312
FOUS54 KMRX 191827
PFMMRX
POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE MORRISTOWN TN
227 PM EDT SUN APR 19 2026
TNZ017-200800-
TRI CITIES AIRPORT-SULLIVAN TN
36.50N 82.41W ELEV. 1536 FT
227 PM EDT SUN APR 19 2026
DATE 04/19/26 MON 04/20/26 TUE 04/21/26 WED
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 37 61 35 71 47
TEMP 58 55 46 42 39 40 51 58 60 55 43 38 35 38 57 68 71 65 56 51 48 49
DEWPT 24 24 26 30 31 33 32 31 26 23 27 27 27 28 36 40 42 42 42 41 41 42
RH 27 30 45 62 73 76 48 36 27 29 53 64 72 67 45 36 35 43 59 68 77 77
WIND DIR NW W W SW W NW NW NW NW NW NE E E E SW W SW SW S SW SW SW
WIND SPD 13 8 4 3 3 2 8 12 11 5 1 0 1 1 2 6 9 5 4 3 3 4
CLOUDS CL FW CL CL FW SC SC FW CL FW CL CL CL CL CL FW SC SC FW FW FW FW
POP 12HR 5 10 0 0 5
QPF 12HR 0 0 0 0 0
DATE 04/22 THU 04/23/26 FRI 04/24/26 SAT 04/25/26 SUN 04/26/26
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 80 53 82 56 77 54 74
TEMP 74 70 54 52 77 73 56 55 79 75 60 58 74 70 58 56 72 69
DEWPT 47 46 46 47 50 49 48 48 50 51 52 52 57 56 55 54 54 52
PWIND DIR W SW SW SE SW S SW SW W
WIND CHAR GN LT LT LT LT LT LT LT LT
AVG CLOUDS FW FW FW FW FW FW FW FW SC SC B1 B1 B1 B1 B1 B1 B1 B1
POP 12HR 5 5 5 0 10 40 60 30 50
RAIN SHWRS S C C L C S C C
TSTMS S C S S
TNZ071-200800-
KNOXVILLE MCGHEE TYSON AIRPORT-BLOUNT TN
35.80N 83.98W ELEV. 979 FT
227 PM EDT SUN APR 19 2026
DATE 04/19/26 MON 04/20/26 TUE 04/21/26 WED
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 42 69 43 76 51
TEMP 63 59 50 46 43 44 57 64 67 63 52 46 43 45 62 73 76 70 62 56 52 53
DEWPT 27 30 32 35 35 37 36 38 35 33 38 36 36 38 42 44 45 46 45 44 44 45
RH 25 33 50 65 73 76 45 38 30 32 59 68 76 76 48 35 33 42 54 64 74 74
WIND DIR NW NW W SW SW W NW NW NW N NE E E E SW SW SW SW SW SW SW SW
WIND SPD 9 4 2 2 2 2 4 6 8 4 2 1 1 2 2 5 6 5 5 5 4 4
CLOUDS CL FW FW FW FW SC FW SC FW FW FW FW CL FW FW FW SC SC SC FW FW FW
POP 12HR 0 0 0 0 5
QPF 12HR 0 0 0 0 0
DATE 04/22 THU 04/23/26 FRI 04/24/26 SAT 04/25/26 SUN 04/26/26
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 53 82 57 83 60 78 57 77
TEMP 78 75 59 55 80 76 61 58 81 77 64 61 75 72 62 58 74 72
DEWPT 47 50 49 49 50 53 49 50 52 55 54 56 60 59 57 55 58 57
PWIND DIR W S SW S SW S SW SW SW
WIND CHAR LT LT LT LT GN LT GN LT LT
AVG CLOUDS FW FW FW CL FW FW FW SC SC B1 B1 B1 B2 B2 B1 B1 B1 B1
POP 12HR 0 0 0 0 20 50 60 40 50
RAIN SHWRS S S C C L C C C C
TSTMS S S C S S
TNZ036-200800-
OAK RIDGE-ANDERSON TN
36.00N 84.24W ELEV. 913 FT
227 PM EDT SUN APR 19 2026
DATE 04/19/26 MON 04/20/26 TUE 04/21/26 WED
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 41 70 42 77 50
TEMP 65 59 50 45 43 43 58 67 69 62 51 45 42 44 62 73 77 70 60 54 50 52
DEWPT 27 29 31 35 35 36 35 36 34 32 37 36 35 37 41 46 46 47 45 45 44 45
RH 24 32 48 68 73 76 42 32 27 32 59 70 76 76 46 38 33 44 58 71 80 77
WIND DIR NW W W SW SW N NE NW NW N N NE NE NE S SW SW SW SW SW SW SW
WIND SPD 6 3 2 2 2 2 3 5 6 3 2 1 1 1 2 5 5 3 3 3 2 2
CLOUDS CL FW CL FW FW FW SC FW CL FW CL CL CL FW FW FW SC SC SC FW FW FW
POP 12HR 0 0 0 0 5
QPF 12HR 0 0 0 0 0
DATE 04/22 THU 04/23/26 FRI 04/24/26 SAT 04/25/26 SUN 04/26/26
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 81 52 83 56 83 59 78 56 77
TEMP 79 74 58 54 80 75 60 58 81 77 63 61 75 72 61 58 74 71
DEWPT 48 50 49 49 51 51 49 50 53 55 56 56 61 59 57 55 57 57
PWIND DIR W NW SW SW SW SW SW W SW
WIND CHAR LT LT LT LT LT LT LT LT LT
AVG CLOUDS FW CL FW CL FW FW FW SC SC SC B1 B2 B2 B1 B1 B1 B1 B1
POP 12HR 0 0 0 0 20 60 60 40 50
RAIN SHWRS S C L L L C C C C
TSTMS S S S C S S
TNZ099-200800-
CHATTANOOGA AIRPORT-HAMILTON TN
35.03N 85.22W ELEV. 688 FT
227 PM EDT SUN APR 19 2026
DATE 04/19/26 MON 04/20/26 TUE 04/21/26 WED
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 75 47 80 52
TEMP 67 63 53 48 45 46 63 71 74 69 57 50 47 49 66 77 80 74 62 56 53 54
DEWPT 29 31 34 37 38 38 37 40 40 38 44 44 43 43 44 46 45 46 48 46 45 46
RH 24 30 48 65 76 73 38 32 29 32 62 80 86 80 45 33 29 37 60 69 74 74
WIND DIR N NW NW W SW SW W NW NW NW N N N N S SW SW SW SW SW SW SW
WIND SPD 11 5 2 1 1 1 2 6 6 3 2 1 0 0 1 3 5 3 2 2 1 1
CLOUDS CL FW FW CL CL CL CL FW FW FW CL CL CL CL FW FW SC SC SC SC FW FW
POP 12HR 0 0 0 0 0
QPF 12HR 0 0 0 0 0
DATE 04/22 THU 04/23/26 FRI 04/24/26 SAT 04/25/26 SUN 04/26/26
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 83 54 85 58 85 61 80 58 79
TEMP 81 77 58 56 83 78 62 60 83 79 65 62 77 75 62 60 76 74
DEWPT 47 49 49 50 49 51 51 51 54 56 57 59 62 60 57 56 59 59
PWIND DIR W SW S S SW SW SW W SW
WIND CHAR LT LT LT LT LT LT LT LT LT
AVG CLOUDS FW FW FW CL CL FW FW SC SC B1 B1 B1 B2 B1 B1 SC B1 B1
POP 12HR 0 0 0 5 20 60 50 40 40
RAIN SHWRS S C L C C C C C C
TSTMS S S S C S S
NCZ060-200800-
TUSQUITEE RAWS-FORESTRY-CHEROKEE NC
35.07N 84.12W ELEV. 1600 FT
227 PM EDT SUN APR 19 2026
DATE 04/19/26 MON 04/20/26 TUE 04/21/26 WED
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 37 70 38 77 45
TEMP 63 57 47 42 39 39 59 67 69 63 51 44 41 40 63 73 76 69 57 50 46 48
DEWPT 24 24 27 31 31 33 34 35 36 33 37 37 36 37 41 40 40 41 41 41 40 42
RH 22 28 45 65 73 79 39 30 30 32 59 76 82 89 44 30 27 36 55 71 79 80
MAX/MIN RH 82 29 92 27 86
WIND DIR N NW NW W N N NW NW NW NW N N N N W W W SW S S N N
WIND DIR DEG 33 32 30 28 0 0 29 30 31 32 33 0 0 0 24 27 25 22 19 16 0 0
WIND SPD 11 5 2 1 0 0 5 10 9 4 1 0 0 0 1 3 4 2 1 1 0 0
WIND GUST 17
CLOUDS FW FW CL CL CL FW CL FW FW FW CL CL CL FW FW FW SC SC SC SC FW FW
CLOUDS (%) 8 6 5 4 5 17 5 8 6 9 4 4 5 6 7 17 31 45 32 37 16 10
VSBY 10 10 10 10 10 10 10 10 10 10 10 10
POP 12HR 0 0 0 0 0
QPF 12HR 0 0 0 0 0
CHANCETHUNDER 0 0 0 0 0
MAX MIX HGT
AGL MIX HGT 7300 7400
MAX VENT RT 160000 83000
T WIND DIR NW NW
T WIND SPD 19 9
ADI 160 81
MAX LVORI 4 6
STABILITY B G G B A G G A A G G
CEILING NONE 23500 20800 7200 7200 NONE NONE NONE NONE NONE NONE
STA PRES 28.04 28.09 28.15 28.13 28.10 28.15 28.18 28.12 28.09 28.08 28.09
DATE 04/22 THU 04/23/26 FRI 04/24/26 SAT 04/25/26 SUN 04/26/26
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 79 48 83 52 83 55 77 53 77
TEMP 77 71 53 50 80 74 56 54 79 76 59 57 75 71 58 55 75 70
DEWPT 41 43 44 44 44 47 46 47 48 51 51 53 56 55 54 54 54 54
PWIND DIR W W SW SE SW S SW E SW
WIND CHAR LT LT LT LT LT LT LT LT LT
AVG CLOUDS FW FW FW CL FW FW FW SC SC B1 B1 B1 B2 B2 B1 B1 B2 B1
POP 12HR 0 0 0 0 10 50 50 40 50
RAIN SHWRS S C C C C C C C
TSTMS S C 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
CLICK HERE TO GO TO PREVIOUS BULLETINS.
Main Text Page