149
FOUS54 KMRX 200626
PFMMRX
POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE MORRISTOWN TN
126 AM EST FRI FEB 20 2026
TNZ017-202100-
TRI CITIES AIRPORT-SULLIVAN TN
36.50N 82.41W ELEV. 1536 FT
126 AM EST FRI FEB 20 2026
DATE FRI 02/20/26 SAT 02/21/26 SUN 02/22/26
EST 3HRLY 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19
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 65 43 57 35 40
TEMP 59 60 59 63 63 54 49 46 45 44 47 54 57 52 46 43 38 35 36 39 38 34
DEWPT 56 57 52 40 36 34 34 35 38 39 40 40 40 39 38 37 35 32 29 25 21 20
RH 90 90 78 43 36 46 56 65 76 82 76 59 53 61 73 79 89 89 75 57 50 56
WIND DIR S W W W W W W SW SW SW NE NW NW NW N NW NW W W W W NW
WIND SPD 10 13 16 18 16 8 4 2 2 2 2 3 4 2 3 3 5 9 12 16 17 14
WIND GUST 23 28 29 31 28
CLOUDS B2 B2 SC FW FW FW SC B1 B2 B2 B2 SC B1 B1 B1 B2 B2 B2 B2 B2 B2 B2
POP 12HR 30 20 20 50 30
QPF 12HR 0.03 0 0 0.08 0.03
RAIN SHWRS C C S S S C C C C C
SNOWSHWRS S C C S S C
TSTMS S
WIND CHILL 28 27 30 29 24
MIN CHILL 27 26 22
DATE MON 02/23/26 TUE 02/24/26 WED 02/25/26 THU 02/26/26
EST 6HRLY 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19
UTC 6HRLY 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
MIN/MAX 24 33 21 41 26 52 39 53
TEMP 28 24 30 30 26 22 37 35 28 28 49 48 43 41 51 49
DEWPT 19 16 16 16 16 15 17 19 20 20 29 34 37 40 42 38
PWIND DIR NW NW NW W S SW SW W
WIND CHAR GN GN LT LT LT GN LT LT
AVG CLOUDS B2 B2 B2 B2 B2 B1 SC SC SC B1 B2 B2 OV OV B2 B1
POP 12HR 30 20 10 0 0 10 50 40
RAIN SHWRS C C C C
SNOWSHWRS C S S S
TNZ071-202100-
KNOXVILLE MCGHEE TYSON AIRPORT-BLOUNT TN
35.80N 83.98W ELEV. 979 FT
126 AM EST FRI FEB 20 2026
DATE FRI 02/20/26 SAT 02/21/26 SUN 02/22/26
EST 3HRLY 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19
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 67 47 60 36 44
TEMP 66 61 60 65 66 58 54 51 50 48 50 57 60 55 49 45 40 36 38 42 43 37
DEWPT 60 57 47 38 34 36 37 40 41 42 43 43 42 42 39 36 34 29 26 22 20 19
RH 81 87 62 37 30 44 52 66 71 80 77 59 51 61 68 70 79 75 62 44 39 48
WIND DIR SW W W W W W W SW NW NE NE N N N N NW NW NW W W NW NW
WIND SPD 17 12 12 13 10 3 2 2 2 4 4 4 4 4 5 5 6 6 10 13 16 11
WIND GUST 33 24 24 24
CLOUDS OV B2 SC FW FW SC B1 B2 B2 OV B2 B1 SC B1 B2 B2 B1 SC SC SC SC B1
POP 12HR 10 50 30 30 5
QPF 12HR 0 0.09 0.01 0.05 0
RAIN SHWRS D C C C C C C C C
TSTMS S
WIND CHILL 30 31 35 35 29
MIN CHILL 30 30 29
DATE MON 02/23/26 TUE 02/24/26 WED 02/25/26 THU 02/26/26
EST 6HRLY 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19
UTC 6HRLY 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
MIN/MAX 25 37 22 46 31 55 44 57
TEMP 30 25 34 33 27 23 42 40 33 33 52 53 49 46 55 53
DEWPT 17 16 15 15 16 16 16 19 21 22 30 36 41 44 44 41
PWIND DIR NW NW N NW SW SW SW W
WIND CHAR GN GN LT LT LT BZ GN GN
AVG CLOUDS B2 B2 B2 B2 B1 FW FW SC SC B1 B2 B2 OV OV B2 B1
POP 12HR 5 5 0 0 0 10 50 40
RAIN SHWRS C C C C
TNZ036-202100-
OAK RIDGE-ANDERSON TN
36.00N 84.24W ELEV. 913 FT
126 AM EST FRI FEB 20 2026
DATE FRI 02/20/26 SAT 02/21/26 SUN 02/22/26
EST 3HRLY 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19
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 67 45 61 34 44
TEMP 64 59 59 65 65 57 52 50 48 46 50 58 61 55 48 44 39 34 38 43 43 36
DEWPT 61 54 44 37 34 35 36 39 40 41 43 43 42 40 37 35 32 27 25 22 20 19
RH 90 83 57 35 31 43 54 66 74 83 77 57 49 57 65 70 76 75 59 43 39 50
WIND DIR SW W W W W W W W N NE NE NE N N N NW NW NW NW W NW NW
WIND SPD 12 11 10 11 9 2 2 2 2 2 3 2 3 4 5 5 6 5 9 12 13 10
WIND GUST 28 28 24 23 19 19 24 21
CLOUDS B2 B1 SC FW FW SC B2 B2 B2 OV B2 SC SC B1 B2 B1 B1 SC FW FW SC B1
POP 12HR 0 40 20 30 5
QPF 12HR 0 0.02 0.01 0.03 0
RAIN SHWRS D S C S S C C C C
TSTMS C
WIND CHILL 32 36 36 29
MIN CHILL 29 29 29
DATE MON 02/23/26 TUE 02/24/26 WED 02/25/26 THU 02/26/26
EST 6HRLY 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19
UTC 6HRLY 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
MIN/MAX 25 37 22 46 31 54 44 57
TEMP 29 25 34 32 27 23 42 40 33 33 50 52 48 46 56 52
DEWPT 17 15 15 15 16 16 17 20 22 22 32 37 41 43 44 41
PWIND DIR NW NW NW W SW SW SW W
WIND CHAR GN GN LT LT LT GN LT LT
AVG CLOUDS B2 B1 B2 B2 B1 FW FW SC SC B1 B2 B2 OV OV B2 B1
POP 12HR 0 0 0 0 0 20 50 40
RAIN SHWRS S C C C C
TNZ099-202100-
CHATTANOOGA AIRPORT-HAMILTON TN
35.03N 85.22W ELEV. 688 FT
126 AM EST FRI FEB 20 2026
DATE FRI 02/20/26 SAT 02/21/26 SUN 02/22/26
EST 3HRLY 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19
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 71 49 66 36 48
TEMP 67 61 62 68 70 63 58 55 52 50 53 62 66 60 53 47 40 36 39 46 48 41
DEWPT 63 56 43 36 33 38 42 43 44 45 46 47 46 45 42 38 32 27 24 21 19 19
RH 87 84 50 31 25 39 55 64 74 83 77 58 48 58 66 71 73 69 54 37 31 41
WIND DIR SW W W W W NW NW N NE NE NE N N N N N NW NW NW NW NW NW
WIND SPD 12 6 6 6 5 2 1 2 3 4 4 4 5 5 6 9 10 9 11 13 14 11
WIND GUST 27 25 21 25 23
CLOUDS B2 B1 SC FW FW B1 B2 B1 B2 OV B1 SC SC B1 B1 B1 SC FW CL CL FW FW
POP 12HR 10 60 30 20 0
QPF 12HR 0 0.06 0.02 0 0
RAIN SHWRS D S C C C C S S
TSTMS S
WIND CHILL 33 29 32 34
MIN CHILL 29 29 34
DATE MON 02/23/26 TUE 02/24/26 WED 02/25/26 THU 02/26/26
EST 6HRLY 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19
UTC 6HRLY 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
MIN/MAX 25 41 23 51 32 59 47 62
TEMP 31 25 38 35 28 24 46 45 35 33 55 56 51 49 60 57
DEWPT 17 14 15 15 16 16 17 20 22 23 34 40 45 47 48 46
PWIND DIR NW NW N NW S S S W
WIND CHAR GN GN LT LT LT GN LT LT
AVG CLOUDS FW SC SC SC SC FW FW SC SC B1 B2 B2 OV OV B2 B1
POP 12HR 0 0 0 0 0 10 50 40
RAIN SHWRS C C C C
NCZ060-202100-
TUSQUITEE RAWS-FORESTRY-CHEROKEE NC
35.07N 84.12W ELEV. 1600 FT
126 AM EST FRI FEB 20 2026
DATE FRI 02/20/26 SAT 02/21/26 SUN 02/22/26
EST 3HRLY 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19
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 69 46 64 33 44
TEMP 63 59 59 66 67 58 54 51 49 47 51 61 64 57 49 44 39 33 36 42 42 35
DEWPT 59 58 47 36 32 34 37 38 41 44 48 48 46 44 42 38 34 29 26 21 18 17
RH 87 96 64 33 27 40 52 61 74 89 89 62 52 62 77 79 82 85 67 43 37 47
MIN/MAX RH 27 96 52 89 38
WIND DIR S W NW W W NW NW N NW NE NW NW NW NW NW NW NW NW NW NW NW NW
WIND DIR DEG 19 28 29 28 28 29 29 0 32 5 32 29 29 31 31 31 31 31 31 30 30 30
WIND SPD 8 10 8 6 5 1 1 0 1 1 1 2 4 2 3 5 9 10 12 13 14 12
WIND GUST 26 29 19 18 16 20 21 24 25 27 29
CLOUDS B2 B2 SC FW FW SC B1 SC B2 OV B2 SC SC SC B1 B1 B1 SC FW FW SC SC
CLOUDS (%) 84 86 30 6 15 43 60 49 76 89 79 49 32 30 58 67 54 42 18 12 30 47
VSBY 10 10 10 10 10 10 10 10 10 10 10 10
POP 12HR 20 50 40 30 5
QPF 12HR 0.01 0.04 0.04 0.03 0
RAIN SHWRS C S C C C C S S C C
TSTMS S
WIND CHILL 33 25 28 35 34 26
MIN CHILL 25 24 26
CHANCETHUNDER 5 10 5 10 0
MAX MIX HGT
AGL MIX HGT 4100 3400 6900
MAX VENT RT 69200 27300 191900
T WIND DIR W N NW
T WIND SPD 16 5 28
ADI 69 27 192
MAX LVORI 6 8 4
STABILITY D B B G D B B E F C C
CEILING NONE NONE NONE NONE NONE NONE NONE NONE 5500 6300 8000
STA PRES 27.70 27.77 27.80 27.82 27.86 27.84 27.81 27.77 27.86 27.90 27.95
DATE MON 02/23/26 TUE 02/24/26 WED 02/25/26 THU 02/26/26
EST 6HRLY 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19
UTC 6HRLY 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
MIN/MAX 21 36 17 48 25 56 40 57
TEMP 26 21 33 30 22 18 44 39 28 27 52 51 43 43 54 52
DEWPT 16 13 13 12 13 13 14 17 18 19 28 34 40 42 44 40
PWIND DIR NW NW NW NW S S S W
WIND CHAR GN GN LT LT LT LT LT LT
AVG CLOUDS B1 B2 B2 B1 SC FW FW SC SC B1 B2 B2 B2 OV B2 B1
POP 12HR 10 0 0 0 0 10 50 40
RAIN SHWRS 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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