253
FOUS54 KMRX 260917
PFMMRX
POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE MORRISTOWN TN
517 AM EDT SUN APR 26 2026
TNZ017-262000-
TRI CITIES AIRPORT-SULLIVAN TN
36.50N 82.41W ELEV. 1536 FT
517 AM EDT SUN APR 26 2026
DATE SUN 04/26/26 MON 04/27/26 TUE 04/28/26
EDT 3HRLY 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20
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 77 48 80 52 73
TEMP 53 64 73 76 71 59 55 50 50 66 77 79 73 60 55 53 53 60 68 73 71
DEWPT 53 56 53 51 51 50 49 46 46 50 50 47 45 44 44 43 47 54 57 58 58
RH 100 75 49 42 49 72 80 86 86 56 39 32 37 55 66 69 80 81 68 59 63
WIND DIR NE NE N N NE E E E E E SE SE SE SE SE SE SE S SW SW SW
WIND SPD 2 4 5 5 4 5 4 4 4 4 5 8 9 8 5 5 5 5 10 10 5
CLOUDS B1 SC FW FW FW FW FW FW FW FW SC FW SC FW SC B1 B2 B2 B2 B1 SC
POP 12HR 0 0 0 40 80
QPF 12HR 0 0 0 0.08 0.19
RAIN SHWRS C C D D C C C
TSTMS S S S C S
OBVIS PF
DENSE FOG Y
DATE WED 04/29/26 THU 04/30/26 FRI 05/01/26 SAT 05/02/26
EDT 6HRLY 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20
UTC 6HRLY 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
MIN/MAX 57 71 46 65 39 65 42 63
TEMP 59 57 68 66 53 47 62 59 45 41 62 59 46 44 59 57
DEWPT 58 57 62 54 49 44 40 37 37 36 39 39 40 38 39 36
PWIND DIR S SW NW NW NW NW N NW
WIND CHAR LT GN LT GN LT GN LT GN
AVG CLOUDS SC B2 B2 B1 SC SC FW SC SC FW SC B1 B1 B1 B1 SC
POP 12HR 70 90 20 10 10 30 30 30
RAIN SHWRS C L D L S S S C C C C S
TSTMS S C C C
TNZ071-262000-
KNOXVILLE MCGHEE TYSON AIRPORT-BLOUNT TN
35.80N 83.98W ELEV. 979 FT
517 AM EDT SUN APR 26 2026
DATE SUN 04/26/26 MON 04/27/26 TUE 04/28/26
EDT 3HRLY 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20
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 80 55 83 58 77
TEMP 57 67 76 79 74 64 60 56 57 71 81 83 77 67 62 60 58 65 73 77 74
DEWPT 57 60 57 53 54 54 53 53 53 56 57 55 53 50 49 50 53 58 60 62 61
RH 100 78 52 41 50 70 78 90 86 59 44 38 43 54 62 69 83 78 64 60 64
WIND DIR NE NE NE NE NE NE NE NE NE SE SW SW S S S S S SW SW SW SW
WIND SPD 3 5 5 5 3 2 2 2 2 2 3 6 8 8 6 6 8 10 13 11 5
CLOUDS B2 SC FW FW FW SC SC SC SC FW SC FW SC SC B1 OV OV B2 B2 B1 SC
POP 12HR 0 0 0 60 80
QPF 12HR 0 0 0 0.23 0.29
RAIN SHWRS L L D D C C C
TSTMS S C S C C C
DENSE FOG Y
DATE WED 04/29/26 THU 04/30/26 FRI 05/01/26 SAT 05/02/26
EDT 6HRLY 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20
UTC 6HRLY 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
MIN/MAX 61 74 50 69 45 67 47 66
TEMP 64 61 71 69 55 51 66 64 50 46 64 61 52 48 63 60
DEWPT 60 61 64 57 50 46 43 42 41 40 41 43 43 43 42 41
PWIND DIR S W N N N N NE N
WIND CHAR LT GN LT LT LT LT LT LT
AVG CLOUDS B1 OV B2 B1 SC SC SC FW SC SC SC B1 B1 B1 B1 B1
POP 12HR 90 90 30 10 10 30 40 20
RAIN SHWRS C D D C C S S C C C S S
TSTMS C C C C
TNZ036-262000-
OAK RIDGE-ANDERSON TN
36.00N 84.24W ELEV. 913 FT
517 AM EDT SUN APR 26 2026
DATE SUN 04/26/26 MON 04/27/26 TUE 04/28/26
EDT 3HRLY 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20
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 80 54 83 58 77
TEMP 56 68 77 80 74 64 59 55 56 70 80 83 77 67 63 60 58 64 73 77 74
DEWPT 56 60 57 53 55 54 53 53 54 58 58 55 54 50 49 51 53 59 61 62 62
RH 100 76 50 39 51 70 80 93 93 66 47 38 45 54 60 72 83 84 66 60 66
WIND DIR NE NE NE NE NE NE NE NE NE S S S S S S SW SW SW SW SW SW
WIND SPD 2 4 4 4 2 2 2 2 2 2 5 6 6 5 5 5 5 9 10 10 5
WIND GUST 16 16 19 21
CLOUDS SC SC FW FW FW SC SC FW FW SC SC FW SC SC B1 B2 OV B2 B2 B1 B1
POP 12HR 0 0 0 70 80
QPF 12HR 0 0 0 0.36 0.27
RAIN SHWRS L L D D C C C
TSTMS S C C S C C C
DENSE FOG Y
DATE WED 04/29/26 THU 04/30/26 FRI 05/01/26 SAT 05/02/26
EDT 6HRLY 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20
UTC 6HRLY 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
MIN/MAX 61 76 49 69 44 68 46 67
TEMP 64 61 73 70 54 50 67 63 49 46 65 62 50 47 63 61
DEWPT 61 61 64 55 50 45 42 42 41 39 41 43 43 42 41 40
PWIND DIR SW W NW N N N N N
WIND CHAR LT GN LT LT LT LT LT LT
AVG CLOUDS B1 B2 B2 SC SC SC FW FW SC SC SC B1 B1 B1 B1 SC
POP 12HR 90 90 20 10 10 30 30 20
RAIN SHWRS C D D C S S C C C S
TSTMS C C C C
TNZ099-262000-
CHATTANOOGA AIRPORT-HAMILTON TN
35.03N 85.22W ELEV. 688 FT
517 AM EDT SUN APR 26 2026
DATE SUN 04/26/26 MON 04/27/26 TUE 04/28/26
EDT 3HRLY 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20
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 83 59 82 59 77
TEMP 59 70 80 83 77 66 62 61 60 70 79 82 77 69 65 62 60 65 74 77 76
DEWPT 59 62 58 54 56 57 57 56 55 56 57 56 56 55 52 54 56 60 63 65 65
RH 100 76 47 37 48 73 84 84 84 61 47 41 48 61 63 75 87 84 69 67 69
WIND DIR N NE N NE NE NE SE S S S S S S SE S S S S S S S
WIND SPD 2 3 4 3 2 2 2 4 5 9 11 11 9 10 10 10 8 9 10 8 4
WIND GUST 19 19 20 21 21 19 19
CLOUDS B1 SC FW FW FW FW SC FW FW SC SC FW SC SC B1 OV OV B2 B2 B1 B2
POP 12HR 0 5 0 70 80
QPF 12HR 0 0 0 0.43 0.36
RAIN SHWRS S S L L D D C C L
TSTMS S C C S S C C C
DENSE FOG Y
DATE WED 04/29/26 THU 04/30/26 FRI 05/01/26 SAT 05/02/26
EDT 6HRLY 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20
UTC 6HRLY 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
MIN/MAX 64 79 52 73 48 70 49 69
TEMP 66 64 76 73 58 53 70 67 52 50 67 64 52 50 64 63
DEWPT 65 64 65 58 53 48 45 45 44 43 44 46 46 46 45 43
PWIND DIR S W NW N N N N N
WIND CHAR LT LT LT GN LT LT LT GN
AVG CLOUDS B2 OV B2 SC SC SC FW SC SC SC SC B1 B2 B1 B1 SC
POP 12HR 100 80 30 10 10 30 40 20
RAIN SHWRS L D D C C S S C C C S
TSTMS C C C C
NCZ060-262000-
TUSQUITEE RAWS-FORESTRY-CHEROKEE NC
35.07N 84.12W ELEV. 1600 FT
517 AM EDT SUN APR 26 2026
DATE SUN 04/26/26 MON 04/27/26 TUE 04/28/26
EDT 3HRLY 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20
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 81 52 79 53 74
TEMP 52 68 77 79 74 63 58 53 53 67 77 78 72 61 57 55 53 60 69 73 71
DEWPT 52 58 55 52 54 54 53 51 49 53 51 48 47 47 47 47 50 56 57 58 58
RH 100 70 47 39 50 72 83 93 86 61 40 35 41 60 69 74 89 87 66 59 63
MIN/MAX RH 38 93 35 90 59
WIND DIR N N NW NW W E SE SE SE SE SE S SE SE SE SE SE S S SW S
WIND DIR DEG 0 33 32 32 27 10 12 12 12 14 15 16 15 14 14 14 14 16 18 20 17
WIND SPD 0 1 2 3 2 2 4 4 4 5 6 8 5 6 6 5 5 5 5 5 2
WIND GUST 17 17 18 17
CLOUDS B2 FW FW FW FW SC FW FW FW FW FW FW FW FW SC OV OV OV B2 B2 B1
CLOUDS (%) 78 25 18 16 18 46 20 22 19 24 19 18 22 23 47 88 93 89 82 74 62
VSBY 0 10 10 10 10 10 10 10 10 10 10
POP 12HR 5 5 0 50 80
QPF 12HR 0 0 0 0.15 0.30
RAIN SHWRS C C D D C C C
TSTMS S S S C C C
OBVIS PF
DENSE FOG Y
CHANCETHUNDER 5 5 0 20 30
MAX MIX HGT
AGL MIX HGT 6400 4800 2800
MAX VENT RT 38300 51000 31900
T WIND DIR NE SE S
T WIND SPD 5 11 12
ADI 38 53 31
MAX LVORI 10 4 5
STABILITY F A A G G B B F D C B
CEILING NONE 7200 NONE NONE NONE NONE NONE NONE NONE NONE NONE
STA PRES 27.77 27.78 27.80 27.91 27.98 27.96 27.96 27.96 28.00 27.97 27.89
DATE WED 04/29/26 THU 04/30/26 FRI 05/01/26 SAT 05/02/26
EDT 6HRLY 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20
UTC 6HRLY 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
MIN/MAX 57 74 47 69 40 68 43 66
TEMP 59 59 71 69 53 48 67 63 46 43 64 62 49 44 62 59
DEWPT 58 58 62 55 49 46 40 39 39 39 40 40 43 43 41 38
PWIND DIR SE W NW NW NW NW N NW
WIND CHAR LT LT LT LT LT LT LT LT
AVG CLOUDS B2 OV B2 B1 SC B1 SC SC SC SC SC SC B1 B2 B1 SC
POP 12HR 90 90 30 10 10 30 40 30
RAIN SHWRS C D D C C S C C C C C
TSTMS 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
CLICK HERE TO GO TO PREVIOUS BULLETINS.
Main Text Page