674  
FOUS54 KMRX 170705  
PFMMRX  
 
POINT FORECAST MATRICES  
NATIONAL WEATHER SERVICE MORRISTOWN TN  
305 AM EDT THU AUG 17 2017  
 
TNZ017-172100-  
TRI CITIES AIRPORT-SULLIVAN TN  
36.50N 82.41W ELEV. 1536 FT  
305 AM EDT THU AUG 17 2017  
 
DATE THU 08/17/17 FRI 08/18/17 SAT 08/19/17  
EDT 3HRLY 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20  
UTC 3HRLY 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00  
 
MAX/MIN 87 70 84 63 85  
TEMP 70 71 80 85 86 82 76 74 72 71 78 82 83 78 71 68 66 65 75 83 84 79  
DEWPT 69 70 74 74 74 73 72 71 70 70 70 69 68 69 67 65 64 64 66 64 65 67  
RH 97 97 82 70 68 74 87 90 93 97 76 65 61 74 87 90 93 97 74 53 53 67  
WIND DIR N SE SW S SW SW SW W W SW SW W W W W SW E E NW W W SW  
WIND SPD 0 3 5 3 6 2 1 1 2 3 6 8 8 4 2 1 0 1 1 3 3 1  
CLOUDS SC B2 B2 B2 B1 B1 SC B1 B2 OV B2 B1 SC SC SC FW SC SC FW SC FW FW  
POP 12HR 50 40 40 5 0  
QPF 12HR 0.14 0.02 0.09 0 0  
RAIN SHWRS S S C C C S S S C C C C C  
TSTMS S C C S S S S C C C C  
OBVIS PF PF  
 
DATE SUN 08/20/17 MON 08/21/17 TUE 08/22/17 WED 08/23/17  
EDT 6HRLY 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20  
UTC 6HRLY 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00  
 
MIN/MAX 65 89 67 87 68 87 69 84  
TEMP 69 67 86 83 72 69 85 81 72 70 85 82 73 70 82 78  
DEWPT 63 64 63 68 66 65 66 71 67 67 69 71 68 68 70 69  
PWIND DIR SE SW E SW S SW SW W  
WIND CHAR LT LT LT LT LT LT LT LT  
AVG CLOUDS FW FW FW FW FW FW FW SC SC SC B1 B2 B1 B2 B2 B1  
POP 12HR 0 5 5 10 10 30 40 50  
RAIN SHWRS C C C C C C  
TSTMS C C C C C C  
 

 
 
TNZ071-172100-  
KNOXVILLE MCGHEE TYSON AIRPORT-BLOUNT TN  
35.80N 83.98W ELEV. 979 FT  
305 AM EDT THU AUG 17 2017  
 
DATE THU 08/17/17 FRI 08/18/17 SAT 08/19/17  
EDT 3HRLY 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20  
UTC 3HRLY 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00  
 
MAX/MIN 89 73 87 67 87  
TEMP 74 73 82 87 88 84 79 77 75 74 81 85 86 81 74 71 69 69 78 85 86 82  
DEWPT 71 72 74 73 72 72 72 71 71 72 73 72 71 71 69 68 67 67 68 67 66 69  
RH 90 97 77 63 59 67 79 82 87 93 77 65 61 72 84 90 93 93 71 55 51 65  
WIND DIR SW SW SW SW SW SW SW SW SW SW SW W W W W SW SE SE NE NW NW S  
WIND SPD 2 4 6 8 9 5 6 8 6 4 6 6 8 4 2 1 1 1 2 2 2 2  
CLOUDS B1 B2 B1 B1 SC SC B1 B1 B2 OV B1 SC SC SC FW FW FW FW FW FW FW FW  
POP 12HR 30 30 50 5 0  
QPF 12HR 0.06 0.02 0.07 0 0  
RAIN SHWRS S S S C C S S S C C C S S  
TSTMS S C C S S S S C C S S  
OBVIS PF PF  
 
DATE SUN 08/20/17 MON 08/21/17 TUE 08/22/17 WED 08/23/17  
EDT 6HRLY 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20  
UTC 6HRLY 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00  
 
MIN/MAX 69 91 71 88 72 90 72 87  
TEMP 73 71 89 85 75 72 86 83 76 73 88 85 76 73 85 81  
DEWPT 67 67 66 69 68 69 68 71 70 70 71 73 70 70 70 71  
PWIND DIR SE N SE SW SW SW SW SW  
WIND CHAR LT LT LT LT LT LT LT LT  
AVG CLOUDS FW FW FW FW FW FW SC SC SC SC B1 B1 B1 B1 B1 B1  
POP 12HR 0 5 5 10 10 30 40 50  
RAIN SHWRS C C C C C C  
TSTMS C C C C C C  
 

 
 
TNZ036-172100-  
OAK RIDGE-ANDERSON TN  
36.00N 84.24W ELEV. 913 FT  
305 AM EDT THU AUG 17 2017  
 
DATE THU 08/17/17 FRI 08/18/17 SAT 08/19/17  
EDT 3HRLY 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20  
UTC 3HRLY 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00  
 
MAX/MIN 90 73 87 67 87  
TEMP 74 73 82 88 89 85 79 77 75 74 81 85 86 81 74 71 69 69 78 85 86 82  
DEWPT 71 72 73 74 72 73 72 72 71 72 73 71 70 71 68 67 66 67 68 67 66 69  
RH 90 97 74 63 57 67 79 85 87 93 77 63 59 72 82 87 90 93 71 55 51 65  
WIND DIR N SW SW SW SW SW SW SW S SW SW W W W NW NW NW N E W SW S  
WIND SPD 0 2 4 8 8 5 2 1 1 3 4 6 8 4 2 1 1 1 1 1 2 1  
CLOUDS B1 B2 B2 B1 SC SC B1 B1 OV B2 B1 SC SC FW FW FW FW SC FW FW FW FW  
POP 12HR 30 40 40 5 0  
QPF 12HR 0.03 0.02 0.05 0 0  
RAIN SHWRS S S S C C S S S C C C S  
TSTMS S C C S S S S C C S  
OBVIS PF PF  
 
DATE SUN 08/20/17 MON 08/21/17 TUE 08/22/17 WED 08/23/17  
EDT 6HRLY 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20  
UTC 6HRLY 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00  
 
MIN/MAX 69 91 71 89 72 90 72 87  
TEMP 73 71 89 85 75 72 87 84 76 73 88 85 76 73 85 81  
DEWPT 67 67 67 71 69 69 69 72 70 70 71 73 71 70 71 72  
PWIND DIR N W NE SW W SW SW W  
WIND CHAR LT LT LT LT LT LT LT LT  
AVG CLOUDS FW FW FW FW FW FW FW SC SC SC B1 B1 B1 B1 B1 B2  
POP 12HR 0 5 5 10 10 30 40 50  
RAIN SHWRS C C C C C C  
TSTMS C C C C C C  
 

 
 
TNZ099-172100-  
CHATTANOOGA AIRPORT-HAMILTON TN  
35.03N 85.22W ELEV. 688 FT  
305 AM EDT THU AUG 17 2017  
 
DATE THU 08/17/17 FRI 08/18/17 SAT 08/19/17  
EDT 3HRLY 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20  
UTC 3HRLY 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00  
 
MAX/MIN 92 75 90 69 90  
TEMP 77 75 84 90 91 87 81 79 77 76 83 88 89 84 77 74 72 71 81 88 89 84  
DEWPT 74 72 73 72 71 72 72 73 73 73 73 72 70 71 70 70 68 69 68 66 66 70  
RH 90 90 70 56 52 61 74 82 87 90 72 59 54 65 79 87 87 93 65 48 47 63  
WIND DIR S SW SW SW SW SW S SW SW SW W W W NW NW NW N N NE NW W W  
WIND SPD 1 2 4 8 6 4 3 3 2 3 4 5 6 4 2 1 1 1 2 2 1 1  
CLOUDS SC B1 B1 B1 SC SC SC B1 B2 B2 B1 SC SC FW FW FW FW FW FW FW FW FW  
POP 12HR 30 40 40 0 0  
QPF 12HR 0.02 0.02 0.05 0 0  
RAIN SHWRS S S S C C S S S C C C  
TSTMS S C C S S S S C C  
OBVIS PF PF  
 
DATE SUN 08/20/17 MON 08/21/17 TUE 08/22/17 WED 08/23/17  
EDT 6HRLY 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20  
UTC 6HRLY 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00  
 
MIN/MAX 71 93 72 91 74 92 74 89  
TEMP 75 73 91 87 77 74 89 86 78 75 90 87 78 75 87 84  
DEWPT 69 69 67 69 70 71 69 71 72 72 70 71 72 71 71 72  
PWIND DIR N E E S S SW W W  
WIND CHAR LT LT LT LT LT LT LT LT  
AVG CLOUDS FW FW FW FW FW FW SC SC SC SC B1 B1 SC B1 B1 B1  
POP 12HR 5 5 5 20 20 30 40 40  
RAIN SHWRS S S S S C C C C C C  
TSTMS S S S S C C C C C C  
 

 
 
NCZ060-172100-  
TUSQUITEE RAWS-FORESTRY-CHEROKEE NC  
35.07N 84.12W ELEV. 1600 FT  
305 AM EDT THU AUG 17 2017  
 
DATE THU 08/17/17 FRI 08/18/17 SAT 08/19/17  
EDT 3HRLY 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20  
UTC 3HRLY 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00  
 
MAX/MIN 88 69 85 64 87  
TEMP 70 71 80 86 87 82 76 73 71 70 78 83 84 79 72 69 67 66 77 84 86 81  
DEWPT 70 71 73 72 71 73 71 70 69 70 71 71 69 70 68 67 65 65 66 64 64 68  
RH 100100 79 63 59 74 85 90 93100 79 67 61 74 87 93 93 97 69 51 48 65  
MIN/MAX RH 59 100 61 100 48  
WIND DIR NE SW W SW W W E E E SW W W W NW NW N NE NE N NW W NW  
WIND DIR DEG 6 22 24 23 24 25 9 9 11 23 27 26 27 30 31 0 4 3 34 29 28 30  
WIND SPD 1 1 2 5 6 4 2 1 1 2 4 5 6 3 2 1 1 1 2 3 4 2  
CLOUDS SC B2 B1 B1 B1 SC SC B1 B2 B2 B1 B1 SC SC FW FW FW FW FW FW FW FW  
CLOUDS (%) 43 72 60 64 61 49 46 59 72 85 67 56 28 26 12 17 10 11 9 11 13 12  
VSBY 4 4 10 10 10 10 7 4  
POP 12HR 30 30 50 5 0  
QPF 12HR 0.08 0.02 0.07 0 0  
RAIN SHWRS S S S C C S S S C C C C S  
TSTMS S C C S S S S C C C S  
OBVIS PF PF  
HAINES 4 4  
LAL 2 3 3 2 3 3 3 1 1 1 1  
MAX MIX HGT 5800 7300  
AGL MIX HGT 4100 5600  
MAX VENT RT 33100 58200  
T WIND DIR W W  
T WIND SPD 8 10  
ADI 29 51  
MAX LVORI 4 4  
STABILITY F B A F D B A G G A A  
CEILING 13800 4700 5500 13800 4700 4700 23500 NONE NONE 23500 NONE  
STA PRES 28.01 27.98 27.95 27.95 27.95 27.93 27.92 27.92 27.92 27.93 27.92  
 
DATE SUN 08/20/17 MON 08/21/17 TUE 08/22/17 WED 08/23/17  
EDT 6HRLY 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20  
UTC 6HRLY 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00  
 
MIN/MAX 66 91 68 86 69 88 69 87  
TEMP 71 68 88 84 73 69 84 81 73 71 86 82 73 70 85 81  
DEWPT 65 65 66 71 67 68 68 72 69 68 70 72 69 68 70 71  
PWIND DIR NE N S S S SW SW W  
WIND CHAR LT LT LT LT LT LT LT LT  
AVG CLOUDS FW FW FW FW FW FW SC SC B1 B1 B2 B1 B1 SC B1 B1  
POP 12HR 5 10 5 20 30 40 30 40  
RAIN SHWRS S S C C C C C C C C  
TSTMS S S C C C C C C 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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