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Corpus Christi, TX

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The Fire Weather Point Forecast Matrix for the

Matagorda Island RAWS Site

28.12N  96.80W ELEV. 36 FT
318 AM CDT THU OCT 3 2013

DATE             THU 10/03/13            FRI 10/04/13            SAT 10/05/13
UTC 3HRLY     09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00
CDT 3HRLY     04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19

MAX/MIN                      88          78          89          78          88
TEMP          79 79 83 86 88 84 81 81 79 78 83 87 89 85 81 80 78 78 83 87 88 81
DEWPT         74 74 74 74 73 73 74 73 73 73 74 73 74 74 76 75 75 74 76 74 73 73
MIN/MAX RH                   62          83          61          91          59
RH            78 84 74 66 62 69 78 79 83 83 74 64 61 71 84 83 91 88 79 65 60 76
WIND DIR      SE  S  S SE SE SE SE SE  S  S SE SE SE SE SE  S  S  S  S SE  E SE
WIND SPD       8  9  8 10 10 11 11 10  8  5  5  6  9  9  9  9  8  5  5  4  6  8
HEAT INDEX    86    90 94 96 91 87 85       90 95 97 92 87 85       91 95 96 86
CLOUDS        SC B1 SC SC SC FW SC SC SC SC SC FW FW FW FW SC SC SC B1 SC SC SC
CLOUDS(%)     47 53 44 42 37 24 29 32 37 44 36 23 23 20 25 28 33 44 59 48 49 50
POP 12HR                     20           5          10           5          10
QPF 12HR                      0           0           0           0           0
RAIN SHWRS    IS IS IS IS IS                                                 IS
TSTMS               IS IS IS                                                 IS
LAL                     2     2     1     1     1     1     1     1
HAINES                  3     3     4     4     4     4     4     4     4     5
MIXING HGT           2700  3100  2200  1700  3000  3100  2400  2300  4600  4600
T WIND DIR              S    SE    SE     S     S    SE     S     S     S    SE
T WIND SPD             12    14    18    14     9    12    17    14     8     6


DATE          SUN 10/06/13 MON 10/07/13 TUE 10/08/13 WED 10/09/13
UTC 6HRLY     06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
CDT 6HRLY     01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19

MIN/MAX            69      78      70      82      68      85      72      87
TEMP          78 69 78 76 72 70 80 77 71 68 82 80 75 72 84 82
DEWPT         70 57 55 51 51 50 50 52 57 59 63 65 68 67 70 70
MAX/MIN RH         77      41      48      34      71      50      85      58
RH            76 66 46 42 47 48 34 43 60 71 52 59 80 84 62 67
PWIND DIR          NE       N       N      NE       E       E      SE      SE
WIND CHAR         <15     15>     <15     <15     <15     <15     <15     <15
AVG CLOUDS    B1 B2 B1 SC SC SC FW FW CL CL CL FW FW SC SC SC
POP 12HR           30      10       0       0       0       0       5       5
RAIN SHWRS    IS SC
TSTMS         IS IS


THE TABLE OF CODES BELOW DESCRIBE THE PFW 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
FREE WIND DIR (8 POINT COMPASS).....FREE WIND LEVEL DIRECTION
FREE WIND SPD (MPH).................FREE WIND LEVEL SPEED
MIXING HGT (FEET AGL)...............MIXING HEIGHT
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
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