179  
FOUS54 KMRX 051920  
PFMMRX  
 
POINT FORECAST MATRICES  
NATIONAL WEATHER SERVICE MORRISTOWN TN  
320 PM EDT WED AUG 5 2020  
 
TNZ017-060900-  
TRI CITIES AIRPORT-SULLIVAN TN  
36.50N 82.41W ELEV. 1536 FT  
320 PM EDT WED AUG 5 2020  
 
DATE 08/05/20 THU 08/06/20 FRI 08/07/20 SAT  
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 85 64 85 63  
TEMP 82 77 70 67 65 66 78 84 82 79 71 68 66 65 76 83 84 78 71 67 65 65  
DEWPT 66 68 67 66 65 66 69 68 69 68 67 65 64 65 69 67 66 66 66 65 65 65  
RH 58 74 90 97100100 74 59 65 69 87 90 93100 79 59 55 67 84 93100100  
WIND DIR S E E E E NE S W SW SE SE SE SE SE SW SW SW W W NW SE E  
WIND SPD 4 3 2 2 2 1 2 3 4 1 1 2 1 1 2 4 5 2 0 0 0 0  
CLOUDS B1 B1 SC SC B1 SC SC B1 B2 B1 SC SC SC SC SC B1 B1 FW FW FW FW SC  
POP 12HR 30 70 30 30 5  
QPF 12HR 0.08 0.27 0.01 0.01 0  
RAIN SHWRS C C S S C L C C C  
TSTMS C C S S C L C C C  
OBVIS PF  
 
DATE 08/08 SUN 08/09/20 MON 08/10/20 TUE 08/11/20 WED 08/12/20  
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 89 64 89 66 90 67 89 68 89  
TEMP 86 82 70 66 87 83 71 68 87 83 72 69 87 83 73 70 87 83  
DEWPT 65 66 64 65 67 68 66 66 69 69 67 67 70 70 68 68 71 70  
PWIND DIR W SE SW S SW S SW S SW  
WIND CHAR LT LT LT LT LT LT LT LT LT  
AVG CLOUDS SC SC FW SC SC SC SC FW SC SC SC SC SC B1 B1 B1 SC B1  
POP 12HR 10 0 10 10 30 20 40 20 40  
RAIN SHWRS C S S C C S S C C  
TSTMS C S S C C S S C C  
 

 
 
TNZ071-060900-  
KNOXVILLE MCGHEE TYSON AIRPORT-BLOUNT TN  
35.80N 83.98W ELEV. 979 FT  
320 PM EDT WED AUG 5 2020  
 
DATE 08/05/20 THU 08/06/20 FRI 08/07/20 SAT  
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 87 66 88 66  
TEMP 85 78 73 71 69 69 79 87 84 80 74 71 69 68 78 86 87 82 74 71 69 68  
DEWPT 67 69 69 68 68 68 70 70 69 68 68 67 66 67 70 68 67 68 67 67 67 67  
RH 55 74 87 90 97 97 74 57 61 67 82 87 90 97 76 55 52 63 79 87 93 97  
WIND DIR NW NE N NE NE NE W W SW W W SW S S SW W W N E E E SE  
WIND SPD 5 3 2 2 2 2 2 4 4 2 2 3 2 1 2 2 3 0 2 1 1 1  
CLOUDS B1 B1 SC SC B1 B2 B1 SC SC SC SC SC SC FW SC SC SC FW FW FW FW FW  
POP 12HR 20 50 20 10 5  
QPF 12HR 0.01 0.15 0 0 0  
RAIN SHWRS S S S S C C S  
TSTMS S S S C C S  
OBVIS PF PF  
 
DATE 08/08 SUN 08/09/20 MON 08/10/20 TUE 08/11/20 WED 08/12/20  
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 90 69 93 70 93 72 92 71 92  
TEMP 87 84 74 71 91 87 75 72 90 87 77 74 90 86 76 73 90 86  
DEWPT 67 68 67 66 69 69 67 68 69 70 69 69 71 70 69 69 71 71  
PWIND DIR N SE SW S SW S SW S SW  
WIND CHAR LT LT LT LT LT LT LT LT LT  
AVG CLOUDS FW FW FW FW FW FW SC FW FW SC SC FW SC B1 SC SC SC B1  
POP 12HR 10 5 10 10 30 20 40 20 40  
RAIN SHWRS C S S C C S S C C  
TSTMS C S S C C S S C C  
 

 
 
TNZ036-060900-  
OAK RIDGE-ANDERSON TN  
36.00N 84.24W ELEV. 913 FT  
320 PM EDT WED AUG 5 2020  
 
DATE 08/05/20 THU 08/06/20 FRI 08/07/20 SAT  
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 67 89 67  
TEMP 84 78 73 70 68 70 80 87 86 82 75 72 70 69 79 87 88 83 75 72 70 69  
DEWPT 68 69 69 67 67 68 71 70 69 68 68 67 66 67 70 69 67 67 67 67 67 67  
RH 59 74 87 90 97 93 74 57 57 63 79 84 87 93 74 55 50 59 76 84 90 93  
WIND DIR NW N NE NE NE NE E W W NW W W W W W NW W N NE NE N N  
WIND SPD 2 3 3 2 2 1 1 3 4 4 2 2 0 0 0 1 1 1 1 1 1 0  
CLOUDS B1 B1 SC B1 B1 B1 SC SC SC SC SC SC SC SC SC SC SC FW FW FW FW FW  
POP 12HR 20 40 10 10 5  
QPF 12HR 0.07 0.22 0 0 0  
RAIN SHWRS S S S S C C  
TSTMS S S S C C  
 
DATE 08/08 SUN 08/09/20 MON 08/10/20 TUE 08/11/20 WED 08/12/20  
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 93 70 93 71 92 71 92  
TEMP 88 85 74 71 91 87 75 72 90 87 76 73 90 86 76 73 90 86  
DEWPT 68 68 67 67 69 69 68 68 71 70 69 69 71 71 70 70 72 71  
PWIND DIR N NE SW SW SW SW SW SW W  
WIND CHAR LT LT LT LT LT LT LT LT LT  
AVG CLOUDS FW FW SC FW FW SC FW FW FW SC SC FW SC B1 SC B1 SC B1  
POP 12HR 10 5 10 10 30 20 40 20 40  
RAIN SHWRS C S S C C S S C C  
TSTMS C S S C C S S C C  
 

 
 
TNZ099-060900-  
CHATTANOOGA AIRPORT-HAMILTON TN  
35.03N 85.22W ELEV. 688 FT  
320 PM EDT WED AUG 5 2020  
 
DATE 08/05/20 THU 08/06/20 FRI 08/07/20 SAT  
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 70 89 70 91 70  
TEMP 87 82 75 72 71 71 81 88 89 84 77 74 72 72 82 89 90 85 78 75 73 72  
DEWPT 69 69 70 69 69 70 71 70 69 69 70 70 69 70 71 69 68 69 69 69 69 69  
RH 55 65 84 90 93 97 72 55 52 61 79 87 90 93 69 52 49 59 74 82 87 90  
WIND DIR NW N N N N NE E SW W NW N N N NW NE N NW N N N N N  
WIND SPD 3 3 3 2 2 2 2 3 3 2 1 1 1 0 2 1 1 0 2 1 1 1  
CLOUDS B1 SC FW FW B1 B1 SC SC B1 SC SC SC SC FW FW SC B1 SC SC FW FW FW  
POP 12HR 20 40 10 10 5  
QPF 12HR 0.01 0.13 0 0 0  
RAIN SHWRS C S C C  
TSTMS C S S C  
 
DATE 08/08 SUN 08/09/20 MON 08/10/20 TUE 08/11/20 WED 08/12/20  
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 93 72 95 73 95 72 94 72 94  
TEMP 90 87 77 74 93 89 78 75 93 88 77 74 92 88 77 74 92 88  
DEWPT 69 69 69 69 69 69 70 71 71 70 71 71 71 71 72 72 71 72  
PWIND DIR N SE SW SW SW SW SW SW W  
WIND CHAR LT LT LT LT LT LT LT LT LT  
AVG CLOUDS FW SC FW FW FW SC SC FW FW SC SC FW SC B1 SC SC SC B1  
POP 12HR 10 5 10 10 40 20 40 20 40  
RAIN SHWRS S C S S C C S S C C  
TSTMS S C S S C C S S C C  
 

 
 
NCZ060-060900-  
TUSQUITEE RAWS-FORESTRY-CHEROKEE NC  
35.07N 84.12W ELEV. 1600 FT  
320 PM EDT WED AUG 5 2020  
 
DATE 08/05/20 THU 08/06/20 FRI 08/07/20 SAT  
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 64 84 64 86 63  
TEMP 79 75 68 66 64 66 79 84 83 79 71 68 66 65 76 84 85 79 71 68 65 65  
DEWPT 69 69 67 66 64 66 71 70 69 68 67 65 64 65 70 69 68 69 66 65 65 65  
RH 72 82 97100100100 77 63 63 69 87 90 93100 82 61 57 72 84 90100100  
MAX/MIN RH 100 61 100 57 100  
WIND DIR S SE NE SE E E S SW SW W E NE E E NW W W NW NE NE NE E  
WIND DIR DEG 17 13 4 13 10 10 17 20 22 25 9 6 7 7 30 28 28 30 5 6 6 7  
WIND SPD 2 2 2 2 2 2 2 4 2 0 0 1 1 1 0 2 3 2 1 2 2 1  
CLOUDS B2 SC SC SC B1 B1 SC B1 B1 SC FW SC SC SC SC SC B1 FW FW FW FW FW  
CLOUDS (%) 75 32 26 49 63 54 39 55 51 43 24 28 44 32 34 40 54 19 19 10 10 19  
VSBY 10 10 10 7 4 3 10 10 10  
POP 12HR 20 50 30 20 10  
QPF 12HR 0.01 0.43 0.01 0.02 0  
RAIN SHWRS C S C C C C S S  
TSTMS C S C C L C S S  
HAINES 3 4  
LAL 3 2 1 3 4 3 1 2 2 1 1  
MAX MIX HGT 5500 6500  
AGL MIX HGT 3800 4800  
MAX VENT RT 21900 22000  
T WIND DIR S W  
T WIND SPD 5 4  
ADI 19 19  
MAX LVORI 5 5  
STABILITY A G F B A G G A A G G  
CEILING 8000 7200 6300 6300 6300 6300 6300 6300 6300 NONE NONE  
STA PRES 27.90 27.92 27.93 27.93 27.91 27.94 27.97 27.97 27.97 28.00 28.04  
 
DATE 08/08 SUN 08/09/20 MON 08/10/20 TUE 08/11/20 WED 08/12/20  
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 88 65 89 65 90 66 89 66 89  
TEMP 85 81 70 67 87 83 71 67 87 83 71 68 86 82 71 68 86 82  
DEWPT 67 68 65 65 69 69 66 66 70 70 67 67 71 70 67 67 71 71  
PWIND DIR NW SW W SE W S SW S W  
WIND CHAR LT LT LT LT LT LT LT LT LT  
AVG CLOUDS FW SC FW FW FW B1 FW FW FW B1 SC FW SC B1 SC SC SC B1  
POP 12HR 20 5 30 20 50 20 40 20 40  
RAIN SHWRS S C S S C S S C C S S C C  
TSTMS S C S S C S S C C S S C 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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