Fire Weather Point Forecast Matrices
Hamby RAWS
Issued by NWS San Angelo, TX

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143
FOUS54 KSJT 262110
PFWSJT

FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE SAN ANGELO TX
310 PM CST WED NOV 26 2014<br>

TXZ128-271015-
HAMBY RAWS-CALLAHAN TX
32.50N  99.62W ELEV. 1900 FT
310 PM CST WED NOV 26 2014

DATE           11/26/14      THU 11/27/14            FRI 11/28/14            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
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                      31          60          42          71          48
TEMP             48 38 37 35 33 42 58 58 52 46 45 44 43 53 69 69 61 53 52 51 49
DEWPT            30 33 31 30 29 31 32 33 33 30 30 32 34 37 39 39 40 40 39 40 40
MAX/MIN RH                   96          35          76          31          74
RH               49 82 80 83 86 65 38 39 48 53 56 62 70 54 34 33 46 61 61 67 71
WIND DIR          N NE  E  E SE SE  S  S  S  S  S  S  S  S SW  S  S  S  S  S  S
WIND SPD          4  3  2  2  3  5  9  9  7  8 10 12 12 17 21 17 10 15 16 17 16
CLOUDS           CL CL CL CL CL CL CL CL CL CL CL CL CL CL CL CL CL CL CL CL CL
CLOUDS(%)         4  4  1  1  0  0  2  2  2  2  2  2  3  3  3  3  3  3  4  4  5
POP 12HR                      0           0           0           0           0
QPF 12HR                      0           0           0           0           0
LAL               1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1
HAINES            4  4  3  3  4  4  4  4  4  4  5  4  4  4  4  5  5  5  5  5  5
MIX HGT          <1 <1 <1 <1 <1  1  2  1 <1 <1 <1 <1 <1 <1  1 <1 <1 <1 <1 <1 <1
T WIND DIR        N  N  N  N NE SE  S  S  S  S  S  S  S SW SW SW  S  S SW SW SW
T WIND SPD        4  3  2  2  2 12 10 12  8 10 10 10  8 14 27 24 13 18 13 12 11
SMOKE DISP       PR PR PR PR PR PR PR PR PR PR PR PR PR PR PR PR PR PR PR PR PR


DATE           11/29/14  SUN 11/30/14  MON 12/01/14  TUE 12/02/14  WED 12/03/14
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          70      50    73      37    50      35    60      48    62
TEMP          68 61 54   51 71 57 44   39 49 43 38   36 58 55 50   49 61 56
DEWPT         42 43 46   46 43 41 38   28 26 26 26   27 38 44 48   45 46 44
MIN/MAX RH       36      86    34      81    39      78    46      96    56
RH            39 51 75   83 37 55 79   64 40 51 63   70 47 68 94   87 58 64
PWIND DIR         S      SW    SW       W     N      NE     S       S     S
WIND CHAR       15>     <15   <15     <15   <15     <15   <15     <15   <15
AVG CLOUDS    CL CL CL   CL FW CL FW   FW FW FW FW   FW SC SC SC   B1 B1 B1
POP 12HR          5       0     5       5     5       5     5      10    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 GUST(MPH)......................20 FT. WIND GUST
WIND CHILL..........................WIND CHILL TEMPERATURE
HEAT INDX...........................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
       F+.............DENSE FOG
       H..............HAZE
       BS.............BLOWING SNOW
       K..............SMOKE
       BD.............BLOWING DUST
       AF.............VOLCANIC ASHFALL
LAL(CAT)............................LIGHTNING ACTIVITY LEVEL
HAINES(CAT).........................HAINES INDEX
10K WIND DIR(8 POINT COMPASS).......10000 FOOT WIND DIRECTION
10K WIND SPD(MPH)...................10000 FOOT WIND SPEED
MIX HGT(THOUSANDS OF FT AGL)........MIXING HEIGHT
     EXAMPLE: 6 = 6000 FEET; 12 = 12000 FEET; <1 = LESS THAN 1000 FEET
T WIND DIR(8 POINT COMPASS).........TRANSPORT WIND DIRECTION
T WIND SPD(MPH).....................TRANSPORT WIND SPEED
SMOKE DISP(CAT(KT-FT))...................SMOKE DISPERSION CATEGORY
     EXAMPLE: PR = POOR; FR = FAIR; GD = GOOD; VG = VERY GOOD; EX = EXCELLENT
FOSBERG.............................FOSBERG FIRE WEATHER INDEX
WATCH/WARNING/ADVISORY...
     EXAMPLE: W = WARNING; Y = ADVISORY; A = WATCH
     IN EFFECT FOR THE INDICATED HOUR

DAY 4 THROUGH 7...
MAX/MIN TEMP OR MIN/MAX TEMP(F).....MAXIMUM/MINIMUM AIR TEMPERATURE
TEMP(F).............................AIR TEMPERATURE
DEWPT(F)............................DEW POINT TEMPERATURE
RH(%)...............................RELATIVE HUMIDITY
WIND SPD(MPH).......................20 FT. WIND SPEED
     EXAMPLE: <15 = LESS THAN 15 MPH; 15> = 15 MPH OR GREATER
AVE CLOUDS(CAT).....................AVERAGE CLOUD COVER CATEGORY
POP 12HR(%).........................PROBABILITY FOR ACCUMULATING PRECIPITATION
WEATHER...
     SEE DAY 1 THROUGH 3 WEATHER DESCRIPTIONS



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