245
FOUS54 KMRX 211057
PFMMRX
POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE MORRISTOWN TN
656 AM EDT MON SEP 21 2026
TNZ017-212000-
TRI CITIES AIRPORT-SULLIVAN TN
36.50N 82.41W ELEV. 1536 FT
656 AM EDT MON SEP 21 2026
DATE MON 09/21/26 TUE 09/22/26 WED 09/23/26
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 88 65 83 63 76
TEMP 66 78 86 86 77 70 68 67 66 74 80 78 72 68 66 64 63 70 73 72 66
DEWPT 66 71 71 69 69 69 68 67 66 70 71 70 69 68 66 64 63 68 68 68 65
RH 100 79 61 57 76 97100100100 87 74 76 90100100100100 93 84 87 97
WIND DIR SE SW W W S NE E E NE N NW N NE NE E E E E E E E
WIND SPD 0 2 3 3 2 1 1 0 1 1 2 3 3 3 2 3 3 4 5 5 9
CLOUDS SC FW FW FW B1 B2 B1 B1 B2 B2 B1 SC B1 B2 B1 B1 B2 B1 B1 B1 B1
POP 12HR 30 60 80 70 90
QPF 12HR 0 0.17 0.23 0.08 0.56
RAIN SHWRS S S S L L C S S S C L L L L L D D D D L
TSTMS S S S C C S S C C S S S S C C S
HEAT INDEX 91 90 83
MAX HEAT 92 94 85 87
DATE THU 09/24/26 FRI 09/25/26 SAT 09/26/26 SUN 09/27/26
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 58 73 53 72 49 72 48 74
TEMP 61 58 70 65 57 54 69 65 53 50 70 63 51 49 71 65
DEWPT 60 58 64 60 56 54 58 55 52 49 53 51 50 48 54 54
PWIND DIR E E NE N NE N NE N
WIND CHAR LT LT LT LT LT LT LT LT
AVG CLOUDS B1 B1 B1 SC SC SC SC SC FW FW SC FW FW FW SC SC
POP 12HR 60 30 5 10 0 0 0 5
RAIN SHWRS L C C C
TSTMS S
TNZ071-212000-
KNOXVILLE MCGHEE TYSON AIRPORT-BLOUNT TN
35.80N 83.98W ELEV. 979 FT
656 AM EDT MON SEP 21 2026
DATE MON 09/21/26 TUE 09/22/26 WED 09/23/26
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 92 69 89 67 81
TEMP 71 81 90 90 81 75 72 71 69 78 86 84 75 72 70 69 67 72 79 77 71
DEWPT 69 72 72 71 71 70 70 69 69 72 73 72 71 70 69 68 67 71 71 71 69
RH 93 74 56 54 72 84 93 93100 82 65 67 87 93 97 97100 97 77 82 93
WIND DIR S SW W W SW N E NE E N NW N NE NE NE NE N N NW N NE
WIND SPD 2 2 2 3 3 2 1 1 1 0 2 4 4 3 2 1 1 1 2 3 3
CLOUDS SC FW SC SC B2 B1 B2 B2 B1 SC B1 B2 B1 B1 B1 B1 B1 B1 B1 SC B1
POP 12HR 30 40 80 70 90
QPF 12HR 0.03 0.07 0.21 0.05 0.33
RAIN SHWRS S S C C S S S C C C L L L L D D L
TSTMS S S C C S S C S S S C C S
HEAT INDEX 85 97 96 85 93 90
MAX HEAT 97 100 93 96
DATE THU 09/24/26 FRI 09/25/26 SAT 09/26/26 SUN 09/27/26
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 77 59 77 55 75 53 76
TEMP 66 63 74 72 63 60 74 70 59 55 73 67 57 54 74 68
DEWPT 66 63 68 65 62 59 63 60 56 54 57 56 54 52 57 57
PWIND DIR NE NE NE N NE NE NE NE
WIND CHAR LT LT LT LT LT LT LT LT
AVG CLOUDS B1 B2 B1 SC FW SC B1 SC SC FW SC FW SC SC SC SC
POP 12HR 60 50 10 10 0 0 5 5
RAIN SHWRS L C C C
TSTMS S S
TNZ036-212000-
OAK RIDGE-ANDERSON TN
36.00N 84.24W ELEV. 913 FT
656 AM EDT MON SEP 21 2026
DATE MON 09/21/26 TUE 09/22/26 WED 09/23/26
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 91 68 87 66 80
TEMP 70 80 89 88 79 73 71 69 68 77 84 82 73 70 68 67 66 72 77 76 70
DEWPT 69 73 73 72 72 71 70 69 68 73 73 73 72 70 68 67 66 71 72 71 69
RH 97 79 59 59 79 93 97100100 87 70 74 97100100100100 97 85 85 97
WIND DIR SW SW SW SW SW NE NE N N N NW N NE N N N N N N N N
WIND SPD 1 2 2 2 1 1 1 0 0 0 1 2 2 2 2 1 1 0 2 2 3
CLOUDS B1 FW SC SC B1 B2 B1 OV B1 B1 B1 SC B1 SC SC B1 B2 B2 B1 B1 B1
POP 12HR 40 40 70 60 80
QPF 12HR 0 0.02 0.16 0.07 0.22
RAIN SHWRS S C C C S S S C C C C L L L L D D C
TSTMS S C C S S C C S S C C S
HEAT INDEX 84 97 95 90 87
MAX HEAT 97 97 90 92
DATE THU 09/24/26 FRI 09/25/26 SAT 09/26/26 SUN 09/27/26
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 62 78 58 77 53 75 53 77
TEMP 66 62 75 70 61 59 74 68 58 54 73 66 56 54 75 68
DEWPT 66 62 68 65 61 58 62 59 55 53 57 56 52 51 58 58
PWIND DIR NE NE NE NE NE NE NE NE
WIND CHAR LT LT LT LT LT LT LT LT
AVG CLOUDS B1 B2 B1 SC SC SC B1 SC SC FW FW FW SC SC SC SC
POP 12HR 50 50 5 10 0 0 5 5
RAIN SHWRS C C C C
TSTMS S S
TNZ099-212000-
CHATTANOOGA AIRPORT-HAMILTON TN
35.03N 85.22W ELEV. 688 FT
656 AM EDT MON SEP 21 2026
DATE MON 09/21/26 TUE 09/22/26 WED 09/23/26
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 94 71 92 69 85
TEMP 72 83 91 93 84 77 73 72 71 81 90 88 79 74 71 70 69 76 82 83 74
DEWPT 71 73 72 71 72 72 71 71 70 72 72 72 72 71 70 70 69 71 71 70 70
RH 97 72 54 49 67 85 93 97 97 74 56 59 79 90 97100100 85 69 65 87
WIND DIR S S SE SW W W N N N SE NW N N N N NE N NE N N N
WIND SPD 1 1 2 3 2 1 0 0 0 1 2 4 3 3 2 1 1 2 3 4 3
CLOUDS SC SC SC B1 B2 B1 B1 B2 SC SC SC SC SC SC SC B1 B1 B1 SC SC SC
POP 12HR 50 40 70 40 70
QPF 12HR 0.09 0.05 0.08 0.01 0.11
RAIN SHWRS C C C C C C C C C C C C C L L C
TSTMS C C C S S C S S S C C S
HEAT INDEX 89 99100 90 85 97 95 86 87
MAX HEAT 99 100 84 97 99 86 88
DATE THU 09/24/26 FRI 09/25/26 SAT 09/26/26 SUN 09/27/26
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 64 81 61 81 58 81 57 83
TEMP 67 64 78 75 64 62 79 74 62 59 78 73 61 58 79 74
DEWPT 67 64 67 66 64 61 64 62 59 57 58 57 55 54 57 56
PWIND DIR NE E SE N N N NE NE
WIND CHAR LT LT LT LT LT LT LT LT
AVG CLOUDS B1 B1 SC FW FW SC SC SC SC FW FW SC SC SC SC SC
POP 12HR 30 30 10 5 0 0 5 5
RAIN SHWRS C S C
TSTMS S
NCZ060-212000-
TUSQUITEE RAWS-FORESTRY-CHEROKEE NC
35.07N 84.12W ELEV. 1600 FT
656 AM EDT MON SEP 21 2026
DATE MON 09/21/26 TUE 09/22/26 WED 09/23/26
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 64 87 62 80
TEMP 65 78 87 84 74 69 68 66 64 76 84 81 71 68 66 64 62 71 78 75 68
DEWPT 65 72 72 71 71 69 68 66 64 72 72 72 71 68 66 64 62 71 71 70 68
RH 100 82 61 65 90100100100100 87 67 74100100100100100100 79 84100
MIN/MAX RH 57 100 65 100 79
WIND DIR N N NW S N N N N N N W W N N N N N SE SW SW E
WIND DIR DEG 0 0 30 18 0 0 0 0 0 0 27 26 0 0 0 0 0 15 20 22 9
WIND SPD 0 0 1 1 0 0 0 0 0 0 2 2 0 0 0 0 0 1 2 2 1
CLOUDS SC FW SC SC B1 B2 B1 B2 B2 B1 B1 B1 SC SC B1 B1 B2 B1 B1 B1 B1
CLOUDS (%) 45 11 43 45 58 72 64 83 83 62 62 57 50 46 57 65 72 60 64 55 53
VSBY 7 10 10 10 10 7 7 7 7 10
POP 12HR 50 40 80 60 90
QPF 12HR 0.03 0.17 0.34 0.05 0.34
RAIN SHWRS C C C C C C L L C C L L L L D D C
TSTMS C C C S S S C C S S C C S
HEAT INDEX 94 89 90 85
MAX HEAT 94 94 90 91
CHANCETHUNDER 50 30 40 20 40
MAX MIX HGT
AGL MIX HGT 4600 3500 3000
MAX VENT RT 13700 14000 11800
T WIND DIR S S S
T WIND SPD 3 3 4
ADI 14 14 12
MAX LVORI 10 10 10
STABILITY G B B F D B B F F B B
CEILING NONE NONE NONE NONE NONE NONE NONE NONE 23500 23500 NONE
STA PRES 27.90 27.88 27.86 27.89 27.92 27.92 27.92 27.95 27.99 28.00 27.99
DATE THU 09/24/26 FRI 09/25/26 SAT 09/26/26 SUN 09/27/26
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 58 76 55 76 52 75 50 76
TEMP 62 58 73 67 59 57 73 66 56 52 74 65 53 51 75 64
DEWPT 62 58 67 65 59 57 63 59 56 52 57 55 52 50 56 55
PWIND DIR SE N SE NW N NW N NW
WIND CHAR LT LT LT LT LT LT LT LT
AVG CLOUDS B1 B2 B1 SC SC SC B2 SC FW SC SC SC FW SC B1 SC
POP 12HR 50 60 20 10 0 5 5 5
RAIN SHWRS C S C L S
TSTMS 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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