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Dyersburg NFDRS SITE Point Forecast Matrix


TNZ019-201000-
DYERSBURG RAWS NFDRS SITE-DYER TN
35.99N  89.41W ELEV. 208 FT
245 PM CST FRI DEC 19 2014

DATE           12/19/14      SAT 12/20/14            SUN 12/21/14            MON
UTC 3HRLY     21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12
CST 3HRLY     15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06

MIN/MAX TEMP                 31          46          30          50          40
TEMP          42 37 34 33 32 31 36 43 44 38 34 34 32 30 36 47 49 45 43 42 41 40
DEWPT         33 30 30 31 29 28 29 30 31 31 30 28 30 28 31 33 36 34 36 37 36 38
MIN/MAX RH                   92          55          96          56          96
RH            70 75 85 92 88 88 75 60 60 76 85 78 92 92 82 58 61 65 76 82 82 92
WIND DIR      NE NE NE NE  N NE NE NE  N NE NE  E  E  E  E  E SE  E SE  S  S  S
WIND SPD       5  5  4  4  3  4  4  4  4  4  3  3  3  3  4  4  4  3  3  3  4  4
CLOUDS        B2 OV OV OV OV OV OV B2 B2 B2 B2 B1 B1 B1 B1 B2 B2 B1 B1 B2 B2 B1
CLOUDS(%)     80 93 93 94 94 91 91 80 80 77 77 62 62 61 61 74 74 69 69 83 83 64
POP 12HR                     30           5           5          10          10
QPF 12HR                   0.01           0           0           0           0
RAIN           S  C  C  S  S                                                  C
SNOW                    S  S
T WIND DIR    NE NE  E  N NE NE NE  N  N NE  E NE NE  E  E SE SE  E  E SE  S  S
T WIND SPD     9  9 10  4  4  4  6  4  4  4  4  3  4  4  8  8  6  4  4  5  4  5
MIXHGT M AGL          439     0   680   806     0     0   709   798     0     0
MIXHGT FT AGL        1439     0  2232  2644     0     0  2326  2619     0     0
MIXHGT M MSL          529    84   770   896    72    53   799   889    48    77
MIXHGT FT MSL        1735   276  2527  2939   235   174  2621  2915   157   251
TRANSWIND DIR          NE    NE    NE    NE    NE    NE     E     E    SE     S
TWIND SPD M/S           4     2     2     2     2     2     3     3     2     2
TWIND SPD MPH           9     4     5     4     4     4     8     6     4     4
VENT INDEX                 1587        1792         252        2667         172
CATEGORY DAY                  1           2           1           2           1
500M MIXHGT T          42    43    42    45    47    47    47    50    53    53
500M TWND DIR           E     E    NE    NE     E     E     E    SE    SE     S
500M TWND M/S           5     4     3     2     4     5     5     3     7     9
500M TWND MPH          12    10     6     4    10    12    11     8    16    20
DISPERSION              7     4    10     7     3     4    16    13     5     5
LAL                     1     1     1     1     1     1     1     1     1     1
LASI                    2     2     2     2     4     4     4     3     3     2
STABILITY               C     D     D     B     C     F     E     B     B     D
STAG INDEX                    3           3           3           3           3


DATE           12/22/14  TUE 12/23/14  WED 12/24/14  THU 12/25/14  FRI 12/26/14
UTC 6HRLY     18 00 06   12 18 00 06   12 18 00 06   12 18 00 06   12 18 00
CST 6HRLY     12 18 00   06 12 18 00   06 12 18 00   06 12 18 00   06 12 18

MAX/MIN TEMP     56      46    51      36    42      32    49      40    54
TEMP          53 51 48   46 50 44 39   36 41 37 34   32 46 45 42   40 52 48
DEWPT         45 45 45   45 44 39 34   29 29 28 27   25 31 32 33   37 43 41
RH            74 80 89   96 80 82 82   75 62 70 75   75 55 60 70   89 71 77
WIND DIR          S       S    SW       W     W       W    SW       S    SW
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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