680  
FOUS54 KMRX 251844  
PFMMRX  
 
POINT FORECAST MATRICES  
NATIONAL WEATHER SERVICE MORRISTOWN TN  
244 PM EDT SAT MAY 25 2013  
 
TNZ017-261000-  
TRI CITIES AIRPORT-SULLIVAN TN  
36.50N 82.41W ELEV. 1536 FT  
244 PM EDT SAT MAY 25 2013  
 
DATE 05/25/13 SUN 05/26/13 MON 05/27/13 TUE  
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 46 74 51 77 56  
TEMP 72 67 54 50 48 50 63 71 73 69 60 56 53 55 67 74 76 72 65 61 58 60  
DEWPT 38 38 41 42 43 45 45 45 45 47 48 48 49 50 50 51 52 53 54 55 56 56  
RH 29 34 61 74 83 83 52 39 37 45 64 74 86 83 54 44 43 51 68 81 93 87  
WIND DIR NW NW W E E NE E W W S S E E E S SW SW S SE SE SE S  
WIND SPD 6 4 1 3 2 0 2 3 5 3 4 3 3 2 4 5 4 3 3 2 3 4  
CLOUDS SC B1 B1 B2 B2 B2 B2 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 SC SC SC SC SC  
POP 12HR 10 10 10 30 20  
QPF 12HR 0 0 0 0.03 0.01  
RAIN SHWRS C C S S  
SPRINKLES S S S S S  
TSTMS C C S S  
 
DATE 05/28 WED 05/29/13 THU 05/30/13 FRI 05/31/13 SAT 06/01/13  
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 57 84 58 84 60 85 61 85  
TEMP 78 75 62 61 81 78 64 62 81 78 65 64 82 79 66 64 82 79  
DEWPT 57 58 58 59 58 60 58 59 59 59 59 59 59 60 60 61 58 59  
PWIND DIR S S SW SE S SE SW SW SW  
WIND CHAR LT LT LT LT LT LT LT LT LT  
AVG CLOUDS SC SC SC SC SC SC SC SC SC SC FW FW FW FW FW FW SC SC  
POP 12HR 20 10 10 10 10 10 10 10 10  
RAIN SHWRS S  
TSTMS S  
 

 
 
TNZ071-261000-  
KNOXVILLE MCGHEE TYSON AIRPORT-BLOUNT TN  
35.80N 83.98W ELEV. 979 FT  
244 PM EDT SAT MAY 25 2013  
 
DATE 05/25/13 SUN 05/26/13 MON 05/27/13 TUE  
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 51 78 55 81 59  
TEMP 75 70 61 57 54 55 67 75 77 73 64 60 57 59 71 78 80 76 68 64 61 63  
DEWPT 38 42 45 46 46 48 48 48 48 49 51 51 52 53 54 54 55 56 56 56 57 58  
RH 26 36 56 67 74 77 50 38 36 43 63 72 83 80 55 43 42 50 65 75 87 84  
WIND DIR N E NE E E NE E NE W SE SE E E SE SW SW SW W SE E SE S  
WIND SPD 3 3 0 3 3 3 3 3 4 2 4 3 3 2 4 6 8 5 3 2 3 3  
CLOUDS FW SC SC B1 B1 B1 B1 B1 B1 SC SC SC SC SC SC B1 B1 SC SC SC SC SC  
POP 12HR 10 10 10 20 10  
QPF 12HR 0 0 0 0.01 0  
RAIN SHWRS S S  
SPRINKLES S S S S S  
TSTMS S S  
 
DATE 05/28 WED 05/29/13 THU 05/30/13 FRI 05/31/13 SAT 06/01/13  
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 62 85 63 85 65 87 65 84  
TEMP 81 79 67 65 82 80 68 66 83 80 69 68 85 82 70 68 82 79  
DEWPT 59 60 60 61 60 61 60 61 60 60 61 61 60 61 62 62 60 60  
PWIND DIR SW SW S SW S SW SW W W  
WIND CHAR GN LT LT LT LT LT LT LT LT  
AVG CLOUDS SC SC SC SC SC SC SC SC FW SC FW FW FW FW FW FW SC SC  
POP 12HR 20 10 10 10 10 5 10 10 10  
RAIN SHWRS S  
TSTMS S  
 

 
 
TNZ036-261000-  
OAK RIDGE-ANDERSON TN  
36.00N 84.24W ELEV. 913 FT  
244 PM EDT SAT MAY 25 2013  
 
DATE 05/25/13 SUN 05/26/13 MON 05/27/13 TUE  
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 49 79 55 81 59  
TEMP 76 70 59 55 52 53 67 76 78 73 65 60 57 59 71 78 80 76 68 64 61 63  
DEWPT 40 42 46 46 46 47 47 47 47 50 51 52 53 53 54 54 55 55 56 56 57 58  
RH 27 36 62 72 80 80 49 36 33 44 60 75 86 80 55 43 42 48 65 75 87 84  
WIND DIR NW E NE N N NE E N S S SE NE NE E S SW SW SW S E E S  
WIND SPD 3 2 0 3 3 0 3 3 4 2 2 3 3 2 4 8 8 5 2 2 1 3  
CLOUDS FW SC B1 B1 B1 B1 B1 B1 B1 SC SC SC SC SC SC SC SC SC SC SC SC SC  
POP 12HR 10 10 10 20 10  
QPF 12HR 0 0 0 0.01 0  
RAIN SHWRS S S  
SPRINKLES S  
TSTMS S S  
 
DATE 05/28 WED 05/29/13 THU 05/30/13 FRI 05/31/13 SAT 06/01/13  
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 61 87 62 88 64 86 65 85  
TEMP 81 79 66 65 84 81 68 66 85 82 69 67 84 81 70 68 83 80  
DEWPT 59 60 60 61 60 61 61 61 60 59 61 61 60 61 61 62 59 59  
PWIND DIR SW SW S SW S SW S SW SW  
WIND CHAR GN LT LT LT LT LT LT LT LT  
AVG CLOUDS SC SC SC SC SC SC SC SC FW SC FW FW FW FW FW FW SC SC  
POP 12HR 20 5 10 10 10 5 10 10 10  
RAIN SHWRS S  
TSTMS S  
 

 
 
TNZ099-261000-  
CHATTANOOGA AIRPORT-HAMILTON TN  
35.03N 85.22W ELEV. 688 FT  
244 PM EDT SAT MAY 25 2013  
 
DATE 05/25/13 SUN 05/26/13 MON 05/27/13 TUE  
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 50 84 55 85 60  
TEMP 79 73 60 56 53 55 71 80 82 77 67 62 58 59 73 82 84 79 70 66 63 64  
DEWPT 40 42 49 50 49 50 50 49 48 52 53 54 54 55 55 55 55 56 58 58 59 59  
RH 25 33 67 80 86 83 47 34 31 42 61 75 86 87 53 40 37 45 66 75 87 84  
WIND DIR N E N N N NE SE S S SE E NE N E S S S SW S S S S  
WIND SPD 3 2 0 2 2 0 3 3 4 2 3 2 2 2 5 6 8 6 3 2 2 4  
CLOUDS FW FW FW SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC  
POP 12HR 5 5 5 20 10  
QPF 12HR 0 0 0 0.01 0  
RAIN SHWRS S S  
TSTMS S S  
 
DATE 05/28 WED 05/29/13 THU 05/30/13 FRI 05/31/13 SAT 06/01/13  
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 86 62 87 63 86 65 88 66 86  
TEMP 83 80 67 66 84 81 68 66 83 81 70 68 85 83 71 69 84 81  
DEWPT 60 61 62 62 61 61 62 61 60 60 62 62 60 62 62 63 61 61  
PWIND DIR S S S S SE S S SE S  
WIND CHAR GN LT LT LT LT LT LT LT LT  
AVG CLOUDS SC SC FW FW SC SC FW FW FW SC FW FW FW FW FW FW SC SC  
POP 12HR 20 5 10 10 5 0 10 10 10  
RAIN SHWRS S  
TSTMS S  
 

 
 
NCZ060-261000-  
TUSQUITEE RAWS-FORESTRY-CHEROKEE NC  
35.07N 84.12W ELEV. 1600 FT  
244 PM EDT SAT MAY 25 2013  
 
DATE 05/25/13 SUN 05/26/13 MON 05/27/13 TUE  
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 45 81 52 82 58  
TEMP 77 70 53 49 47 50 67 77 79 74 64 59 55 56 70 79 81 76 68 63 60 61  
DEWPT 39 47 47 44 42 45 49 48 49 49 50 51 51 52 53 54 54 55 55 55 56 58  
RH 25 44 80 83 83 83 52 36 35 41 60 75 86 86 55 42 39 48 63 75 87 90  
MAX/MIN RH 93 34 93 39 90  
WIND DIR NW NW SW E E S W W W NW E E E E SW S S S SE SE SE SE  
WIND DIR DEG 30 31 22 8 9 18 27 28 25 32 8 10 10 10 21 18 18 18 13 15 14 15  
WIND SPD 8 5 1 2 3 0 3 5 4 4 2 3 3 2 5 6 8 5 4 3 3 4  
CLOUDS FW FW SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC  
CLOUDS (%) 12 23 29 41 49 49 49 43 43 40 40 40 40 43 43 49 49 39 39 39 39 32  
VSBY 10 10 10 4 3 8 10 10  
POP 12HR 5 5 10 20 10  
QPF 12HR 0 0 0 0.01 0  
RAIN SHWRS S S  
TSTMS S S  
HAINES 5 5  
LAL 1 1 1 1 1 1 1 2 2 1 1  
MAX MIX HGT 6200 6800  
T WIND DIR W S  
T WIND SPD 6 10  
ADI 27 46  
MAX LVORI 3 4  
STABILITY F G A B G G A B F G A  
CEILING 15900 10800 9800 8000 7200 17100 9800 20800 15900 17100 17100  
STA PRES 27.97 27.96 27.97 27.96 27.93 27.92 27.94 27.93 27.91 27.94 27.99  
 
DATE 05/28 WED 05/29/13 THU 05/30/13 FRI 05/31/13 SAT 06/01/13  
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 61 85 62 87 64 89 62 87  
TEMP 79 77 66 64 82 80 67 66 84 82 69 68 86 83 68 66 84 81  
DEWPT 57 59 59 60 59 59 60 59 59 60 59 59 59 61 61 61 60 61  
PWIND DIR S SE S SE S SE S SE SW  
WIND CHAR GN LT LT LT LT LT LT LT LT  
AVG CLOUDS SC SC SC SC SC SC SC SC FW SC FW FW FW FW FW FW SC SC  
POP 12HR 20 10 20 10 10 5 10 10 10  
RAIN SHWRS S S  
TSTMS 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  
 

 
 
CLICK HERE TO GO TO PREVIOUS BULLETINS.

The Nexlab TN Page
The Nexlab VA Page
The Nexlab NC Page Main Text Page