564
FOUS54 KMRX 180626
PFMMRX
POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE MORRISTOWN TN
226 AM EDT FRI SEP 18 2026
TNZ017-182000-
TRI CITIES AIRPORT-SULLIVAN TN
36.50N 82.41W ELEV. 1536 FT
226 AM EDT FRI SEP 18 2026
DATE FRI 09/18/26 SAT 09/19/26 SUN 09/20/26
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 67 88 66 87
TEMP 68 68 80 87 86 77 71 69 68 68 78 85 87 79 71 68 67 66 77 84 86 78
DEWPT 68 68 72 72 71 71 71 69 68 68 72 70 69 69 69 67 66 66 70 71 70 70
RH 100100 77 61 61 82100100100100 82 61 55 72 93 97 97100 79 65 59 76
WIND DIR N N W NW SW S E E E E S W NW SE S SE SE SE SW W W E
WIND SPD 0 0 2 4 5 2 0 0 0 1 0 2 2 2 3 2 1 1 2 4 3 2
CLOUDS FW SC SC SC SC SC SC SC B1 B1 SC SC FW FW SC FW SC SC SC SC SC SC
POP 12HR 50 30 30 10 50
QPF 12HR 0.09 0.05 0.01 0 0.12
RAIN SHWRS C C C C S S S C C C
TSTMS C C S C S S C C S
HEAT INDEX 94 92 90 91 89 90
MAX HEAT 96 96 91 92 90 93
DATE MON 09/21/26 TUE 09/22/26 WED 09/23/26 THU 09/24/26
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 86 65 83 63 79 59 76
TEMP 68 66 84 77 67 66 80 74 65 64 75 71 63 60 74 70
DEWPT 67 66 70 69 67 66 70 69 65 63 68 66 62 60 64 62
PWIND DIR SE SW E W E NW NE NW
WIND CHAR LT LT LT LT LT LT LT LT
AVG CLOUDS SC SC SC SC SC SC B1 B1 SC B1 B1 SC SC B1 B1 SC
POP 12HR 30 50 40 80 60 50 40 20
RAIN SHWRS C C C C C D L C C C C S S
TSTMS S C C C S
TNZ071-182000-
KNOXVILLE MCGHEE TYSON AIRPORT-BLOUNT TN
35.80N 83.98W ELEV. 979 FT
226 AM EDT FRI SEP 18 2026
DATE FRI 09/18/26 SAT 09/19/26 SUN 09/20/26
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 95 71 93 69 92
TEMP 73 72 85 92 95 85 77 74 72 71 82 90 93 84 76 73 71 70 81 89 91 83
DEWPT 69 69 72 72 71 72 71 71 70 70 73 72 71 71 71 70 69 69 72 72 71 71
RH 87 90 65 52 46 65 82 90 93 97 74 56 49 65 85 90 93 97 74 57 52 67
WIND DIR S N N N NE N N NE NE NE N N N E SE S S S SW W W S
WIND SPD 1 0 0 3 3 3 2 2 1 1 1 2 3 3 2 1 1 1 2 3 3 3
CLOUDS FW FW FW SC SC SC B2 SC SC SC FW SC SC SC SC SC SC SC FW SC SC SC
POP 12HR 10 20 30 30 30
QPF 12HR 0 0 0.02 0.02 0.02
RAIN SHWRS S C C C C C
TSTMS S C S S C C
HEAT INDEX 91100103 91 87 97100 89 85 96 98 88
MAX HEAT 100 103 85 97 101 83 96 99
DATE MON 09/21/26 TUE 09/22/26 WED 09/23/26 THU 09/24/26
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 92 68 89 67 83 63 81
TEMP 73 69 89 82 72 69 86 79 70 67 81 76 67 64 79 74
DEWPT 70 68 71 70 69 68 72 71 69 67 71 69 65 63 66 65
PWIND DIR S SW S W NE NW N N
WIND CHAR LT LT LT LT LT LT LT LT
AVG CLOUDS SC SC FW SC B1 SC B1 SC SC SC B1 B1 SC B1 B1 B1
POP 12HR 10 30 40 60 60 50 30 20
RAIN SHWRS C C C C L L S C C C S
TSTMS C C C S S S
TNZ036-182000-
OAK RIDGE-ANDERSON TN
36.00N 84.24W ELEV. 913 FT
226 AM EDT FRI SEP 18 2026
DATE FRI 09/18/26 SAT 09/19/26 SUN 09/20/26
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 95 70 93 69 91
TEMP 72 71 85 93 92 81 75 73 71 70 82 91 91 80 74 72 70 69 80 88 90 81
DEWPT 69 69 73 73 73 73 72 71 70 70 74 74 73 73 71 70 69 69 73 73 72 72
RH 90 93 67 52 54 77 90 93 97100 77 58 56 79 90 93 97100 79 61 56 74
WIND DIR N N N E N NE NE N NE NE N N NE NE SW SW SW SW SW SW W S
WIND SPD 0 0 0 1 1 2 1 1 1 1 0 0 1 1 1 1 1 1 3 2 2 1
CLOUDS FW FW FW SC SC B1 B2 SC SC SC SC FW SC B1 SC SC SC SC FW SC SC SC
POP 12HR 20 20 30 20 30
QPF 12HR 0 0.21 0.03 0 0.02
RAIN SHWRS S C S S C C
TSTMS S C S S C C
HEAT INDEX 92102101 86 88101100 84 84 96 97 85
MAX HEAT 102 103 101 101 96 99
DATE MON 09/21/26 TUE 09/22/26 WED 09/23/26 THU 09/24/26
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 67 88 66 82 62 81
TEMP 71 69 88 81 70 68 85 78 68 66 80 74 65 63 78 72
DEWPT 70 69 72 71 69 68 73 71 68 66 71 68 65 62 66 64
PWIND DIR SW SW NW SW N NW N N
WIND CHAR LT LT LT LT LT LT LT LT
AVG CLOUDS SC SC SC SC B1 SC B1 SC SC SC B1 B1 SC B1 B1 SC
POP 12HR 10 30 50 70 50 50 20 20
RAIN SHWRS C C C C L C C C S S
TSTMS C C C S C S
TNZ099-182000-
CHATTANOOGA AIRPORT-HAMILTON TN
35.03N 85.22W ELEV. 688 FT
226 AM EDT FRI SEP 18 2026
DATE FRI 09/18/26 SAT 09/19/26 SUN 09/20/26
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 98 73 98 71 95
TEMP 75 74 88 96 98 89 80 77 75 73 87 96 96 85 78 75 73 72 84 92 94 86
DEWPT 70 70 72 70 69 71 71 71 71 70 72 71 70 71 72 71 71 70 72 71 70 71
RH 84 87 59 43 39 56 74 82 87 90 61 45 43 63 82 87 93 93 67 51 46 61
WIND DIR N N N N N NW N N N NE NE N NW N SE S S S S S W S
WIND SPD 0 0 1 4 4 3 1 1 1 1 1 3 3 3 1 2 2 2 3 2 2 2
CLOUDS FW CL CL FW FW FW FW SC FW FW FW FW B2 B1 SC SC SC SC FW FW SC SC
POP 12HR 10 10 40 20 20
QPF 12HR 0 0 0.02 0 0
RAIN SHWRS C S S S S
TSTMS C S S S
HEAT INDEX 95103104 95 83 94104103 90 90 99100 91
MAX HEAT 103 104 90 104 104 87 99 102
DATE MON 09/21/26 TUE 09/22/26 WED 09/23/26 THU 09/24/26
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 96 70 93 68 88 64 85
TEMP 74 71 93 86 74 71 90 83 72 69 86 80 68 65 82 78
DEWPT 71 70 70 69 70 70 71 71 70 68 69 68 65 63 65 64
PWIND DIR S SW S SW NE N N N
WIND CHAR LT LT LT LT LT LT LT LT
AVG CLOUDS SC FW FW SC SC SC SC SC SC SC SC SC SC SC SC SC
POP 12HR 5 30 40 50 30 30 10 10
RAIN SHWRS C C S C C C
TSTMS C C C S S
NCZ060-182000-
TUSQUITEE RAWS-FORESTRY-CHEROKEE NC
35.07N 84.12W ELEV. 1600 FT
226 AM EDT FRI SEP 18 2026
DATE FRI 09/18/26 SAT 09/19/26 SUN 09/20/26
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 93 66 92 65 90
TEMP 67 66 82 91 89 79 72 69 67 66 81 90 87 76 70 68 67 65 79 88 84 74
DEWPT 66 65 71 70 70 70 70 68 66 66 71 70 69 70 70 68 67 65 71 71 71 71
RH 97 97 69 50 54 74 93 97 97100 72 52 55 82100100100100 77 57 65 90
MIN/MAX RH 49 100 50 100 57
WIND DIR N N N N N N N N N N N NW N W SE E E E N SW SW N
WIND DIR DEG 0 0 33 34 34 1 0 0 0 0 0 31 34 26 13 11 11 11 0 23 20 0
WIND SPD 0 0 1 3 3 1 0 0 0 0 0 3 3 1 2 1 1 1 0 1 1 0
CLOUDS FW SC FW FW FW FW SC SC SC SC FW SC SC B1 SC SC SC B1 SC SC SC SC
CLOUDS (%) 21 47 10 25 22 16 39 43 37 37 7 37 46 53 45 45 47 53 26 39 38 35
VSBY 7 9 10 10 10 10 10 7 7 7 10
POP 12HR 5 5 40 30 60
QPF 12HR 0 0 0.01 0.01 0.23
RAIN SHWRS S C C C C C S S L L
TSTMS S C S C C
HEAT INDEX 86 97 94 85 96 91 94 89
MAX HEAT 97 98 96 97 94 94
CHANCETHUNDER 5 5 40 20 40
MAX MIX HGT
AGL MIX HGT 5300 6500 4900
MAX VENT RT 32000 38900 19500
T WIND DIR N NE S
T WIND SPD 4 4 4
ADI 32 39 19
MAX LVORI 9 10 10
STABILITY G B B G G B B G F B B
CEILING NONE NONE NONE NONE NONE NONE NONE NONE NONE NONE NONE
STA PRES 28.07 28.02 27.96 27.95 27.94 27.92 27.94 27.92 27.92 27.91 27.88
DATE MON 09/21/26 TUE 09/22/26 WED 09/23/26 THU 09/24/26
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 63 89 63 87 61 80 57 80
TEMP 67 64 88 77 67 64 84 75 65 61 79 70 61 58 78 70
DEWPT 67 64 70 70 66 64 71 70 65 61 69 67 61 58 66 63
PWIND DIR N NW N W E W N NW
WIND CHAR LT LT LT LT LT LT LT LT
AVG CLOUDS SC SC SC SC SC B1 B2 SC SC SC B1 SC SC SC B2 SC
POP 12HR 10 60 30 80 40 60 20 20
RAIN SHWRS S L C C D C S S L S S
TSTMS C C C 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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