893  
FOUS54 KMRX 230754  
PFMMRX  
 
POINT FORECAST MATRICES  
NATIONAL WEATHER SERVICE MORRISTOWN TN  
353 AM EDT SUN APR 23 2017  
 
TNZ017-232100-  
TRI CITIES AIRPORT-SULLIVAN TN  
36.50N 82.41W ELEV. 1536 FT  
353 AM EDT SUN APR 23 2017  
 
DATE SUN 04/23/17 MON 04/24/17 TUE 04/25/17  
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 59 49 67 51 76  
TEMP 55 53 56 58 59 57 54 52 50 50 59 64 66 63 58 55 53 52 65 74 76 68  
DEWPT 52 51 51 50 50 48 47 47 47 48 51 52 52 51 50 50 49 49 50 51 52 53  
RH 90 93 83 75 72 72 77 83 89 93 75 65 61 65 75 83 86 89 58 44 43 59  
WIND DIR NE E E E E E NE E E E E E E E NE NE NE NE NW W NW N  
WIND SPD 8 9 8 10 11 10 4 6 8 6 6 8 6 6 6 6 6 5 2 3 3 2  
CLOUDS OV OV OV OV OV OV OV OV OV OV B2 OV OV OV OV B2 B2 SC SC SC SC SC  
POP 12HR 100 90 50 30 10  
QPF 12HR 1.15 0.63 0.05 0.01 0  
RAIN SHWRS L D D D D D D L L C C C C C C  
FLASH FLOOD A A A A A A A A  
 
DATE WED 04/26/17 THU 04/27/17 FRI 04/28/17 SAT 04/29/17  
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 52 82 56 79 58 79 59 83  
TEMP 55 55 79 74 59 58 78 72 59 60 78 73 61 62 82 76  
DEWPT 53 53 53 58 56 56 57 60 58 59 61 60 59 60 62 63  
PWIND DIR SE SW S SW SW S S S  
WIND CHAR LT LT LT LT LT LT LT LT  
AVG CLOUDS SC FW FW FW FW SC B1 B2 B2 B2 B1 B1 B1 B1 B1 B1  
POP 12HR 10 10 10 50 30 30 20 20  
RAIN SHWRS C C C C C C S S S S  
TSTMS S S S S C C S S S S  
 

 
 
TNZ071-232100-  
KNOXVILLE MCGHEE TYSON AIRPORT-BLOUNT TN  
35.80N 83.98W ELEV. 979 FT  
353 AM EDT SUN APR 23 2017  
 
DATE SUN 04/23/17 MON 04/24/17 TUE 04/25/17  
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 62 52 69 54 78  
TEMP 57 56 59 61 62 60 57 55 53 53 61 66 68 65 61 58 56 55 66 75 78 73  
DEWPT 55 55 55 57 55 54 50 50 50 50 53 55 56 56 55 53 52 53 54 55 56 56  
RH 93 96 87 87 78 81 77 83 89 89 75 68 65 73 81 83 86 93 65 50 47 55  
WIND DIR NE NE E NE NE NE E NE NE NE NE N NE NE NE NE NE E N NW W W  
WIND SPD 10 6 8 8 9 11 9 5 4 4 5 4 5 4 4 3 1 2 4 5 5 5  
CLOUDS OV OV OV OV OV OV OV B2 OV B2 B2 B2 B2 OV B2 B1 B1 SC SC FW FW FW  
POP 12HR 100 70 30 10 10  
QPF 12HR 1.11 0.12 0.02 0 0  
RAIN SHWRS D D D D D L C C C C C C C  
TSTMS C C C C  
FLASH FLOOD A A A A A  
 
DATE WED 04/26/17 THU 04/27/17 FRI 04/28/17 SAT 04/29/17  
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 57 83 61 77 62 81 64 83  
TEMP 61 59 81 77 64 62 76 74 64 64 79 78 67 65 81 79  
DEWPT 58 55 57 58 56 57 62 62 62 61 64 61 61 62 65 64  
PWIND DIR S S S SW SW S S S  
WIND CHAR LT LT LT GN LT LT LT LT  
AVG CLOUDS FW FW FW FW FW SC B2 OV B1 B2 B2 B1 B1 B1 B2 B1  
POP 12HR 5 5 20 50 30 30 20 20  
RAIN SHWRS S S C C C C C C S S S S  
TSTMS S S S S S S C C S S S S  
 

 
 
TNZ036-232100-  
OAK RIDGE-ANDERSON TN  
36.00N 84.24W ELEV. 913 FT  
353 AM EDT SUN APR 23 2017  
 
DATE SUN 04/23/17 MON 04/24/17 TUE 04/25/17  
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 59 52 70 54 79  
TEMP 55 54 57 58 59 57 55 54 53 53 62 67 69 66 61 58 56 56 68 76 79 75  
DEWPT 53 53 54 54 54 52 50 50 49 50 51 54 54 54 54 53 52 52 53 54 55 56  
RH 93 96 90 86 83 83 83 86 86 89 67 63 59 65 78 83 86 86 59 46 44 52  
WIND DIR NE NE NE NE NE E NE NE NE NE NE NE NE NE NE NE N N W S S S  
WIND SPD 6 8 8 10 10 11 9 8 5 5 5 4 4 4 4 4 3 1 2 3 3 2  
CLOUDS OV OV OV OV OV OV OV OV OV B2 B2 B2 B2 B2 B2 SC B1 SC SC FW FW FW  
POP 12HR 100 60 20 10 5  
QPF 12HR 1.00 0.07 0.02 0 0  
RAIN SHWRS L D D D D L C C S S S S S  
TSTMS C C C C  
FLASH FLOOD A A A A A  
 
DATE WED 04/26/17 THU 04/27/17 FRI 04/28/17 SAT 04/29/17  
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 56 82 61 77 62 81 63 83  
TEMP 60 58 81 77 64 62 75 74 64 63 79 78 67 65 81 78  
DEWPT 57 55 56 58 56 56 63 62 61 60 64 62 61 61 64 65  
PWIND DIR S SW S SW SW S S S  
WIND CHAR LT LT LT LT LT LT LT LT  
AVG CLOUDS FW FW FW FW FW B1 B2 B2 B1 B2 B2 B2 B1 B1 B2 B1  
POP 12HR 5 5 20 50 30 30 20 30  
RAIN SHWRS S S C C C C C C S S C C  
TSTMS S S S S S S C C S S C C  
 

 
 
TNZ099-232100-  
CHATTANOOGA AIRPORT-HAMILTON TN  
35.03N 85.22W ELEV. 688 FT  
353 AM EDT SUN APR 23 2017  
 
DATE SUN 04/23/17 MON 04/24/17 TUE 04/25/17  
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 66 53 72 55 80  
TEMP 60 58 62 65 65 63 59 56 55 54 63 69 71 68 63 59 57 56 68 76 80 76  
DEWPT 57 58 58 59 57 56 53 54 51 52 52 53 55 55 56 55 54 54 55 55 55 56  
RH 90100 87 81 75 78 80 93 86 93 67 57 57 63 78 87 90 93 63 48 42 50  
WIND DIR N NE NW NW S SE NE N N N N N N NE N NW NW N NW W W SW  
WIND SPD 6 3 3 2 4 3 1 4 6 5 5 4 5 2 2 2 2 3 2 2 3 5  
CLOUDS OV OV OV OV OV OV OV OV B2 B2 B2 B1 B2 B1 B1 SC B1 SC SC FW FW FW  
POP 12HR 90 70 10 10 5  
QPF 12HR 0.70 0.09 0 0 0  
RAIN SHWRS D D D D D L C S S  
TSTMS C C C C C  
FLASH FLOOD A A A A A  
 
DATE WED 04/26/17 THU 04/27/17 FRI 04/28/17 SAT 04/29/17  
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 57 83 62 77 63 82 65 85  
TEMP 62 59 81 79 65 63 76 75 65 64 80 80 68 66 83 80  
DEWPT 57 56 55 57 56 59 63 63 62 62 66 65 65 63 63 63  
PWIND DIR S S S S S S S S  
WIND CHAR LT GN GN LT LT LT LT GN  
AVG CLOUDS FW FW FW FW FW B1 OV B2 SC B1 B2 B2 B1 B1 B2 B1  
POP 12HR 5 5 20 50 30 30 20 20  
RAIN SHWRS S S C C C C C C S S S S  
TSTMS S S S S S S C C S S S S  
 

 
 
NCZ060-232100-  
TUSQUITEE RAWS-FORESTRY-CHEROKEE NC  
35.07N 84.12W ELEV. 1600 FT  
353 AM EDT SUN APR 23 2017  
 
DATE SUN 04/23/17 MON 04/24/17 TUE 04/25/17  
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 63 51 68 52 77  
TEMP 53 53 58 61 62 60 56 54 53 52 60 65 67 64 59 56 54 55 67 74 77 72  
DEWPT 53 53 57 57 56 55 53 52 50 52 54 56 56 57 56 54 53 53 54 55 56 57  
RH 100100 96 87 81 84 90 93 89100 81 73 68 78 90 93 96 93 63 51 48 59  
MIN/MAX RH 81 100 68 100 48  
WIND DIR E SE SE SE NW SE E NE NE NE N N N N NE NE NW NW NW W W NW  
WIND DIR DEG 7 15 13 13 32 12 8 6 4 5 1 33 34 33 6 4 31 32 29 27 28 29  
WIND SPD 4 4 9 8 1 4 4 2 3 3 2 3 4 2 2 1 2 3 4 8 6 3  
CLOUDS OV OV OV OV OV OV B2 B2 B2 B2 B1 B2 OV B2 OV B1 B2 SC SC FW FW FW  
CLOUDS (%) 96 94 93 94 98 89 84 78 87 78 59 81 94 87 89 65 70 35 35 22 22 9  
VSBY 7 5 3 2 2 3 2 1  
POP 12HR 100 70 40 10 10  
QPF 12HR 1.38 0.10 0.02 0 0  
RAIN SHWRS D D D D D L C C C C C C C  
TSTMS C C C C C  
FLASH FLOOD A A A A A  
HAINES 3 3  
LAL 3 3 3 1 1 1 1 1 1 1 1  
MAX MIX HGT 3300 6400  
AGL MIX HGT 1600 4700  
MAX VENT RT 16700 21500  
T WIND DIR SE NE  
T WIND SPD 10 4  
ADI 15 19  
MAX LVORI 5 5  
STABILITY D C B F F B B F G B A  
CEILING 1700 1700 5500 2400 1700 4700 1700 2400 1700 4700 NONE  
STA PRES 27.71 27.69 27.65 27.63 27.64 27.65 27.66 27.67 27.70 27.70 27.69  
 
DATE WED 04/26/17 THU 04/27/17 FRI 04/28/17 SAT 04/29/17  
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 53 82 56 75 59 79 61 83  
TEMP 57 55 81 74 59 57 74 71 61 61 77 74 63 63 82 77  
DEWPT 54 54 54 55 56 55 61 62 59 60 63 63 62 61 61 62  
PWIND DIR S S S S S S S S  
WIND CHAR LT LT LT LT LT LT LT LT  
AVG CLOUDS FW FW FW FW FW SC B2 OV B2 B1 B2 B1 B1 B1 B2 B1  
POP 12HR 5 5 10 50 40 30 20 20  
RAIN SHWRS C C C C C C S S S S  
TSTMS S S S S C C S S 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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