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

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000
FOUS54 KCRP 180930
PFWCRP

Fire Weather Point Forecast Matrices
National Weather Service Corpus Christi TX
330 AM CST Mon Dec 18 2017

TXZ245-182215-
Aransas National Wildlife Refuge RAWS-Aransas County TX
28.30N  96.82W Elev. 20 ft
330 AM CST Mon Dec 18 2017

Date             Mon 12/18/17            Tue 12/19/17            Wed 12/20/17
UTC 3hrly     09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00
CST 3hrly     03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18

Max/Min                      66          64          75          58          72
Temp             54 57 63 66 64 64 65 65 67 68 72 74 71 67 64 61 59 62 70 72 69
Dewpt            54 57 61 63 63 63 64 65 66 68 69 69 66 66 62 60 56 57 56 56 57
Min/Max RH                   90          99          84          97          58
RH              100100 95 90 98 98 98 98 98 97 91 84 86 97 92 97 92 81 61 58 65
Wind Dir          N  N NE NE  E  E SE SE SE  S  S  S  S SW  W NW NW NW NW  W  S
Wind Spd          4  5  5  5  5  5  4  5  6  8 11 11  8  5  4  4  4  3  3  3  3
Clouds           OV OV OV OV OV OV OV OV OV OV OV B2 B2 B2 SC SC SC FW FW CL FW
Clouds(%)        99 99 98 98 96 92 97 96 90 88 90 87 77 76 48 27 29  6  6  5 11
PoP 12HR                     50          50          40          30           5
QPF 12HR                   0.17        0.12        0.02        0.06           0
Rain
Rain Shwrs       SC SC SC SC SC SC SC SC SC SC SC SC SC SC
Tstms                  IS IS IS IS IS IS IS    IS IS
Obvis            PF                 F  F  F
LAL                     1     2     2     2     2     2     1     1     1     1
Haines                  5     5     3     3     3     4     3     3     5     5
Mixing Hgt            700   700   300   200  1100  1200   700   400   700  1200
T Wind Dir             NE    NE    NE     E    SE    SW    SW    NW    NW    SW
T Wind Spd              9     6     4     4    10    14    12     8     6     5


Date               Thu 12/21/17  Fri 12/22/17  Sat 12/23/17  Sun 12/24/17
UTC 6hrly     06   12 18 00 06   12 18 00 06   12 18 00 06   12 18 00
CST 6hrly     00   06 12 18 00   06 12 18 00   06 12 18 00   06 12 18

Min/Max            58    75      64    70      49    59      50    61
Temp          63   58 73 73 68   64 69 65 57   49 57 57 53   50 60 59
Dewpt         56   58 66 67 65   63 60 54 49   44 43 47 48   49 52 51
Max/Min RH        100    77      97    62      84    58      99    71
RH            76   98 81 82 89   97 74 68 74   84 58 69 81   96 77 76
Pwind Dir          SE     S       S    SW       N    NE      NE     E
Wind Char         <15   <15     <15   <15     <15   <15     <15   <15
Avg Clouds    FW   SC B1 B1 B1   B2 B2 B2 B2   B2 B2 B2 B2   B2 B2 B2
PoP 12HR            5    20      20    50      30    20      20    20
Rain Shwrs            IS IS IS   IS SC SC SC   SC IS IS IS   IS IS IS

$$

TXZ231-182215-
George West RAWS-Live Oak County TX
28.37N  98.12W Elev. 215 ft
330 AM CST Mon Dec 18 2017

Date             Mon 12/18/17            Tue 12/19/17            Wed 12/20/17
UTC 3hrly     09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00
CST 3hrly     03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18

Max/Min                      66          62          76          53          76
Temp             52 53 61 66 63 62 63 62 63 65 74 76 68 61 59 54 53 59 73 76 69
Dewpt            52 53 59 61 62 61 62 62 63 64 67 67 64 61 57 54 52 53 52 49 50
Min/Max RH                   84          99          72         100          38
RH              100100 92 84 96 97 98 99 98 98 81 73 88100 92100 96 80 48 38 52
Wind Dir          N NE NE  E  E NE NE SE SE  S  S  S  W  W  W NW NW NW NW  W SE
Wind Spd          3  3  3  4  3  4  3  3  3  6 11  9  4  4  2  3  3  3  3  3  2
Clouds           OV OV OV OV OV OV OV OV OV OV OV B2 SC SC FW FW FW CL CL CL FW
Clouds(%)        98 97 96 96 96 95 98 98 97 94 89 83 34 42 21 15 18  4  5  2 12
PoP 12HR                     40          60          60          10           5
QPF 12HR                   0.02        0.28        0.07           0           0
Rain
Rain Shwrs       SC SC IS IS IS IS NM NM NM NM SC SC
Tstms                              IS IS IS IS IS IS
Obvis             F                 F  F PF
LAL                     1     1     1     2     2     2     1     1     1     1
Haines                  4     4     4     3     3     4     4     5     5     5
Mixing Hgt            800   900   600   400  2100  2100   300   200  1000  2000
T Wind Dir             NE    NE     E    NE    SE     W    NW    NW    NW     W
T Wind Spd              5     5     4     3     4     5     9     6     6     3


Date               Thu 12/21/17  Fri 12/22/17  Sat 12/23/17  Sun 12/24/17
UTC 6hrly     06   12 18 00 06   12 18 00 06   12 18 00 06   12 18 00
CST 6hrly     00   06 12 18 00   06 12 18 00   06 12 18 00   06 12 18

Min/Max            55    80      63    75      49    60      47    64
Temp          61   55 76 74 67   63 73 66 56   49 58 55 50   47 61 58
Dewpt         52   54 66 67 65   63 59 49 45   42 38 40 43   44 48 48
Max/Min RH        100    67     100    45      78    44      93    57
RH            74   98 72 80 92  100 61 54 67   78 46 57 76   92 62 69
Pwind Dir          SE     S      SE    SW       N    NE       E     E
Wind Char         <15   <15     <15   <15     <15   <15     <15   <15
Avg Clouds    FW   FW B1 B1 B1   B2 B2 B2 B2   B2 B2 B2 B2   B2 B1 B1
PoP 12HR            5    10      10    30      20    20      20    20
Rain Shwrs                          SC SC IS   IS IS IS IS   IS IS IS

$$

TXZ247-182215-
Matagorda Island RAWS-Calhoun County TX
28.12N  96.80W Elev. 36 ft
330 AM CST Mon Dec 18 2017

Date             Mon 12/18/17            Tue 12/19/17            Wed 12/20/17
UTC 3hrly     09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00
CST 3hrly     03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18

Max/Min                      66          64          72          60          70
Temp             56 58 62 66 65 65 66 66 67 68 70 72 70 67 66 62 61 63 69 70 69
Dewpt            56 58 61 63 64 64 65 66 66 67 68 67 66 66 63 62 59 57 57 57 58
Min/Max RH                   92          98          86         100          63
RH              100100100 92 97 97 97 98 98 96 92 86 91 97 91 99 93 80 66 63 69
Wind Dir          N NE NE NE  E  E SE SE SE  S  S  S  S SW  W NW NW  N NW  N SE
Wind Spd          5  6  6  6  5  5  5  6  8  8 11 10  8  5  5  5  4  4  4  3  3
Clouds           OV OV OV OV OV OV OV OV B2 B2 OV B2 B2 B2 SC SC SC FW FW FW FW
Clouds(%)        99 99 99 98 93 91 95 95 87 86 88 86 75 75 50 30 27  7  7  7 11
PoP 12HR                     50          40          30          30           5
QPF 12HR                   0.16        0.11        0.02        0.04           0
Rain
Rain Shwrs       SC SC SC SC SC SC SC SC IS IS SC SC SC SC
Tstms                  IS IS IS IS IS IS IS    IS IS
Obvis            PF                 F  F  F     F  F
LAL                     1     2     2     2     2     2     1     1     1     1
Haines                  5     4     3     3     4     5     3     4     5     5
Mixing Hgt            700   600   300   300   500   700   600   400   400   600
T Wind Dir             NE    NE    NE    SE    SE    SW    SW    NW    NW     S
T Wind Spd              9     8     5     6    10    12    13     9     8     4


Date               Thu 12/21/17  Fri 12/22/17  Sat 12/23/17  Sun 12/24/17
UTC 6hrly     06   12 18 00 06   12 18 00 06   12 18 00 06   12 18 00
CST 6hrly     00   06 12 18 00   06 12 18 00   06 12 18 00   06 12 18

Min/Max            61    74      66    70      52    60      53    62
Temp          66   61 72 72 70   66 69 66 61   53 58 58 57   54 60 60
Dewpt         58   60 66 67 65   64 61 56 51   47 45 49 51   52 53 52
Max/Min RH        100    80      94    65      82    60      98    72
RH            77   97 84 84 86   94 76 70 70   81 61 70 81   96 78 77
Pwind Dir          SE     S       S    SW       N    NE      NE     E
Wind Char         <15   <15     <15   <15     <15   <15     <15   <15
Avg Clouds    FW   SC B1 B1 B1   B1 B2 B2 B2   B2 B2 B2 B2   OV B2 B2
PoP 12HR            5    20      10    50      30    20      20    20
Rain Shwrs            IS IS         SC SC SC   SC IS IS IS   IS IS IS

$$

TXZ234-182215-
Victoria RAWS-Victoria County TX
28.85N  96.92W Elev. 23 ft
330 AM CST Mon Dec 18 2017

Date             Mon 12/18/17            Tue 12/19/17            Wed 12/20/17
UTC 3hrly     09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00
CST 3hrly     03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18

Max/Min                      67          61          78          55          74
Temp             54 57 63 67 63 62 63 63 64 67 74 78 68 63 60 57 55 61 71 74 65
Dewpt            53 56 60 62 62 62 62 63 63 67 70 69 66 63 59 57 52 54 53 52 53
Min/Max RH                   86          99          75         100          46
RH               99 95 90 86 98 97 96 98 98 97 86 75 93100 95 98 92 79 53 46 65
Wind Dir          N  N NE  E  E  E  E  E SE SE  S  S  S SW  W NW NW NW NW  W  S
Wind Spd          4  4  4  4  4  4  3  4  4  6 12 13  9  6  5  4  4  3  4  3  3
Clouds           OV OV OV OV OV OV OV OV OV OV OV OV B2 B2 SC SC SC CL CL CL FW
Clouds(%)        97 98 98 99 98 95 98 97 95 96 94 88 72 75 33 26 30  5  4  3 12
PoP 12HR                     50          50          60          30           5
QPF 12HR                   0.11        0.21        0.12        0.11           0
Rain
Rain Shwrs       SC SC SC SC IS IS SC SC NM NM NM NM SC SC
Tstms                  IS IS IS IS IS IS IS IS IS IS
Obvis            PF                 F  F PF
LAL                     1     2     2     2     2     2     1     1     1     1
Haines                  5     5     3     3     3     3     4     5     5     5
Mixing Hgt           1100  1000   400   200  2600  2600   800   200  1000  1900
T Wind Dir              N    NE     E     E    SE     S    SW    NW    NW     W
T Wind Spd              6     5     3     2    10    17    11     5     6     5


Date               Thu 12/21/17  Fri 12/22/17  Sat 12/23/17  Sun 12/24/17
UTC 6hrly     06   12 18 00 06   12 18 00 06   12 18 00 06   12 18 00
CST 6hrly     00   06 12 18 00   06 12 18 00   06 12 18 00   06 12 18

Min/Max            53    77      62    71      47    59      47    62
Temp          58   53 74 70 65   62 70 60 53   47 57 54 50   47 60 55
Dewpt         51   52 66 66 64   62 59 51 45   41 40 43 43   45 49 49
Max/Min RH        100    71     100    56      82    52      92    61
RH            76   97 77 86 94  100 69 73 76   82 52 67 77   91 66 79
Pwind Dir           S     S       S    SW       N    NE      NE     E
Wind Char         <15   <15     <15   <15     <15   <15     <15   <15
Avg Clouds    FW   FW B1 B1 B2   B2 B2 B2 B2   B2 B2 B2 B2   B2 B2 B1
PoP 12HR            5    20      20    50      30    20      20    20
Rain Shwrs            IS IS IS   IS SC SC SC   SC IS IS IS   IS IS IS

$$

TXZ241-182215-
Alice International Airport-Jim Wells County TX
27.74N  98.03W Elev. 177 ft
330 AM CST Mon Dec 18 2017

Date             Mon 12/18/17            Tue 12/19/17            Wed 12/20/17
UTC 3hrly     09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00
CST 3hrly     03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18

Max/Min                      67          62          79          55          78
Temp             55 56 63 67 64 63 64 63 64 66 74 79 70 63 60 57 56 63 73 78 70
Dewpt            54 55 59 61 63 62 63 62 63 66 68 68 64 63 59 57 53 55 53 49 52
Min/Max RH                   81          99          69         100          37
RH               99100 88 81 95 96 97 99 98 98 82 70 83100 95 99 92 77 49 37 53
Wind Dir          N  N NE  E NE NE  E SE SE  S  S  S  W  W NW NW NW NW NW  N SE
Wind Spd          4  3  4  4  4  4  3  3  4  6 12  9  5  4  3  4  4  3  4  3  4
Clouds           OV OV OV OV OV OV OV OV OV OV B2 B2 SC B1 SC SC FW CL FW FW FW
Clouds(%)        98 98 98 96 96 97 98 97 95 93 87 83 41 59 36 26 13  5  8  6 12
PoP 12HR                     40          50          40          10           5
QPF 12HR                   0.03        0.13        0.02           0           0
Rain
Rain Shwrs       SC SC SC SC IS IS SC SC SC SC SC SC
Tstms                              IS IS IS IS
Obvis             F                 F  F PF
LAL                     1     1     1     2     2     1     1     1     1     1
Haines                  4     4     3     3     3     4     4     5     5     5
Mixing Hgt            700   700   400   200  2100  2500   400   200  1100  2600
T Wind Dir              N    NE    NE    NE    SE     W     W    NW     N    NE
T Wind Spd              6     6     4     3     3     4     4     6     8     3


Date               Thu 12/21/17  Fri 12/22/17  Sat 12/23/17  Sun 12/24/17
UTC 6hrly     06   12 18 00 06   12 18 00 06   12 18 00 06   12 18 00
CST 6hrly     00   06 12 18 00   06 12 18 00   06 12 18 00   06 12 18

Min/Max            57    82      63    77      51    62      50    65
Temp          61   57 77 75 68   64 74 67 56   51 60 57 52   50 62 59
Dewpt         54   57 66 67 65   63 60 52 47   43 39 43 46   48 51 49
Max/Min RH        100    61     100    48      78    44      95    59
RH            79   99 70 75 92   98 62 59 73   76 46 58 79   93 67 70
Pwind Dir          SE     S       S    SW       N    NE      NE     E
Wind Char         <15   <15     <15   <15     <15   <15     <15   <15
Avg Clouds    FW   SC B1 B1 B1   B1 B2 B2 B2   B2 B2 B2 B2   B2 B2 B1
PoP 12HR            5    10      10    30      20    20      20    20
Rain Shwrs                          SC SC IS   IS IS IS IS   IS IS IS

$$

TXZ229-182215-
La Salle County Airport-La Salle County TX
28.46N  99.22W Elev. 476 ft
330 AM CST Mon Dec 18 2017

Date             Mon 12/18/17            Tue 12/19/17            Wed 12/20/17
UTC 3hrly     09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00
CST 3hrly     03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18

Max/Min                      63          59          70          48          76
Temp             50 50 58 63 60 59 60 60 60 61 66 70 63 58 54 50 49 55 71 75 69
Dewpt            50 50 54 56 59 58 58 58 60 60 62 62 59 57 51 48 47 47 48 44 47
Min/Max RH                   80          97          73          98          32
RH               99100 89 80 94 95 95 96 97 96 86 74 85 96 89 93 92 75 45 32 45
Wind Dir         NE NE  E  E  E NE NE  E  E SE  S SW NW NW  W NW  W NW  W  W  S
Wind Spd          3  2  2  3  2  3  3  3  3  4  5  4  3  3  3  3  2  3  3  2  2
Clouds           OV OV OV OV OV OV OV OV OV OV OV B2 FW FW FW FW FW CL CL CL FW
Clouds(%)        97 96 97 97 96 98 99 97 98 97 95 78 16 11 13 16 17  3  3  2 15
PoP 12HR                     20          60          60           5           0
QPF 12HR                   0.01        0.28        0.07           0           0
Rain
Rain Shwrs       IS IS       SC SC NM NM NM NM SC SC
Tstms                              IS IS IS IS IS IS
Obvis             F                 F  F PF
LAL                     1     1     1     2     2     2     1     1     1     1
Haines                  4     4     4     3     3     4     5     5     5     5
Mixing Hgt           1300  1500   700   600  1600  2400   200   100  1000  2800
T Wind Dir              E     E    NE    NE    NW     W    NW    NW    NW    SW
T Wind Spd              4     4     4     4     3     8     5     5     6     4


Date               Thu 12/21/17  Fri 12/22/17  Sat 12/23/17  Sun 12/24/17
UTC 6hrly     06   12 18 00 06   12 18 00 06   12 18 00 06   12 18 00
CST 6hrly     00   06 12 18 00   06 12 18 00   06 12 18 00   06 12 18

Min/Max            54    78      60    72      48    61      46    63
Temp          60   54 73 72 65   60 70 64 54   48 58 56 50   46 60 57
Dewpt         49   52 62 62 61   60 54 46 38   39 36 37 39   42 44 44
Max/Min RH        100    60      98    43      70    39      89    50
RH            67   94 69 71 88   98 56 51 55   70 42 50 67   87 56 61
Pwind Dir          SE    SE      SE     W       N     E       E    NE
Wind Char         <15   <15     <15   <15     <15   <15     <15   <15
Avg Clouds    FW   FW SC B1 B1   B1 B2 B2 B1   B2 B2 B1 B1   B1 B1 B1
PoP 12HR            0    10      10    10      20    20      10    10
Rain Shwrs                                IS   IS 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
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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