351  
FOUS54 KMRX 220739  
PFMMRX  
 
POINT FORECAST MATRICES  
NATIONAL WEATHER SERVICE MORRISTOWN TN  
339 AM EDT SUN OCT 22 2017  
 
TNZ017-222100-  
TRI CITIES AIRPORT-SULLIVAN TN  
36.50N 82.41W ELEV. 1536 FT  
339 AM EDT SUN OCT 22 2017  
 
DATE SUN 10/22/17 MON 10/23/17 TUE 10/24/17  
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 77 58 69 48 62  
TEMP 49 47 61 73 76 70 65 63 60 58 63 67 68 61 56 53 51 49 55 60 61 53  
DEWPT 47 46 51 51 51 52 53 55 55 58 62 62 62 60 56 52 50 48 47 45 43 40  
RH 93 96 70 46 42 53 65 75 84100 97 84 81 97100 96 96 96 74 58 51 61  
WIND DIR E E SE SE S SE SE SE E SE SE SE SE SW W W W SW W W W W  
WIND SPD 2 1 3 6 8 5 4 5 5 6 10 10 8 8 5 6 6 4 6 9 8 8  
CLOUDS FW FW FW FW FW SC SC B2 B2 OV OV OV OV OV OV B2 B1 B1 B1 B1 B1 B1  
POP 12HR 0 30 90 80 30  
QPF 12HR 0 0.07 1.40 0.27 0.05  
RAIN SHWRS C D D D D D D C C C C C C S  
OBVIS PF PF  
 
DATE WED 10/25/17 THU 10/26/17 FRI 10/27/17 SAT 10/28/17  
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 37 52 35 60 39 69 44 65  
TEMP 43 38 50 46 39 36 57 52 44 40 65 60 50 45 62 56  
DEWPT 37 35 35 34 34 33 37 39 38 38 46 45 44 44 46 46  
PWIND DIR W W W SW SE S S SW  
WIND CHAR LT LT LT LT LT LT LT LT  
AVG CLOUDS B1 B1 SC B1 SC SC FW FW FW CL FW FW FW SC SC B1  
POP 12HR 20 10 10 5 5 5 10 30  
RAIN SHWRS S S C C  
 

 
 
TNZ071-222100-  
KNOXVILLE MCGHEE TYSON AIRPORT-BLOUNT TN  
35.80N 83.98W ELEV. 979 FT  
339 AM EDT SUN OCT 22 2017  
 
DATE SUN 10/22/17 MON 10/23/17 TUE 10/24/17  
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 78 62 68 49 62  
TEMP 51 49 63 74 77 72 68 66 64 62 65 67 67 61 56 54 51 50 55 60 61 54  
DEWPT 51 49 53 56 58 57 56 58 59 62 63 64 61 59 56 53 50 49 48 44 42 41  
RH 100100 70 53 52 59 65 75 84100 93 90 81 93100 96 96 96 77 55 49 61  
WIND DIR SE E E S S SE SE E E E SE S SW SW SW SW SW SW W W W W  
WIND SPD 1 0 4 8 9 5 4 5 5 6 8 8 6 8 8 6 6 5 5 10 10 8  
CLOUDS FW FW FW FW SC SC SC B2 OV OV OV OV OV B2 B2 SC B1 B1 SC SC SC SC  
POP 12HR 0 30 90 50 20  
QPF 12HR 0 0.19 1.64 0.18 0.02  
RAIN SHWRS C C D D L L C C C C S S S S  
OBVIS PF PF  
 
DATE WED 10/25/17 THU 10/26/17 FRI 10/27/17 SAT 10/28/17  
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 40 55 39 64 44 69 46 63  
TEMP 45 41 53 49 43 40 61 56 49 45 66 60 52 47 61 55  
DEWPT 39 37 35 36 38 38 42 43 44 42 49 49 49 46 48 46  
PWIND DIR W W SW SW S S S SW  
WIND CHAR LT LT LT LT LT LT LT LT  
AVG CLOUDS SC SC SC SC SC FW FW CL CL CL FW FW FW SC B1 B1  
POP 12HR 10 5 5 5 5 5 10 30  
RAIN SHWRS C C  
 

 
 
TNZ036-222100-  
OAK RIDGE-ANDERSON TN  
36.00N 84.24W ELEV. 913 FT  
339 AM EDT SUN OCT 22 2017  
 
DATE SUN 10/22/17 MON 10/23/17 TUE 10/24/17  
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 78 62 67 49 61  
TEMP 53 51 64 74 77 72 68 66 64 62 64 66 66 60 56 53 51 49 55 59 60 53  
DEWPT 50 50 53 56 58 58 57 57 58 62 62 63 61 57 55 52 49 49 48 44 41 40  
RH 89 96 67 53 52 61 68 73 81100 93 90 84 90 96 96 93100 77 57 49 61  
WIND DIR E E SE S S S SE E E E SE SE SW SW SW W W W W W W W  
WIND SPD 1 0 3 8 8 4 3 3 3 3 3 5 4 4 4 4 3 3 4 8 8 5  
CLOUDS FW SC FW FW B1 B1 B1 B2 OV OV OV OV OV B2 B2 SC SC B1 SC SC SC SC  
POP 12HR 0 60 90 50 20  
QPF 12HR 0 0.23 1.68 0.17 0.02  
RAIN SHWRS C L D D L L C C C C S S S S  
OBVIS PF PF  
 
DATE WED 10/25/17 THU 10/26/17 FRI 10/27/17 SAT 10/28/17  
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 40 55 39 63 45 69 46 62  
TEMP 45 41 53 49 43 40 60 56 49 46 66 60 52 47 60 54  
DEWPT 38 37 35 36 38 37 42 44 45 43 50 51 49 46 48 46  
PWIND DIR W W SW SW S S SW SW  
WIND CHAR LT LT LT LT LT LT LT LT  
AVG CLOUDS SC SC SC SC SC FW FW CL CL CL FW FW FW SC B1 B1  
POP 12HR 10 5 5 5 5 10 20 30  
RAIN SHWRS S S C C  
 

 
 
TNZ099-222100-  
CHATTANOOGA AIRPORT-HAMILTON TN  
35.03N 85.22W ELEV. 688 FT  
339 AM EDT SUN OCT 22 2017  
 
DATE SUN 10/22/17 MON 10/23/17 TUE 10/24/17  
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 78 65 69 50 64  
TEMP 55 53 65 74 77 73 70 68 67 65 67 68 68 62 57 55 52 51 57 62 63 55  
DEWPT 52 52 58 60 61 62 61 63 65 65 63 61 59 56 54 51 48 48 45 42 41 40  
RH 90 96 78 62 58 68 73 84 93100 87 78 73 81 90 86 86 89 64 48 44 57  
WIND DIR SE SE SE S SE SE SE SE SE SE SE SW W W W W W W NW W W NW  
WIND SPD 2 1 8 11 10 8 5 8 8 8 10 5 6 6 5 3 3 3 6 10 10 6  
CLOUDS FW SC B1 B2 B2 B2 B2 OV OV OV OV OV B2 B2 B1 SC SC SC SC SC SC SC  
POP 12HR 0 90 100 40 10  
QPF 12HR 0 0.91 1.24 0.14 0  
RAIN SHWRS C C L D D D L L C C C C  
TSTMS S S S S  
OBVIS PF PF  
 
DATE WED 10/25/17 THU 10/26/17 FRI 10/27/17 SAT 10/28/17  
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 41 57 40 65 46 69 48 63  
TEMP 47 42 55 51 44 41 62 58 51 47 66 61 53 49 61 55  
DEWPT 38 36 35 37 36 37 41 46 44 43 50 50 50 48 47 46  
PWIND DIR NW W W S S S S W  
WIND CHAR LT LT LT LT LT LT LT LT  
AVG CLOUDS SC SC SC SC SC FW CL CL CL CL FW SC SC SC B1 B1  
POP 12HR 5 0 5 0 5 10 20 30  
RAIN SHWRS S S C C  
 

 
 
NCZ060-222100-  
TUSQUITEE RAWS-FORESTRY-CHEROKEE NC  
35.07N 84.12W ELEV. 1600 FT  
339 AM EDT SUN OCT 22 2017  
 
DATE SUN 10/22/17 MON 10/23/17 TUE 10/24/17  
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 75 62 68 46 63  
TEMP 46 44 59 71 74 70 67 65 64 62 65 67 67 60 54 51 49 47 54 61 62 53  
DEWPT 44 44 57 58 59 59 59 61 61 62 64 63 60 56 54 51 48 46 46 43 41 40  
RH 93100 93 63 59 68 75 87 90100 97 87 78 87100100 96 96 74 51 46 61  
MIN/MAX RH 59 100 78 100 46  
WIND DIR SE SE SE SE SE SE SE SE SE SE SE SE W SW W W W W NW W W NW  
WIND DIR DEG 13 12 14 15 15 12 13 14 14 14 15 15 24 20 25 27 27 25 29 27 28 30  
WIND SPD 2 2 8 10 9 9 8 9 8 9 8 6 4 3 3 4 3 2 5 9 9 6  
CLOUDS FW SC SC SC B1 B1 B2 B2 OV OV OV OV OV B2 B1 SC SC SC SC SC SC SC  
CLOUDS (%) 23 27 31 50 67 68 77 86 96 95 95 95 95 71 67 49 38 39 40 29 34 38  
VSBY 0 0 0 0 0 0 0 0  
POP 12HR 0 60 90 50 20  
QPF 12HR 0 0.26 2.39 0.18 0.02  
RAIN SHWRS S S C L D D L L C C C C S S S S  
TSTMS S S  
OBVIS PF PF  
HAINES 4 3  
LAL 1 1 1 1 1 2 2 1 1 1 1  
MAX MIX HGT 6800 1700  
AGL MIX HGT 5100 100  
MAX VENT RT 100100 500  
T WIND DIR SE S  
T WIND SPD 19 10  
ADI 87 0  
MAX LVORI 4 10  
STABILITY G B C D D D B G G B B  
CEILING 23500 4000 4000 3200 3200 5500 1700 1700 NONE NONE 4700  
STA PRES 28.16 28.15 28.08 28.03 27.90 27.83 27.81 27.83 27.81 27.80 27.83  
 
DATE WED 10/25/17 THU 10/26/17 FRI 10/27/17 SAT 10/28/17  
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 36 55 35 64 41 68 45 64  
TEMP 42 37 52 47 40 36 60 55 47 42 64 59 51 46 61 55  
DEWPT 36 33 34 36 34 33 40 44 40 39 47 46 44 45 47 46  
PWIND DIR NW W W W SE S SE SW  
WIND CHAR LT LT LT LT LT LT LT LT  
AVG CLOUDS SC SC SC FW SC FW FW CL CL CL FW FW FW SC B1 B1  
POP 12HR 10 5 5 5 5 5 10 30  
RAIN SHWRS 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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