137  
FOUS54 KMRX 042307  
PFMMRX  
 
POINT FORECAST MATRICES  
NATIONAL WEATHER SERVICE MORRISTOWN TN  
707 PM EDT FRI JUL 4 2025  
 
TNZ017-050800-  
TRI CITIES AIRPORT-SULLIVAN TN  
36.50N 82.41W ELEV. 1536 FT  
707 PM EDT FRI JUL 4 2025  
 
DATE 07/04/25 SAT 07/05/25 SUN 07/06/25 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 63 89 64 89 68  
TEMP 82 73 68 65 68 80 86 88 83 73 69 65 68 79 85 88 82 74 71 69 71  
DEWPT 66 64 62 61 63 65 64 63 66 64 62 61 63 65 65 65 67 66 66 67 68  
RH 58 73 81 87 84 60 48 43 57 73 78 87 84 62 51 47 61 76 84 93 90  
WIND DIR SE E E NE E E E E SE E E E E E N N SE E SE E SE  
WIND SPD 4 2 2 2 2 2 3 4 4 3 2 2 2 2 3 4 3 2 1 1 1  
CLOUDS FW FW CL CL FW FW FW FW FW FW FW SC B1 SC SC FW FW SC SC SC FW  
POP 12HR 0 0 0 10 10  
QPF 12HR 0 0 0 0 0  
HEAT INDEX 85  
MAX HEAT 88 89 90 89 91 83  
 
DATE 07/07 TUE 07/08/25 WED 07/09/25 THU 07/10/25 FRI 07/11/25  
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 91 69 90 68 89 68 86 68 86  
TEMP 86 83 71 72 86 83 71 71 85 81 70 70 81 79 70 70 82 81  
DEWPT 70 69 68 68 70 71 69 69 71 70 69 69 71 70 68 69 71 71  
PWIND DIR W W W SE SW SW SW SW SW  
WIND CHAR LT LT LT LT LT LT LT LT LT  
AVG CLOUDS FW FW FW FW FW SC B1 B1 B1 B1 B2 B2 B2 B2 B2 B2 B2 B1  
POP 12HR 20 10 40 20 50 50 70 50 60  
RAIN SHWRS S C S S C C C C L C C C L  
TSTMS S C S S C C S S C C S C  
 

 
 
TNZ071-050800-  
KNOXVILLE MCGHEE TYSON AIRPORT-BLOUNT TN  
35.80N 83.98W ELEV. 979 FT  
707 PM EDT FRI JUL 4 2025  
 
DATE 07/04/25 SAT 07/05/25 SUN 07/06/25 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 69 93 69 93 71  
TEMP 86 78 74 70 72 84 91 92 86 79 74 70 72 83 91 93 86 78 74 72 74  
DEWPT 65 66 66 65 65 66 63 62 65 66 65 64 65 67 68 67 68 66 66 66 68  
RH 50 67 76 84 79 55 40 37 50 64 74 81 79 59 47 43 55 67 76 81 82  
WIND DIR NE SE NE NE NE N NE E E E SE SE E NW N NE N SE SE S S  
WIND SPD 3 2 2 2 2 1 2 4 3 2 2 2 1 2 3 4 3 2 2 1 2  
CLOUDS FW FW FW FW FW FW FW FW FW FW FW SC SC FW FW FW SC FW FW FW FW  
POP 12HR 0 5 0 10 5  
QPF 12HR 0 0 0 0 0  
HEAT INDEX 86 95 97 89  
MAX HEAT 92 84 92 94 85 95 97 86  
 
DATE 07/07 TUE 07/08/25 WED 07/09/25 THU 07/10/25 FRI 07/11/25  
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 94 72 93 72 93 71 90 70 90  
TEMP 91 86 75 75 91 85 75 74 91 83 74 73 87 81 73 72 87 83  
DEWPT 70 70 70 70 72 70 70 70 72 71 71 70 73 71 71 70 72 71  
PWIND DIR W S W E SW SW SW SW SW  
WIND CHAR LT LT LT LT LT LT LT LT LT  
AVG CLOUDS FW FW FW FW FW SC SC SC SC B1 B2 B1 B2 B2 B2 B2 B1 B1  
POP 12HR 20 10 40 10 60 50 70 50 70  
RAIN SHWRS S C S L C C C L C C C L  
TSTMS S C S L C S C L C S L  
 

 
 
TNZ036-050800-  
OAK RIDGE-ANDERSON TN  
36.00N 84.24W ELEV. 913 FT  
707 PM EDT FRI JUL 4 2025  
 
DATE 07/04/25 SAT 07/05/25 SUN 07/06/25 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 94 69 93 71  
TEMP 85 76 73 70 72 84 92 93 86 77 74 70 72 83 91 92 85 78 74 72 74  
DEWPT 64 64 65 64 66 67 64 63 64 64 64 64 66 69 68 67 68 68 68 67 69  
RH 50 66 76 81 81 57 40 37 48 64 71 81 81 63 47 44 57 71 82 84 84  
WIND DIR E N NE NE NE SE E E NE NE N NE NE S N N N N N NW W  
WIND SPD 2 2 2 2 2 1 1 2 2 2 1 1 1 1 2 2 2 2 1 1 1  
CLOUDS FW FW FW SC FW FW FW FW FW FW FW SC SC SC FW SC SC FW FW FW FW  
POP 12HR 0 5 0 10 5  
QPF 12HR 0 0 0 0 0  
HEAT INDEX 87 87 95 96 88  
MAX HEAT 89 83 94 94 85 95 97 86  
 
DATE 07/07 TUE 07/08/25 WED 07/09/25 THU 07/10/25 FRI 07/11/25  
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 94 71 93 71 92 70 89 69 90  
TEMP 92 85 75 75 91 83 74 74 91 82 73 72 86 80 72 72 87 82  
DEWPT 71 70 70 70 72 72 70 71 73 72 71 70 73 71 70 70 73 71  
PWIND DIR W NW W NW W SW SW SW SW  
WIND CHAR LT LT LT LT LT LT LT LT LT  
AVG CLOUDS FW SC FW FW FW SC SC SC SC B1 B2 B2 B2 B2 B2 B2 B2 B1  
POP 12HR 20 10 40 10 60 50 70 50 70  
RAIN SHWRS S C S L C C C L C C C L  
TSTMS S C S L C C L S C L  
 

 
 
TNZ099-050800-  
CHATTANOOGA AIRPORT-HAMILTON TN  
35.03N 85.22W ELEV. 688 FT  
707 PM EDT FRI JUL 4 2025  
 
DATE 07/04/25 SAT 07/05/25 SUN 07/06/25 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 94 72 95 73  
TEMP 84 78 75 73 74 85 92 92 86 78 74 72 74 84 91 92 86 79 75 73 75  
DEWPT 69 70 69 69 69 70 67 65 67 67 66 66 66 69 68 68 69 69 69 69 70  
RH 61 76 82 87 84 61 44 41 53 69 76 81 76 61 47 46 57 72 82 87 84  
WIND DIR NE NE N N NE SE E E E E NE SE S S N N NW W NW NW W  
WIND SPD 2 1 1 1 1 2 3 3 2 1 1 1 1 2 2 3 2 1 1 1 1  
CLOUDS FW FW SC SC FW FW CL FW FW FW FW SC SC SC FW SC SC FW CL FW FW  
POP 12HR 0 0 0 10 5  
QPF 12HR 0 0 0 0 0  
HEAT INDEX 88 90 96 89 88 95 96 90  
MAX HEAT 90 85 96 97 86 95 97 88  
 
DATE 07/07 TUE 07/08/25 WED 07/09/25 THU 07/10/25 FRI 07/11/25  
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 96 73 95 73 94 72 91 72 91  
TEMP 93 86 76 75 92 84 75 75 91 82 75 74 88 82 73 73 89 81  
DEWPT 70 71 71 72 72 72 73 72 74 73 72 72 74 73 72 72 74 74  
PWIND DIR NW NW NW NW W W SW SW SW  
WIND CHAR LT LT LT LT LT LT LT LT LT  
AVG CLOUDS FW FW FW FW FW SC FW FW SC B1 B1 B1 B1 B1 B1 B1 B1 B1  
POP 12HR 20 5 40 10 60 40 70 50 70  
RAIN SHWRS S C L C C C L C C C L  
TSTMS S C L C C L C C L  
 

 
 
NCZ060-050800-  
TUSQUITEE RAWS-FORESTRY-CHEROKEE NC  
35.07N 84.12W ELEV. 1600 FT  
707 PM EDT FRI JUL 4 2025  
 
DATE 07/04/25 SAT 07/05/25 SUN 07/06/25 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 63 90 63 90 65  
TEMP 77 71 67 65 67 81 87 87 79 71 68 64 66 80 86 87 79 72 68 66 67  
DEWPT 67 66 63 61 63 65 62 61 65 64 62 60 61 66 66 65 66 65 64 64 65  
RH 71 84 87 87 87 58 43 42 62 79 81 87 84 62 51 48 64 79 87 93 93  
MAX/MIN RH 90 41 87 47 97  
WIND DIR E E SE E E E SE E E E E E E N NW NW N NE N N N  
WIND DIR DEG 11 11 12 10 11 11 12 11 10 11 10 9 11 33 32 32 33 5 0 0 0  
WIND SPD 2 1 2 2 1 2 4 3 2 2 1 1 1 2 3 3 2 1 0 0 0  
CLOUDS SC FW CL FW CL CL FW FW SC FW FW SC SC FW SC SC SC FW FW FW FW  
CLOUDS (%) 45 16 5 9 5 3 12 10 28 21 17 50 40 16 27 29 27 19 14 18 12  
VSBY 10 10 10 10 10 10 10 10 10 10 10 9 10  
POP 12HR 5 5 5 20 10  
QPF 12HR 0 0 0 0 0  
RAIN SHWRS S S  
TSTMS S S  
CHANCETHUNDER 5 5 5 20 10  
MAX MIX HGT  
AGL MIX HGT 6900 7200  
MAX VENT RT 49800 43300  
T WIND DIR E N  
T WIND SPD 6 4  
ADI  
MAX LVORI  
STABILITY MM MM MM MM MM MM MM MM MM MM MM  
CEILING MM MM MM MM MM MM MM MM MM MM MM  
STA PRES MM MM MM MM MM MM MM MM MM MM MM  
 
DATE 07/07 TUE 07/08/25 WED 07/09/25 THU 07/10/25 FRI 07/11/25  
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 91 67 91 66 91 66 87 66 88  
TEMP 88 80 69 69 88 80 69 69 87 77 68 68 84 75 68 67 84 76  
DEWPT 68 69 66 66 68 69 67 67 70 69 67 68 71 70 68 67 71 69  
PWIND DIR NW NE NW N NW NW W S W  
WIND CHAR LT LT LT LT LT LT LT LT LT  
AVG CLOUDS FW FW FW FW FW FW FW FW SC B1 B1 B2 B1 B2 B2 B2 B1 B2  
POP 12HR 30 10 50 20 60 50 80 60 80  
RAIN SHWRS C C S L C C C D L C C D  
TSTMS C C S L C C L C C L  
 
THIS IS AN EXPERIMENTAL PRODUCT FOR PLANNING AND REVIEW PURPOSES ONLY, AND IS  
NOT TO BE SUBSTITUTED FOR AN OFFICIAL FIRE WEATHER SPOT FORECAST  
 

 
 
CLICK HERE TO GO TO PREVIOUS BULLETINS.

The Nexlab TN Page
The Nexlab VA Page
The Nexlab NC Page Main Text Page