[printable]
Poinsett Fire Weather Point Forecast Matrix


ARZ027-031000-
POINSETT NFDRS SITE-POINSETT AR
35.53N  90.69W ELEV. 335 FT
310 PM CDT WED OCT 2 2013

DATE           10/02/13      THU 10/03/13            FRI 10/04/13            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                      68          85          68          88          67
TEMP          81 78 74 72 71 69 76 82 84 79 75 72 71 69 78 85 87 80 74 70 69 68
DEWPT         66 69 68 67 66 65 66 67 67 68 67 67 66 66 66 66 67 67 67 66 66 65
MAX/MIN RH                   90          56          90          51          92
RH            58 74 80 84 86 90 72 60 56 68 76 82 84 89 67 54 51 66 78 87 90 92
WIND DIR       S  S  S  S  S  S  S  S  S  S  S  S  S  S  S  S  S  S  S  S  S  S
WIND SPD       8  3  5  6  5  4  5  6  6  5  5  5  4  4  5  6  5  4  5  5  5  5
CLOUDS        B2 B2 B2 B1 B1 SC SC B1 B1 SC SC SC SC B1 B1 B1 B1 B1 B1 B1 B1 B2
CLOUDS(%)     76 70 70 60 60 50 50 60 60 45 45 45 45 60 60 60 60 54 54 59 59 75
POP 12HR                     20          20          10          20          20
QPF 12HR                   0.01        0.04           0        0.02        0.01
RAIN SHWRS    NM IS IS       IS IS IS IS             IS IS IS IS       IS IS NM
TSTMS         NM                   IS IS             IS IS IS IS       IS IS NM
OBVIS            PF PF PF PF             PF PF PF PF
MIXHGT M AGL           88     0  1422  1641    19     2  1856  1921   170   117
MIXHGT FT AGL         287     0  4665  5384    63     7  6089  6301   558   383
MIXHGT M MSL          173    62  1512  1730   104    86  1946  2012   256   205
MIXHGT FT MSL         566   203  4959  5675   341   282  6383  6602   839   673
TRANSWIND DIR          SE     S     S     S     S     S     S     S     S     S
TWIND SPD M/S           2     2     5     5     4     3     7     8     4     3
TWIND SPD MPH           5     5    11    12    10     6    16    18     9     8
VENT INDEX                  602        8650         484       14084        1888
CATEGORY DAY                  1           4           1           4           1
500M MIXHGT T          80    79    77    81    80    80    81    83    82    82
500M TWND DIR          SE     S     S     S     S     S     S     S     S    SW
500M TWND M/S           6     8     5     7    10    11     7     9    12    12
500M TWND MPH          14    19    12    17    23    25    17    20    27    27
DISPERSION              4     4    36    41     7     6    51    49     9     9
LAL                     1     1     2     2     1     2     2     2     2     4
LASI                    3     3     3     3     3     3     3     4     3     3
STABILITY               E     E     C     D     F     F     C     C     E     E
STAG INDEX                    0           0           0           0           0


DATE            10/05  SUN 10/06/13    MON 10/07/13    TUE 10/08/13    WED 10/09/13
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            84      57      73      48      69      47      75      50      77
TEMP           83  75  65  58  71  66  57  49  66  62  53  48  68  68  57  51  73  70
DEWPT          64  63  56  49  47  44  44  43  43  45  45  45  46  51  49  48  51  54
MIN/MAX RH         51      76      39      82      41      90      39      88      43
RH             53  64  73  73  41  45  61  79  43  54  73  89  45  54  76  88  46  57
WIND DIR            S      NW      NW       N       N      NW      SW      SE      SE
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


USA.gov is the U.S. government's official web portal to all federal, state and local government web resources and services.