Fire Weather Point Forecast Matrices Issued by NWS San Angelo, TX
000
FOUS54 KSJT 202005
PFWSJT
FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE SAN ANGELO TX
305 PM CDT MON MAY 20 2013
TXZ076-211015-
BARNHART RAWS-CROCKETT TX
30.99N 101.16W ELEV. 2562 FT
305 PM CDT MON MAY 20 2013
DATE 05/20/13 TUE 05/21/13 WED 05/22/13 THU
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 66 91 66 93 71
TEMP 96 94 79 74 69 66 79 90 91 89 76 72 69 66 80 92 93 91 80 77 73 71
DEWPT 41 37 42 50 61 66 53 45 40 34 44 54 57 60 58 57 55 52 57 63 65 68
MAX/MIN RH 100 14 80 26 92
RH 15 13 27 43 78100 41 21 17 14 32 53 65 80 47 31 28 27 45 63 78 92
WIND DIR SW SW S S S S SW NW NW N NE E E SE S S S S S S S S
WIND SPD 10 8 3 7 10 5 4 7 8 5 8 10 8 7 10 10 11 12 12 12 12 12
CLOUDS FW FW FW FW FW FW SC SC SC SC SC FW FW FW FW FW SC SC SC SC SC B1
CLOUDS(%) 14 23 23 23 24 25 26 28 30 27 28 24 24 24 24 24 27 36 32 27 40 53
POP 12HR 10 10 10 10 10
QPF 12HR 0 0 0 0 0
LAL 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1
MIX HGT 14 11 <1 <1 <1 <1 4 8 12 10 1 <1 <1 <1 5 9 13 13 <1 <1 <1 <1
T WIND DIR SW SW S S S S SW NW W NW NE E E SE S S S S S S S SE
T WIND SPD 17 13 9 10 9 8 12 9 6 1 17 18 16 6 16 9 8 13 27 18 19 18
SMOKE DISP EX VG PR PR PR PR FR GD GD PR PR PR PR PR GD GD GD EX PR PR PR PR
DATE 05/23 FRI 05/24/13 SAT 05/25/13 SUN 05/26/13 MON 05/27/13
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 92 71 90 68 89 67 93 67 91
TEMP 91 90 76 71 89 88 74 68 88 87 73 67 92 91 74 67 90 89
DEWPT 61 60 65 64 63 59 63 62 63 60 60 59 56 53 59 59 57 53
MIN/MAX RH 34 79 36 81 38 75 27 77 28
RH 37 37 69 79 42 38 69 81 43 40 64 75 30 28 61 77 33 29
PWIND DIR S SE SE SE S S S S S
WIND CHAR 15> <15 15> 15> 15> 15> 15> 15> 15>
AVG CLOUDS SC SC SC B1 B1 B1 B1 B1 SC SC SC SC SC SC SC SC SC FW
POP 12HR 10 10 10 10 10 5 5 5 5
$$
TXZ139-211015-
COLEMAN RAWS-COLEMAN TX
31.51N 99.66W ELEV. 1452 FT
305 PM CDT MON MAY 20 2013
DATE 05/20/13 TUE 05/21/13 WED 05/22/13 THU
UTC 3HRLY 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12
CDT 3HRLY 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07
MIN/MAX 69 91 66 92 69
TEMP 96 95 83 76 72 69 79 88 90 88 77 72 68 66 78 89 91 89 80 75 71 69
DEWPT 60 60 63 64 67 66 64 62 57 52 55 59 60 62 62 63 61 60 63 65 66 68
MAX/MIN RH 90 29 86 37 98
RH 30 31 50 67 83 89 61 42 34 29 46 64 75 86 59 42 37 38 57 72 85 98
WIND DIR S S SE S S S S SW W NE NE NE E E SE SE SE SE SE SE SE S
WIND SPD 17 14 10 12 11 7 5 7 3 5 10 7 4 5 8 8 10 11 10 9 10 9
CLOUDS SC SC SC SC SC B1 SC SC SC B1 SC SC SC SC SC SC SC SC SC FW SC B1
CLOUDS(%) 36 43 44 44 49 54 49 35 41 55 50 38 34 30 29 29 34 37 29 21 38 54
POP 12HR 20 30 30 10 10
QPF 12HR 0.05 0.02 0.05 0 0
RAIN SHWRS IS IS IS SC SC SC SC
TSTMS IS IS IS SC SC SC SC
LAL 2 2 2 1 1 1 1 3 3 3 3 1 1 1 1 1 1 1 1 1 1 1
MIX HGT 10 11 <1 <1 <1 <1 3 6 9 6 1 1 <1 <1 5 9 13 12 <1 <1 <1 <1
T WIND DIR SW S S S S S W NW N NE NE NE E SE S S S S SE SE SE S
T WIND SPD 18 20 16 28 18 10 12 6 5 8 13 13 11 8 13 5 8 18 16 16 18 18
SMOKE DISP EX EX PR PR PR PR PR PR FR FR PR PR PR PR FR FR GD EX PR PR PR PR
TORNADO A A
DATE 05/23 FRI 05/24/13 SAT 05/25/13 SUN 05/26/13 MON 05/27/13
UTC 6HRLY 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
CDT 6HRLY 13 19 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19
MAX/MIN 94 69 92 68 93 68 94 66 93
TEMP 91 91 75 69 89 89 74 68 90 90 74 68 91 91 73 66 90 90
DEWPT 63 62 66 67 63 61 64 62 60 58 62 59 57 56 57 59 54 55
MIN/MAX RH 36 93 37 81 32 76 29 78 28
RH 40 38 73 93 42 39 71 81 37 34 66 73 32 31 57 78 30 31
PWIND DIR SE SE SE SE SE S S S S
WIND CHAR <15 <15 <15 <15 <15 <15 <15 <15 <15
AVG CLOUDS SC SC SC B1 B1 B1 B1 B1 SC SC SC SC SC SC SC FW FW FW
POP 12HR 10 10 10 20 5 5 5 5 5
RAIN SHWRS IS IS
TSTMS IS IS
$$
TXZ155-211015-
COLORADO BEND RAWS-SAN SABA TX
31.05N 98.50W ELEV. 1259 FT
305 PM CDT MON MAY 20 2013
DATE 05/20/13 TUE 05/21/13 WED 05/22/13 THU
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 70 89 69 88 68
TEMP 91 87 80 75 71 70 78 85 89 86 78 74 70 69 77 84 88 85 77 73 69 68
DEWPT 66 66 66 68 68 68 67 66 67 67 68 69 68 67 68 69 67 65 66 67 67 67
MAX/MIN RH 93 48 93 48 98
RH 44 49 62 79 90 92 69 53 48 54 71 83 93 93 74 60 50 51 69 81 93 98
WIND DIR S S S S S S S S S SE SE SE SE SE S S S SE SE SE S S
WIND SPD 14 14 10 10 11 10 11 11 10 5 7 3 4 3 8 8 8 9 10 9 10 8
CLOUDS SC B1 B1 B1 B2 B2 B2 SC SC B2 B2 B2 B2 B2 B1 SC SC SC SC SC SC B1
CLOUDS(%) 47 53 59 65 79 79 70 42 49 72 73 80 76 72 61 49 40 35 31 27 47 67
POP 12HR 20 50 50 10 10
QPF 12HR 0.06 0.20 0.41 0 0
RAIN SHWRS IS IS IS SC SC SC SC IS IS
TSTMS IS IS IS SC SC SC SC IS IS
LAL 2 2 2 1 1 1 1 3 3 3 3 2 2 1 1 1 1 1 1 1 1 1
MIX HGT 7 6 1 1 <1 <1 3 5 7 8 <1 <1 <1 <1 2 4 6 6 <1 <1 <1 <1
T WIND DIR S S S S S S S SW SW S SE E SE S S S S S SE S S S
T WIND SPD 25 26 32 24 20 18 20 16 9 4 5 4 10 10 13 18 9 17 18 20 12 12
SMOKE DISP VG VG FR PR PR PR FR GD FR PR PR PR PR PR PR GD FR GD PR PR PR PR
TORNADO A A
DATE 05/23 FRI 05/24/13 SAT 05/25/13 SUN 05/26/13 MON 05/27/13
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 91 69 91 67 90 67 90 67 90
TEMP 86 87 74 69 86 87 73 67 85 86 73 67 86 86 73 67 86 87
DEWPT 67 66 68 68 63 64 67 64 66 62 65 61 61 57 57 62 61 60
MIN/MAX RH 45 96 41 93 42 84 34 84 37
RH 53 50 81 96 46 47 81 90 53 46 76 81 44 37 58 84 43 40
PWIND DIR SE SE SE SE SE S S S S
WIND CHAR <15 <15 <15 <15 <15 <15 <15 <15 <15
AVG CLOUDS B1 SC SC B1 B1 SC SC B1 B1 SC SC SC SC SC SC SC SC SC
POP 12HR 5 10 10 10 5 5 5 5 5
$$
TXZ128-211015-
HAMBY RAWS-CALLAHAN TX
32.50N 99.62W ELEV. 1900 FT
305 PM CDT MON MAY 20 2013
DATE 05/20/13 TUE 05/21/13 WED 05/22/13 THU
UTC 3HRLY 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12
CDT 3HRLY 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07
MIN/MAX 68 85 65 93 70
TEMP 99 96 80 75 70 68 76 83 85 83 73 70 66 65 77 90 93 91 79 75 71 70
DEWPT 50 51 55 63 65 64 62 60 55 50 54 58 58 59 59 58 58 58 61 64 65 67
MAX/MIN RH 88 32 81 31 90
RH 20 22 42 66 84 87 63 46 36 32 51 65 76 81 54 35 31 33 54 69 81 90
WIND DIR S SW SE S S SW W NW N NE E E SE SE S S S SE SE SE S SE
WIND SPD 17 15 9 11 11 5 3 7 7 9 7 5 7 7 10 10 10 14 11 12 17 10
CLOUDS SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC
CLOUDS(%) 28 29 34 39 38 41 38 30 32 36 40 33 31 29 30 31 33 36 33 30 39 48
POP 12HR 20 20 20 10 10
QPF 12HR 0.03 0 0.01 0 0
RAIN SHWRS IS IS IS IS IS IS IS
TSTMS IS IS IS IS IS IS IS
LAL 2 2 2 1 1 1 1 2 2 2 2 1 1 1 1 1 1 1 1 1 1 1
MIX HGT 12 12 <1 <1 <1 <1 2 4 6 7 <1 <1 <1 <1 5 10 14 14 <1 <1 <1 <1
T WIND DIR SW SW S S S W N N N NE E E SE SE S SW SW S SE SE S S
T WIND SPD 23 23 11 18 23 11 17 19 14 10 5 6 6 8 14 8 10 20 11 16 26 12
SMOKE DISP EX EX PR PR PR PR PR GD GD FR PR PR PR PR GD GD VG EX PR PR PR PR
TORNADO A A
DATE 05/23 FRI 05/24/13 SAT 05/25/13 SUN 05/26/13 MON 05/27/13
UTC 6HRLY 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
CDT 6HRLY 13 19 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19
MAX/MIN 93 69 92 68 92 68 94 67 93
TEMP 90 91 74 69 89 90 73 68 89 90 73 68 91 91 73 67 90 90
DEWPT 65 62 65 66 62 61 67 63 60 57 62 60 56 55 55 57 54 55
MIN/MAX RH 36 92 36 87 32 78 28 71 27
RH 44 38 73 92 41 39 81 84 38 34 68 76 31 30 53 71 30 31
PWIND DIR SE SE SE SE S S S S S
WIND CHAR <15 <15 <15 <15 <15 <15 <15 <15 <15
AVG CLOUDS SC SC SC B1 B1 B1 B1 B1 SC SC SC SC SC SC SC SC SC SC
POP 12HR 10 20 10 20 10 10 5 5 5
RAIN SHWRS IS IS IS
TSTMS IS IS IS
$$
TXZ170-211015-
MASON RAWS-MASON TX
30.74N 99.19W ELEV. 1463 FT
305 PM CDT MON MAY 20 2013
DATE 05/20/13 TUE 05/21/13 WED 05/22/13 THU
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 69 91 68 90 68
TEMP 95 90 80 75 71 69 79 88 91 86 78 74 70 68 78 87 90 85 78 73 70 68
DEWPT 65 64 65 66 67 67 66 66 67 67 67 68 67 67 67 67 65 63 65 67 67 67
MAX/MIN RH 93 45 97 42 97
RH 37 42 60 73 87 93 64 48 45 53 69 81 90 97 69 51 44 48 64 81 90 97
WIND DIR S S SE S S S S S S SE E E SE SE S SE SE SE SE SE SE S
WIND SPD 12 12 10 11 10 9 10 10 8 4 7 4 3 3 7 9 9 10 10 9 7 9
CLOUDS SC B1 B1 B1 B2 B2 B2 SC SC B1 B1 B1 B1 B1 SC SC SC SC SC FW SC B1
CLOUDS(%) 43 52 58 63 71 79 70 41 48 64 60 65 63 61 50 40 37 38 27 16 40 63
POP 12HR 20 40 50 10 10
QPF 12HR 0.05 0.12 0.23 0 0
RAIN SHWRS IS IS IS SC SC SC SC IS IS
TSTMS IS IS IS SC SC SC SC IS IS
LAL 2 2 2 1 1 1 1 3 3 3 3 2 2 1 1 1 1 1 1 1 1 1
MIX HGT 8 8 <1 <1 <1 <1 3 5 7 9 <1 <1 <1 <1 3 5 7 6 <1 <1 <1 <1
T WIND DIR S S S S S S S SW S S E NE SE SE S S S S S S SE S
T WIND SPD 21 23 31 21 17 14 20 13 4 5 6 5 8 9 11 10 9 17 17 21 11 16
SMOKE DISP EX EX PR PR PR PR FR FR PR FR PR PR PR PR PR FR FR GD PR PR PR PR
TORNADO A A
DATE 05/23 FRI 05/24/13 SAT 05/25/13 SUN 05/26/13 MON 05/27/13
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 92 69 91 66 90 67 91 66 91
TEMP 89 87 75 69 88 86 72 66 87 85 73 67 88 86 72 66 88 86
DEWPT 65 64 69 66 64 62 63 62 62 60 64 59 60 57 57 60 57 58
MIN/MAX RH 40 92 38 87 38 78 33 81 32
RH 45 46 82 89 45 45 73 87 43 43 73 75 39 37 59 81 35 39
PWIND DIR S SE SE SE S S S S S
WIND CHAR <15 <15 <15 <15 <15 <15 <15 <15 <15
AVG CLOUDS B1 SC SC B1 B1 SC SC B1 B1 SC SC SC SC SC SC SC SC SC
POP 12HR 5 10 10 10 5 5 5 5 5
$$
TXZ065-211015-
PAINT CREEK RAWS-COKE TX
31.91N 100.58W ELEV. 1854 FT
305 PM CDT MON MAY 20 2013
DATE 05/20/13 TUE 05/21/13 WED 05/22/13 THU
UTC 3HRLY 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12
CDT 3HRLY 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07
MIN/MAX 68 89 65 95 71
TEMP 100 96 78 74 70 68 78 87 89 86 73 69 66 65 80 92 95 92 79 75 72 71
DEWPT 36 27 36 48 66 63 57 54 51 47 50 54 55 57 57 58 54 51 57 63 65 67
MAX/MIN RH 91 24 76 23 87
RH 11 9 22 40 87 86 48 33 27 26 44 59 68 76 46 32 25 25 47 66 79 87
WIND DIR SW SW S SE S SW NW N N NE NE E SE SE S S S SE SE SE SE S
WIND SPD 16 15 8 9 12 3 3 9 8 8 8 7 7 7 10 10 10 12 10 12 14 11
CLOUDS FW FW FW FW FW FW FW FW FW FW SC FW FW FW FW FW SC SC SC SC SC SC
CLOUDS(%) 15 23 23 23 24 25 24 21 25 24 27 22 21 20 22 23 28 36 32 28 38 48
POP 12HR 10 10 10 10 10
QPF 12HR 0 0 0 0 0
LAL 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1
MIX HGT 16 14 <1 <1 <1 <1 2 5 7 7 <1 <1 <1 <1 5 10 15 14 <1 <1 <1 <1
T WIND DIR SW SW SW SW S W N N N NE E E E SE S S SW S SE S SE S
T WIND SPD 23 20 6 6 9 6 18 17 9 6 6 8 8 5 16 9 9 17 11 13 23 19
SMOKE DISP EX EX PR PR PR PR PR GD FR FR PR PR PR PR GD GD VG EX PR PR PR PR
DATE 05/23 FRI 05/24/13 SAT 05/25/13 SUN 05/26/13 MON 05/27/13
UTC 6HRLY 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
CDT 6HRLY 13 19 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19
MAX/MIN 95 71 93 68 93 68 95 68 94
TEMP 93 92 75 71 91 90 73 68 91 90 73 68 92 92 73 68 91 91
DEWPT 62 61 64 66 63 58 62 62 60 57 58 58 53 52 57 58 55 51
MIN/MAX RH 33 84 32 81 30 70 23 70 24
RH 36 36 69 84 39 34 69 81 36 33 59 70 27 26 57 70 30 26
PWIND DIR S SE SE SE S S S S S
WIND CHAR <15 <15 <15 <15 15> <15 <15 <15 15>
AVG CLOUDS SC SC SC B1 B1 B1 B1 B1 SC SC SC SC SC SC SC FW SC FW
POP 12HR 10 10 10 20 10 5 5 5 5
RAIN SHWRS IS IS
TSTMS IS IS
$$
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
10K WIND DIR(8 POINT COMPASS).......10000 FOOT WIND DIRECTION
10K WIND SPD(MPH)...................10000 FOOT WIND SPEED
MIX HGT(THOUSANDS OF FT AGL)........MIXING HEIGHT
EXAMPLE: 6 = 6000 FEET; 12 = 12000 FEET; <1 = LESS THAN 1000 FEET
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
FOSBERG.............................FOSBERG FIRE WEATHER INDEX
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