549  
FOUS54 KMRX 210218  
PFMMRX  
 
POINT FORECAST MATRICES  
NATIONAL WEATHER SERVICE MORRISTOWN TN  
1018 PM EDT SAT APR 20 2019  
 
TNZ017-210900-  
TRI CITIES AIRPORT-SULLIVAN TN  
36.50N 82.41W ELEV. 1536 FT  
1018 PM EDT SAT APR 20 2019  
 
DATE 04/20/19 SUN 04/21/19 MON 04/22/19 TUE  
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 40 60 42 73 49  
TEMP 43 43 40 42 50 56 60 56 50 47 44 44 59 68 72 67 60 55 52 51  
DEWPT 39 38 37 38 39 40 41 41 41 41 41 41 46 45 47 47 46 45 42 47  
RH 86 82 89 86 66 55 49 57 71 79 89 89 62 43 41 49 60 69 69 86  
WIND DIR W SW W W W W W W SW SW E S W W W SW S SE SE S  
WIND SPD 5 5 4 4 4 5 5 4 1 1 1 1 2 3 4 2 1 1 1 1  
CLOUDS B2 B2 B2 B2 B2 B2 B1 SC SC SC SC FW FW FW FW SC FW FW FW FW  
POP 12HR 30 10 0 0 5  
QPF 12HR 0.02 0 0 0 0  
RAIN SHWRS C C S  
SPRINKLES S  
 
DATE 04/23 WED 04/24/19 THU 04/25/19 FRI 04/26/19 SAT 04/27/19  
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 54 79 54 76 56 71 48 72  
TEMP 74 73 61 55 75 73 61 55 72 71 61 57 69 65 54 49 68 67  
DEWPT 52 52 50 51 52 54 52 52 55 55 55 53 52 50 44 44 42 47  
PWIND DIR SW SW SW SW SW SW W N N  
WIND CHAR LT LT LT LT LT LT LT LT LT  
AVG CLOUDS FW FW FW SC SC B1 B1 B1 B2 B2 B2 B2 OV B2 B1 SC FW SC  
POP 12HR 5 5 10 20 30 40 50 10 10  
RAIN SHWRS S S C C C C C C  
TSTMS C C S S  
 

 
 
TNZ071-210900-  
KNOXVILLE MCGHEE TYSON AIRPORT-BLOUNT TN  
35.80N 83.98W ELEV. 979 FT  
1018 PM EDT SAT APR 20 2019  
 
DATE 04/20/19 SUN 04/21/19 MON 04/22/19 TUE  
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 42 67 45 76 53  
TEMP 46 44 42 43 54 63 67 62 55 51 48 47 62 71 75 70 63 59 56 54  
DEWPT 42 40 41 41 42 42 41 40 41 41 42 42 48 47 47 49 46 48 45 49  
RH 86 86 96 93 64 46 39 44 59 68 80 83 60 42 37 47 54 67 66 83  
WIND DIR SW SW SW SW W NW NW N E E E NE NE N N SE SE S S S  
WIND SPD 8 5 4 5 4 4 6 5 2 2 2 2 3 4 3 3 2 2 3 2  
CLOUDS B2 B2 B1 B1 SC SC FW FW CL FW FW FW CL FW SC SC FW FW FW FW  
POP 12HR 20 5 0 0 0  
QPF 12HR 0.01 0 0 0 0  
RAIN SHWRS S S  
SPRINKLES S  
 
DATE 04/23 WED 04/24/19 THU 04/25/19 FRI 04/26/19 SAT 04/27/19  
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 80 58 80 59 78 58 75 51 75  
TEMP 76 75 64 59 76 75 64 60 75 73 63 59 72 69 57 52 71 70  
DEWPT 54 53 54 54 55 54 53 55 58 57 57 56 54 52 48 48 46 50  
PWIND DIR SW SW SW SW SW SW NW NE E  
WIND CHAR LT LT LT LT GN LT LT LT LT  
AVG CLOUDS FW FW SC SC SC SC SC SC B2 B2 B2 OV B2 B1 SC SC SC SC  
POP 12HR 5 5 10 20 30 40 40 10 10  
RAIN SHWRS S S C C C C C C  
TSTMS C C S S  
 

 
 
TNZ036-210900-  
OAK RIDGE-ANDERSON TN  
36.00N 84.24W ELEV. 913 FT  
1018 PM EDT SAT APR 20 2019  
 
DATE 04/20/19 SUN 04/21/19 MON 04/22/19 TUE  
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 42 68 45 77 53  
TEMP 45 44 43 44 55 64 68 62 55 51 48 47 63 72 76 71 64 59 56 54  
DEWPT 41 40 40 41 42 40 40 39 40 41 41 42 47 48 48 48 48 49 46 50  
RH 86 86 89 89 61 41 36 43 57 68 77 83 56 42 37 44 56 69 69 86  
WIND DIR W SW SW W W NW NW N N NE NE NE E SE S S S S S S  
WIND SPD 4 3 2 2 2 3 5 3 1 1 1 1 2 2 3 2 1 1 2 1  
CLOUDS B2 B2 B1 B1 FW FW FW CL CL CL FW FW CL FW SC FW FW FW FW FW  
POP 12HR 20 5 0 0 0  
QPF 12HR 0.01 0 0 0 0  
RAIN SHWRS S  
SPRINKLES S S  
 
DATE 04/23 WED 04/24/19 THU 04/25/19 FRI 04/26/19 SAT 04/27/19  
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 81 58 81 59 77 59 75 52 76  
TEMP 77 75 64 59 77 76 65 60 74 73 64 60 72 69 58 53 72 71  
DEWPT 53 54 54 54 54 54 54 55 58 57 57 56 53 50 48 48 46 50  
PWIND DIR SW SW SW SW SW SW NW N E  
WIND CHAR LT LT LT LT LT LT LT LT LT  
AVG CLOUDS FW FW SC SC SC B1 B1 B1 B2 B2 B2 OV B2 B1 SC SC FW FW  
POP 12HR 5 5 10 20 30 40 40 10 5  
RAIN SHWRS S S C C C C C S  
TSTMS C C S S  
 

 
 
TNZ099-210900-  
CHATTANOOGA AIRPORT-HAMILTON TN  
35.03N 85.22W ELEV. 688 FT  
1018 PM EDT SAT APR 20 2019  
 
DATE 04/20/19 SUN 04/21/19 MON 04/22/19 TUE  
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 41 72 47 78 53  
TEMP 48 46 42 43 60 70 72 66 58 54 50 49 64 73 77 72 64 60 56 54  
DEWPT 43 41 39 39 39 36 39 42 43 43 44 44 46 46 46 50 50 50 48 51  
RH 83 83 89 86 46 29 30 42 57 66 80 83 52 38 33 46 60 69 74 90  
WIND DIR W W W W NW NW NW NW N NW N NE NE N SW S SE S S S  
WIND SPD 3 2 2 2 4 4 6 4 2 1 1 1 3 3 3 3 1 1 1 1  
CLOUDS B1 SC FW FW CL CL CL CL CL CL CL CL CL FW FW FW FW FW FW FW  
POP 12HR 10 0 0 0 0  
QPF 12HR 0 0 0 0 0  
RAIN SHWRS  
SPRINKLES S  
 
DATE 04/23 WED 04/24/19 THU 04/25/19 FRI 04/26/19 SAT 04/27/19  
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 82 59 81 60 78 59 76 54 77  
TEMP 77 76 65 60 77 76 65 61 75 73 64 60 73 71 60 55 73 72  
DEWPT 53 55 54 55 54 54 55 57 58 58 58 57 54 52 50 49 47 52  
PWIND DIR SW SW SW SW S SW NW N E  
WIND CHAR LT LT LT LT LT LT LT LT LT  
AVG CLOUDS FW SC SC SC SC SC SC B1 B2 B2 OV OV B2 B1 SC SC SC SC  
POP 12HR 5 5 10 20 30 40 40 20 20  
RAIN SHWRS S S C C C C C C S S S S  
TSTMS C C S S  
 

 
 
NCZ060-210900-  
TUSQUITEE RAWS-FORESTRY-CHEROKEE NC  
35.07N 84.12W ELEV. 1600 FT  
1018 PM EDT SAT APR 20 2019  
 
DATE 04/20/19 SUN 04/21/19 MON 04/22/19 TUE  
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 40 67 42 77 48  
TEMP 44 44 41 41 54 64 67 61 53 49 45 44 61 71 76 70 61 56 52 50  
DEWPT 40 39 38 39 41 40 40 39 40 40 41 41 45 46 47 49 46 46 43 48  
RH 86 82 89 92 61 41 37 44 61 71 86 89 56 41 36 47 58 69 71 93  
MAX/MIN RH 96 37 89 36 93  
WIND DIR W W W NW NW NW NW NW NW N NE NE NW W NW W SE SE E S  
WIND DIR DEG 28 28 28 29 32 31 31 31 32 34 6 4 32 28 29 28 12 12 11 17  
WIND SPD 5 4 3 3 6 9 9 4 2 2 2 1 3 4 4 3 2 1 2 1  
CLOUDS B2 B2 B1 SC FW FW FW CL CL CL CL CL CL CL FW FW FW FW FW FW  
CLOUDS (%) 83 72 58 49 22 10 6 2 1 2 1 3 2 5 20 15 11 12 11 7  
VSBY 10 10 10 10 10 10  
POP 12HR 40 5 0 0 0  
QPF 12HR 0.02 0 0 0 0  
RAIN SHWRS C S  
SPRINKLES S  
HAINES 3 5  
LAL 1 1 1 1 1 1 1 1 1 1  
MAX MIX HGT 7100 3500  
AGL MIX HGT 5400 1800  
MAX VENT RT 80300 8400  
T WIND DIR NW NW  
T WIND SPD 14 4  
ADI 70 7  
MAX LVORI 4 5  
STABILITY F G B A G G A A G G  
CEILING 2400 2400 5500 NONE 23500 NONE 23500 18200 15900 NONE  
STA PRES 27.82 27.92 27.99 28.02 28.07 28.09 28.09 28.06 28.08 28.08  
 
DATE 04/23 WED 04/24/19 THU 04/25/19 FRI 04/26/19 SAT 04/27/19  
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 81 54 80 55 77 56 73 51 76  
TEMP 76 74 61 55 76 74 62 56 73 72 61 57 70 68 57 52 72 70  
DEWPT 52 53 51 53 53 53 51 54 56 57 56 55 55 51 47 47 45 49  
PWIND DIR SW SW SW SW SW SW NW N NE  
WIND CHAR LT LT LT LT LT LT LT LT LT  
AVG CLOUDS FW FW SC SC SC SC SC SC B1 B2 B2 OV B2 B1 SC SC SC SC  
POP 12HR 5 5 10 20 30 40 40 20 20  
RAIN SHWRS S S C C C C C C S S S S  
TSTMS C C S S  
 
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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