250
FOUS54 KMRX 180627
PFMMRX
POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE MORRISTOWN TN
226 AM EDT THU JUN 18 2026
TNZ017-182000-
TRI CITIES AIRPORT-SULLIVAN TN
36.50N 82.41W ELEV. 1536 FT
226 AM EDT THU JUN 18 2026
DATE THU 06/18/26 FRI 06/19/26 SAT 06/20/26
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 88 66 82 57 84
TEMP 69 72 79 84 83 77 71 69 68 68 72 79 82 77 65 60 57 61 73 81 84 79
DEWPT 63 68 70 71 71 69 68 67 67 67 68 65 60 60 59 57 56 58 60 58 57 62
RH 81 87 74 65 67 76 90 93 97 97 87 62 47 56 81 90 96 90 64 46 40 56
WIND DIR SW SW SW SW SW SW S SW W NW NW NW NW NW NW N N N NW W W SW
WIND SPD 5 16 21 19 13 9 2 1 2 4 5 10 11 6 0 0 0 0 2 4 5 3
WIND GUST 19 31 34 24
CLOUDS B1 B1 SC B1 B2 B2 B2 B2 B2 B1 SC SC FW FW SC SC SC FW FW FW FW SC
POP 12HR 80 90 30 0 0
QPF 12HR 0.09 0.19 0.01 0 0
RAIN SHWRS C C C D D C D L C
TSTMS S C L C S S
HEAT INDEX 89 88
MAX HEAT 91 92 82 83 82 84
DATE SUN 06/21/26 MON 06/22/26 TUE 06/23/26 WED 06/24/26
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 61 87 67 81 64 83 60 83
TEMP 63 65 84 83 70 69 77 76 67 66 79 78 64 63 80 79
DEWPT 59 60 64 68 66 68 72 69 66 65 64 64 59 61 62 65
PWIND DIR S SW SW SW W NW N W
WIND CHAR LT LT LT GN GN LT LT LT
AVG CLOUDS SC SC FW SC SC B1 B1 B1 B1 B1 B1 SC SC SC SC SC
POP 12HR 10 50 70 100 70 30 10 30
RAIN SHWRS C C L D D L C C C S C
TSTMS C C S C S S C
TNZ071-182000-
KNOXVILLE MCGHEE TYSON AIRPORT-BLOUNT TN
35.80N 83.98W ELEV. 979 FT
226 AM EDT THU JUN 18 2026
DATE THU 06/18/26 FRI 06/19/26 SAT 06/20/26
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 87 69 85 62 86
TEMP 76 76 80 84 83 78 74 72 71 69 75 82 85 80 71 65 62 64 77 84 86 82
DEWPT 70 71 73 74 73 71 70 69 70 69 70 68 64 64 62 61 60 61 62 61 61 65
RH 82 85 79 72 72 79 87 90 97100 84 63 50 58 73 87 93 90 60 46 43 56
WIND DIR SW SW SW SW SW SW SW SW W W NW NW NW N NE N N N NE N NW NE
WIND SPD 14 19 18 18 13 9 4 2 3 3 3 5 6 5 2 0 0 0 1 2 3 2
WIND GUST 28 29
CLOUDS B1 B2 B1 B2 B2 OV OV B2 B2 B2 SC FW FW SC SC SC SC SC FW SC SC SC
POP 12HR 70 60 20 0 5
QPF 12HR 0.17 0.07 0.01 0 0
RAIN SHWRS C L L C S C L S
TSTMS C C C C S S
HEAT INDEX 84 91 89 85
MAX HEAT 91 94 85 86 84 86
DATE SUN 06/21/26 MON 06/22/26 TUE 06/23/26 WED 06/24/26
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 66 88 71 82 68 84 64 85
TEMP 68 68 85 84 74 72 79 78 71 69 81 80 69 66 82 82
DEWPT 63 64 69 71 70 71 75 72 69 67 69 67 63 63 67 68
PWIND DIR SE SW SW SW W NW N NW
WIND CHAR LT LT GN BZ LT LT LT LT
AVG CLOUDS SC SC SC SC B1 B1 B2 B2 B2 B1 B1 SC SC SC B1 SC
POP 12HR 20 60 70 100 80 30 10 20
RAIN SHWRS S S L C L D D D C C C S S
TSTMS S C C S C C S S S
TNZ036-182000-
OAK RIDGE-ANDERSON TN
36.00N 84.24W ELEV. 913 FT
226 AM EDT THU JUN 18 2026
DATE THU 06/18/26 FRI 06/19/26 SAT 06/20/26
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 86 68 85 61 86
TEMP 75 75 81 85 82 77 73 71 70 70 76 83 85 79 68 63 61 64 77 84 86 80
DEWPT 71 72 73 75 74 71 70 69 69 69 69 67 64 64 62 60 59 61 63 63 63 67
RH 87 90 77 72 77 82 90 93 97 97 79 59 50 60 81 90 93 90 62 49 46 65
WIND DIR SW SW SW SW SW SW SW SW SW W NW NW NW N N N N N N E W NE
WIND SPD 11 11 12 12 10 5 3 2 2 2 2 3 5 3 2 1 1 0 0 1 1 1
WIND GUST 26 24 23 24 20 16
CLOUDS OV B2 B2 B2 B2 B2 OV B2 B1 B1 FW FW SC SC SC SC SC SC SC SC SC SC
POP 12HR 80 60 10 0 5
QPF 12HR 0.53 0.08 0 0 0
RAIN SHWRS L L L L C C C
TSTMS C L C C
HEAT INDEX 86 94 88 86
MAX HEAT 94 90 86 86 85 87
DATE SUN 06/21/26 MON 06/22/26 TUE 06/23/26 WED 06/24/26
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 87 70 83 66 85 63 85
TEMP 67 67 86 82 73 71 80 78 69 68 81 79 66 66 82 80
DEWPT 63 64 70 71 71 71 76 72 68 67 68 67 62 62 67 69
PWIND DIR N SW SW SW W N N W
WIND CHAR LT LT GN GN LT LT LT LT
AVG CLOUDS SC SC SC B1 B1 B1 B2 B2 B1 B1 B1 SC SC SC SC SC
POP 12HR 20 60 80 90 60 20 10 20
RAIN SHWRS S S L C D D D L S S S S S
TSTMS S L C S C C S S S
TNZ099-182000-
CHATTANOOGA AIRPORT-HAMILTON TN
35.03N 85.22W ELEV. 688 FT
226 AM EDT THU JUN 18 2026
DATE THU 06/18/26 FRI 06/19/26 SAT 06/20/26
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 85 70 86 65 87
TEMP 76 76 82 84 81 76 72 72 71 72 79 84 86 81 72 67 65 67 78 85 87 82
DEWPT 72 72 73 74 73 72 72 71 70 71 72 70 68 68 65 64 63 63 64 64 64 68
RH 87 87 74 72 77 87100 97 97 97 79 63 55 65 79 90 93 87 62 50 46 63
WIND DIR S S SW SW S S S S SW NW NW NW NW N N N N N NE N SW W
WIND SPD 8 8 10 11 10 5 2 1 1 1 3 4 6 4 2 1 1 1 1 2 2 1
WIND GUST 19 19 21
CLOUDS B1 B2 B1 B2 B2 B2 OV B1 B1 SC B1 SC SC B1 SC SC SC SC SC SC SC SC
POP 12HR 80 60 20 0 20
QPF 12HR 0.28 0.12 0 0 0.05
RAIN SHWRS C L L D L C S C S S S S
TSTMS S C C C C S S S
HEAT INDEX 87 91 86 88 89 84 85
MAX HEAT 91 88 88 89 86 88
DATE SUN 06/21/26 MON 06/22/26 TUE 06/23/26 WED 06/24/26
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 86 72 84 69 86 67 86
TEMP 70 71 84 82 74 73 81 79 72 71 83 81 70 68 83 82
DEWPT 67 67 72 74 73 73 76 73 71 69 70 69 67 66 68 70
PWIND DIR W SW SW SW W NW N NW
WIND CHAR LT LT LT GN LT LT LT LT
AVG CLOUDS SC SC SC B1 B1 B1 B2 B1 B1 B1 B1 SC SC SC SC SC
POP 12HR 20 80 70 80 50 30 10 20
RAIN SHWRS S S C D C L D D C S C C S S
TSTMS S S L C C C C S C S
NCZ060-182000-
TUSQUITEE RAWS-FORESTRY-CHEROKEE NC
35.07N 84.12W ELEV. 1600 FT
226 AM EDT THU JUN 18 2026
DATE THU 06/18/26 FRI 06/19/26 SAT 06/20/26
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 83 66 83 58 86
TEMP 71 71 78 82 78 73 69 68 68 68 74 81 82 77 66 61 58 60 76 83 85 79
DEWPT 70 70 72 73 72 69 69 68 67 68 70 68 66 64 62 61 58 59 62 59 60 65
RH 97 97 82 74 82 87100100 97100 87 65 58 64 87100100 96 62 44 43 62
MIN/MAX RH 74 100 58 100 41
WIND DIR S SW SW SW S S E N N W NW NW NW NW NW N N N N W W W
WIND DIR DEG 19 20 21 22 19 16 11 0 0 28 30 30 30 32 32 0 0 0 0 24 26 28
WIND SPD 4 4 6 6 5 3 1 0 0 2 5 6 8 4 1 0 0 0 0 2 3 1
WIND GUST 16 17 17 17 16
CLOUDS OV B2 B1 B2 B2 OV B2 OV B2 OV B1 FW B1 B1 SC SC SC SC SC SC SC SC
CLOUDS (%) 92 87 69 82 81 89 84 88 79 89 56 20 51 55 42 41 40 42 39 34 29 40
VSBY 10 10 10 6 6 4 7 3 7 7 10 10
POP 12HR 90 80 30 0 5
QPF 12HR 0.58 0.37 0.02 0 0
RAIN SHWRS S C C D D D C L S C
TSTMS C L C C C S
HEAT INDEX 87 84
MAX HEAT 87 84 84 84 83 85
CHANCETHUNDER 60 30 5 0 5
MAX MIX HGT
AGL MIX HGT 2500 5100 5500
MAX VENT RT 32200 57600 32700
T WIND DIR SW NW SW
T WIND SPD 13 11 4
ADI 32 58 33
MAX LVORI 8 9 9
STABILITY D C B D D B B G G A A
CEILING 14800 NONE NONE NONE NONE NONE NONE NONE NONE NONE NONE
STA PRES 27.83 27.84 27.76 27.75 27.84 27.87 27.89 27.91 27.93 27.90 27.86
DATE SUN 06/21/26 MON 06/22/26 TUE 06/23/26 WED 06/24/26
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 85 67 81 64 83 61 84
TEMP 65 65 82 78 68 68 77 75 67 66 80 76 64 63 81 77
DEWPT 62 63 69 70 68 68 74 71 67 66 68 67 63 63 66 68
PWIND DIR W SW S SW W NW NW W
WIND CHAR LT LT LT LT LT LT LT LT
AVG CLOUDS SC B1 SC B1 B1 B1 B2 B1 B2 B2 B2 SC SC B1 B1 SC
POP 12HR 20 70 80 90 80 40 10 30
RAIN SHWRS S C L C D D D D C C C S C
TSTMS S L C C C L 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
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