748
FOUS54 KMRX 181827
PFMMRX
POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE MORRISTOWN TN
126 PM EST WED FEB 18 2026
TNZ017-190900-
TRI CITIES AIRPORT-SULLIVAN TN
36.50N 82.41W ELEV. 1536 FT
126 PM EST WED FEB 18 2026
DATE 02/18/26 THU 02/19/26 FRI 02/20/26 SAT
EST 3HRLY 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07
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 53 69 56 66 44
TEMP 60 59 56 55 54 54 57 64 68 63 57 58 57 58 61 65 65 58 50 48 46 44
DEWPT 52 53 53 54 53 54 57 59 58 56 54 53 56 57 55 46 42 40 39 39 41 40
RH 75 80 90 96 96100100 84 70 78 90 83 96 96 81 50 43 51 66 71 83 86
WIND DIR SW SW SW SW SE SE SE SW SW SW S S SW SW W W W W SW SW SW NW
WIND SPD 10 5 2 1 1 2 3 6 8 3 4 5 6 10 13 16 14 6 4 2 2 2
WIND GUST 24 27
CLOUDS OV OV OV OV OV OV OV B1 SC SC B1 B2 B2 OV B1 SC SC B1 SC B1 B2 B2
POP 12HR 80 70 70 40 20
QPF 12HR 0.11 0.16 0.15 0.06 0.09
RAIN SHWRS S C C L L L C C L L C C S S S
TSTMS S
DATE 02/21 SUN 02/22/26 MON 02/23/26 TUE 02/24/26 WED 02/25/26
EST 6HRLY 13 19 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19
UTC 6HRLY 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
MAX/MIN 59 35 43 26 37 22 45 26 51
TEMP 55 53 42 36 40 37 29 26 34 32 26 22 41 38 28 27 48 46
DEWPT 40 38 34 32 25 21 21 18 17 16 17 16 18 21 21 21 27 29
PWIND DIR NW N NW NW NW NW W SE SW
WIND CHAR LT LT GN GN GN LT LT LT LT
AVG CLOUDS B1 SC B1 B1 B1 B1 B2 B2 B2 B1 B1 SC SC SC SC B1 B2 B2
POP 12HR 20 20 20 30 20 5 0 5 20
RAIN SHWRS S S S S
SNOWSHWRS S C C S
TNZ071-190900-
KNOXVILLE MCGHEE TYSON AIRPORT-BLOUNT TN
35.80N 83.98W ELEV. 979 FT
126 PM EST WED FEB 18 2026
DATE 02/18/26 THU 02/19/26 FRI 02/20/26 SAT
EST 3HRLY 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07
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 59 73 60 70 47
TEMP 63 63 61 60 59 60 63 68 71 68 66 66 63 61 64 68 70 62 55 52 49 47
DEWPT 54 55 56 57 57 58 60 59 58 57 56 58 60 58 55 46 42 43 42 43 44 43
RH 72 75 84 90 93 93 90 73 63 68 70 75 90 90 73 45 36 50 61 71 83 86
WIND DIR SW SW SW SW SW SW SW SW SW SW SW SW SW SW W W W W SW NE N NE
WIND SPD 12 6 5 4 5 5 10 14 16 10 12 13 14 12 12 13 11 4 2 2 3 3
WIND GUST 23 24 27 27
CLOUDS OV OV OV OV B2 B2 B1 B1 SC SC B2 B2 OV B2 SC SC SC B1 B1 B2 OV B2
POP 12HR 70 50 90 30 40
QPF 12HR 0.08 0.04 0.19 0.11 0.15
RAIN SHWRS S S C C L C S S S D D C C C C C
TSTMS S S
DATE 02/21 SUN 02/22/26 MON 02/23/26 TUE 02/24/26 WED 02/25/26
EST 6HRLY 13 19 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19
UTC 6HRLY 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
MAX/MIN 62 36 46 27 40 23 49 31 55
TEMP 59 57 44 37 44 40 31 27 38 35 28 24 44 43 34 32 52 51
DEWPT 43 40 36 32 25 21 21 19 17 17 18 17 19 23 23 24 29 30
PWIND DIR N N NW NW N N N S SW
WIND CHAR LT LT GN GN GN LT LT LT GN
AVG CLOUDS B1 SC B1 SC SC SC B1 B1 B1 B1 SC SC SC SC SC B1 B2 B2
POP 12HR 30 10 5 10 5 0 0 5 10
RAIN SHWRS C S
TNZ036-190900-
OAK RIDGE-ANDERSON TN
36.00N 84.24W ELEV. 913 FT
126 PM EST WED FEB 18 2026
DATE 02/18/26 THU 02/19/26 FRI 02/20/26 SAT
EST 3HRLY 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07
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 71 59 70 46
TEMP 62 60 59 58 58 58 62 67 70 67 65 64 61 59 63 68 70 61 54 50 48 46
DEWPT 55 56 56 57 58 58 61 62 60 58 58 59 61 56 53 44 41 40 41 42 43 42
RH 78 87 90 96100100 97 84 71 73 78 84100 90 70 42 35 46 61 74 83 86
WIND DIR SW SW SW SW SW SW SW SW SW SW SW SW SW SW W W W W NW N N NE
WIND SPD 10 5 3 2 3 4 8 12 12 8 9 10 10 8 9 10 8 3 2 2 2 3
WIND GUST 18 23 23 19 23 24 24 19 19
CLOUDS OV OV OV OV OV OV OV B1 B1 B1 B2 OV OV B2 SC SC SC B1 B1 B2 B2 B2
POP 12HR 70 50 90 20 30
QPF 12HR 0.18 0.06 0.22 0.02 0.14
RAIN SHWRS C C L C L C S C C D D S S C C C
TSTMS S S S S
DATE 02/21 SUN 02/22/26 MON 02/23/26 TUE 02/24/26 WED 02/25/26
EST 6HRLY 13 19 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19
UTC 6HRLY 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
MAX/MIN 63 35 46 27 41 23 49 32 54
TEMP 60 55 43 37 44 40 31 27 39 35 28 24 45 43 34 33 51 51
DEWPT 42 38 34 29 24 20 20 18 17 16 17 17 19 23 24 25 30 32
PWIND DIR N N NW NW NW N SE SW SW
WIND CHAR LT LT GN LT GN LT LT LT GN
AVG CLOUDS B1 FW B1 SC SC SC B1 B1 B1 B1 SC FW FW SC SC B1 B2 B2
POP 12HR 30 10 5 5 5 0 0 5 20
RAIN SHWRS C S S
TNZ099-190900-
CHATTANOOGA AIRPORT-HAMILTON TN
35.03N 85.22W ELEV. 688 FT
126 PM EST WED FEB 18 2026
DATE 02/18/26 THU 02/19/26 FRI 02/20/26 SAT
EST 3HRLY 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07
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 60 76 61 74 51
TEMP 66 64 62 60 61 60 65 70 74 71 68 66 64 61 65 72 74 66 59 56 53 51
DEWPT 57 58 59 59 59 59 61 60 60 59 60 61 62 59 55 45 41 44 46 47 48 47
RH 73 81 90 96 93 96 87 71 62 66 76 84 93 93 70 38 30 45 62 72 83 86
WIND DIR S S S S S S S SW S S S S SW SW W W W NW N N N N
WIND SPD 9 4 4 4 5 5 9 11 12 8 9 10 10 6 5 8 6 2 2 2 3 4
WIND GUST 19 18 20 21 21
CLOUDS OV OV OV OV OV B2 B2 B2 B1 B1 B1 B2 B2 B2 SC SC SC B2 B2 B2 OV B2
POP 12HR 40 20 90 20 50
QPF 12HR 0 0.02 0.17 0.01 0.21
RAIN SHWRS S C C S C C D D S S C C C C C
TSTMS S S S S S
DATE 02/21 SUN 02/22/26 MON 02/23/26 TUE 02/24/26 WED 02/25/26
EST 6HRLY 13 19 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19
UTC 6HRLY 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
MAX/MIN 68 37 50 29 45 25 54 34 57
TEMP 64 60 48 38 48 44 33 29 42 39 30 26 48 48 37 35 54 54
DEWPT 47 43 37 30 24 21 20 18 17 17 19 19 20 24 26 27 31 36
PWIND DIR N N NW NW N N NE S S
WIND CHAR LT LT GN GN GN LT LT LT GN
AVG CLOUDS B1 SC SC SC FW FW SC SC SC SC SC FW FW FW B1 B1 B1 B2
POP 12HR 40 10 5 0 0 0 0 5 10
RAIN SHWRS C S
NCZ060-190900-
TUSQUITEE RAWS-FORESTRY-CHEROKEE NC
35.07N 84.12W ELEV. 1600 FT
126 PM EST WED FEB 18 2026
DATE 02/18/26 THU 02/19/26 FRI 02/20/26 SAT
EST 3HRLY 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07
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 56 71 59 71 48
TEMP 62 61 57 57 56 56 60 67 70 66 63 62 61 59 61 69 70 62 55 52 50 48
DEWPT 53 54 54 55 56 56 60 58 57 55 56 58 58 59 56 46 41 42 43 44 46 47
RH 72 78 90 93100100100 73 63 68 78 87 90100 84 44 35 48 64 74 86 96
MAX/MIN RH 100 63 100 35 96
WIND DIR SW S S S S S SW SW SW S S S SW W W W W W SE SE S W
WIND DIR DEG 20 19 17 17 18 18 20 20 20 17 18 19 20 24 27 27 27 28 12 12 16 28
WIND SPD 5 2 2 2 2 2 5 8 8 4 5 5 6 6 5 8 6 2 1 1 2 2
WIND GUST 18 21 19 16
CLOUDS OV OV OV OV OV OV OV B2 SC B1 B2 B2 OV OV B1 SC SC B1 B1 B2 OV OV
CLOUDS (%) 93 94 90 93 95 89 90 70 50 54 71 81 90 92 67 38 42 59 68 77 91 92
VSBY 10 10 10 7 7 7 7 10 10 10
POP 12HR 40 30 80 40 50
QPF 12HR 0.02 0.01 0.14 0.04 0.19
RAIN SHWRS C C C C D D C C S S C C C
TSTMS S S S
CHANCETHUNDER 5 5 20 10 20
MAX MIX HGT
AGL MIX HGT 3900 4600
MAX VENT RT 62600 74100
T WIND DIR SW W
T WIND SPD 13 16
ADI 63 74
MAX LVORI 9 7
STABILITY B D D C B D D B B F D
CEILING NONE NONE NONE 7200 NONE NONE NONE NONE NONE NONE NONE
STA PRES 27.78 27.74 27.72 27.72 27.69 27.66 27.67 27.74 27.76 27.75 27.78
DATE 02/21 SUN 02/22/26 MON 02/23/26 TUE 02/24/26 WED 02/25/26
EST 6HRLY 13 19 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19
UTC 6HRLY 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
MAX/MIN 65 33 46 23 41 19 53 28 54
TEMP 62 58 44 34 44 39 27 23 37 33 25 20 47 43 31 29 51 48
DEWPT 47 43 38 31 23 19 18 16 15 14 16 14 17 21 21 22 27 29
PWIND DIR NW NW NW NW NW N NW SE S
WIND CHAR LT LT GN GN GN LT LT LT LT
AVG CLOUDS B2 SC SC SC FW SC B1 B1 B1 SC SC SC FW FW SC B1 B2 B2
POP 12HR 40 10 5 5 0 0 0 5 10
RAIN SHWRS C 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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