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Chickasaw State Forest Fire Weather Point Forecast Matrix


TNZ053-181000-
CHICKASAW STATE FOREST NFDRS SITE-CHESTER TN
35.37N  88.83W ELEV. 496 FT
251 PM CDT WED SEP 17 2014

DATE           09/17/14      THU 09/18/14            FRI 09/19/14            SAT
UTC 3HRLY     21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12
CDT 3HRLY     16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07

MIN/MAX                      57          80          57          83          62
TEMP          76 71 64 61 59 57 69 78 80 73 65 61 59 57 71 81 83 77 69 66 64 62
DEWPT         59 61 60 59 58 57 60 62 62 63 60 57 56 56 57 58 59 60 59 58 59 60
MAX/MIN RH                   99          55          96          43          96
RH            56 71 86 93 98 99 72 58 55 69 84 87 92 95 61 46 44 55 70 76 87 96
WIND DIR       N  N NE NE NE NE  E  N NE  N NE NE  E  N NE NE  E  E NE SE  S  S
WIND SPD       4  2  0  0  0  1  3  4  4  2  1  1  1  1  3  3  4  2  0  1  2  2
CLOUDS        B1 B1 B1 B1 B1 B2 B1 SC SC SC FW CL CL CL CL FW FW CL CL CL CL CL
CLOUDS(%)     69 59 60 61 66 72 57 43 36 28 17  5  3  1  4  7  6  4  5  5  5  5
POP 12HR                     10          10           5           5           5
QPF 12HR                      0           0           0           0           0
MIXHGT M AGL          209     0  1332  1750   765     0  1820  2113   706     0
MIXHGT FT AGL         684     0  4370  5741  2510     0  5969  6931  2315     0
MIXHGT M MSL          363    80  1466  1885   903    92  1965  2254   841    87
MIXHGT FT MSL        1190   261  4810  6184  2962   302  6447  7394  2760   285
TRANSWIND DIR          SE     E    SE     S     E     E    SE    SE    SE    SE
TWIND SPD M/S           1     2     3     2     2     2     4     3     2     2
TWIND SPD MPH           3     4     8     5     5     5    10     8     5     5
VENT INDEX                  510        5655        3972        9016        3840
CATEGORY DAY                  1           3           2           4           2
500M MIXHGT T          78    78    78    82    81    79    80    85    85    83
500M TWND DIR           S    SE    SE     S    SE    SE     S    SE    SE     S
500M TWND M/S           2     2     4     2     7     9     5     3     8    10
500M TWND MPH           5     4    10     5    16    20    12     8    18    24
DISPERSION              2     5    15    17     3     5    27    28     3     5
LAL                     1     1     1     1     1     1     1     1     1     1
LASI                    3     3     3     4     3     3     3     4     4     4
STABILITY               F     E     B     C     F     E     B     C     F     E
STAG INDEX                    2           1           0           3           2


DATE            09/20  SUN 09/21/14    MON 09/22/14    TUE 09/23/14    WED 09/24/14
UTC 6HRLY      18  00  06  12  18  00  06  12  18  00  06  12  18  00  06  12  18  00
CDT 6HRLY      13  19  01  07  13  19  01  07  13  19  01  07  13  19  01  07  13  19

MAX/MIN            86      65      84      60      80      55      78      55      78
TEMP           84  80  69  65  82  77  64  60  78  73  59  55  76  71  59  55  76  72
DEWPT          64  65  64  62  65  66  64  60  57  58  54  53  54  56  52  53  54  56
MIN/MAX RH         49      94      54     100      46      95      45      95      45
RH             52  61  85  94  57  69  99 100  48  60  83  95  47  59  78  95  48  57
WIND DIR            S       S       W      NW       N       N      NE      NE      NE
WIND SPD            4       1       3       2       5       3       5       4       4
AVG CLOUDS     FW  FW  FW  SC  B1  B1  B1  SC  FW  FW  FW  FW  FW  FW  FW  FW  SC  SC
POP 12HR            0       5      20      30      20       5       5       5      10
BELOW IS A WEATHER ELEMENT KEY FOR THIS PRODUCT

DAY 1 THROUGH 3...

MAX/MIN TEMP OR MIN/MAX TEMP (F)....MAXIMUM/MINIMUM AIR TEMPERATURE
TEMP (F)............................AIR TEMPERATURE
DEWPT (F)...........................DEW POINT TEMPERATURE
MIN/MAX RH OR MAX/MIN RH (%)........MAXIMUM/MINIMUM HUMIDITY
RH (%)..............................RELATIVE HUMIDITY
WIND DIR (8 POINT COMPASS)..........20 FT. WIND DIRECTION
WIND SPD (MPH)......................20 FT. WIND SPEED
WIND CHILL (F)......................WIND CHILL TEMPERATURE
HEAT INDEX (F)......................HEAT INDEX
CLOUDS (CAT)........................CLOUD COVER CATEGORY
     EXAMPLE: CL = CLEAR; FW = FEW; SC = SCATTERED;
              B1 = MOSTLY CLOUDY; B2 = CONSIDERABLE CLOUDS; OV = OVERCAST
CLOUDS (%)..........................CLOUD COVER AS A PERCENTAGE
POP 12HR (%)........................PROBABILITY FOR ACCUMULATING PRECIPITATION
QPF 12HR (IN).......................LIQUID EQUIVALENT PRECIPITATION AMOUNT
WEATHER...
     TYPE...
       RAIN...........RAIN
       RAIN SHWRS.....RAIN SHOWERS
       TSTMS..........THUNDERSTORMS
       DRIZZLE........DRIZZLE
       SNOW...........SNOW
       SNOWSHWRS......SNOW SHOWERS
       SLEET..........SLEET
       FLURRIES.......FLURRIES
       FRZG RAIN......FREEZING RAIN
       FRZG DRZL......FREEZING DRIZZLE
     COVERAGE...
       IS.............ISOLATED
       SC.............SCATTERED
       NM.............NUMEROUS
       O..............OCCASIONAL
       S..............SLIGHT CHANCE
       C..............CHANCE
       L..............LIKELY
       WD.............WIDESPREAD
       D..............DEFINITE
       AR.............AREAS
       PA.............PATCHY
OBVIS...............................OBSTRUCTION TO VISIBILITY
     TYPE...
       F..............FOG
       PF.............PATCHY FOG
       +PF............PATCHY DENSE FOG
       F+.............DENSE FOG
       H..............HAZE
       BS.............BLOWING SNOW
       K..............SMOKE
       BD.............BLOWING DUST
MIXING HGT M (AGL)..................MIXING HEIGHT IN METERS
MIXING HGT FT (AGL).................MIXING HEIGHT IN FEET
TRANSWIND DIR (8 POINT COMPASS).....TRANSPORT WIND DIRECTION
TWIND SPD MS (M/S)..................TRANSPORT WIND SPEED IN METERS PER SECOND
TWIND SPD MPH (MPH).................TRANSPORT WIND SPEED IN MILES PER HOUR
VENT INDEX (M2/S)...................VENT INDEX IN METERS SQUARED PER SECOND
CATEGORY DAY........................CATEGORY DAY BASED ON VENT INDEX
     EXAMPLE: 1 = <2000; 2 = >=2000 AND <4000; 3 = >=4000 AND <8000;
              4 = >=8000 AND <16000; 5 = >=16000
500M MIXHGT T (F)...................SURFACE TEMPERATURE NEEDED TO CREATE MIXING
                                    UP TO 500 METERS ABOVE THE GROUND
500M TWND DIR (8 POINT COMPASS).....TRANSPORT WIND DIRECTION AT 500 METERS AGL
500M TWND M/S.......................TRANSPORT WIND AT 500 METERS AGL IN M/S
500M TWND MPH.......................TRANSPORT WIND AT 500 METERS AGL IN MPH
LASI (SAME AS HAINES INDEX).........LOWER ATMOSPHERIC SEVERITY INDEX
                                    MEASURES FIRE GROWTH POTENTIAL
     EXAMPLE: 1-3 = VERY LOW; 4 = LOW; 5 = MODERATE; 6 = HIGH
STABILITY...........................STABILITY CLASS
     EXAMPLE: A = VERY UNSTABLE; B = MODERATELY UNSTABLE; C = SLIGHTLY UNSTABLE
              D = NEUTRAL; E = SLIGHTLY STABLE; F = MODERATELY STABLE
              G = VERY STABLE
STAG INDEX..........................STAGNATION INDEX
     EXAMPLE: 0 = WINDS >= 10 MPH; 1 = WINDS <= 10 MPH WITH RAIN
              2 = DRY WITH DECENT WINDS
              3 = DRY WITH LIGHT WINDS AND STAGNATE CONDITIONS
WATCH/WARNING/ADVISORY...
     EXAMPLE: W = WARNING; Y = ADVISORY; A = WATCH
     IN EFFECT FOR THE INDICATED HOUR


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