147
FOUS54 KMRX 181827
PFMMRX
POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE MORRISTOWN TN
227 PM EDT SAT APR 18 2026
TNZ017-190800-
TRI CITIES AIRPORT-SULLIVAN TN
36.50N 82.41W ELEV. 1536 FT
227 PM EDT SAT APR 18 2026
DATE 04/18/26 SUN 04/19/26 MON 04/20/26 TUE
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 44 61 38 62 35
TEMP 82 75 67 57 47 44 49 57 60 55 46 42 39 41 53 59 61 55 44 37 35 38
DEWPT 59 58 59 54 44 40 34 28 27 27 30 31 32 33 35 33 30 28 28 29 28 28
RH 46 55 75 90 89 86 56 33 28 34 53 65 76 73 50 37 31 35 53 72 75 67
WIND DIR W W W NW NW NW NW NW NW NW W SW SW W W NW NW NW N E E E
WIND SPD 10 6 8 11 10 9 10 13 12 8 4 3 2 3 9 12 11 5 2 1 1 1
WIND GUST 20 23
CLOUDS B1 B1 B2 OV OV B2 B1 SC CL FW CL FW FW SC FW FW FW CL CL CL CL CL
POP 12HR 100 5 5 0 0
QPF 12HR 0.37 0 0 0 0
RAIN SHWRS C D C
TSTMS C
DATE 04/21 WED 04/22/26 THU 04/23/26 FRI 04/24/26 SAT 04/25/26
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 71 47 76 51 79 52 82 56 76
TEMP 68 65 51 49 74 70 55 53 76 73 57 55 79 74 60 58 73 70
DEWPT 39 42 41 41 44 44 46 47 50 49 48 49 51 50 50 52 56 54
PWIND DIR SW S W SW SW SE SW S W
WIND CHAR LT LT GN LT LT LT LT LT GN
AVG CLOUDS FW FW SC SC SC SC FW FW FW FW FW FW FW SC B1 B1 B1 B1
POP 12HR 0 0 10 5 5 0 10 30 60
RAIN SHWRS C C L
TSTMS S
TNZ071-190800-
KNOXVILLE MCGHEE TYSON AIRPORT-BLOUNT TN
35.80N 83.98W ELEV. 979 FT
227 PM EDT SAT APR 18 2026
DATE 04/18/26 SUN 04/19/26 MON 04/20/26 TUE
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 46 64 43 68 42
TEMP 83 77 66 53 48 46 53 60 63 59 50 45 43 45 58 66 68 62 52 46 43 45
DEWPT 60 60 59 49 44 41 35 30 30 34 35 35 35 36 39 40 38 39 38 37 36 37
RH 46 56 78 86 86 83 50 32 29 39 56 68 73 70 49 38 33 43 59 71 76 73
WIND DIR SW W NW N N N N N NW NW SW S SW SW W NW NW N NE E E E
WIND SPD 14 10 10 10 9 8 10 10 9 5 2 2 2 2 5 9 9 4 2 2 1 2
CLOUDS B1 B2 OV OV OV B2 B1 FW FW FW FW FW CL FW FW FW FW FW CL CL CL FW
POP 12HR 100 5 0 0 0
QPF 12HR 0.67 0 0 0 0
RAIN SHWRS S D L S
TSTMS S S
DATE 04/21 WED 04/22/26 THU 04/23/26 FRI 04/24/26 SAT 04/25/26
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 75 51 79 54 83 57 83 59 78
TEMP 73 70 57 53 77 73 59 56 80 77 62 58 81 77 65 61 75 72
DEWPT 43 46 44 44 44 47 48 49 50 51 50 50 51 52 53 54 59 58
PWIND DIR SW SW SW SW SW S SW SW W
WIND CHAR LT LT LT LT LT LT GN LT GN
AVG CLOUDS FW FW SC SC SC FW FW FW FW FW FW SC SC SC B1 B1 B2 B1
POP 12HR 0 0 5 0 5 0 10 40 60
RAIN SHWRS S C L L
TSTMS S S S
TNZ036-190800-
OAK RIDGE-ANDERSON TN
36.00N 84.24W ELEV. 913 FT
227 PM EDT SAT APR 18 2026
DATE 04/18/26 SUN 04/19/26 MON 04/20/26 TUE
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 46 65 41 69 41
TEMP 83 74 62 51 48 46 54 61 64 59 50 45 42 44 58 66 68 62 51 45 42 44
DEWPT 60 60 57 46 42 39 32 29 30 33 34 35 35 36 38 39 38 38 37 36 36 37
RH 46 62 84 83 80 76 43 29 28 37 54 68 76 73 47 37 33 41 59 70 79 76
WIND DIR SW W N N N N N N NW NW W W W W W NW NW N N NE NE NE
WIND SPD 12 9 10 8 5 5 8 8 6 3 2 2 2 2 4 6 6 3 2 1 1 2
WIND GUST 21 19 16
CLOUDS B1 B2 OV OV OV B1 SC FW CL FW CL CL FW FW FW FW FW CL CL CL CL FW
POP 12HR 100 0 0 0 0
QPF 12HR 0.38 0 0 0 0
RAIN SHWRS C C D C
TSTMS C C S
DATE 04/21 WED 04/22/26 THU 04/23/26 FRI 04/24/26 SAT 04/25/26
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 76 50 82 53 83 56 83 59 78
TEMP 74 71 55 52 79 74 58 55 81 76 61 58 81 77 64 60 75 72
DEWPT 45 47 44 45 45 46 48 49 50 51 50 51 52 52 53 55 59 57
PWIND DIR SW SW W W SW SW SW SW W
WIND CHAR LT LT LT LT LT LT LT LT LT
AVG CLOUDS FW SC B1 SC SC FW FW FW FW FW FW SC SC SC B1 B1 B2 B1
POP 12HR 0 0 5 0 5 0 10 50 60
RAIN SHWRS C C L L
TSTMS S S S
TNZ099-190800-
CHATTANOOGA AIRPORT-HAMILTON TN
35.03N 85.22W ELEV. 688 FT
227 PM EDT SAT APR 18 2026
DATE 04/18/26 SUN 04/19/26 MON 04/20/26 TUE
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 48 68 44 75 45
TEMP 86 77 64 53 49 48 56 64 68 62 53 48 44 46 62 72 74 68 56 50 46 48
DEWPT 59 61 59 48 43 39 33 30 31 34 37 36 38 38 40 41 41 43 44 43 42 42
RH 40 58 84 83 80 71 42 28 25 35 54 63 79 73 44 33 30 40 64 77 86 80
WIND DIR SW W N N N N N N N N N W W SW W NW NW N N N NE NE
WIND SPD 11 8 10 10 11 10 11 11 11 5 2 1 1 2 3 6 8 4 2 1 1 1
WIND GUST 20 21 23 23 23
CLOUDS B1 B2 OV OV OV B1 B1 FW CL FW CL CL CL CL CL CL CL CL CL CL CL FW
POP 12HR 90 0 0 0 0
QPF 12HR 0.31 0 0 0 0
RAIN SHWRS C L C
TSTMS C S
DATE 04/21 WED 04/22/26 THU 04/23/26 FRI 04/24/26 SAT 04/25/26
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 80 52 83 55 86 59 85 61 80
TEMP 77 73 57 54 81 77 60 57 83 80 63 60 83 79 65 62 78 74
DEWPT 44 47 46 46 43 46 48 49 50 51 50 51 50 52 55 57 60 60
PWIND DIR S SW SW SW SW S S SW W
WIND CHAR LT LT LT LT LT LT LT LT LT
AVG CLOUDS FW SC SC SC FW FW FW CL FW FW FW SC SC SC B1 B1 B1 B1
POP 12HR 0 0 0 0 0 0 10 50 60
RAIN SHWRS C C L L
TSTMS S S S
NCZ060-190800-
TUSQUITEE RAWS-FORESTRY-CHEROKEE NC
35.07N 84.12W ELEV. 1600 FT
227 PM EDT SAT APR 18 2026
DATE 04/18/26 SUN 04/19/26 MON 04/20/26 TUE
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 43 64 37 69 38
TEMP 83 76 67 55 46 43 52 60 63 57 48 42 38 40 58 66 68 63 50 44 41 40
DEWPT 55 54 57 52 44 39 32 27 27 28 29 30 31 33 36 36 36 37 37 37 36 37
RH 38 46 70 90 93 86 46 28 25 33 47 62 76 76 44 33 31 38 61 76 82 89
MAX/MIN RH 93 25 82 31 92
WIND DIR SW W NW NW NW NW N N N NW NW NW NW NE NW NW NW NW N N N N
WIND DIR DEG 22 24 29 31 31 32 33 33 33 32 32 32 29 5 30 30 31 32 33 0 0 0
WIND SPD 9 5 5 9 10 10 11 11 11 5 2 1 1 1 5 10 9 4 1 0 0 0
WIND GUST 20 23 24 24 21 17
CLOUDS SC B1 B2 OV OV B2 B2 SC FW FW CL CL CL FW FW FW FW CL CL CL CL FW
CLOUDS (%) 45 55 83 92 97 75 78 39 8 8 4 4 4 6 10 7 6 3 2 2 4 6
VSBY 10 10 6 6 10 10 10 10 10 10 10 10
POP 12HR 90 0 0 0 0
QPF 12HR 0.17 0 0 0 0
RAIN SHWRS L L C
TSTMS S
WIND CHILL 37
MIN CHILL 37 37 38
CHANCETHUNDER 30 0 0 0 0
MAX MIX HGT
AGL MIX HGT 4800 7900
MAX VENT RT 108400 171800
T WIND DIR N NW
T WIND SPD 25 18
ADI 108 174
MAX LVORI 4 4
STABILITY B D E B B G G B A G G
CEILING NONE NONE NONE NONE 24200 25000 NONE 25000 7200 25000 NONE
STA PRES 27.79 27.88 27.98 27.99 28.04 28.09 28.14 28.11 28.09 28.14 28.15
DATE 04/21 WED 04/22/26 THU 04/23/26 FRI 04/24/26 SAT 04/25/26
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 76 45 79 48 83 52 83 55 78
TEMP 73 69 50 47 77 72 54 51 81 74 57 54 80 75 60 56 75 71
DEWPT 38 41 41 41 38 40 43 45 45 46 46 47 47 48 50 52 54 54
PWIND DIR W S W W W SE SW S W
WIND CHAR LT LT LT LT LT LT LT LT LT
AVG CLOUDS FW SC SC SC FW FW FW FW FW FW FW SC SC SC B1 B1 B2 B1
POP 12HR 0 0 0 0 5 0 10 40 60
RAIN SHWRS S C L L
TSTMS S 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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