855
FOUS54 KMRX 251827
PFMMRX
POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE MORRISTOWN TN
227 PM EDT TUE AUG 25 2026
TNZ017-260800-
TRI CITIES AIRPORT-SULLIVAN TN
36.50N 82.41W ELEV. 1536 FT
227 PM EDT TUE AUG 25 2026
DATE 08/25/26 WED 08/26/26 THU 08/27/26 FRI
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 58 87 66 86 66
TEMP 84 75 64 60 58 60 76 84 86 78 70 68 66 67 77 83 84 77 70 68 66 67
DEWPT 54 57 57 57 57 59 64 65 64 65 66 66 65 66 68 69 68 68 68 67 66 67
RH 36 54 78 90 96 96 66 53 48 64 87 93 97 97 74 63 59 74 93 97100100
WIND DIR N N E E E E S SW SW S SE SE E E SW W SW S SE N N N
WIND SPD 3 0 1 2 2 2 1 6 5 3 2 1 0 1 2 5 4 2 0 0 0 0
CLOUDS CL FW FW FW FW SC FW SC SC SC SC SC B1 B2 B1 B1 B2 B2 B2 B2 B2 B2
POP 12HR 0 10 5 40 50
QPF 12HR 0 0 0 0.03 0.02
RAIN SHWRS C C C C S S S
TSTMS C C C S
HEAT INDEX 87 87
MAX HEAT 83 87 89 89 90
DATE 08/28 SAT 08/29/26 SUN 08/30/26 MON 08/31/26 TUE 09/01/26
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 84 63 86 63 88 66 89 68 89
TEMP 82 76 66 64 83 78 66 65 85 81 68 67 86 82 70 69 87 82
DEWPT 70 68 66 64 68 66 66 65 68 67 66 67 69 68 67 67 70 69
PWIND DIR NW NE NE E SW S SW SW SW
WIND CHAR LT LT LT LT LT LT LT LT LT
AVG CLOUDS B2 B1 B1 SC B1 SC SC FW SC FW FW FW SC FW SC FW B1 SC
POP 12HR 60 10 30 5 10 0 20 0 20
RAIN SHWRS S L S C S S S
TSTMS S C C S S
TNZ071-260800-
KNOXVILLE MCGHEE TYSON AIRPORT-BLOUNT TN
35.80N 83.98W ELEV. 979 FT
227 PM EDT TUE AUG 25 2026
DATE 08/25/26 WED 08/26/26 THU 08/27/26 FRI
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 70 89 70
TEMP 87 79 72 68 66 66 81 89 89 82 76 73 71 71 81 88 86 79 75 72 71 70
DEWPT 56 59 60 61 61 62 65 67 65 65 68 68 68 68 70 71 70 70 71 70 70 70
RH 35 50 66 78 84 87 58 48 45 56 76 84 90 90 69 57 59 74 87 93 97100
WIND DIR N NE E N NE NE N W SW S S S S SE SW SW SW SW SW SW N N
WIND SPD 4 3 2 1 1 1 0 5 5 3 2 1 1 1 2 4 5 3 2 1 0 0
CLOUDS CL CL FW FW SC SC FW SC SC SC SC B1 SC SC B1 B1 B2 B2 B2 B2 B2 B2
POP 12HR 0 5 20 50 60
QPF 12HR 0 0 0 0.06 0.06
RAIN SHWRS S S C C L L S S S
TSTMS S C C C S
HEAT INDEX 92 85 94 91
MAX HEAT 86 92 94 94 94
DATE 08/28 SAT 08/29/26 SUN 08/30/26 MON 08/31/26 TUE 09/01/26
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 67 90 68 91 71 92 72 93
TEMP 85 80 71 68 87 83 71 69 88 85 74 72 90 86 75 73 90 86
DEWPT 71 70 69 68 70 68 68 68 70 68 69 69 71 69 70 69 72 70
PWIND DIR N NE NE SE SW S SW S SW
WIND CHAR LT LT LT LT LT LT LT LT LT
AVG CLOUDS B1 B1 B1 SC SC SC SC SC SC FW SC SC SC FW SC SC SC SC
POP 12HR 60 10 30 5 10 0 20 0 20
RAIN SHWRS S L S C S S S
TSTMS S C S S S
TNZ036-260800-
OAK RIDGE-ANDERSON TN
36.00N 84.24W ELEV. 913 FT
227 PM EDT TUE AUG 25 2026
DATE 08/25/26 WED 08/26/26 THU 08/27/26 FRI
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 64 91 69 88 69
TEMP 87 79 70 66 65 64 79 88 90 82 74 71 70 70 80 86 84 77 73 70 69 69
DEWPT 57 61 61 60 59 60 66 67 66 67 69 68 68 68 71 71 71 70 71 70 69 69
RH 36 54 73 81 81 87 64 50 45 61 84 90 93 93 74 61 65 79 93100100100
WIND DIR N E NE NE NE NE N SW SW S N N SW SW SW SW SW SW W N N W
WIND SPD 0 1 2 1 1 1 0 3 2 1 0 0 1 1 2 3 2 1 1 0 0 1
CLOUDS CL FW FW FW SC SC SC SC SC SC SC B1 SC B1 B1 B2 B2 B2 B2 B2 B2 B2
POP 12HR 0 5 20 60 60
QPF 12HR 0 0 0 0.05 0.05
RAIN SHWRS S S S L L L L S S S
TSTMS S S C C C S
HEAT INDEX 91 93 85 83 91 89
MAX HEAT 86 91 93 91 93
DATE 08/28 SAT 08/29/26 SUN 08/30/26 MON 08/31/26 TUE 09/01/26
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 65 89 67 91 70 92 70 92
TEMP 84 79 69 66 85 80 69 68 87 83 73 71 89 84 73 71 90 85
DEWPT 72 70 68 66 70 67 67 67 70 69 69 69 72 70 69 70 72 70
PWIND DIR N NE NE NE S S SW S SW
WIND CHAR LT LT LT LT LT LT LT LT LT
AVG CLOUDS B1 B1 SC SC SC FW FW SC SC FW FW FW SC SC SC SC SC SC
POP 12HR 50 10 20 0 5 0 20 0 20
RAIN SHWRS S C S S S
TSTMS S C S S S
TNZ099-260800-
CHATTANOOGA AIRPORT-HAMILTON TN
35.03N 85.22W ELEV. 688 FT
227 PM EDT TUE AUG 25 2026
DATE 08/25/26 WED 08/26/26 THU 08/27/26 FRI
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 94 72 90 71
TEMP 91 84 75 71 70 69 82 92 93 86 78 74 73 72 82 88 86 79 75 72 72 71
DEWPT 59 62 65 64 63 64 67 68 67 68 71 71 70 71 73 72 72 72 73 72 72 71
RH 34 48 71 79 78 84 61 46 43 55 79 90 90 97 74 59 63 79 94100100100
WIND DIR N NE N N NE N S SW SW SE SE S S SE S S S S S S S N
WIND SPD 2 2 1 1 1 0 1 2 3 2 1 1 1 1 2 4 4 3 1 1 1 0
CLOUDS CL FW CL FW FW FW SC SC SC SC B1 B1 B1 B2 B1 B2 B2 B2 B2 B2 B2 B1
POP 12HR 0 5 30 70 60
QPF 12HR 0 0 0.01 0.56 0.04
RAIN SHWRS S S S S L L L L S S C
TSTMS S S S C L C S
HEAT INDEX 85 96 97 89 87 95 92
MAX HEAT 90 96 97 84 95 96
DATE 08/28 SAT 08/29/26 SUN 08/30/26 MON 08/31/26 TUE 09/01/26
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 70 93 72 94 72 95
TEMP 88 81 71 69 86 82 72 71 89 85 74 73 91 86 75 73 92 87
DEWPT 72 71 71 69 70 69 70 70 71 69 71 71 72 70 72 71 72 71
PWIND DIR N N NE SE S SE S S SW
WIND CHAR LT LT LT LT LT LT LT LT LT
AVG CLOUDS B1 SC SC SC SC FW FW SC SC SC SC SC FW FW SC SC SC SC
POP 12HR 60 20 20 5 10 0 20 0 30
RAIN SHWRS C L S S S S S C
TSTMS S C S S S C
NCZ060-260800-
TUSQUITEE RAWS-FORESTRY-CHEROKEE NC
35.07N 84.12W ELEV. 1600 FT
227 PM EDT TUE AUG 25 2026
DATE 08/25/26 WED 08/26/26 THU 08/27/26 FRI
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 61 89 66 86 66
TEMP 88 78 67 65 63 62 78 86 85 75 70 68 67 67 78 84 82 73 70 68 67 66
DEWPT 62 65 63 61 61 62 68 69 70 70 69 68 67 67 72 71 71 70 70 68 67 66
RH 42 64 87 87 93100 71 57 61 84 97100100100 82 65 69 90100100100100
MAX/MIN RH 100 55 100 63 100
WIND DIR NW NW N N E E SE SW W E SE E SE E N SW S N N N N N
WIND DIR DEG 31 32 0 0 10 11 15 23 27 11 12 11 12 10 0 20 17 0 0 0 0 0
WIND SPD 2 1 0 0 1 2 1 3 2 1 1 1 1 1 0 2 2 0 0 0 0 0
CLOUDS FW CL FW FW SC SC FW SC B1 B1 SC B1 B1 B2 B1 B1 B2 B2 OV OV OV OV
CLOUDS (%) 6 1 7 16 28 32 17 40 53 60 42 68 53 77 62 67 78 80 88 92 92 92
VSBY 10 10 10 10 9 7 10 10 10 10 10
POP 12HR 0 20 30 70 60
QPF 12HR 0 0 0 0.32 0.04
RAIN SHWRS S S C C L L L L C C C
TSTMS S S C C C C C S
HEAT INDEX 90 90 89 86
MAX HEAT 88 90 93 89 90
CHANCETHUNDER 0 20 30 50 30
MAX MIX HGT
AGL MIX HGT 5400 4100
MAX VENT RT 27100 20600
T WIND DIR S S
T WIND SPD 4 4
ADI 27 21
MAX LVORI 7 10
STABILITY A G G A B F F B B D D
CEILING NONE NONE NONE NONE 23500 NONE NONE NONE NONE NONE NONE
STA PRES 27.92 27.93 27.96 27.93 27.91 27.91 27.92 27.91 27.86 27.90 27.93
DATE 08/28 SAT 08/29/26 SUN 08/30/26 MON 08/31/26 TUE 09/01/26
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 86 64 86 65 87 65 89 67 90
TEMP 84 75 67 65 83 75 67 66 84 78 68 66 86 79 69 68 88 80
DEWPT 71 70 67 65 71 70 67 66 71 70 68 66 72 70 68 67 71 71
PWIND DIR NW N SW SE S N SW N W
WIND CHAR LT LT LT LT LT LT LT LT LT
AVG CLOUDS B2 B1 SC B1 B1 SC SC SC B1 SC SC SC B1 FW SC SC B1 SC
POP 12HR 80 20 40 10 30 5 30 0 30
RAIN SHWRS C D S S C C S C S C C
TSTMS S C S C C 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
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