517
FOUS54 KMRX 230627
PFMMRX
POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE MORRISTOWN TN
227 AM EDT THU APR 23 2026
TNZ017-232000-
TRI CITIES AIRPORT-SULLIVAN TN
36.50N 82.41W ELEV. 1536 FT
227 AM EDT THU APR 23 2026
DATE THU 04/23/26 FRI 04/24/26 SAT 04/25/26
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 50 81 57 74
TEMP 45 47 68 77 80 74 61 55 51 53 71 77 80 74 62 59 57 58 64 70 73 69
DEWPT 42 43 47 46 43 45 46 47 45 47 51 49 49 49 52 52 52 54 59 57 57 56
RH 89 86 47 33 27 35 58 74 80 80 49 37 34 41 70 78 83 86 84 63 57 63
WIND DIR SE SE SW W W W SE SE SE SE SW W W SW S S SW SW W W NW NW
WIND SPD 1 1 2 8 6 2 1 1 1 1 3 9 9 3 2 2 2 2 4 6 6 3
CLOUDS CL CL CL CL CL FW FW FW SC FW FW FW FW FW SC SC B1 B2 B2 B2 B1 SC
POP 12HR 5 0 10 40 80
QPF 12HR 0 0 0 0.07 0.23
RAIN SHWRS C C D D L L S
TSTMS C C
DATE SUN 04/26/26 MON 04/27/26 TUE 04/28/26 WED 04/29/26
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 50 79 53 78 57 76 51 75
TEMP 55 52 75 72 57 55 75 72 61 59 72 71 56 53 72 68
DEWPT 52 50 52 50 50 49 55 53 54 56 60 55 53 51 52 49
PWIND DIR NE NE E SE S SW W W
WIND CHAR LT LT LT LT LT GN LT LT
AVG CLOUDS SC SC SC SC B1 SC B1 B1 B2 B2 B2 SC FW FW SC SC
POP 12HR 20 20 10 30 80 60 20 20
RAIN SHWRS S S C C C D L C S S S S
TSTMS S S S S C S
TNZ071-232000-
KNOXVILLE MCGHEE TYSON AIRPORT-BLOUNT TN
35.80N 83.98W ELEV. 979 FT
227 AM EDT THU APR 23 2026
DATE THU 04/23/26 FRI 04/24/26 SAT 04/25/26
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 56 83 60 77
TEMP 54 54 73 81 83 77 65 60 57 58 74 81 83 77 68 64 62 60 67 73 76 72
DEWPT 45 46 48 47 43 46 49 49 48 50 53 52 52 53 54 55 58 59 61 61 59 59
RH 71 74 41 30 24 33 56 67 72 75 48 37 34 43 61 73 87 96 81 66 56 64
WIND DIR SW S SW W W SW S S S S SW SW SW SW S SW SW SW SW W N NE
WIND SPD 2 1 2 5 6 2 2 2 2 2 5 10 9 5 5 4 3 3 4 5 5 3
CLOUDS CL FW CL CL FW FW FW FW FW FW FW FW FW SC B1 B1 OV OV B2 B2 B1 SC
POP 12HR 5 0 10 70 80
QPF 12HR 0 0 0 0.28 0.29
RAIN SHWRS C C L L D D L L
TSTMS S C S C S C C
DATE SUN 04/26/26 MON 04/27/26 TUE 04/28/26 WED 04/29/26
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 53 81 59 81 62 79 54 77
TEMP 58 54 77 74 61 60 78 75 66 62 75 73 59 56 75 72
DEWPT 55 54 57 57 55 54 59 59 59 60 63 58 55 54 54 54
PWIND DIR NE NE SE S S SW NW W
WIND CHAR LT LT LT LT GN GN LT LT
AVG CLOUDS SC SC SC SC B1 B1 B2 B2 B2 B2 B2 SC FW SC SC SC
POP 12HR 10 20 20 40 80 50 20 20
RAIN SHWRS S S C C L D C S S S S S
TSTMS S S C S S S
TNZ036-232000-
OAK RIDGE-ANDERSON TN
36.00N 84.24W ELEV. 913 FT
227 AM EDT THU APR 23 2026
DATE THU 04/23/26 FRI 04/24/26 SAT 04/25/26
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 54 83 60 78
TEMP 52 52 71 81 83 76 64 58 55 56 73 81 83 77 67 63 61 60 68 75 78 72
DEWPT 46 46 49 47 44 47 49 49 50 51 54 53 53 54 55 56 58 60 62 60 58 58
RH 80 80 46 30 25 36 58 72 83 83 51 38 36 45 65 78 90100 81 60 50 61
WIND DIR SW S SW SW SW SW SW SW SW SW SW SW SW SW SW W SW SW SW W N NE
WIND SPD 1 1 2 5 6 2 2 1 1 1 4 9 8 4 3 2 2 2 3 4 4 2
CLOUDS FW CL CL CL FW FW FW FW FW FW FW FW SC B1 B1 B2 B2 OV B2 B1 SC SC
POP 12HR 5 0 10 70 80
QPF 12HR 0 0 0 0.36 0.26
RAIN SHWRS C C L L D D L L
TSTMS S C S C S S C C
DATE SUN 04/26/26 MON 04/27/26 TUE 04/28/26 WED 04/29/26
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 54 81 58 81 61 79 53 77
TEMP 57 56 79 75 61 59 78 75 65 63 77 73 58 55 75 71
DEWPT 55 53 57 57 55 55 60 60 59 60 62 58 55 54 54 53
PWIND DIR NE E E S SW SW NW W
WIND CHAR LT LT LT GN GN GN LT LT
AVG CLOUDS SC SC SC SC B2 B1 B2 B1 B2 B2 B2 SC FW SC SC SC
POP 12HR 10 20 20 40 80 40 20 20
RAIN SHWRS S S C C L D C S S S S S
TSTMS S S C S S S
TNZ099-232000-
CHATTANOOGA AIRPORT-HAMILTON TN
35.03N 85.22W ELEV. 688 FT
227 AM EDT THU APR 23 2026
DATE THU 04/23/26 FRI 04/24/26 SAT 04/25/26
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 85 57 85 63 79
TEMP 54 55 75 82 84 79 67 61 58 59 75 83 85 80 70 66 63 63 69 76 79 75
DEWPT 48 48 50 47 45 48 52 52 52 53 56 53 52 54 59 59 61 62 63 62 61 61
RH 80 77 41 29 26 34 59 72 80 80 52 36 32 41 68 78 93 97 81 62 54 62
WIND DIR N N SW S S S S S S S S S SW S SW SW SW S S W N N
WIND SPD 0 0 1 5 6 3 2 1 1 1 4 9 9 4 3 2 2 2 2 4 4 2
CLOUDS CL CL CL FW FW FW FW FW FW FW FW FW SC SC B1 B2 OV B2 B2 B1 SC SC
POP 12HR 5 0 5 80 70
QPF 12HR 0 0 0 0.35 0.36
RAIN SHWRS C C D D L L L L S
TSTMS S C C C S S C C
DATE SUN 04/26/26 MON 04/27/26 TUE 04/28/26 WED 04/29/26
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 58 83 61 81 63 81 57 80
TEMP 60 59 80 77 63 62 79 77 67 64 79 76 61 58 78 74
DEWPT 59 56 58 60 58 57 63 63 62 62 63 62 58 56 56 57
PWIND DIR N E SE S S W NW W
WIND CHAR LT LT LT GN GN LT LT LT
AVG CLOUDS SC SC SC B1 B1 SC B1 B1 B1 B2 B2 SC FW SC SC SC
POP 12HR 20 20 30 40 90 40 30 20
RAIN SHWRS S S C C C L D C S S C S S
TSTMS S S C S S S
NCZ060-232000-
TUSQUITEE RAWS-FORESTRY-CHEROKEE NC
35.07N 84.12W ELEV. 1600 FT
227 AM EDT THU APR 23 2026
DATE THU 04/23/26 FRI 04/24/26 SAT 04/25/26
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 82 50 82 55 77
TEMP 47 48 71 80 80 72 61 55 52 52 72 79 81 75 63 57 55 57 65 73 76 70
DEWPT 42 43 46 42 41 43 46 47 45 47 52 48 48 49 51 52 53 55 59 58 57 56
RH 83 83 41 26 25 35 58 74 77 83 49 34 32 40 65 83 93 93 81 59 52 61
MIN/MAX RH 24 86 32 96 52
WIND DIR N N N SW SW SW N N N N SW SW SW SW S SE S S W W NW NW
WIND DIR DEG 0 0 0 22 23 22 0 0 0 0 21 22 22 20 17 15 18 17 25 28 30 32
WIND SPD 0 0 0 3 4 2 0 0 0 0 2 5 5 2 1 1 1 1 2 3 4 2
CLOUDS FW CL CL FW SC SC FW FW FW FW FW SC SC SC SC B1 OV OV OV B1 SC SC
CLOUDS (%) 6 5 3 11 42 26 11 17 16 10 17 33 30 30 35 54 88 93 88 65 50 34
VSBY 10 10 10 10 10 10 10 10 10 10 10 10
POP 12HR 5 0 10 60 80
QPF 12HR 0 0 0 0.21 0.30
RAIN SHWRS S S L L D D L L S
TSTMS S S S S S C C
CHANCETHUNDER 5 0 10 20 40
MAX MIX HGT
AGL MIX HGT 9800 7400 3700
MAX VENT RT 68500 81700 29200
T WIND DIR SW SW SW
T WIND SPD 5 9 6
ADI 69 82 30
MAX LVORI 4 5 7
STABILITY G A A G G B A F D B A
CEILING 18200 11700 11700 10800 9800 NONE NONE NONE NONE NONE NONE
STA PRES 27.98 27.91 27.85 27.85 27.83 27.78 27.73 27.73 27.76 27.73 27.72
DATE SUN 04/26/26 MON 04/27/26 TUE 04/28/26 WED 04/29/26
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 49 81 55 78 57 79 50 78
TEMP 55 50 78 73 58 56 75 72 61 58 75 72 56 53 76 72
DEWPT 53 50 51 53 52 52 56 55 56 58 59 56 53 52 51 50
PWIND DIR NE SE SE SE SE W NW W
WIND CHAR LT LT LT GN LT LT LT LT
AVG CLOUDS SC B1 SC SC SC B1 B2 B1 B2 B2 OV SC FW SC B1 SC
POP 12HR 20 20 20 40 80 50 30 20
RAIN SHWRS S S S S S C C L D C S C S S
TSTMS S S C S 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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