553  
FOUS54 KMRX 040036  
PFMMRX  
 
POINT FORECAST MATRICES  
NATIONAL WEATHER SERVICE MORRISTOWN TN  
836 PM EDT FRI MAY 3 2024  
 
TNZ017-040800-  
TRI CITIES AIRPORT-SULLIVAN TN  
36.50N 82.41W ELEV. 1536 FT  
836 PM EDT FRI MAY 3 2024  
 
DATE 05/03/24 SAT 05/04/24 SUN 05/05/24 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 61 76 59 79 60  
TEMP 68 64 62 63 69 71 73 70 65 61 59 61 69 75 79 74 66 63 60 62  
DEWPT 61 61 59 61 64 64 64 62 62 61 59 61 63 62 61 61 62 61 60 61  
RH 78 90 90 93 84 79 73 76 90100100100 81 64 54 64 87 93100 97  
WIND DIR SE SE E SE S SW S SE SE SE S S SW SW SW S S S S S  
WIND SPD 4 3 4 4 5 8 6 5 3 3 1 0 3 5 5 3 2 2 2 2  
CLOUDS B2 B2 B2 B2 OV OV B2 B2 OV B1 B1 B1 B1 B1 SC B1 B1 B2 B2 B2  
POP 12HR 20 90 60 60 40  
QPF 12HR 0.07 0.67 0.12 0.15 0.03  
RAIN S S  
RAIN SHWRS S C C D D L L C C C C L L C C S S L  
TSTMS S S C L C L C C C S C L L C S S S  
 
DATE 05/06 TUE 05/07/24 WED 05/08/24 THU 05/09/24 FRI 05/10/24  
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 78 61 80 62 83 63 81 63 76  
TEMP 77 74 63 62 76 75 64 65 79 77 65 64 78 75 66 64 74 70  
DEWPT 64 62 61 61 63 62 61 62 64 64 63 63 64 62 61 61 61 56  
PWIND DIR SW SW SW S SW S SW SW W  
WIND CHAR LT LT GN LT GN LT GN LT GN  
AVG CLOUDS B2 B2 B1 B1 B1 SC SC B1 B1 B1 B1 B1 B2 B1 B1 B2 B2 B1  
POP 12HR 80 30 50 20 50 40 70 40 50  
RAIN SHWRS L D C S C C S S C C C C L L C C C C  
TSTMS C C C S S C S S S C C C S C C C S C  
 

 
 
TNZ071-040800-  
KNOXVILLE MCGHEE TYSON AIRPORT-BLOUNT TN  
35.80N 83.98W ELEV. 979 FT  
836 PM EDT FRI MAY 3 2024  
 
DATE 05/03/24 SAT 05/04/24 SUN 05/05/24 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 63 78 63 82 63  
TEMP 67 65 64 64 70 73 76 74 68 64 63 64 72 79 82 77 68 65 64 64  
DEWPT 65 64 64 64 66 66 65 65 64 63 62 63 65 64 64 64 65 64 63 63  
RH 93 97100100 87 79 69 74 87 97 97 97 79 60 55 64 90 97 97 97  
WIND DIR W E W S SW SW SW SW S SW SW SW SW SW SW S S S S S  
WIND SPD 4 4 3 3 5 9 9 4 2 3 2 2 4 6 8 5 3 3 2 2  
CLOUDS OV B2 B2 OV B2 B2 B2 B1 B2 B1 B1 B1 B1 SC SC B1 B1 B2 B2 B2  
POP 12HR 50 90 50 50 50  
QPF 12HR 0.27 0.23 0.13 0.07 0.04  
RAIN C C  
RAIN SHWRS C C L L D C C C C C C C C C C C C L  
TSTMS C S C L L C C C C C C C C C C S S  
OBVIS PF  
 
DATE 05/06 TUE 05/07/24 WED 05/08/24 THU 05/09/24 FRI 05/10/24  
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 79 64 83 67 85 68 82 65 77  
TEMP 77 76 67 65 80 78 69 68 82 79 70 68 79 79 69 66 74 73  
DEWPT 65 64 63 63 65 64 64 65 66 65 65 66 66 65 63 63 63 59  
PWIND DIR SW SW SW SW SW S SW SW SW  
WIND CHAR LT LT GN GN GN GN GN GN GN  
AVG CLOUDS B2 B1 B1 B1 B1 SC SC B1 B1 SC SC B2 B2 B1 B1 B2 B2 B1  
POP 12HR 80 30 40 30 40 50 70 50 50  
RAIN SHWRS L D C C C C C C C C C L L C C C C  
TSTMS C C C C S C C C C C C C C C C S C  
 

 
 
TNZ036-040800-  
OAK RIDGE-ANDERSON TN  
36.00N 84.24W ELEV. 913 FT  
836 PM EDT FRI MAY 3 2024  
 
DATE 05/03/24 SAT 05/04/24 SUN 05/05/24 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 63 78 62 82 63  
TEMP 66 64 64 64 70 75 76 73 66 64 62 63 70 79 82 77 69 66 63 64  
DEWPT 64 64 64 64 66 66 65 65 64 62 62 63 65 65 64 64 65 63 63 63  
RH 93100100100 87 74 69 76 93 93100100 84 62 55 64 87 90100 97  
WIND DIR NE W SW S S SW W SW S SW SW SW SW SW SW SW SW SW SW S  
WIND SPD 5 3 3 4 5 9 9 4 2 3 2 3 3 5 6 3 3 2 2 3  
CLOUDS OV OV B2 OV B2 B1 B2 B1 B2 B1 B2 B2 B1 SC SC B1 B2 B2 OV B2  
POP 12HR 60 90 40 50 50  
QPF 12HR 0.28 0.19 0.10 0.06 0.04  
RAIN C C  
RAIN SHWRS C C L L D C C C C C C C C C C C C L  
TSTMS C S C C L C C C C S C C C C C C C S  
OBVIS PF  
 
DATE 05/06 TUE 05/07/24 WED 05/08/24 THU 05/09/24 FRI 05/10/24  
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 79 63 84 66 85 67 81 64 77  
TEMP 78 75 64 65 81 77 68 67 81 79 69 67 78 76 65 65 75 71  
DEWPT 65 63 62 64 65 64 64 65 66 65 64 65 66 65 62 62 62 57  
PWIND DIR SW SW SW SW SW SW SW SW SW  
WIND CHAR LT LT GN GN GN GN GN GN GN  
AVG CLOUDS B2 B1 B1 B1 B1 SC SC B1 B1 B1 SC B2 B2 B1 B1 B2 B2 B1  
POP 12HR 80 30 40 30 50 50 70 50 50  
RAIN SHWRS L D S C C C C C C C C L L C C C C  
TSTMS C C S C S C C C C C C C C C C S C  
 

 
 
TNZ099-040800-  
CHATTANOOGA AIRPORT-HAMILTON TN  
35.03N 85.22W ELEV. 688 FT  
836 PM EDT FRI MAY 3 2024  
 
DATE 05/03/24 SAT 05/04/24 SUN 05/05/24 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 81 64 84 65  
TEMP 72 68 67 67 70 78 80 76 69 66 65 65 73 81 84 78 71 68 65 66  
DEWPT 67 66 66 65 66 66 66 65 65 64 64 64 66 65 64 65 66 65 64 65  
RH 84 93 97 93 87 67 62 69 87 93 97 97 79 58 51 64 84 90 97 97  
WIND DIR S SW S S S SW SW SW S S S S S S SW S SW S SE S  
WIND SPD 3 4 3 4 6 9 9 4 2 2 1 1 4 6 8 3 3 2 2 3  
CLOUDS B1 B2 B2 B2 B2 B1 B2 B1 B1 B1 SC B1 B1 SC SC B1 B1 B1 B2 B2  
POP 12HR 60 80 30 50 50  
QPF 12HR 0.22 0.22 0.03 0.08 0.18  
RAIN S C  
RAIN SHWRS C C C L D C C C C C C C C C C C C L  
TSTMS C C C L L C S C S S C C C C C C C S  
 
DATE 05/06 TUE 05/07/24 WED 05/08/24 THU 05/09/24 FRI 05/10/24  
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 66 86 68 88 70 85 67 79  
TEMP 80 79 70 67 83 82 71 69 86 83 73 71 81 81 69 67 77 75  
DEWPT 65 64 64 64 64 65 65 67 66 65 66 67 66 66 65 64 63 59  
PWIND DIR S S SW S S S SW SW W  
WIND CHAR GN LT GN GN GN GN GN GN GN  
AVG CLOUDS B2 B1 B1 B1 B1 SC SC B1 B1 SC SC B1 B1 SC B1 B2 B1 SC  
POP 12HR 70 30 20 20 30 40 60 50 50  
RAIN SHWRS L L C C S S S S C C C C L C C C C  
TSTMS C C C C S S S S C C C C C C C S C  
 

 
 
NCZ060-040800-  
TUSQUITEE RAWS-FORESTRY-CHEROKEE NC  
35.07N 84.12W ELEV. 1600 FT  
836 PM EDT FRI MAY 3 2024  
 
DATE 05/03/24 SAT 05/04/24 SUN 05/05/24 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 60 77 59 81 60  
TEMP 66 63 60 61 67 72 74 71 65 60 59 61 70 80 80 76 67 63 60 61  
DEWPT 62 62 60 61 64 64 63 62 62 59 59 61 64 64 63 64 62 62 60 61  
RH 87 97100100 90 76 69 73 90 96100100 81 58 56 66 84 97100100  
MAX/MIN RH 100 66 100 54 100  
WIND DIR E N N E S S SW S N SE N SE SW SW SW S SE N N SE  
WIND DIR DEG 11 0 0 11 17 19 20 18 0 13 0 15 20 21 23 18 14 0 0 14  
WIND SPD 4 0 0 3 4 5 6 3 0 1 0 1 2 4 5 3 1 0 0 2  
CLOUDS B2 B2 OV OV B2 B2 B2 B1 B2 B1 B2 B1 B1 SC SC B1 B1 B2 B2 OV  
CLOUDS (%) 82 79 89 89 82 82 75 57 72 62 76 62 57 50 47 53 60 75 80 88  
VSBY 10 5 3 2 6 10 10 10 10 6 6  
POP 12HR 40 90 50 60 50  
QPF 12HR 0.23 0.24 0.08 0.10 0.09  
RAIN C C  
RAIN SHWRS S L D L D C C C C C C L L C C C C L  
TSTMS S C C L L C C C S C L L C C C C S  
OBVIS PF PF  
HAINES 3 3  
LAL 4 3 3 4 4 3 3 4 4 3 3  
MAX MIX HGT  
AGL MIX HGT 2600 5200  
MAX VENT RT 39000 35700  
T WIND DIR S SW  
T WIND SPD 6 5  
ADI 34 31  
MAX LVORI 10 10  
STABILITY F D C B F F A B F D  
CEILING NONE NONE NONE NONE NONE 20800 NONE NONE NONE NONE  
STA PRES 27.87 27.90 27.91 27.88 27.91 27.94 27.93 27.88 27.92 27.90  
 
DATE 05/06 TUE 05/07/24 WED 05/08/24 THU 05/09/24 FRI 05/10/24  
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 79 59 84 62 85 63 82 61 77  
TEMP 77 74 61 61 81 77 65 63 83 78 65 64 80 76 65 62 74 73  
DEWPT 63 62 61 61 61 61 62 63 62 63 63 64 63 64 63 62 61 57  
PWIND DIR S SE SW S SW S SW SW W  
WIND CHAR LT LT LT LT GN LT GN LT GN  
AVG CLOUDS B2 B1 B1 B1 B1 SC SC B1 B1 SC SC B1 B2 B1 B1 B2 B2 B1  
POP 12HR 80 30 30 20 30 40 60 50 50  
RAIN SHWRS L D C C S C S S C S C C L C C C C  
TSTMS C C C C S C S S C S C C C C C 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  
 

 
 
CLICK HERE TO GO TO PREVIOUS BULLETINS.

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