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

Skip options and go directly to product.
Home | Oldest Version | Previous Version | Current Version | All | Text Only | Save Text | Print | Product List | Glossary Off

Skip product version selection by date and time.   
542
FOUS54 KSJT 281934
PFWSJT

FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE SAN ANGELO TX
234 PM CDT TUE APR 28 2015<br>

TXZ170-291030-
MASON RAWS-MASON TX
30.74N  99.19W ELEV. 1463 FT
234 PM CDT TUE APR 28 2015

DATE           04/28/15      WED 04/29/15            THU 04/30/15            FRI
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                      44          74          46          79          50
TEMP          58 58 51 48 45 44 57 68 74 68 58 52 48 46 60 75 79 75 63 56 53 50
DEWPT         46 45 45 44 43 42 45 42 42 41 42 43 44 43 48 44 43 44 47 47 47 47
MAX/MIN RH                   92          30          88          27          88
RH            63 62 79 86 92 92 64 39 32 37 56 72 85 88 63 33 27 33 56 71 81 88
WIND DIR       N  N  N NW NW NW NW  N  N  N NE  E SW SW SW  W NE  E SE  S  S  S
WIND SPD      16 11  8  5  3  4  9  9  7  5  2  1  2  3  4  3  2  4  4  3  3  3
CLOUDS        B2 B2 SC FW FW FW FW FW FW CL CL CL CL CL CL CL CL CL CL CL CL CL
CLOUDS(%)     80 73 45 17 17 16 15 14 11  2  2  2  2  2  2  2  2  1  1  1  1  1
POP 12HR                      0           0           0           0           0
QPF 12HR                      0           0           0           0           0
RAIN SHWRS    IS
LAL            1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1
HAINES         3  2  2  2  3  3  4  3  4  4  4  4  4  4  4  4  5  5  6  4  5  4
MIX HGT        4  4 <1 <1 <1 <1  4  5  7  5 <1 <1 <1 <1  2  7  8  7 <1 <1 <1 <1
T WIND DIR     N  N  N  N NW NW  N  N  N  N  E  S SW SW SW NW  W SW SE  S SW SW
T WIND SPD    23 19 10  6  8  6 16 13 11  8  2  1  3  3  9  3  1  2  6  4  3  2
SMOKE DISP    GD GD PR PR PR PR FR GD GD PR PR PR PR PR PR PR PR PR PR PR PR PR


DATE           05/01  SAT 05/02/15  SUN 05/03/15  MON 05/04/15  TUE 05/05/15
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          82      55    81      58    81      63    82      65    82
TEMP          78 77   60 55 77 77   62 58 78 78   66 63 79 79   68 65 80 80
DEWPT         48 49   50 50 50 50   54 55 59 58   61 62 63 62   65 64 63 62
MIN/MAX RH       31      83    34      90    47      97    52      97    52
RH            36 37   68 83 38 39   74 90 52 50   83 97 57 55   89 97 57 55
PWIND DIR         S       S     S       S     S       S     S       S    SE
WIND CHAR       <15     <15   <15     <15   <15     <15   <15     <15   <15
AVG CLOUDS    CL CL   CL CL CL FW   FW SC SC SC   SC SC B1 B1   SC B1 B1 B1
POP 12HR          0       5     0       5    10      10    20      20    40
RAIN SHWRS                                              IS IS   IS IS SC SC
TSTMS                                                   IS IS   IS IS SC SC

$$

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



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