 
MIN/MAX 66 84 67 84 67  
TEMP 70 68 67 68 78 83 80 77 71 69 67 68 76 81 80 76 71 69 68 68  
DEWPT 70 68 67 67 71 71 71 70 69 69 67 68 70 70 70 70 70 69 68 68  
RH 100100100 97 79 67 74 79 93100100100 82 69 72 82 97100100100  
MAX/MIN RH 100 67 100 69 100  
WIND DIR N N N N SE SW S E SE E E E SE S S S SE N N N  
WIND DIR DEG 0 0 0 0 14 22 19 11 12 11 11 11 15 17 17 16 14 0 0 0  
WIND SPD 0 0 0 0 1 2 2 1 1 1 1 2 2 4 3 2 1 0 0 0  
CLOUDS B1 B2 B2 B2 B1 B1 B1 B1 B1 B1 B2 B1 B1 B1 B1 B2 B2 B2 OV B2  
CLOUDS (%) 57 75 85 74 54 63 63 64 57 67 72 65 58 67 63 76 78 85 94 85  
VSBY 10 10 7 7 10 6 6 10 10 10 10 10 10 10 10 10 10 10 6 10  
POP 12HR 40 60 20 60 60  
QPF 12HR 0 0.04 0 0.41 0.18  
RAIN SHWRS S C L L S S C C L L C C L L L  
TSTMS S C L C S S C L L C C C C S  
HEAT INDEX 88 83 85 83  
MAX HEAT 88 86 85 85  
HAINES 3 3  
LAL 4 3 1 4 4 2 1 4 4 3 3  
MAX MIX HGT  
AGL MIX HGT 3600 3200  
MAX VENT RT 16600 25500  
T WIND DIR SW S  
T WIND SPD 4 6  
ADI 14 22  
MAX LVORI 9 9  
STABILITY F F B B F F B B D D  
CEILING NONE NONE NONE NONE NONE NONE NONE NONE NONE NONE  
STA PRES 27.96 27.99 28.00 27.98 28.01 28.06 28.03 28.01 28.01 28.03  
 
DATE 07/29 TUE 07/30/24 WED 07/31/24 THU 08/01/24 FRI 08/02/24  
EDT 6HRLY 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20  
UTC 6HRLY 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00  
 
MAX/MIN 83 67 85 67 88 67 90 67 91  
TEMP 80 75 69 68 81 78 70 69 85 80 70 69 87 81 70 69 88 81  
DEWPT 72 71 69 68 73 73 69 69 73 74 70 69 72 72 69 69 72 73  
PWIND DIR SW S SW SW W W W NW SW  
WIND CHAR LT LT LT LT LT LT LT LT LT  
AVG CLOUDS B2 B2 B1 B2 B1 B1 SC B2 B1 SC SC SC SC FW SC SC SC SC  
POP 12HR 90 60 80 50 60 30 40 20 40  
RAIN SHWRS L D L L L D C C C L C C S C S S S C  
TSTMS C L L C C L C C C L C C S C S S S C  
 
THIS IS AN EXPERIMENTAL PRODUCT FOR PLANNING AND REVIEW PURPOSES ONLY, AND IS  
NOT TO BE SUBSTITUTED FOR AN OFFICIAL FIRE WEATHER SPOT FORECAST  
 

 
 
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