351
FOUS54 KMRX 102121
PFMMRX
POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE MORRISTOWN TN
521 PM EDT THU SEP 10 2026
TNZ017-110800-
TRI CITIES AIRPORT-SULLIVAN TN
36.50N 82.41W ELEV. 1536 FT
521 PM EDT THU SEP 10 2026
DATE 09/10/26 FRI 09/11/26 SAT 09/12/26 SUN
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 66 88 67 87 67
TEMP 79 71 69 67 67 79 85 87 79 71 69 68 68 79 85 82 75 71 69 68 67
DEWPT 69 69 68 66 67 70 70 70 70 70 68 67 68 71 71 72 72 71 69 68 67
RH 72 93 97 97100 74 61 57 74 97 97 97100 77 63 72 90100100100100
WIND DIR SW SE SE N E SW W N NE E E E E S W SW W N N SW SW
WIND SPD 2 1 0 0 1 2 4 3 3 2 1 1 1 2 4 5 2 0 0 0 0
CLOUDS SC B1 SC B1 B1 SC SC FW SC B1 SC SC B2 B1 B1 B2 B2 B2 B2 B2 B2
POP 12HR 5 20 20 80 50
QPF 12HR 0 0 0 0.19 0.01
RAIN SHWRS S C C D D C C C C S
TSTMS S S C C C S
HEAT INDEX 90 92 90 86
MAX HEAT 92 91 94 91 92
DATE 09/13 MON 09/14/26 TUE 09/15/26 WED 09/16/26 THU 09/17/26
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 85 65 87 63 89 64 89 65 88
TEMP 82 77 68 66 84 78 66 64 85 79 68 65 86 80 68 66 85 78
DEWPT 72 71 68 66 68 67 64 63 68 68 65 64 69 70 67 66 70 70
PWIND DIR W N N E S SE W SE W
WIND CHAR LT LT LT LT LT LT LT LT LT
AVG CLOUDS B1 FW FW FW SC FW FW FW SC FW FW FW FW FW FW FW SC SC
POP 12HR 40 10 5 0 20 0 20 10 40
RAIN SHWRS S C S S S C
TSTMS S C S S S
TNZ071-110800-
KNOXVILLE MCGHEE TYSON AIRPORT-BLOUNT TN
35.80N 83.98W ELEV. 979 FT
521 PM EDT THU SEP 10 2026
DATE 09/10/26 FRI 09/11/26 SAT 09/12/26 SUN
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 94 72 89 70
TEMP 84 77 74 72 71 83 92 92 83 77 74 73 72 80 85 87 79 75 73 71 70
DEWPT 68 69 68 67 67 70 70 69 70 71 71 70 70 73 74 75 73 73 72 71 70
RH 59 76 82 84 87 65 49 47 65 82 90 90 93 79 70 68 82 94 97100100
WIND DIR SW S S SW E SW W SW NE SE S SW S SW SW SW SW SW SW SW SW
WIND SPD 3 2 2 1 1 1 3 3 3 2 2 1 2 3 6 6 4 2 1 1 1
CLOUDS FW SC SC SC SC FW FW FW B1 B1 SC B2 B2 B1 B2 B1 B2 B1 B1 B1 B1
POP 12HR 5 10 50 80 50
QPF 12HR 0 0 0.02 0.60 0.03
RAIN SHWRS L L D D C C C C S
TSTMS C C C S
HEAT INDEX 87 87 98 97 87 84 93 96
MAX HEAT 97 83 98 100 83 93 96
DATE 09/13 MON 09/14/26 TUE 09/15/26 WED 09/16/26 THU 09/17/26
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 68 90 67 93 68 92 69 92
TEMP 87 82 72 69 88 82 72 68 90 84 73 69 90 84 73 70 89 83
DEWPT 74 72 71 69 71 69 67 66 70 70 69 68 71 71 70 69 72 71
PWIND DIR W E NE E SW S N S W
WIND CHAR LT LT LT LT LT LT LT LT LT
AVG CLOUDS SC FW FW FW FW FW FW FW FW FW SC FW FW FW SC FW FW SC
POP 12HR 30 10 5 0 10 5 20 10 40
RAIN SHWRS S C S C
TSTMS C S S
TNZ036-110800-
OAK RIDGE-ANDERSON TN
36.00N 84.24W ELEV. 913 FT
521 PM EDT THU SEP 10 2026
DATE 09/10/26 FRI 09/11/26 SAT 09/12/26 SUN
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 69 93 70 88 69
TEMP 83 75 72 70 70 82 91 92 83 75 73 71 70 79 84 86 79 73 72 71 69
DEWPT 70 70 69 68 68 72 71 71 71 72 71 70 70 74 75 75 74 73 72 71 69
RH 65 84 90 93 93 72 52 51 67 90 93 97100 85 74 70 85100100100100
WIND DIR S N N N N S SW W NE E SW SW S SW SW SW SW SW SW SW SW
WIND SPD 2 1 0 0 0 1 2 1 2 1 1 1 1 3 4 3 2 1 1 1 1
CLOUDS FW SC SC SC B1 SC FW SC SC B1 SC B2 B2 B2 B2 B2 B2 B1 B1 B2 B1
POP 12HR 5 10 40 80 40
QPF 12HR 0 0 0 0.41 0.01
RAIN SHWRS S L L D D C C S S S
TSTMS C C C S
HEAT INDEX 87 87 98 99 88 92 95
MAX HEAT 96 98 99 92 95
DATE 09/13 MON 09/14/26 TUE 09/15/26 WED 09/16/26 THU 09/17/26
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 66 90 67 92 68 92 69 91
TEMP 87 81 70 67 87 81 71 68 89 83 72 69 89 83 72 70 88 82
DEWPT 74 72 70 67 71 68 67 66 71 70 69 68 72 71 70 69 72 71
PWIND DIR W N NE NE SW S W N SW
WIND CHAR LT LT LT LT LT LT LT LT LT
AVG CLOUDS SC FW SC FW FW FW FW FW FW FW FW FW FW FW SC FW SC SC
POP 12HR 20 5 5 0 5 5 20 10 40
RAIN SHWRS S S S S C
TSTMS S S C
TNZ099-110800-
CHATTANOOGA AIRPORT-HAMILTON TN
35.03N 85.22W ELEV. 688 FT
521 PM EDT THU SEP 10 2026
DATE 09/10/26 FRI 09/11/26 SAT 09/12/26 SUN
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 72 96 73 90 71
TEMP 87 79 75 73 72 86 94 94 84 78 75 74 73 81 86 88 81 76 74 73 71
DEWPT 67 68 68 68 69 71 70 70 71 72 72 72 72 74 74 75 75 74 73 73 71
RH 52 69 79 84 90 61 46 46 65 82 90 93 97 79 68 66 82 94 97100100
WIND DIR S S N N N S S S SW S S S S S S SW S S N N N
WIND SPD 2 1 0 0 0 1 2 4 3 2 2 2 2 3 5 5 2 1 0 0 0
CLOUDS FW FW FW FW FW SC SC FW FW B1 B2 B2 B2 B1 B2 B1 B1 B1 B1 B1 SC
POP 12HR 0 20 60 90 50
QPF 12HR 0 0 0.02 0.46 0.01
RAIN SHWRS S S C C L L D D C C C C S
TSTMS S S S C C C S
HEAT INDEX 90 91100100 89 86 94 98 87
MAX HEAT 99 85 100 102 87 94 98
DATE 09/13 MON 09/14/26 TUE 09/15/26 WED 09/16/26 THU 09/17/26
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 92 71 94 70 94 70 94 70 93
TEMP 89 84 74 72 91 85 74 71 91 85 74 71 91 85 74 71 91 85
DEWPT 74 73 72 71 71 70 69 69 71 71 70 69 71 71 70 69 71 71
PWIND DIR NW NW N NE S SE SE SE W
WIND CHAR LT LT LT LT LT LT LT LT LT
AVG CLOUDS SC FW FW FW FW FW FW FW FW FW FW FW FW FW FW FW FW FW
POP 12HR 20 5 10 5 20 5 20 5 40
RAIN SHWRS S S S S C
TSTMS S S S S
NCZ060-110800-
TUSQUITEE RAWS-FORESTRY-CHEROKEE NC
35.07N 84.12W ELEV. 1600 FT
521 PM EDT THU SEP 10 2026
DATE 09/10/26 FRI 09/11/26 SAT 09/12/26 SUN
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 91 67 86 66
TEMP 77 70 67 66 65 80 89 87 77 71 69 68 67 78 84 80 73 71 69 68 66
DEWPT 68 67 65 64 64 71 69 68 70 70 69 68 67 73 74 74 73 71 69 68 66
RH 74 90 93 93 97 74 52 53 79 97100100100 85 72 82100100100100100
MAX/MIN RH 100 50 100 72 100
WIND DIR N N N N N N W SW SE N N N S S S S N N N N N
WIND DIR DEG 0 0 0 0 0 0 24 20 12 0 0 0 18 16 18 18 0 0 0 0 0
WIND SPD 0 0 0 0 0 0 1 2 1 0 0 0 1 1 3 2 0 0 0 0 0
CLOUDS FW SC FW FW FW FW FW SC SC SC B1 OV OV B1 B2 B1 B1 B1 B2 B2 B2
CLOUDS (%) 21 32 19 25 23 14 17 26 41 41 62 93 97 62 76 69 61 64 75 75 77
VSBY 10 10 10 9 10 10 10 10 10 10
POP 12HR 0 20 50 90 50
QPF 12HR 0 0.01 0.02 0.61 0.06
RAIN SHWRS S S C L L D D C C C C
TSTMS S S C C C C S
HEAT INDEX 83 94 91 91 85
MAX HEAT 89 94 95 91 91
CHANCETHUNDER 0 20 20 50 30
MAX MIX HGT
AGL MIX HGT 5900 3600
MAX VENT RT 28400 21300
T WIND DIR S S
T WIND SPD 4 5
ADI 28 21
MAX LVORI 10 10
STABILITY B G G B B F D B B F F
CEILING NONE NONE NONE NONE NONE NONE NONE NONE NONE NONE NONE
STA PRES 27.90 27.92 27.93 27.90 27.86 27.89 27.92 27.93 27.92 27.95 27.98
DATE 09/13 MON 09/14/26 TUE 09/15/26 WED 09/16/26 THU 09/17/26
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 64 89 64 89 63 88 64 89
TEMP 86 77 68 65 87 78 68 65 86 78 67 64 86 78 67 65 86 77
DEWPT 73 71 68 65 70 69 66 64 70 69 66 64 70 70 67 64 70 70
PWIND DIR NW N N E SE SE NE N NW
WIND CHAR LT LT LT LT LT LT LT LT LT
AVG CLOUDS SC FW FW FW SC FW FW FW SC SC FW SC SC SC FW FW SC SC
POP 12HR 50 0 10 0 20 5 30 5 40
RAIN SHWRS C S S C S C
TSTMS C 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
CLICK HERE TO GO TO PREVIOUS BULLETINS.
Main Text Page