940
FOUS54 KMRX 180627
PFMMRX
POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE MORRISTOWN TN
226 AM EDT WED MAR 18 2026
TNZ017-182000-
TRI CITIES AIRPORT-SULLIVAN TN
36.50N 82.41W ELEV. 1536 FT
226 AM EDT WED MAR 18 2026
DATE WED 03/18/26 THU 03/19/26 FRI 03/20/26
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 45 32 58 40 67
TEMP 21 23 33 42 45 43 38 35 34 34 46 55 58 53 46 44 42 40 53 64 67 61
DEWPT 14 14 15 19 25 27 29 29 29 29 35 39 41 41 41 41 39 39 46 47 47 47
RH 74 68 47 39 45 53 70 78 82 82 65 55 53 64 83 89 89 96 77 54 49 60
WIND DIR E SE S SW SW S S SE SE SE SW SW SW SW S S SE SE S SW W SW
WIND SPD 1 1 2 5 5 2 2 2 1 1 2 5 5 2 1 1 1 1 2 6 8 4
CLOUDS B1 B1 B1 B1 B1 B1 B1 B1 B1 B2 B2 B2 B2 B2 B1 SC SC B1 B1 B1 SC B1
POP 12HR 5 0 10 10 5
QPF 12HR 0 0 0 0 0
FLURRIES S
DATE SAT 03/21/26 SUN 03/22/26 MON 03/23/26 TUE 03/24/26
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 71 51 76 49 63 39 60
TEMP 52 49 68 65 54 52 73 70 57 51 59 56 45 41 56 54
DEWPT 47 47 54 53 50 50 56 55 52 46 45 38 35 35 40 37
PWIND DIR SW SW SW SW NW N NE E
WIND CHAR LT GN LT GN GN GN LT LT
AVG CLOUDS B1 B2 B2 SC FW SC SC FW SC B1 B2 B2 B2 B2 B2 B1
POP 12HR 10 10 5 10 30 20 20 30
RAIN SHWRS S S C S S S S C C
TNZ071-182000-
KNOXVILLE MCGHEE TYSON AIRPORT-BLOUNT TN
35.80N 83.98W ELEV. 979 FT
226 AM EDT WED MAR 18 2026
DATE WED 03/18/26 THU 03/19/26 FRI 03/20/26
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 52 36 64 44 72
TEMP 27 28 39 47 51 48 43 39 38 36 51 61 63 58 52 49 46 45 57 69 72 66
DEWPT 19 20 17 22 27 31 31 31 30 31 36 41 43 44 44 45 43 43 49 51 51 51
RH 71 71 40 37 39 51 62 73 73 82 56 48 48 59 74 86 89 93 75 53 48 58
WIND DIR NE SE SW SW SW SW SW SW SW SW SW SW SW S S S S SE SW SW SW SW
WIND SPD 1 1 2 5 5 3 3 3 3 3 5 6 5 2 2 2 2 2 3 6 8 5
CLOUDS B2 B2 B1 B1 B1 B1 SC FW B1 B1 SC B2 B1 B1 SC SC SC SC SC B1 SC SC
POP 12HR 20 5 10 5 10
QPF 12HR 0 0 0 0 0
RAIN SHWRS S
SPRINKLES S
DATE SAT 03/21/26 SUN 03/22/26 MON 03/23/26 TUE 03/24/26
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 77 55 80 55 68 44 64
TEMP 58 53 74 71 60 56 77 74 63 57 64 62 51 46 61 61
DEWPT 51 51 56 55 54 54 59 57 56 51 51 46 41 39 46 47
PWIND DIR SW SW SW SW W N NE NE
WIND CHAR LT GN LT GN GN GN LT LT
AVG CLOUDS SC B1 B2 SC FW FW FW FW B1 B1 B2 B2 B2 B2 B2 B1
POP 12HR 5 20 0 10 20 20 20 30
RAIN SHWRS S S S S S S C C
TSTMS S
TNZ036-182000-
OAK RIDGE-ANDERSON TN
36.00N 84.24W ELEV. 913 FT
226 AM EDT WED MAR 18 2026
DATE WED 03/18/26 THU 03/19/26 FRI 03/20/26
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 51 35 64 43 71
TEMP 27 28 38 46 51 47 40 38 36 35 49 60 63 58 51 48 45 43 56 68 71 65
DEWPT 18 19 18 24 27 30 30 31 31 32 36 42 43 44 44 44 43 43 49 52 51 52
RH 68 68 44 42 39 51 67 76 82 89 61 51 48 59 77 86 93100 77 57 49 63
WIND DIR N E SW SW S S SW SW W W SW SW SW S S SE SE NE S SW SW SW
WIND SPD 1 1 2 5 5 2 2 2 2 2 4 5 4 2 2 1 1 1 2 5 5 3
CLOUDS B2 B2 B1 B1 B1 B1 FW SC B1 B2 B1 B2 B1 B1 SC SC SC SC SC B1 SC B1
POP 12HR 20 5 10 5 5
QPF 12HR 0 0 0 0 0
RAIN SHWRS S
SPRINKLES S
DATE SAT 03/21/26 SUN 03/22/26 MON 03/23/26 TUE 03/24/26
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 51 77 54 81 53 68 43 65
TEMP 56 51 74 70 58 55 77 73 61 55 64 61 49 45 61 60
DEWPT 51 50 57 55 54 53 61 57 55 49 49 42 38 38 44 44
PWIND DIR SW SW SW SW NW N NE SE
WIND CHAR LT LT LT LT LT LT LT LT
AVG CLOUDS SC B1 B2 SC FW FW SC FW SC B1 B2 B1 B2 B2 B2 B1
POP 12HR 5 10 0 10 20 20 20 20
RAIN SHWRS S S S S S S
TNZ099-182000-
CHATTANOOGA AIRPORT-HAMILTON TN
35.03N 85.22W ELEV. 688 FT
226 AM EDT WED MAR 18 2026
DATE WED 03/18/26 THU 03/19/26 FRI 03/20/26
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 57 38 69 45 76
TEMP 30 31 40 50 57 52 44 41 38 38 51 65 69 63 54 51 47 46 60 73 76 70
DEWPT 20 21 20 25 29 33 33 34 33 32 37 43 46 48 47 47 46 45 51 54 53 55
RH 66 66 44 37 34 48 65 76 82 79 59 45 44 58 77 86 96 96 72 51 45 59
WIND DIR N N S S S S S S S S S S SW S S S S S S S SW SW
WIND SPD 0 0 2 4 5 3 2 2 2 2 3 5 4 2 1 1 1 1 2 5 5 3
CLOUDS B1 B2 B1 SC SC SC FW FW B1 B1 B1 B1 SC SC FW FW FW FW FW SC SC SC
POP 12HR 10 0 5 0 5
QPF 12HR 0 0 0 0 0
DATE SAT 03/21/26 SUN 03/22/26 MON 03/23/26 TUE 03/24/26
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 56 84 57 73 47 66
TEMP 58 54 77 73 61 57 80 76 63 58 69 67 54 48 63 61
DEWPT 53 52 59 58 58 56 62 61 58 54 54 50 44 41 47 46
PWIND DIR SW SW SW SW W N NE SE
WIND CHAR LT LT LT LT LT LT LT LT
AVG CLOUDS SC B1 B1 SC FW FW FW FW FW B1 B1 B1 B2 B2 B2 B2
POP 12HR 0 10 5 5 5 10 10 20
RAIN SHWRS S S
NCZ060-182000-
TUSQUITEE RAWS-FORESTRY-CHEROKEE NC
35.07N 84.12W ELEV. 1600 FT
226 AM EDT WED MAR 18 2026
DATE WED 03/18/26 THU 03/19/26 FRI 03/20/26
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 53 31 64 41 72
TEMP 23 24 37 48 52 47 39 34 32 31 48 60 63 57 49 44 41 43 56 69 71 65
DEWPT 16 17 14 20 25 27 28 28 27 28 35 39 40 41 41 41 41 42 48 48 47 48
RH 74 74 38 33 35 45 64 78 81 88 60 46 43 55 74 89100 96 74 47 42 54
MIN/MAX RH 33 88 43 100 42
WIND DIR N N S SW SW S SE E E E S SW SW SW N N N N S SW SW SW
WIND DIR DEG 0 0 18 23 20 19 12 10 10 10 18 22 23 22 0 0 0 0 18 23 23 22
WIND SPD 0 0 1 2 3 2 1 1 1 1 1 2 3 1 0 0 0 0 1 4 5 2
CLOUDS B1 B1 SC SC SC B1 SC FW SC B2 SC B1 B1 B1 FW SC SC SC FW SC SC SC
CLOUDS (%) 67 63 48 39 44 56 27 21 42 72 47 68 56 51 24 29 31 36 23 37 38 48
VSBY 10 10 10 10 10 10 10 10 10 10 10 10
POP 12HR 5 5 5 5 5
QPF 12HR 0 0 0 0 0
CHANCETHUNDER 0 0 5 5 5
MAX MIX HGT
AGL MIX HGT 4600 4700 6100
MAX VENT RT 36600 49700 61300
T WIND DIR SW SW SW
T WIND SPD 6 8 8
ADI 37 50 61
MAX LVORI 3 6 10
STABILITY F B B G F B B G G B B
CEILING 20800 23500 23500 NONE NONE NONE NONE NONE NONE NONE NONE
STA PRES 28.07 28.07 28.04 28.06 28.04 28.00 27.98 28.00 27.98 27.94 27.88
DATE SAT 03/21/26 SUN 03/22/26 MON 03/23/26 TUE 03/24/26
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 48 77 51 80 52 71 44 61
TEMP 52 49 73 67 55 52 77 71 56 54 68 64 50 46 59 56
DEWPT 48 48 54 53 52 51 56 56 54 53 54 47 44 43 44 41
PWIND DIR S SW S SW W W E SE
WIND CHAR LT LT LT LT LT LT LT LT
AVG CLOUDS SC B1 B2 SC FW FW FW FW SC B1 B2 B2 B2 B2 B2 B2
POP 12HR 5 10 5 5 10 20 20 20
RAIN SHWRS S S 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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