227
FOUS54 KMRX 072027
PFMMRX
POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE MORRISTOWN TN
427 PM EDT FRI AUG 7 2026
TNZ017-080800-
TRI CITIES AIRPORT-SULLIVAN TN
36.50N 82.41W ELEV. 1536 FT
427 PM EDT FRI AUG 7 2026
DATE 08/07/26 SAT 08/08/26 SUN 08/09/26 MON
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 68 85 68 87 68
TEMP 85 78 72 69 68 70 79 83 84 80 72 70 69 70 78 84 86 82 73 70 68 70
DEWPT 69 70 68 68 68 68 71 72 71 72 70 69 68 69 71 72 71 72 70 69 68 69
RH 59 76 87 97100 93 77 70 65 77 93 97 97 97 79 67 61 72 90 97100 97
WIND DIR SW S SE SE N S SW W W S S N S S SW W W S N N N SE
WIND SPD 5 3 1 0 0 0 5 6 6 3 1 0 0 0 4 5 4 2 0 0 0 0
CLOUDS B1 B1 SC SC B1 SC SC SC SC SC SC B1 B2 B2 B1 SC SC SC SC SC SC SC
POP 12HR 10 40 20 30 10
QPF 12HR 0 0 0 0 0
RAIN SHWRS C S S S C C C C C
TSTMS C S S S C S C C
HEAT INDEX 89 89 89 90 92 86
MAX HEAT 96 90 92 92 94
DATE 08/10 TUE 08/11/26 WED 08/12/26 THU 08/13/26 FRI 08/14/26
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 87 69 86 69 83 68 83 67 82
TEMP 85 82 71 70 84 80 71 70 81 77 70 70 80 77 70 69 79 76
DEWPT 72 72 70 69 73 72 70 69 73 72 70 70 73 72 69 69 71 71
PWIND DIR SW SW SW SW W SW W SW W
WIND CHAR LT LT LT LT GN LT GN LT LT
AVG CLOUDS SC SC SC FW SC SC B1 B1 B2 B2 B2 B2 B2 B2 B2 B2 B2 B2
POP 12HR 20 5 50 50 70 70 70 50 60
RAIN SHWRS S S C C C L L L C C L C C C L
TSTMS S S C C S C S S C S S C
TNZ071-080800-
KNOXVILLE MCGHEE TYSON AIRPORT-BLOUNT TN
35.80N 83.98W ELEV. 979 FT
427 PM EDT FRI AUG 7 2026
DATE 08/07/26 SAT 08/08/26 SUN 08/09/26 MON
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 71 89 72 91 73
TEMP 75 75 72 72 72 72 83 88 88 83 77 74 73 73 83 89 91 86 78 75 74 73
DEWPT 71 71 70 70 70 70 72 73 73 73 72 71 70 70 73 73 73 73 72 72 71 71
RH 87 87 93 93 93 93 70 61 61 72 85 90 90 90 72 59 56 65 82 90 90 93
WIND DIR SW SW S SW SW S SW W W SW S S S S W W W S S S S S
WIND SPD 5 4 3 2 1 1 5 4 4 3 2 1 1 1 2 2 4 2 2 1 1 1
CLOUDS SC SC FW FW SC SC SC B1 B1 B1 SC SC B1 B1 SC SC SC SC SC SC SC SC
POP 12HR 5 30 10 30 10
QPF 12HR 0 0 0 0 0
RAIN SHWRS S S C C C
TSTMS S S C C C
HEAT INDEX 88 96 96 89 89 97100 93
MAX HEAT 96 97 84 97 100 89
DATE 08/10 TUE 08/11/26 WED 08/12/26 THU 08/13/26 FRI 08/14/26
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 91 74 89 73 88 73 88 72 86
TEMP 90 86 76 75 88 84 76 74 86 82 75 73 85 81 74 72 84 80
DEWPT 74 73 72 71 74 73 72 72 76 73 72 72 75 73 72 71 74 73
PWIND DIR SW SW SW SW SW SW SW SW SW
WIND CHAR LT LT LT LT GN LT GN LT LT
AVG CLOUDS SC SC SC FW SC SC B1 SC B1 B1 B1 B1 B2 B1 B2 B2 B2 B2
POP 12HR 30 10 50 50 70 60 70 50 70
RAIN SHWRS C C C C C L L L C C L C C C L
TSTMS C S C C S C S S C C S C
TNZ036-080800-
OAK RIDGE-ANDERSON TN
36.00N 84.24W ELEV. 913 FT
427 PM EDT FRI AUG 7 2026
DATE 08/07/26 SAT 08/08/26 SUN 08/09/26 MON
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 89 71 91 72
TEMP 87 82 75 72 71 72 82 87 89 83 76 73 72 73 82 89 91 85 77 74 73 72
DEWPT 72 72 71 70 70 71 74 74 74 73 72 71 70 71 74 75 74 75 73 72 71 72
RH 61 72 87 93 97 97 77 65 61 72 87 93 93 93 77 64 58 72 87 93 93100
WIND DIR SW SW SW W SW SW SW SW SW SW SW SW N SW SW SW SW SW N N N N
WIND SPD 3 2 2 1 1 1 3 3 2 2 1 1 0 1 1 2 2 1 0 0 0 0
CLOUDS SC B1 FW SC SC B1 SC SC SC B1 SC B1 B2 B1 B1 SC SC SC SC SC SC SC
POP 12HR 5 40 10 30 5
QPF 12HR 0 0 0 0 0
RAIN SHWRS C C C S S S C C
TSTMS C C C S S C C
HEAT INDEX 94 87 88 95 98 89 88 99101 94
MAX HEAT 97 83 95 98 99 101 89
DATE 08/10 TUE 08/11/26 WED 08/12/26 THU 08/13/26 FRI 08/14/26
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 91 72 89 72 88 71 87 70 86
TEMP 88 84 74 73 87 83 74 72 86 82 73 72 84 80 73 72 83 80
DEWPT 75 74 72 72 75 74 72 72 76 74 72 72 75 74 72 71 75 73
PWIND DIR SW SW SW SW SW SW SW SW SW
WIND CHAR LT LT LT LT LT LT LT LT LT
AVG CLOUDS SC SC SC FW SC SC SC SC B1 B1 B1 B1 B2 B2 B2 B2 B2 B2
POP 12HR 20 5 50 50 70 50 70 50 70
RAIN SHWRS S C C C C L L C C C L C C C L
TSTMS S C C C S C C C S C C S C
TNZ099-080800-
CHATTANOOGA AIRPORT-HAMILTON TN
35.03N 85.22W ELEV. 688 FT
427 PM EDT FRI AUG 7 2026
DATE 08/07/26 SAT 08/08/26 SUN 08/09/26 MON
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 91 73 93 74
TEMP 75 74 72 73 72 73 83 89 89 84 77 75 74 74 84 91 92 87 79 76 75 74
DEWPT 72 72 72 71 71 72 74 74 73 74 74 73 72 72 75 74 73 75 74 73 73 73
RH 90 93100 93 97 97 74 61 59 72 90 94 93 93 74 58 54 68 85 90 94 97
WIND DIR SW S S N N N S SW SW S N N N N S SW SW SW N N N N
WIND SPD 5 3 1 0 0 0 2 2 3 2 0 0 0 0 1 2 3 2 0 0 0 0
CLOUDS B1 SC FW FW SC SC SC B1 B2 SC SC SC SC SC SC SC SC SC FW SC SC SC
POP 12HR 5 40 10 30 10
QPF 12HR 0 0.08 0 0.04 0
RAIN SHWRS C C S S S C C S
TSTMS C C S S C C
HEAT INDEX 90 98 97 91 92101101 96
MAX HEAT 98 101 87 101 102 94
DATE 08/10 TUE 08/11/26 WED 08/12/26 THU 08/13/26 FRI 08/14/26
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 74 91 74 91 74 90 73 89
TEMP 89 85 76 75 88 85 76 74 88 84 76 75 88 84 75 74 87 83
DEWPT 75 75 73 73 75 75 74 73 76 75 74 73 76 75 74 73 75 75
PWIND DIR SW SW SW SW SW SW SW SW W
WIND CHAR LT LT LT LT LT LT LT LT LT
AVG CLOUDS SC SC SC SC SC SC B1 SC SC B1 B1 B1 B1 B1 B2 B1 B1 B1
POP 12HR 30 20 50 30 60 40 60 30 60
RAIN SHWRS S C S S C C S C C L C C S L C S C L
TSTMS S C S C C S S C C C S C C S C
NCZ060-080800-
TUSQUITEE RAWS-FORESTRY-CHEROKEE NC
35.07N 84.12W ELEV. 1600 FT
427 PM EDT FRI AUG 7 2026
DATE 08/07/26 SAT 08/08/26 SUN 08/09/26 MON
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 87 67 89 67
TEMP 79 73 70 68 68 68 80 86 83 76 71 69 68 68 81 88 86 78 72 70 69 68
DEWPT 71 71 69 67 68 68 73 73 73 72 70 69 68 68 73 73 73 73 71 70 69 68
RH 77 93 97 97100100 79 65 72 87 97100100100 77 61 65 85 97100100100
MAX/MIN RH 100 65 100 61 100
WIND DIR S SE SE N N N N SW S N N N N N N W W N N N N N
WIND DIR DEG 18 15 14 0 0 0 0 22 18 0 0 0 0 0 0 28 24 0 0 0 0 0
WIND SPD 2 1 1 0 0 0 0 1 1 0 0 0 0 0 0 1 1 0 0 0 0 0
CLOUDS B1 SC SC SC B1 SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC B1 SC
CLOUDS (%) 59 40 35 26 53 47 47 32 40 34 27 43 43 31 26 40 47 41 30 41 52 46
VSBY 6 10 10 8 7 7 10 10 10 10 10
POP 12HR 10 60 10 50 10
QPF 12HR 0 0.12 0 0.08 0
RAIN SHWRS L C C C C S
TSTMS C C C C C
HEAT INDEX 84 93 89 86 96 93
MAX HEAT 93 92 96 96
CHANCETHUNDER 10 60 10 50 10
MAX MIX HGT
AGL MIX HGT 4300 4500
MAX VENT RT 14500 22600
T WIND DIR SW W
T WIND SPD 4 4
ADI 15 23
MAX LVORI 10 10
STABILITY A G G A A G G A A G G
CEILING NONE NONE NONE NONE NONE NONE NONE NONE NONE NONE NONE
STA PRES 28.05 28.05 28.06 28.05 28.00 28.00 28.02 28.01 27.98 28.01 28.04
DATE 08/10 TUE 08/11/26 WED 08/12/26 THU 08/13/26 FRI 08/14/26
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 68 87 68 86 68 86 68 85
TEMP 87 80 70 69 85 79 70 69 84 78 70 70 84 77 70 69 83 77
DEWPT 73 73 70 69 74 73 70 69 75 73 70 70 75 73 70 69 74 72
PWIND DIR W N W N W SW W N W
WIND CHAR LT LT LT LT LT LT LT LT LT
AVG CLOUDS SC SC SC SC B1 SC B1 SC B1 B1 B1 B1 B2 B1 B1 B2 B2 B1
POP 12HR 50 20 50 30 60 50 70 40 60
RAIN SHWRS S C S S C C S C C L C C C L C C C L
TSTMS S C S C C S C C S S C C S 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