641
FOUS54 KMRX 220627
PFMMRX
POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE MORRISTOWN TN
227 AM EDT WED APR 22 2026
TNZ017-222000-
TRI CITIES AIRPORT-SULLIVAN TN
36.50N 82.41W ELEV. 1536 FT
227 AM EDT WED APR 22 2026
DATE WED 04/22/26 THU 04/23/26 FRI 04/24/26
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 78 46 80 52 80
TEMP 44 45 64 73 77 72 58 51 47 49 69 77 79 73 60 55 52 54 71 78 79 74
DEWPT 40 41 46 42 40 41 43 43 43 44 48 46 43 46 48 47 46 47 51 49 49 50
RH 86 86 52 33 26 33 57 74 86 83 47 33 28 38 64 74 80 77 49 36 35 43
WIND DIR S S W W W W W SE S SE W W W W S SE SE SE SW W W SW
WIND SPD 2 3 10 14 12 5 2 1 1 1 2 5 5 2 1 1 1 1 3 8 8 3
WIND GUST 25
CLOUDS FW FW FW FW FW FW CL CL CL CL CL FW CL FW FW FW FW FW FW FW FW SC
POP 12HR 0 0 5 0 10
QPF 12HR 0 0 0 0 0
DATE SAT 04/25/26 SUN 04/26/26 MON 04/27/26 TUE 04/28/26
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 56 76 52 77 51 76 56 76
TEMP 59 57 71 69 56 54 73 70 55 53 72 70 58 57 72 71
DEWPT 52 53 59 56 53 51 52 50 48 48 52 50 52 55 60 54
PWIND DIR SW W N NE E SE S W
WIND CHAR LT LT LT LT LT LT LT GN
AVG CLOUDS SC B1 B2 B2 B2 SC SC SC SC SC SC B1 B1 B1 B2 B1
POP 12HR 30 80 30 20 20 30 70 70
RAIN SHWRS C L D C S S S S S S C C L L C
TSTMS S S C S S S S C
TNZ071-222000-
KNOXVILLE MCGHEE TYSON AIRPORT-BLOUNT TN
35.80N 83.98W ELEV. 979 FT
227 AM EDT WED APR 22 2026
DATE WED 04/22/26 THU 04/23/26 FRI 04/24/26
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 53 83 56 83
TEMP 51 52 70 78 81 75 63 58 54 55 72 81 82 76 65 59 56 58 73 81 83 77
DEWPT 43 44 47 45 42 45 48 46 46 47 49 46 44 48 52 50 49 50 53 53 52 54
RH 74 74 44 31 25 34 58 64 74 74 44 29 26 37 63 72 77 75 49 38 34 45
WIND DIR SW SW SW W W W S S S SE SW W W SW S S S S SW SW SW SW
WIND SPD 4 3 6 10 9 2 2 1 1 1 1 3 4 2 2 2 2 2 5 10 9 5
CLOUDS FW FW CL CL FW FW FW FW FW FW CL FW FW FW FW FW FW SC FW SC SC SC
POP 12HR 0 0 5 0 10
QPF 12HR 0 0 0 0 0
RAIN SHWRS S
DATE SAT 04/25/26 SUN 04/26/26 MON 04/27/26 TUE 04/28/26
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 60 76 55 79 57 79 60 79
TEMP 64 60 72 71 59 56 76 73 60 58 76 73 63 62 76 73
DEWPT 54 58 63 60 55 54 56 55 54 53 57 58 57 59 61 58
PWIND DIR SW W NE NE E S SW W
WIND CHAR LT LT LT LT LT GN GN GN
AVG CLOUDS B1 B2 B2 B2 B1 FW B1 B1 B1 SC B2 B1 B1 B2 B2 SC
POP 12HR 50 80 30 20 20 30 70 60
RAIN SHWRS S C D L C S S S S S C C L L L C
TSTMS C S C S S C S S S
TNZ036-222000-
OAK RIDGE-ANDERSON TN
36.00N 84.24W ELEV. 913 FT
227 AM EDT WED APR 22 2026
DATE WED 04/22/26 THU 04/23/26 FRI 04/24/26
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 52 83 53 83
TEMP 50 51 70 79 82 75 62 56 53 54 72 81 82 75 62 57 54 55 72 80 83 77
DEWPT 44 44 48 45 42 45 46 45 46 47 50 47 44 48 50 49 49 51 54 54 53 54
RH 80 77 45 30 24 34 56 66 77 77 46 30 26 38 65 75 83 86 53 41 36 45
WIND DIR SW SW SW W W W NW SW SW N S SW SW SW S SW SW S SW SW SW SW
WIND SPD 2 2 4 9 8 2 1 1 1 0 1 3 3 2 1 1 1 1 4 8 8 4
CLOUDS FW FW CL CL FW FW FW FW CL FW CL CL FW FW FW FW FW FW FW SC SC B1
POP 12HR 0 0 5 0 10
QPF 12HR 0 0 0 0 0
RAIN SHWRS S
TSTMS S
DATE SAT 04/25/26 SUN 04/26/26 MON 04/27/26 TUE 04/28/26
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 59 76 55 80 57 80 60 79
TEMP 63 59 73 70 58 56 77 73 59 58 76 73 62 61 76 72
DEWPT 55 58 63 60 54 53 56 55 53 53 58 58 57 59 60 58
PWIND DIR SW W N NE NE S SW W
WIND CHAR LT LT LT LT LT GN GN GN
AVG CLOUDS B1 B2 B2 B1 B1 FW SC SC B1 B1 B2 B1 B1 B2 B2 SC
POP 12HR 50 80 20 20 20 40 80 60
RAIN SHWRS S C D L S S S S S S C L D L C
TSTMS S C S C S S S C S S S
TNZ099-222000-
CHATTANOOGA AIRPORT-HAMILTON TN
35.03N 85.22W ELEV. 688 FT
227 AM EDT WED APR 22 2026
DATE WED 04/22/26 THU 04/23/26 FRI 04/24/26
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 84 55 85 56 85
TEMP 54 53 72 81 84 78 65 59 56 56 74 83 84 78 65 60 57 58 73 83 85 79
DEWPT 45 46 48 45 42 44 49 48 48 48 50 46 45 48 52 52 51 52 56 53 52 54
RH 71 77 42 28 23 30 56 67 74 74 43 27 26 35 63 75 80 80 55 36 32 42
WIND DIR S N SW W W W SW N N N S S SW S SW S S S S SW SW SW
WIND SPD 1 0 2 6 6 2 1 0 0 0 1 4 5 3 2 1 1 1 4 8 8 4
CLOUDS SC CL CL CL FW FW FW CL FW CL CL FW FW FW FW FW FW FW FW SC SC B1
POP 12HR 0 0 5 0 10
QPF 12HR 0 0 0 0 0
RAIN SHWRS S
TSTMS S
DATE SAT 04/25/26 SUN 04/26/26 MON 04/27/26 TUE 04/28/26
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 62 78 57 83 58 80 62 81
TEMP 65 62 74 73 61 58 79 76 61 60 76 75 64 63 78 76
DEWPT 57 60 64 63 59 56 57 57 55 57 59 60 59 62 62 60
PWIND DIR SW W N E SE S S W
WIND CHAR LT LT LT LT LT GN GN GN
AVG CLOUDS B1 B2 B2 B1 B1 FW SC SC SC SC B2 B1 B1 B1 B2 SC
POP 12HR 60 80 30 20 20 30 80 50
RAIN SHWRS S L D L C S S S S C C L D C C
TSTMS S C S C S S C C S S
NCZ060-222000-
TUSQUITEE RAWS-FORESTRY-CHEROKEE NC
35.07N 84.12W ELEV. 1600 FT
227 AM EDT WED APR 22 2026
DATE WED 04/22/26 THU 04/23/26 FRI 04/24/26
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 46 83 50 82
TEMP 45 45 67 77 80 73 60 53 49 49 73 82 79 73 62 54 51 52 72 79 81 75
DEWPT 40 42 44 41 38 42 44 43 42 43 47 43 42 44 47 47 46 47 51 49 49 49
RH 82 89 43 28 22 33 55 69 77 80 40 25 27 35 58 77 83 83 48 35 33 40
MIN/MAX RH 22 83 25 86 33
WIND DIR N SE W W W W N N N N N SW W SW SE N N N SW SW SW SW
WIND DIR DEG 0 12 27 27 27 26 0 0 0 0 0 22 24 23 15 0 0 0 21 22 22 20
WIND SPD 0 1 2 6 6 2 0 0 0 0 0 2 3 2 1 0 0 0 2 5 5 2
CLOUDS FW FW CL CL FW FW FW CL FW FW FW FW SC FW FW FW FW SC FW SC SC SC
CLOUDS (%) 25 6 4 4 6 7 9 5 7 8 8 25 34 25 11 12 23 28 23 37 37 34
VSBY 10 10 10 10 10 10 10 10 10 10 10 10
POP 12HR 0 0 5 0 10
QPF 12HR 0 0 0 0 0
CHANCETHUNDER 0 0 5 0 10
MAX MIX HGT
AGL MIX HGT 9300 9500 6800
MAX VENT RT 100500 48100 66400
T WIND DIR W SW SW
T WIND SPD 10 4 9
ADI 100 52 68
MAX LVORI 5 4 6
STABILITY G B A G G A A G G B A
CEILING NONE 8900 NONE NONE 18200 11700 11700 10800 9800 NONE NONE
STA PRES 28.09 28.03 27.97 27.97 27.99 27.92 27.86 27.86 27.84 27.79 27.74
DATE SAT 04/25/26 SUN 04/26/26 MON 04/27/26 TUE 04/28/26
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 76 52 81 53 76 56 78
TEMP 59 55 70 70 55 53 77 72 56 54 72 70 59 57 74 72
DEWPT 51 54 60 57 54 52 52 52 51 51 52 53 54 57 59 55
PWIND DIR S W N E SE SE SE W
WIND CHAR LT LT LT LT LT LT LT LT
AVG CLOUDS SC B2 B2 B2 B1 SC B1 SC SC B1 B2 B1 B1 B1 B2 SC
POP 12HR 30 80 30 20 20 30 60 60
RAIN SHWRS C D L C S S S S S C C C L L C
TSTMS S S C S C 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
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