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.   
536
FOUS54 KSJT 242001
PFWSJT

FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE SAN ANGELO TX
301 PM CDT SAT SEP 24 2016<br>

TXZ170-251015-
MASON RAWS-MASON TX
30.74N  99.19W ELEV. 1463 FT
301 PM CDT SAT SEP 24 2016

DATE           09/24/16      SUN 09/25/16            MON 09/26/16            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                      71          84          66          73          57
TEMP          90 86 78 75 73 71 76 82 84 80 73 70 68 66 69 72 73 70 63 60 58 57
DEWPT         68 70 71 70 70 70 71 69 69 69 69 68 67 65 63 62 60 58 57 56 55 54
MAX/MIN RH                   97          61          99          62          90
RH            50 60 79 84 90 97 85 65 61 69 87 93 97 95 81 71 64 67 82 87 90 90
WIND DIR       S SE SE SE SE SE SE SE  E  E NE NE  N  N  N NE  N  N  N  N  N  N
WIND SPD      10  8  5  3  4  3  4  5  8  6  6  5  6  9  9 10 10 10  8  5  5  6
CLOUDS        B1 B2 B2 B2 B2 OV OV OV B2 OV OV OV OV OV OV OV OV OV OV B2 OV B2
CLOUDS(%)     69 70 76 82 86 91 93 92 87 95 92 99 98 98 99 97 95 90 92 83 90 86
POP 12HR                     50          70          80          60          40
QPF 12HR                   0.32        0.77        0.72        0.50        0.09
RAIN SHWRS     C  C  C  C  C  L  L  L  L  D  D  D  D  L  L  L  L  C  C  C  C  S
TSTMS          C  C  C  C  C  L  L  L  L  D  D  D  D  L  L  L  L  C  C  C  C  S
LAL                     3     3     4     4     5     5     4     4     3     3
HAINES                  3     3     3     3     3     3     3     3     3     3
MIX HGT              3300   700  5800  5500  1600  1100  2100  2200  1900  1000
T WIND DIR             SE    SE    SE    SE     E    NE    NE    NE    NE     N
T WIND SPD              9     4    13    14    11    17    20    20    16    10
SMOKE DISP             FR    PR    GD    GD    PR    PR    PR    PR    PR    PR


DATE           09/27 WED 09/28/16 THU 09/29/16 FRI 09/30/16 SAT 10/01/16
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            74      58      83      61      84      61      86      60      86
TEMP          71 71 61 58 79 79 65 61 80 79 66 61 82 78 65 60 82 79
DEWPT         52 52 53 53 55 58 57 56 56 55 56 54 56 55 55 55 60 60
MIN/MAX RH
RH            52 52 76 85 45 49 76 86 44 44 69 78 41 45 70 84 47 52
PWIND DIR           N       N      NE       E       E       E      SE      SE      SE
WIND CHAR         <15     <15     <15     <15     <15     <15     <15     <15     <15
AVG CLOUDS    B2 B2 B2 B2 B1 SC SC SC SC SC FW FW FW FW FW FW FW SC
POP 12HR           20       5       5       5       5       5       5       5       5

$$

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 DIR DEG(DEGREES)...............20 FT. WIND DIRECTION IN TENS OF DEGREES
                                    RELATIVE TO DUE NORTH.
     EXAMPLE: 09 = 90 DEGREES = EAST; 18 = 180 DEGREES = SOUTH;
              27 = 270 DEGREES = WEST; 36 = 360 DEGREES = NORTH
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...
       S..............SLIGHT CHANCE
       C..............CHANCE
       L..............LIKELY
       O..............OCCASIONAL
       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
MIX HGT(FT AGL).....................MIXING HEIGHT
T WIND DIR(8 POINT COMPASS).........TRANSPORT WIND DIRECTION
T WIND SPD(MPH).....................TRANSPORT WIND SPEED
ADI (INDEX).........................ATMOSPHERIC DISPERSION INDEX
DISPERSION..........................LDSI
MAX LVORI...........................LVORI
STA PRES (INCHES MERCURY)...........STATION PRESSURE
ADI (INDEX).........................ATMOSPHERIC DISPERSION INDEX
CEILING (FT)........................CEILING
STABILITY (CAT).....................PASQUILL TURNER STABILITY
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.