Fire Weather Point Forecast Matrices
Issued by NWS Corpus Christi, TX
Issued by NWS Corpus Christi, TX
Versions:
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
826
FOUS54 KCRP 180708
PFWCRP
Fire Weather Point Forecast Matrices
National Weather Service Corpus Christi TX
208 AM CDT Wed Sep 18 2024
TXZ245-182100-
Aransas National Wildlife Refuge RAWS-Aransas County TX
28.30N 96.82W Elev. 20 ft
208 AM CDT Wed Sep 18 2024
Date Wed 09/18/24 Thu 09/19/24 Fri 09/20/24
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 93 77 93 78 92
Temp 81 80 89 91 91 87 82 80 78 78 87 91 91 87 82 80 79 78 87 91 91 86
Dewpt 76 76 79 79 78 78 78 78 76 77 79 78 78 78 78 77 76 76 79 77 76 77
Min/Max RH 66 98 64 93 62
RH 85 90 72 67 66 75 90 93 94 97 77 66 66 76 87 91 90 91 76 66 63 73
Wind Dir S S SE SE SE SE SE SE S SE SE SE SE SE SE SE S SE E E SE SE
Wind Spd 2 2 3 5 8 9 6 4 3 2 2 5 5 5 3 2 2 2 2 5 5 5
Wind Gust
Clouds FW FW SC SC FW FW FW FW FW FW SC SC FW FW FW FW FW FW FW FW FW FW
Clouds(%) FW FW SC SC FW FW FW FW FW FW SC SC FW FW FW FW FW FW FW FW FW FW
PoP 12HR 5 10 10 0 10
QPF 12HR 0 0.01 0.02 0 0
LAL 1 1 1 1 1 1 1 1 1 1
Haines 4 4 4 4 4 4 4 4 4 4
Mixing Hgt 3200 3100 900 600 3000 2800 1600 1100 3500 3700
T Wind Dir SE SE SE S SE E SE SE SE SE
T Wind Spd 6 11 12 6 5 11 11 6 6 11
Date Sat 09/21/24Sun 09/22/24Mon 09/23/24Tue 09/24/24
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 78 92 77 92 77 92 73 92
Temp 80 78 90 87 80 78 90 87 80 77 90 86 77 73 89 86
Dewpt 75 74 76 75 73 72 75 75 74 73 74 75 73 72 73 73
Max/Min RH 88 61 84 58 88 58 97 57
RH 84 86 63 69 81 82 61 68 81 87 60 69 87 95 59 66
Pwind Dir SE SE SE SE SE E SE E
Wind Char <15 <15 <15 <15 <15 <15 <15 <15
Avg Clouds FW FW FW FW FW FW SC SC FW FW SC FW FW FW FW FW
PoP 12HR 0 10 5 10 10 10 10 20
Rain Shwrs IS IS
Tstms IS
$$
TXZ231-182100-
George West RAWS-Live Oak County TX
28.37N 98.12W Elev. 215 ft
208 AM CDT Wed Sep 18 2024
Date Wed 09/18/24 Thu 09/19/24 Fri 09/20/24
UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00
CDT 3hrly 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19
Max/Min 96 75 97 74 96
Temp 75 74 84 93 95 90 81 78 76 75 85 94 96 92 81 78 76 75 84 93 95 91
Dewpt 75 74 78 77 76 77 76 77 76 75 79 75 75 77 78 78 76 75 79 75 74 74
Min/Max RH 54 100 51 100 50
RH 100100 82 60 55 65 85 97100100 83 55 51 61 89 99100100 86 57 50 59
Wind Dir SE SE SE SE SE SE SE SE SE SE SE SE SE SE SE SE SE SE SE SE SE SE
Wind Spd 2 2 3 5 6 8 5 3 2 2 2 4 6 8 4 2 2 2 2 4 6 8
Wind Gust
Clouds FW SC FW SC SC FW FW FW FW SC SC FW SC FW FW FW FW SC FW FW FW FW
Clouds(%) FW SC FW SC SC FW FW FW FW SC SC FW SC FW FW FW FW SC FW FW FW FW
PoP 12HR 10 0 10 0 10
QPF 12HR 0 0 0 0 0
Obvis PF PF
LAL 1 1 1 1 1 1 1 1 1 1
Haines 4 4 3 4 4 4 4 4 4 4
Mixing Hgt 5200 6000 1500 800 5300 6500 2300 1400 5500 7000
T Wind Dir SE SE SE SE SE SE SE SE SE SE
T Wind Spd 9 11 17 9 8 10 14 8 8 10
Date Sat 09/21/24Sun 09/22/24Mon 09/23/24Tue 09/24/24
UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
CDT 6hrly 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19
Min/Max 73 95 72 96 71 94 71 95
Temp 77 73 93 89 77 72 92 90 76 71 91 89 76 71 92 89
Dewpt 76 73 75 72 75 72 73 71 74 71 72 70 73 70 71 69
Max/Min RH 100 50 100 45 100 47 100 44
RH 99100 56 57 94100 54 54 94100 54 53 92 97 52 51
Pwind Dir SE SE SE SE SE E SE E
Wind Char <15 <15 <15 <15 <15 <15 <15 <15
Avg Clouds FW FW FW FW FW SC SC FW FW SC SC FW FW FW FW FW
PoP 12HR 0 10 0 10 5 10 5 10
$$
TXZ247-182100-
Matagorda Island RAWS-Calhoun County TX
28.12N 96.80W Elev. 36 ft
208 AM CDT Wed Sep 18 2024
Date Wed 09/18/24 Thu 09/19/24 Fri 09/20/24
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 89 80 89 80 88
Temp 82 82 86 87 88 84 82 82 81 81 85 87 88 85 82 82 81 80 86 87 88 85
Dewpt 76 77 79 79 79 78 78 78 78 77 78 79 79 78 78 77 77 77 78 78 77 77
Min/Max RH 73 91 75 89 72
RH 82 87 80 76 74 83 88 88 90 87 80 76 75 80 86 87 87 88 77 76 72 77
Wind Dir S S SE SE SE SE SE SE S S SE E E SE SE SE SE SE E E E E
Wind Spd 5 4 5 6 9 10 8 9 6 4 4 6 8 8 6 5 3 3 4 6 8 8
Wind Gust
Clouds FW FW SC SC FW FW FW SC FW SC SC FW FW FW FW FW FW FW FW FW FW FW
Clouds(%) FW FW SC SC FW FW FW SC FW SC SC FW FW FW FW FW FW FW FW FW FW FW
PoP 12HR 10 10 10 5 10
QPF 12HR 0 0.01 0.01 0 0
LAL 1 1 1 1 1 1 1 1 1 1
Haines 3 4 4 3 4 4 4 4 5 5
Mixing Hgt 2600 2200 1400 1000 2000 2000 1900 1800 2100 2300
T Wind Dir SE SE SE S SE E SE SE SE E
T Wind Spd 8 12 14 9 6 11 12 9 6 11
Date Sat 09/21/24Sun 09/22/24Mon 09/23/24Tue 09/24/24
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 80 88 79 88 80 88 78 88
Temp 82 80 86 84 81 80 85 84 81 80 86 83 80 78 85 84
Dewpt 75 75 76 75 74 74 75 75 74 74 75 75 74 73 74 74
Max/Min RH 84 70 84 67 82 66 86 66
RH 79 83 73 75 81 82 71 73 79 81 69 75 82 84 68 73
Pwind Dir SE SE SE SE SE E SE E
Wind Char <15 <15 <15 <15 <15 <15 <15 <15
Avg Clouds FW FW FW FW FW FW SC FW FW FW SC FW FW FW FW FW
PoP 12HR 5 10 5 10 10 20 10 20
Rain Shwrs IS IS IS
Tstms IS
$$
TXZ234-182100-
Victoria RAWS-Victoria County TX
28.85N 96.92W Elev. 23 ft
208 AM CDT Wed Sep 18 2024
Date Wed 09/18/24 Thu 09/19/24 Fri 09/20/24
UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00
CDT 3hrly 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19
Max/Min 95 76 95 75 95
Temp 76 75 84 92 94 89 80 77 76 76 85 93 94 89 80 78 76 75 85 92 94 89
Dewpt 75 74 78 77 76 76 77 77 76 75 78 76 76 77 77 76 75 75 78 75 74 74
Min/Max RH 56 100 55 100 52
RH 97 97 82 62 56 66 91100100 97 80 58 56 68 89 95 95 99 80 58 52 62
Wind Dir SE E SE SE SE SE SE SE SE E E E SE SE SE S S E E E SE SE
Wind Spd 2 2 2 5 8 8 4 3 2 2 2 3 6 8 4 2 2 2 2 4 6 8
Wind Gust
Clouds FW SC FW SC SC FW FW FW FW SC SC FW SC FW FW FW FW SC FW FW FW CL
Clouds(%) FW SC FW SC SC FW FW FW FW SC SC FW SC FW FW FW FW SC FW FW FW CL
PoP 12HR 10 0 10 0 10
QPF 12HR 0.01 0 0 0 0
Obvis PF PF PF PF
LAL 1 1 1 1 1 1 1 1 1 1
Haines 4 4 4 4 4 4 4 4 4 4
Mixing Hgt 4500 5400 500 400 4900 5400 1400 400 5200 6200
T Wind Dir SE SE SE SE SE SE SE S SE SE
T Wind Spd 5 11 11 5 4 9 10 6 5 10
Date Sat 09/21/24Sun 09/22/24Mon 09/23/24Tue 09/24/24
UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
CDT 6hrly 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19
Min/Max 73 94 73 93 73 94 72 94
Temp 76 73 91 87 75 73 90 87 75 73 91 88 76 72 91 87
Dewpt 74 73 73 73 73 72 72 72 73 72 73 73 72 71 71 72
Max/Min RH 100 50 100 50 98 50 98 47
RH 94100 55 64 94 95 55 62 94 95 55 62 87 95 53 62
Pwind Dir SE SE SE SE SE E SE E
Wind Char <15 <15 <15 <15 <15 <15 <15 <15
Avg Clouds CL FW FW FW FW FW SC SC FW FW SC SC FW FW FW FW
PoP 12HR 0 10 0 10 5 10 5 20
Rain Shwrs IS
Tstms IS
$$
TXZ241-182100-
Alice International Airport-Jim Wells County TX
27.74N 98.03W Elev. 177 ft
208 AM CDT Wed Sep 18 2024
Date Wed 09/18/24 Thu 09/19/24 Fri 09/20/24
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 95 75 95
Temp 76 75 85 91 92 87 81 80 77 77 86 93 95 89 80 78 77 75 84 92 94 89
Dewpt 76 75 78 77 77 77 78 78 77 76 78 76 77 78 78 78 77 75 79 76 76 76
Min/Max RH 59 100 55 100 56
RH 100100 81 63 61 71 90 94100 99 79 58 56 69 94 99 99100 86 61 56 66
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 2 2 4 5 8 9 5 4 2 2 3 4 6 8 4 2 2 2 3 4 8 9
Wind Gust
Clouds SC SC SC FW SC FW FW FW FW SC SC FW SC FW FW FW FW SC SC FW FW FW
Clouds(%) SC SC SC FW SC FW FW FW FW SC SC FW SC FW FW FW FW SC SC FW FW FW
PoP 12HR 20 0 10 0 20
QPF 12HR 0 0 0 0 0.02
Rain Shwrs IS IS IS
Tstms IS
Obvis PF PF
LAL 1 1 1 1 1 1 1 1 1 1
Haines 4 4 3 4 4 4 3 4 4 4
Mixing Hgt 4500 5100 1700 700 4600 5200 2300 1100 4900 6000
T Wind Dir SE SE SE SE SE SE SE SE SE SE
T Wind Spd 9 11 13 9 8 11 12 8 9 12
Date Sat 09/21/24Sun 09/22/24Mon 09/23/24Tue 09/24/24
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 94 72 94 72 94
Temp 77 75 90 87 77 73 91 88 76 72 90 88 75 72 90 88
Dewpt 77 75 75 74 75 73 73 73 74 72 72 72 73 71 71 71
Max/Min RH 100 56 100 50 100 51 97 49
RH 98100 62 66 92100 56 62 94100 57 60 94 95 55 59
Pwind Dir SE SE SE SE SE E SE E
Wind Char <15 <15 <15 <15 <15 <15 <15 <15
Avg Clouds FW SC SC FW FW SC SC FW FW FW SC FW FW FW FW FW
PoP 12HR 0 20 0 10 5 10 5 20
Rain Shwrs IS IS
Tstms IS IS
$$
TXZ229-182100-
La Salle County Airport-La Salle County TX
28.46N 99.22W Elev. 476 ft
208 AM CDT Wed Sep 18 2024
Date Wed 09/18/24 Thu 09/19/24 Fri 09/20/24
UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00
CDT 3hrly 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19
Max/Min 98 78 99 77 99
Temp 78 78 85 92 96 94 86 82 80 79 86 94 98 95 88 82 79 77 84 93 98 94
Dewpt 74 75 75 72 71 72 74 75 76 75 76 72 70 71 74 75 75 75 76 71 69 70
Min/Max RH 43 90 41 93 39
RH 88 91 72 52 45 49 68 79 88 88 72 49 41 46 64 78 88 93 77 49 39 46
Wind Dir SE SE SE SE SE SE SE SE SE SE SE SE SE SE SE SE SE SE SE SE SE SE
Wind Spd 4 4 5 5 6 6 8 6 5 4 4 4 5 6 8 6 4 4 4 5 6 8
Wind Gust
Clouds FW SC FW FW FW FW FW FW SC SC SC FW FW FW FW CL FW FW FW FW FW FW
Clouds(%) FW SC FW FW FW FW FW FW SC SC SC FW FW FW FW CL FW FW FW FW FW FW
PoP 12HR 0 0 5 0 5
QPF 12HR 0 0 0 0 0
LAL 1 1 1 1 1 1 1 1 1 1
Haines 4 4 4 4 4 4 4 4 4 4
Mixing Hgt 5500 6300 800 1200 5300 6400 3900 1300 6100 7500
T Wind Dir S SE SE S SE SE SE SE SE SE
T Wind Spd 10 10 17 11 9 10 17 10 10 11
Date Sat 09/21/24Sun 09/22/24Mon 09/23/24Tue 09/24/24
UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
CDT 6hrly 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19
Min/Max 76 97 76 97 74 96 74 97
Temp 80 76 92 94 80 76 92 94 79 74 91 92 80 74 91 93
Dewpt 74 74 71 68 71 72 69 66 71 71 67 65 69 69 67 64
Max/Min RH 93 40 89 36 91 35 84 35
RH 81 93 51 43 74 87 47 41 76 89 45 41 69 84 45 38
Pwind Dir SE SE SE SE SE E SE E
Wind Char <15 <15 <15 <15 <15 <15 <15 <15
Avg Clouds FW SC SC FW FW SC SC SC FW SC SC SC FW FW FW FW
PoP 12HR 0 10 0 10 5 10 0 10
$$
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