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.   
423
FOUS54 KSJT 282028
PFWSJT

FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE SAN ANGELO TX
328 PM CDT SAT MAR 28 2015<br>

TXZ170-291015-
MASON RAWS-MASON TX
30.74N  99.19W ELEV. 1463 FT
328 PM CDT SAT MAR 28 2015

DATE           03/28/15      SUN 03/29/15            MON 03/30/15            TUE
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                      54          86          57          78          60
TEMP          85 84 68 62 57 55 64 77 84 84 70 64 60 58 64 72 77 77 68 64 62 61
DEWPT         40 40 44 45 47 48 52 52 50 53 56 59 58 57 59 60 60 61 60 60 60 61
MAX/MIN RH                   83          29         100          54         100
RH            20 21 41 55 69 77 64 42 31 34 60 83 92 95 83 65 56 57 77 87 94100
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      14 10  3  5  5  8  9 14 11 11  8  9  7  5  5  7  9 10  9  8  8  8
CLOUDS        FW CL CL CL CL CL CL CL FW FW FW SC SC B1 B1 B1 B1 B1 B1 B1 B2 B2
CLOUDS(%)      6  5  4  2  3  4  5  5  6 10 24 35 49 63 61 59 62 65 67 68 73 77
POP 12HR                      0           0           0          10          20
QPF 12HR                      0           0           0           0        0.02
RAIN SHWRS                                                       IS IS IS IS SC
TSTMS                                                            IS IS IS IS SC
LAL            1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  2  2  2  2  3
HAINES         6  6  6  6  6  6  6  6  6  6  6  6  6  6  6  6  6  6  6  5  5  4
MIX HGT        8  4 <1 <1 <1 <1  1  4  6  4 <1 <1 <1 <1  1  3  4  3 <1 <1 <1 <1
T WIND DIR    SW  S  S  S  S SW  S  S  S  S  S  S  S  S  S  S  S  S  S  S  S  S
T WIND SPD    20 21 11 11 10  8 16 20 18 19 17 18  8  9 10 11 11 13 12 13 11 11
SMOKE DISP    EX GD PR PR PR PR PR GD GD GD PR PR PR PR PR PR FR PR PR PR PR PR


DATE           03/31  WED 04/01/15  THU 04/02/15  FRI 04/03/15  SAT 04/04/15
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          79      59    82      59    88      61    83      53    69
TEMP          74 78   64 60 75 81   65 60 80 86   68 62 76 81   61 54 65 68
DEWPT         61 59   59 59 59 58   60 59 57 56   60 57 51 50   49 46 43 45
MIN/MAX RH       51     100    45      96    34      83    32      73    40
RH            65 53   85 96 58 46   83 94 45 36   78 83 42 34   66 72 45 43
PWIND DIR         S       S     S       S    SW       S    NW      NE     E
WIND CHAR       <15     <15   <15     <15   <15     <15   <15     <15   <15
AVG CLOUDS    B2 B2   B1 B1 B1 SC   FW FW FW FW   FW SC SC SC   SC SC B1 SC
POP 12HR         40      30    10       5     5       5    10      20    20
RAIN SHWRS    SC SC   SC SC                                     IS IS IS IS
TSTMS         SC SC   SC SC                                           IS IS

$$

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.