Fire Weather Point Forecast Matrices
Issued by NWS Corpus Christi, TX

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000
FOUS54 KCRP 200852
PFWCRP

FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE CORPUS CHRISTI TX
352 AM CDT MON MAY 20 2013

TXZ245-202215-
ARANSAS NATIONAL WILDLIFE REFUGE RAWS-ARANSAS COUNTY TX
28.30N  96.82W ELEV. 20 FT
352 AM CDT MON MAY 20 2013

DATE             MON 05/20/13            TUE 05/21/13            WED 05/22/13
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                      86          76          86          75          82
TEMP          76 76 82 86 86 84 80 78 77 76 82 85 86 81 77 76 76 75 79 82 82 80
DEWPT         73 73 73 74 73 74 75 74 73 73 74 74 74 74 74 74 74 74 74 74 74 74
MIN/MAX RH                   66          90          69          96          77
RH            92 92 76 69 66 74 86 88 87 90 77 70 69 81 91 93 95 96 84 78 77 82
WIND DIR      SE SE SE SE SE SE SE SE SE SE SE SE SE SE SE SE SE SE SE SE SE SE
WIND SPD      13 12 13 16 14 17 13 12 12 11 13 14 14 13 10  6  8  9  9  9 10 11
HEAT INDEX          88 93 93 91             88 92 94 86                88 88 82
CLOUDS        B2 B2 B2 B1 SC B2 B2 B2 B2 B2 B2 SC SC B1 B1 B1 B1 B1 SC SC SC SC
CLOUDS(%)     79 79 80 58 39 70 82 82 79 84 74 38 34 57 62 68 60 53 44 35 36 36
POP 12HR                      5          10          10          10          20
QPF 12HR                      0           0           0           0        0.02
RAIN SHWRS                                                       IS IS IS IS
TSTMS                                                            IS IS IS IS
OBVIS          H  H                    H  H
LAL                     1     1     1     1     1     1     1     1     2     2
HAINES                  4     4     4     4     4     4     4     3     2     2
MIXING HGT           2400  2300  1500   900  1500  1600  1200  1200  1800  1900
T WIND DIR              S     S    SE     S     S     S    SE    SE    SE    SE
T WIND SPD             26    25    27    28    25    20    17    14    16    18


DATE          THU 05/23/13 FRI 05/24/13 SAT 05/25/13 SUN 05/26/13
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            74      82      74      84      73      84      73      84
TEMP          76 74 81 80 76 74 84 81 75 73 84 81 75 73 84 82
DEWPT         74 73 73 73 73 73 73 72 72 71 70 71 70 69 69 69
MAX/MIN RH         98      76      96      69      93      64      86      62
RH            95 98 78 81 92 96 71 74 89 93 65 71 83 86 63 68
PWIND DIR          SE      SE      SE      SE      SE      SE      SE      SE
WIND CHAR         <15     <15     <15     <15     <15     <15     <15     <15
AVG CLOUDS    SC B1 B1 SC B1 B1 B1 SC SC B1 B1 SC SC SC SC SC
POP 12HR           10       5       5       5       5       5       5       5

$$

TXZ231-202215-
GEORGE WEST RAWS-LIVE OAK COUNTY TX
28.37N  98.12W ELEV. 215 FT
352 AM CDT MON MAY 20 2013

DATE             MON 05/20/13            TUE 05/21/13            WED 05/22/13
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                      95          76          93          74          94
TEMP          77 76 87 94 95 90 82 79 77 76 86 91 92 88 80 77 75 74 86 93 94 88
DEWPT         72 72 72 71 69 70 72 73 73 73 73 72 72 72 73 73 72 71 72 72 72 71
MIN/MAX RH                   44          91          51          91          49
RH            85 87 60 48 44 52 73 81 88 91 65 53 51 60 79 85 89 91 62 52 49 57
WIND DIR      SE SE SE SE SE SE SE SE SE SE SE SE SE SE SE  E SE SE SE SE SE SE
WIND SPD       9 10 14 16 16 17 13 11 10  9 12 10 12 12 10  8  8  8  8  8  9 11
HEAT INDEX          94101101 95 87          93 99100 96             92101102 95
CLOUDS        B2 B2 B2 SC SC SC B1 B2 B2 OV B2 SC SC B1 B1 B1 B1 B1 SC SC SC SC
CLOUDS(%)     79 79 73 38 28 46 62 75 86 89 79 40 35 57 60 64 59 53 44 35 33 30
POP 12HR                      5          10          10          20          10
QPF 12HR                      0           0           0        0.04           0
RAIN SHWRS                                           IS IS IS IS
TSTMS                                                IS IS IS IS
OBVIS          H  H                    H  H
LAL                     1     1     1     1     1     1     2     2     1     1
HAINES                  4     5     4     4     4     4     4     3     3     3
MIXING HGT           4100  4500  3300  1100  3600  4200  3100  1500  4200  4200
T WIND DIR              S    SE     S     S     S    SE    SE    SE    SE    SE
T WIND SPD             26    26    29    27    25    17    17    13    13    17


DATE          THU 05/23/13 FRI 05/24/13 SAT 05/25/13 SUN 05/26/13
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            74      93      73      93      73      94      71      94
TEMP          77 74 92 88 77 73 92 88 77 73 93 88 75 71 93 88
DEWPT         72 72 70 69 71 72 70 69 70 70 67 66 68 67 64 63
MAX/MIN RH         96      46      96      45      92      40      89      36
RH            85 96 49 54 83 96 48 53 81 92 43 48 79 89 39 43
PWIND DIR          SE      SE      SE      SE      SE      SE      SE      SE
WIND CHAR         <15     <15     <15     <15     <15     <15     <15     <15
AVG CLOUDS    SC B1 B1 SC SC B1 B1 SC SC B1 SC SC SC SC SC SC
POP 12HR           10       5       5       5       5       5       5       5

$$

TXZ247-202215-
MATAGORDA ISLAND RAWS-CALHOUN COUNTY TX
28.12N  96.80W ELEV. 36 FT
352 AM CDT MON MAY 20 2013

DATE             MON 05/20/13            TUE 05/21/13            WED 05/22/13
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                      81          76          81          75          83
TEMP          76 76 79 80 81 79 78 77 77 76 79 80 81 81 78 77 76 75 80 83 83 81
DEWPT         74 73 74 74 74 74 75 74 74 74 74 74 74 75 75 75 74 74 74 74 74 74
MIN/MAX RH                   80          91          77          96          75
RH            93 93 85 81 80 85 90 90 90 91 86 81 81 81 90 93 95 96 83 76 75 80
WIND DIR      SE SE SE SE SE SE SE SE SE SE SE SE SE SE SE SE SE SE SE SE SE SE
WIND SPD      14 13 14 16 14 17 16 13 14 13 13 14 13 14 11  9  9 10  9  9 10 11
HEAT INDEX             85 85                   85 86 86                89 90 86
CLOUDS        B2 B2 B2 B1 SC B2 B2 B2 B2 B2 B2 SC SC B1 B1 B1 B1 B1 SC SC SC SC
CLOUDS(%)     79 79 82 62 42 71 83 81 78 83 75 38 34 56 61 67 60 53 44 35 35 35
POP 12HR                      5          10          10          10          10
QPF 12HR                      0           0           0           0           0
OBVIS          H  H  H  H  H  H  H  H  H  H
LAL                     1     1     1     1     1     1     1     1     1     1
HAINES                  4     4     4     4     4     4     4     3     2     2
MIXING HGT           1800  2100  1500   800  1500  1600  1100  1200  1900  1900
T WIND DIR              S    SE    SE     S     S     S    SE    SE    SE    SE
T WIND SPD             26    25    27    28    25    20    18    16    17    18


DATE          THU 05/23/13 FRI 05/24/13 SAT 05/25/13 SUN 05/26/13
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            75      81      75      81      74      81      74      81
TEMP          76 75 80 79 76 75 81 79 75 74 81 80 76 74 81 80
DEWPT         74 74 74 73 73 74 73 72 72 72 71 71 70 69 70 71
MAX/MIN RH         97      79      96      75      93      71      84      69
RH            94 97 80 83 92 96 77 79 90 93 71 76 83 84 69 74
PWIND DIR          SE      SE      SE      SE      SE      SE      SE      SE
WIND CHAR         <15     <15     <15     <15     <15     <15     <15     <15
AVG CLOUDS    SC B1 B1 SC B1 B1 B1 SC SC B1 B1 SC SC SC SC SC
POP 12HR           10       5       5       5       5       5       5       5

$$

TXZ234-202215-
VICTORIA RAWS-VICTORIA COUNTY TX
28.85N  96.92W ELEV. 23 FT
352 AM CDT MON MAY 20 2013

DATE             MON 05/20/13            TUE 05/21/13            WED 05/22/13
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                      90          76          90          74          88
TEMP          77 75 84 89 90 86 80 78 77 76 84 89 90 84 78 76 75 74 82 87 88 84
DEWPT         72 72 73 73 71 72 73 72 72 73 73 72 72 72 73 73 73 73 73 72 72 72
MIN/MAX RH                   54          91          56          97          60
RH            86 91 69 59 54 63 79 82 86 91 69 58 56 68 84 90 95 97 73 62 60 67
WIND DIR      SE SE  S  S SE SE SE SE SE SE  S  S SE SE SE SE SE SE SE  S SE SE
WIND SPD       8  9 13 16 17 16 11 11 10  9 14 13 16 13  8  5  5  6  6  6  9 10
HEAT INDEX          91 97 97 93 84          91 96 97 90             88 94 95 89
CLOUDS        B2 B2 B2 SC SC SC B2 B2 OV B2 B1 SC SC B1 B1 B1 B1 B1 SC SC SC SC
CLOUDS(%)     79 79 78 41 27 49 82 86 90 85 69 44 34 57 61 66 60 53 44 35 36 36
POP 12HR                      5          10          10          20          20
QPF 12HR                      0           0           0        0.02        0.02
RAIN SHWRS                                           IS IS IS IS IS IS IS IS
TSTMS                                                IS IS IS IS IS IS IS IS
OBVIS          H  H                    H  H
LAL                     1     1     1     1     1     1     2     2     2     2
HAINES                  4     4     4     4     4     3     3     3     2     2
MIXING HGT           3400  3700  2600  1100  2600  3000  2000  1200  3100  3100
T WIND DIR              S     S     S     S     S     S    SE    SE    SE    SE
T WIND SPD             26    26    26    27    25    20    13    11    12    16


DATE          THU 05/23/13 FRI 05/24/13 SAT 05/25/13 SUN 05/26/13
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            73      88      73      89      72      89      70      89
TEMP          76 73 87 84 75 73 88 85 75 72 88 84 74 70 88 84
DEWPT         72 72 71 71 71 72 71 69 70 70 67 67 67 67 66 65
MAX/MIN RH         98      59      96      53      93      48      91      45
RH            89 98 61 66 87 96 57 61 85 93 50 57 80 91 48 53
PWIND DIR          SE      SE      SE      SE      SE      SE      SE      SE
WIND CHAR         <15     <15     <15     <15     <15     <15     <15     <15
AVG CLOUDS    SC B1 B1 SC SC B1 B1 SC SC B1 SC SC SC SC SC SC
POP 12HR           10       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 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






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