824
FOUS54 KMRX 192157
PFMMRX
POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE MORRISTOWN TN
557 PM EDT TUE MAY 19 2026
TNZ017-200800-
TRI CITIES AIRPORT-SULLIVAN TN
36.50N 82.41W ELEV. 1536 FT
557 PM EDT TUE MAY 19 2026
DATE 05/19/26 WED 05/20/26 THU 05/21/26 FRI
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 64 88 63 82 61
TEMP 84 72 68 64 66 79 85 87 81 69 66 64 65 74 80 77 74 68 65 63 63
DEWPT 63 63 60 58 59 63 63 62 65 65 64 63 64 67 68 68 67 65 63 61 62
RH 49 73 76 81 78 58 48 43 58 87 93 97 97 79 67 74 79 90 93 93 97
WIND DIR SW SW S SE SE W W W W NE E NE E NE NW N NE E E E E
WIND SPD 1 1 0 0 0 2 5 5 4 1 0 0 1 1 3 4 3 3 4 3 4
CLOUDS B2 B1 B1 B1 FW FW SC SC B1 OV B2 B1 B2 B2 B1 B2 B2 B2 B2 B2 B1
POP 12HR 0 30 60 100 70
QPF 12HR 0 0 0.17 0.31 0.07
RAIN SHWRS L C S S L L D D L L C C C
TSTMS C S C C S
DATE 05/22 SAT 05/23/26 SUN 05/24/26 MON 05/25/26 TUE 05/26/26
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 62 81 61 82 61 82 62 83
TEMP 78 76 65 64 76 76 65 63 78 77 65 63 78 77 65 63 80 78
DEWPT 67 65 62 63 69 67 63 63 69 68 63 63 69 68 64 63 68 68
PWIND DIR SE SE SW S SW SW SW S SW
WIND CHAR LT LT LT LT LT LT LT LT LT
AVG CLOUDS B1 B1 B2 B2 B2 B2 B2 B1 B1 B1 B1 B1 B2 B1 B2 B1 B1 B1
POP 12HR 80 50 90 40 80 50 80 40 80
RAIN SHWRS C D C C L D C C L D C C L D C S C D
TSTMS S C C S C S S C S S C S C
TNZ071-200800-
KNOXVILLE MCGHEE TYSON AIRPORT-BLOUNT TN
35.80N 83.98W ELEV. 979 FT
557 PM EDT TUE MAY 19 2026
DATE 05/19/26 WED 05/20/26 THU 05/21/26 FRI
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 68 89 66 84 66
TEMP 84 76 72 69 70 82 87 87 79 73 70 68 68 77 82 81 76 71 69 68 68
DEWPT 61 63 61 60 61 64 65 65 68 68 65 65 65 68 70 70 71 68 66 65 66
RH 46 64 68 73 73 55 48 48 69 84 84 90 90 74 67 69 85 90 90 90 93
WIND DIR SW S SW W N SW SW SW W N NE N N NW W W E NE E N SE
WIND SPD 4 3 2 1 0 4 5 8 4 2 1 0 0 1 3 4 3 2 1 0 1
CLOUDS SC SC SC SC SC SC SC B2 B2 B1 OV B2 B2 B1 B1 B1 B2 B1 B1 B2 B1
POP 12HR 0 40 20 90 50
QPF 12HR 0 0.03 0.01 0.18 0.02
RAIN SHWRS S C S S C C D D C C S S L
TSTMS S C S S C C S
HEAT INDEX 86 85
MAX HEAT 89 82 89 90 86 86
DATE 05/22 SAT 05/23/26 SUN 05/24/26 MON 05/25/26 TUE 05/26/26
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 84 66 83 65 83 65 83 66 84
TEMP 82 80 70 68 79 78 69 67 80 78 69 67 81 79 69 68 82 80
DEWPT 70 70 65 65 71 70 64 65 71 70 65 65 71 70 65 65 71 70
PWIND DIR S S SW S SW S SW SE SW
WIND CHAR LT LT LT LT LT LT LT LT LT
AVG CLOUDS B2 B2 B2 B2 B2 B2 B2 B2 B2 B1 B2 B1 B2 B2 B1 B2 B2 B1
POP 12HR 90 70 80 60 80 60 70 50 70
RAIN SHWRS L D L L D D C L L D L C L L C C C L
TSTMS S C C S S C S S C S S C S S C
TNZ036-200800-
OAK RIDGE-ANDERSON TN
36.00N 84.24W ELEV. 913 FT
557 PM EDT TUE MAY 19 2026
DATE 05/19/26 WED 05/20/26 THU 05/21/26 FRI
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 66 88 64 84 64
TEMP 83 75 70 67 68 80 86 84 77 71 68 66 66 75 82 80 74 70 67 66 66
DEWPT 63 63 62 61 62 66 67 67 69 67 66 65 65 69 70 71 71 68 65 65 66
RH 51 66 76 81 81 62 53 57 76 87 93 97 97 82 67 74 90 93 93 97100
WIND DIR SW SW SW SW N SW SW W W N N NE NE E W NW E NE NE NE S
WIND SPD 2 2 1 1 0 2 4 6 2 2 1 1 1 1 2 3 2 2 2 1 1
CLOUDS B1 SC SC SC SC SC B1 B2 B2 SC OV OV OV B1 B1 B2 B1 B2 B2 B2 B2
POP 12HR 0 50 30 90 70
QPF 12HR 0 0.04 0.02 0.20 0.04
RAIN SHWRS S C S C S S C C D D L L C C L
TSTMS S C S S C C S
HEAT INDEX 89 87 86 83
MAX HEAT 88 89 90 86 86
DATE 05/22 SAT 05/23/26 SUN 05/24/26 MON 05/25/26 TUE 05/26/26
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 64 81 63 82 63 82 64 84
TEMP 80 78 68 66 77 77 67 65 80 77 67 65 80 77 68 66 82 78
DEWPT 71 70 65 65 72 70 64 65 72 70 64 65 72 71 65 65 72 70
PWIND DIR S SW SW SW SW S SW SW SW
WIND CHAR LT LT LT LT LT LT LT LT LT
AVG CLOUDS B2 B2 B2 B2 B2 B2 B2 B2 B2 B1 B2 B2 B2 B1 B2 B2 B2 B1
POP 12HR 90 70 80 70 70 60 70 50 60
RAIN SHWRS L D L L D D C L L L L C L L C C C L
TSTMS S C C S S C S S C S S C S S C
TNZ099-200800-
CHATTANOOGA AIRPORT-HAMILTON TN
35.03N 85.22W ELEV. 688 FT
557 PM EDT TUE MAY 19 2026
DATE 05/19/26 WED 05/20/26 THU 05/21/26 FRI
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 68 89 66 86 66
TEMP 85 75 71 68 70 81 87 85 79 72 69 68 68 77 83 83 78 71 69 68 68
DEWPT 63 65 63 62 62 66 67 68 69 69 66 65 65 68 70 71 71 69 67 65 65
RH 48 71 76 81 76 60 52 57 72 90 90 90 90 74 65 67 79 93 93 90 90
WIND DIR S N N N N S SW W SW N N N N N SW SW E N N S S
WIND SPD 3 0 0 0 0 1 4 4 2 1 0 0 0 0 2 3 2 0 0 1 4
CLOUDS SC SC FW SC B1 B1 B2 B2 B2 B2 B1 B1 B2 B1 B1 B1 B1 B1 B1 B2 B2
POP 12HR 0 60 40 80 70
QPF 12HR 0 0.12 0.01 0.10 0.07
RAIN SHWRS C C C S C C D D L L L L L
TSTMS C C S S C C S
HEAT INDEX 90 88 87 88
MAX HEAT 89 82 90 92 87 89
DATE 05/22 SAT 05/23/26 SUN 05/24/26 MON 05/25/26 TUE 05/26/26
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 85 66 83 66 84 66 85 66 86
TEMP 82 80 69 68 80 79 69 68 82 79 69 68 82 80 69 68 83 80
DEWPT 70 70 66 65 72 70 66 65 72 70 66 65 72 70 66 65 71 70
PWIND DIR S S S S S S S S S
WIND CHAR GN LT LT LT LT LT LT LT LT
AVG CLOUDS B2 B2 B2 B2 B2 B2 B2 B1 B2 B2 B2 B1 B2 B1 B2 B2 B2 B1
POP 12HR 80 80 70 60 70 60 60 50 60
RAIN SHWRS L D D L L L C L C L L C C L C C C L
TSTMS S C C S S C C S C S S C S S C
NCZ060-200800-
TUSQUITEE RAWS-FORESTRY-CHEROKEE NC
35.07N 84.12W ELEV. 1600 FT
557 PM EDT TUE MAY 19 2026
DATE 05/19/26 WED 05/20/26 THU 05/21/26 FRI
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 63 88 62 85 62
TEMP 80 69 65 63 65 79 85 84 77 68 64 63 64 76 80 79 74 68 65 64 64
DEWPT 60 60 59 57 59 64 63 63 66 65 63 61 62 66 67 67 67 65 63 61 62
RH 51 73 81 81 81 60 48 49 69 90 97 93 93 71 65 67 79 90 93 90 93
MAX/MIN RH 81 45 97 63 93
WIND DIR S N N N N N SW W W N N N N N SW SW SE N E SE SE
WIND DIR DEG 18 0 0 0 0 0 21 25 26 0 0 0 0 0 21 23 12 0 11 12 13
WIND SPD 1 0 0 0 0 0 2 3 1 0 0 0 0 0 2 1 1 0 2 4 4
WIND GUST 14
CLOUDS SC SC SC B1 SC SC SC B2 B1 B2 B2 B1 B2 B1 B1 B1 B1 B1 B1 B1 B1
CLOUDS (%) 40 27 40 59 46 45 48 71 69 87 73 69 74 64 51 57 68 58 52 60 69
VSBY 10 10 10 10 10 10 10 10 10 10 7
POP 12HR 0 50 30 90 50
QPF 12HR 0 0.04 0.01 0.22 0.03
RAIN SHWRS C C S C C D D C C C C C
TSTMS C S C L C S
CHANCETHUNDER 0 40 20 60 20
MAX MIX HGT
AGL MIX HGT 5800 3000
MAX VENT RT 46600 20800
T WIND DIR SW SW
T WIND SPD 6 5
ADI 41 18
MAX LVORI 6 8
STABILITY A G G A B F F B B F F
CEILING NONE NONE NONE 23500 NONE NONE NONE NONE NONE NONE NONE
STA PRES 28.03 28.05 28.05 27.99 27.97 27.96 27.97 27.97 27.95 27.94 27.96
DATE 05/22 SAT 05/23/26 SUN 05/24/26 MON 05/25/26 TUE 05/26/26
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 82 63 82 62 83 62 83 63 84
TEMP 79 76 65 65 77 76 64 64 79 76 64 64 80 76 65 64 81 77
DEWPT 68 66 64 63 69 67 64 63 70 67 64 63 69 67 64 63 69 66
PWIND DIR SE SE S SE S N S N S
WIND CHAR LT LT LT LT LT LT LT LT LT
AVG CLOUDS B1 B1 B2 B2 B2 B2 B2 B1 B2 B1 B2 B2 B2 B2 B1 B2 B2 B1
POP 12HR 80 70 80 50 70 50 80 50 60
RAIN SHWRS C D L L L D C C L L C C C D C C C L
TSTMS S C C S C C S C S S C S S 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
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