172
FOUS54 KMRX 210627
PFMMRX
POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE MORRISTOWN TN
127 AM EST SAT FEB 21 2026
TNZ017-212100-
TRI CITIES AIRPORT-SULLIVAN TN
36.50N 82.41W ELEV. 1536 FT
127 AM EST SAT FEB 21 2026
DATE SAT 02/21/26 SUN 02/22/26 MON 02/23/26
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 57 34 38 23 32
TEMP 46 44 47 54 57 53 48 44 40 36 35 36 36 31 28 26 25 23 26 29 32 29
DEWPT 35 37 40 39 38 40 38 38 37 33 29 24 19 18 17 18 16 15 16 15 15 15
RH 65 76 76 57 49 61 68 79 89 89 78 61 50 58 63 71 68 71 65 55 49 55
WIND DIR SW NW W NW W W N N NW NW W W NW NW W W NW NW NW NW NW NW
WIND SPD 1 1 2 2 2 2 3 3 5 10 12 16 18 17 17 17 16 14 16 18 18 12
WIND GUST 26 28 27 26 25 26
CLOUDS B2 OV B2 B1 B1 B2 OV OV OV OV B2 B2 B2 OV OV B2 B2 B2 B2 B2 B2 B2
POP 12HR 20 60 40 40 40
QPF 12HR 0 0.06 0.02 0.02 0
RAIN SHWRS C S C C C
SNOWSHWRS C C C C C C C C C C S S
WIND CHILL 29 26 26 25 20 16 14 12 10 13 17 20 19
MIN CHILL 28 24 18 13 9 10 18
DATE TUE 02/24/26 WED 02/25/26 THU 02/26/26 FRI 02/27/26
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 20 40 30 53 43 56 36 54
TEMP 24 20 37 35 32 31 49 49 45 45 53 52 43 36 50 48
DEWPT 15 13 15 19 21 22 32 37 40 43 45 43 38 33 32 33
PWIND DIR NW SW SW SW S SW W W
WIND CHAR GN LT LT GN LT GN LT LT
AVG CLOUDS B2 B1 B1 B1 B2 B1 B1 B2 B2 B2 B2 B2 B1 B1 SC SC
POP 12HR 5 0 0 10 50 60 50 20
RAIN SHWRS C C L L C C S S
TNZ071-212100-
KNOXVILLE MCGHEE TYSON AIRPORT-BLOUNT TN
35.80N 83.98W ELEV. 979 FT
127 AM EST SAT FEB 21 2026
DATE SAT 02/21/26 SUN 02/22/26 MON 02/23/26
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 61 34 41 25 35
TEMP 50 48 50 57 60 56 50 45 42 36 36 40 39 34 31 29 27 25 28 33 35 33
DEWPT 36 40 41 41 41 42 38 38 35 29 24 20 17 16 15 15 15 14 14 13 13 14
RH 58 74 71 55 49 59 63 76 76 75 61 44 40 47 51 55 60 62 55 43 40 45
WIND DIR NE NE NE N N N N N NW NW W W NW NW NW NW NW NW NW NW NW NW
WIND SPD 2 3 4 3 4 5 5 5 8 8 12 18 18 12 12 11 11 10 13 14 14 10
WIND GUST 23 24 21
CLOUDS OV OV B2 SC B1 OV OV OV OV B1 SC B1 B2 B2 B2 B2 B2 B2 B2 B2 B2 B2
POP 12HR 30 40 10 20 10
QPF 12HR 0.01 0.05 0 0 0
FLURRIES C C C C C
RAIN SHWRS L C C C S
SNOWSHWRS S S
SPRINKLES C C C C C
WIND CHILL 30 28 31 30 25 21 19 17 15 17 23 25 25
MIN CHILL 30 27 25 19 15 15 24
DATE TUE 02/24/26 WED 02/25/26 THU 02/26/26 FRI 02/27/26
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 46 35 59 48 60 38 58
TEMP 26 21 41 40 38 38 53 56 52 50 57 56 45 38 54 52
DEWPT 15 15 15 18 21 23 34 40 44 47 48 46 39 35 34 35
PWIND DIR NW SW SW SW SW SW NW N
WIND CHAR LT LT GN BZ GN GN LT LT
AVG CLOUDS B1 FW SC SC B1 B1 B1 B2 OV OV B2 B2 B1 SC SC FW
POP 12HR 0 0 0 10 50 60 50 20
RAIN SHWRS C C L L C C S
TNZ036-212100-
OAK RIDGE-ANDERSON TN
36.00N 84.24W ELEV. 913 FT
127 AM EST SAT FEB 21 2026
DATE SAT 02/21/26 SUN 02/22/26 MON 02/23/26
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 61 33 41 24 35
TEMP 50 46 50 58 61 55 48 44 39 34 36 40 39 32 30 28 26 24 29 33 35 32
DEWPT 38 40 40 41 40 39 37 36 32 26 23 20 17 15 15 15 14 14 14 14 13 14
RH 63 79 68 53 46 55 65 73 76 72 59 44 40 49 53 58 60 65 53 45 40 47
WIND DIR NE NE NE NE N N N N NW W W NW NW NW NW NW NW NW NW NW NW NW
WIND SPD 2 2 2 2 3 5 5 5 6 5 10 16 14 10 10 9 10 9 11 13 12 6
WIND GUST 17 16 21 26 26 23 21 20 20 20 23 18
CLOUDS OV OV B2 B1 B2 B2 OV B2 B1 SC SC SC B1 B2 B2 B2 B2 B2 B2 B2 B2 B2
POP 12HR 20 40 5 20 10
QPF 12HR 0 0.03 0 0 0
FLURRIES C C C C
RAIN SHWRS C S S C S
SNOWSHWRS S S
SPRINKLES C
WIND CHILL 29 32 31 24 21 19 16 14 19 23 26 26
MIN CHILL 29 26 24 19 14 16 25
DATE TUE 02/24/26 WED 02/25/26 THU 02/26/26 FRI 02/27/26
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 46 34 58 48 59 36 59
TEMP 25 21 41 40 36 36 52 55 52 50 57 55 43 37 55 51
DEWPT 14 14 15 19 22 24 35 41 45 47 48 45 37 33 33 34
PWIND DIR NW SW SW SW SW SW NW SE
WIND CHAR LT LT LT GN GN GN LT LT
AVG CLOUDS B1 FW SC SC B1 B1 B1 B2 B2 B2 B2 B1 B1 SC FW FW
POP 12HR 0 0 0 10 50 60 40 20
RAIN SHWRS C C L C C C S
TNZ099-212100-
CHATTANOOGA AIRPORT-HAMILTON TN
35.03N 85.22W ELEV. 688 FT
127 AM EST SAT FEB 21 2026
DATE SAT 02/21/26 SUN 02/22/26 MON 02/23/26
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 34 46 24 39
TEMP 52 49 53 62 65 60 51 46 40 34 38 44 44 37 32 29 26 24 29 36 39 34
DEWPT 43 45 45 45 45 45 41 37 31 26 22 20 18 17 17 15 14 12 13 14 13 14
RH 71 86 74 54 48 58 68 71 70 72 52 38 35 44 53 55 60 60 51 40 34 43
WIND DIR N NE N N N N N N NW NW NW NW NW NW NW NW NW NW NW NW NW NW
WIND SPD 3 4 4 3 4 5 6 9 10 10 13 17 18 12 11 11 11 11 13 14 14 10
WIND GUST 20 20 25 28 23 24 21 21 21 25 25 20
CLOUDS OV OV B1 SC B2 B2 OV B1 SC FW CL FW FW SC SC SC B1 SC SC SC SC SC
POP 12HR 30 30 0 5 5
QPF 12HR 0.07 0.01 0 0 0
RAIN SHWRS D C C
WIND CHILL 33 26 30 36 36 29 23 19 15 13 18 27 31 26
MIN CHILL 26 26 29 19 13 14 26
DATE TUE 02/24/26 WED 02/25/26 THU 02/26/26 FRI 02/27/26
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 22 51 35 63 51 63 40 63
TEMP 26 22 45 44 38 37 57 60 54 53 61 59 46 40 58 56
DEWPT 15 15 15 20 23 26 39 44 48 51 52 49 41 36 36 37
PWIND DIR NW W S SW S SW NW N
WIND CHAR LT LT LT GN GN GN LT LT
AVG CLOUDS FW FW FW SC B1 B1 B1 B2 OV OV B2 B1 B1 SC FW FW
POP 12HR 0 0 0 5 50 60 50 20
RAIN SHWRS S C L L C C S
NCZ060-212100-
TUSQUITEE RAWS-FORESTRY-CHEROKEE NC
35.07N 84.12W ELEV. 1600 FT
127 AM EST SAT FEB 21 2026
DATE SAT 02/21/26 SUN 02/22/26 MON 02/23/26
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 31 41 20 34
TEMP 50 47 50 61 63 57 51 45 40 32 33 39 39 32 27 24 22 20 24 31 34 30
DEWPT 41 45 48 49 48 46 43 38 34 28 25 19 16 14 14 14 13 12 14 12 11 12
RH 71 93 93 65 58 67 74 76 79 85 72 44 39 47 57 65 68 71 65 45 38 46
MIN/MAX RH 56 85 39 71 38
WIND DIR N NW E W W NW NW NW NW NW NW NW NW NW NW NW NW NW NW NW NW NW
WIND DIR DEG 1 29 9 27 28 29 29 30 31 31 31 30 30 31 31 31 31 31 31 31 31 32
WIND SPD 1 1 1 2 3 2 3 5 10 10 13 14 16 13 14 13 13 13 13 14 14 11
WIND GUST 16 21 24 26 26 28 32 33 31 31 28 29 26 26 28
CLOUDS OV OV B2 B2 B2 B2 B1 B2 B1 B1 SC FW B1 B1 B1 B2 B2 B2 B2 B1 B1 B1
CLOUDS (%) 97 98 83 70 85 78 69 84 66 53 36 25 53 62 60 70 84 84 81 64 65 62
VSBY 6 10 10 10 10 10 7 7 10 10 10 10
POP 12HR 40 40 5 20 10
QPF 12HR 0.10 0.01 0 0 0
FLURRIES C C
RAIN SHWRS D C S C
SNOWSHWRS S S
WIND CHILL 33 24 23 31 30 22 15 12 9 7 12 20 24 20
MIN CHILL 24 22 22 12 7 8 20
CHANCETHUNDER 5 5 0 0 0
MAX MIX HGT
AGL MIX HGT 3000 5800 5100
MAX VENT RT 15200 162100 143700
T WIND DIR E NW NW
T WIND SPD 5 29 31
ADI 15 163 142
MAX LVORI 8 4 3
STABILITY D B B D E C C D D C C
CEILING NONE NONE NONE NONE 5500 15900 8000 8900 7200 6300 6300
STA PRES 27.84 27.83 27.81 27.83 27.87 27.90 27.94 27.94 27.92 27.94 27.98
DATE TUE 02/24/26 WED 02/25/26 THU 02/26/26 FRI 02/27/26
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 16 48 28 58 44 60 36 59
TEMP 22 16 43 38 30 30 52 52 47 46 56 56 44 38 56 51
DEWPT 12 12 12 16 18 21 34 38 42 45 48 46 41 36 34 34
PWIND DIR NW W S SW S SW NW NW
WIND CHAR LT LT LT LT LT LT LT LT
AVG CLOUDS SC FW FW SC B1 B1 B1 B2 B2 OV OV B2 B1 SC SC FW
POP 12HR 0 0 0 5 50 70 50 20
RAIN SHWRS S C L L C 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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