Fire Weather Point Forecast Matrices Issued by NWS Amarillo, TX
242
FOUS54 KAMA 180910
PFWAMA
Fire Weather Point Forecast Matrices
National Weather Service Amarillo TX
410 AM CDT Sun Apr 18 2021
TXZ012-182200-
Amarillo-Potter TX
35.23N 101.70W Elev. 3585 ft
410 AM CDT Sun Apr 18 2021
Date Sun 04/18/21 Mon 04/19/21 Tue 04/20/21
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 Temp 62 35 71 29 49
Temp 32 47 57 61 61 49 41 38 35 54 65 70 68 55 49 35 29 33 43 48 48
DewPt 26 25 21 19 16 20 20 22 28 32 28 27 25 30 33 29 24 22 20 18 16
Min/Max RH 17 75 18 86 27
RH 78 41 24 19 17 32 42 52 75 43 24 20 19 38 54 78 81 63 40 30 27
Wind Dir W NW NW NW W S SW W W SW SW SW SW S NW N N N N N NE
Wind Spd 6 9 9 8 4 4 8 9 9 13 14 14 14 18 20 25 20 21 19 14 12
Clouds FW FW FW FW CL CL CL CL CL CL CL FW FW FW SC B1 B1 B1 FW CL CL
Clouds(%) 12 6 6 8 3 1 1 2 1 0 1 6 13 21 31 59 68 54 7 1 2
PoP 12HR 0 0 5 20 0
QPF 12HR 0 0 0 0.01 0
Frzg Rain S S
Rain S S
Snow S S
LAL 6HR 1 1 1 1 1 1 1 1 1 1
Haines 6HR 4 3 3 4 4 3 4 4 2 2
Mix Hgt <1 3 6 8 8 <1 <1 <1 <1 3 9 11 11 <1 1 3 3 4 5 6 6
Vent Rate 3 20 35 38 31 2 3 5 5 36111160167 12 22 72 73 95 97 71 47
T Wind Dir NW W NW NW W S W W W SW SW SW SW S N N N N N N NE
T Wind Spd 9 8 6 5 4 4 11 14 14 14 14 16 17 16 24 31 31 27 20 13 9
RFTI 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
RFTI Category NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO
Freeze A A A
Date Wed 04/21/21 Thu 04/22/21 Fri 04/23/21 Sat 04/24/21
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 Temp 28 58 36 62 45 69 41 74
Temp 33 29 50 56 40 36 56 61 49 45 65 65 48 42 66 72
DewPt 19 20 20 23 25 26 32 36 41 37 36 30 32 33 33 28
Max/Min RH 71 25 67 36 76 25 73 19
RH 55 70 30 27 54 66 40 39 73 73 34 27 54 71 29 19
PWind Dir SE S SE S S NW N NW
Wind Char <15 <15 15> 15> 15> <15 <15 <15
Avg Clouds FW FW SC SC FW SC SC SC SC SC FW FW FW CL CL CL
PoP 12HR 0 0 0 0 5 10 0 0
$$
TXZ016-182200-
Bootleg RAWS-Deaf Smith TX
34.82N 102.78W Elev. 4103 ft
410 AM CDT Sun Apr 18 2021
Date Sun 04/18/21 Mon 04/19/21 Tue 04/20/21
UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00
CDT 3hrly 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19
Max/Min Temp 61 32 69 26 50
Temp 32 47 55 60 60 45 38 34 32 52 62 68 67 53 45 32 26 30 41 48 49
DewPt 25 26 19 16 15 19 23 28 30 33 29 24 22 26 29 28 23 21 19 18 17
Min/Max RH 16 92 17 93 27
RH 75 43 25 18 17 35 56 80 92 48 29 19 18 35 53 86 88 68 41 30 28
Wind Dir NW NW NW W SW SW W W W SW SW SW SW S W N N N NE NE E
Wind Spd 4 6 6 4 4 4 4 6 9 13 13 16 16 13 14 27 20 21 19 13 13
Clouds FW FW FW FW FW FW CL CL CL CL CL CL FW FW FW SC B1 SC CL CL CL
Clouds(%) 15 14 15 19 12 14 3 1 2 2 1 5 9 10 9 46 57 39 5 1 0
PoP 12HR 0 0 5 10 0
QPF 12HR 0 0 0 0 0
LAL 6HR 1 1 1 1 1 1 1 1 1 1
Haines 6HR 3 3 4 4 3 3 3 3 2 2
Mix Hgt <1 3 6 8 8 <1 <1 <1 <1 3 9 11 10 1 <1 2 3 4 5 6 6
Vent Rate 2 15 25 30 29 3 4 4 4 34105171178 17 11 54 69 84 73 74 49
T Wind Dir NW W N NW W W W W W SW SW W SW SW N N N N N NE E
T Wind Spd 5 5 4 4 4 5 11 11 11 14 13 17 19 18 17 29 28 26 18 13 9
RFTI 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
RFTI Category NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO
Freeze A A A
Date Wed 04/21/21 Thu 04/22/21 Fri 04/23/21 Sat 04/24/21
UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
CDT 6hrly 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19
Min/Max Temp 25 60 34 67 42 70 38 75
Temp 32 26 50 58 40 34 57 66 49 43 66 66 46 39 66 73
DewPt 19 19 22 23 26 27 33 31 34 33 31 28 29 31 29 22
Max/Min RH 78 23 77 27 72 21 76 14
RH 60 76 33 25 58 77 40 27 56 69 27 24 51 74 25 14
PWind Dir SE S S S S NW N W
Wind Char <15 15> 15> 15> 15> <15 <15 <15
Avg Clouds CL FW SC FW FW SC SC SC SC SC FW SC SC CL CL CL
PoP 12HR 0 0 0 0 5 10 0 0
$$
TXZ008-182200-
Borger-Hutchinson TX
35.71N 101.40W Elev. 2762 ft
410 AM CDT Sun Apr 18 2021
Date Sun 04/18/21 Mon 04/19/21 Tue 04/20/21
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 Temp 66 37 74 30 52
Temp 34 50 60 65 65 52 44 40 37 55 69 73 72 56 48 35 30 34 44 50 51
DewPt 24 25 19 16 15 20 20 22 23 30 26 22 22 28 31 27 23 21 17 15 13
Min/Max RH 14 56 14 77 22
RH 67 38 20 15 14 28 38 48 56 39 20 15 15 33 51 70 75 58 34 24 22
Wind Dir W W NW NW W S W W SW SW SW SW SW S N N N N N N NE
Wind Spd 4 6 9 6 4 4 3 4 5 10 12 14 13 13 24 21 19 19 19 14 12
Clouds FW CL CL CL CL CL CL CL CL CL CL CL FW SC SC B1 B1 B1 FW CL CL
Clouds(%) 8 1 1 0 1 3 1 0 1 0 1 5 15 31 43 64 69 54 14 3 2
PoP 12HR 0 0 5 20 0
QPF 12HR 0 0 0 0.02 0
Frzg Rain S S
Rain S S S S
Snow S S
LAL 6HR 1 1 1 1 1 1 1 1 1 1
Haines 6HR 4 4 3 4 4 3 3 3 2 2
Mix Hgt <1 3 7 9 9 <1 <1 <1 <1 2 9 12 11 <1 1 3 3 4 6 6 6
Vent Rate 3 21 48 47 44 4 2 2 3 23115164154 10 31 89 83 97104 83 45
T Wind Dir NW W NW NW W S SW W W SW SW SW SW SE N N N N N N N
T Wind Spd 5 8 8 5 5 4 5 6 8 16 14 16 16 12 26 33 31 27 20 14 8
RFTI 0 0 0 0 0 0 0 0 0 0 0 1 1 0 0 0 0 0 0 0 0
RFTI Category NO NO NO NO NO NO NO NO NO NO NO EL EL NO NO NO NO NO NO NO NO
Freeze A A A
Date Wed 04/21/21 Thu 04/22/21 Fri 04/23/21 Sat 04/24/21
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 Temp 29 60 38 65 46 72 41 77
Temp 35 30 51 58 43 38 58 64 52 46 67 69 50 41 68 75
DewPt 18 20 19 20 24 26 29 33 40 38 35 27 33 34 32 27
Max/Min RH 67 21 61 29 74 20 76 16
RH 51 66 27 22 46 61 34 31 63 73 31 21 51 76 26 17
PWind Dir SE S SE S S NW N NW
Wind Char <15 <15 <15 15> 15> <15 <15 <15
Avg Clouds FW FW SC SC SC SC SC SC SC SC SC FW FW CL CL CL
PoP 12HR 0 0 0 0 10 10 0 0
$$
TXZ008-182200-
Cedar RAWS-Hutchinson TX
35.68N 101.57W Elev. 3103 ft
410 AM CDT Sun Apr 18 2021
Date Sun 04/18/21 Mon 04/19/21 Tue 04/20/21
UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00
CDT 3hrly 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19
Max/Min Temp 64 38 72 31 51
Temp 34 48 58 63 63 51 44 40 38 53 67 71 70 57 49 36 31 33 43 49 50
DewPt 26 26 20 18 17 21 21 23 25 32 28 25 25 29 32 28 24 22 19 16 15
Min/Max RH 16 60 17 77 25
RH 72 43 23 18 16 30 40 50 60 43 23 18 18 34 53 72 74 62 39 27 25
Wind Dir W W NW NW W S SW SW SW SW SW SW SW S N N N N N N NE
Wind Spd 5 8 9 6 4 4 5 8 9 11 12 14 13 13 24 21 20 21 19 14 11
Clouds FW CL CL CL CL CL CL CL CL CL CL FW FW SC SC B1 B1 B1 FW CL CL
Clouds(%) 8 1 1 0 1 2 1 0 1 0 1 9 13 29 42 63 68 52 14 3 2
PoP 12HR 0 0 5 20 0
QPF 12HR 0 0 0 0.01 0
Frzg Rain S S
Rain S S
Snow S S
LAL 6HR 1 1 1 1 1 1 1 1 1 1
Haines 6HR 3 3 3 4 4 3 3 3 2 2
Mix Hgt <1 3 7 8 9 2 <1 <1 <1 2 9 12 11 <1 1 3 3 4 6 6 6
Vent Rate 3 16 46 42 34 10 4 5 6 23112164158 9 31 89 83 97109 76 44
T Wind Dir NW W NW NW W SW SW W W SW SW SW SW S N N N N N N NE
T Wind Spd 6 6 8 5 4 4 8 10 13 16 14 16 16 12 26 33 31 27 21 13 8
RFTI 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
RFTI Category NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO
Freeze A A A
Date Wed 04/21/21 Thu 04/22/21 Fri 04/23/21 Sat 04/24/21
UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
CDT 6hrly 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19
Min/Max Temp 30 59 39 64 47 70 42 75
Temp 35 31 51 57 43 39 56 63 53 47 64 67 50 42 67 74
DewPt 20 21 20 22 25 27 31 35 41 39 36 29 33 35 34 28
Max/Min RH 69 24 63 33 74 23 77 19
RH 53 67 30 26 48 62 39 35 63 74 35 24 52 76 29 19
PWind Dir SE S SE S S NW N NW
Wind Char <15 <15 <15 15> 15> <15 <15 <15
Avg Clouds FW FW SC SC SC SC SC SC SC SC FW FW FW CL CL CL
PoP 12HR 0 0 0 0 5 10 0 0
$$
TXZ006-182200-
Dalhart-Hartley TX
36.03N 102.55W Elev. 3913 ft
410 AM CDT Sun Apr 18 2021
Date Sun 04/18/21 Mon 04/19/21 Tue 04/20/21
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 Temp 61 28 69 23 47
Temp 26 46 54 60 59 42 36 31 28 52 65 68 66 49 35 27 23 29 40 46 46
DewPt 22 23 18 15 16 20 19 22 23 30 25 22 22 26 29 24 21 21 17 15 15
Min/Max RH 16 83 17 96 27
RH 85 40 24 17 19 40 51 70 83 43 22 17 18 40 80 89 94 69 40 28 29
Wind Dir NW NW NW NW W S W W SW SW SW SW S E N N N N N NE E
Wind Spd 6 9 8 5 5 4 4 5 6 13 16 16 16 20 28 25 19 20 19 13 12
Clouds FW CL CL CL CL CL CL CL CL CL CL FW FW SC SC B1 B1 B1 FW FW FW
Clouds(%) 7 3 1 2 2 2 5 1 1 3 1 7 19 49 48 63 67 66 19 10 7
PoP 12HR 0 0 5 20 0
QPF 12HR 0 0 0 0.02 0
Frzg Rain S S
Rain S S S S
Snow S S
LAL 6HR 1 1 1 1 1 1 1 1 1 1
Haines 6HR 2 3 3 3 3 4 4 3 2 2
Mix Hgt <1 3 6 9 9 <1 <1 <1 <1 2 9 11 10 1 2 3 3 4 5 7 7
Vent Rate 2 32 32 34 27 2 2 2 3 28110145142 24 71 94 61 96 87 66 44
T Wind Dir NW NW NW NW W S SW W W SW SW SW SW NE N N N N N N NE
T Wind Spd 5 11 5 4 3 5 6 8 11 14 13 14 16 21 34 33 27 26 18 10 6
RFTI 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
RFTI Category NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO
Freeze A A A
Date Wed 04/21/21 Thu 04/22/21 Fri 04/23/21 Sat 04/24/21
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 Temp 22 58 30 65 37 67 34 73
Temp 28 23 48 56 36 31 55 64 44 37 63 63 42 35 65 71
DewPt 17 18 22 24 24 26 32 31 37 34 31 27 30 29 30 26
Max/Min RH 83 26 83 28 91 21 83 17
RH 63 81 36 29 62 83 41 29 77 87 30 25 62 80 27 19
PWind Dir SE S S S SW N N W
Wind Char <15 <15 15> 15> 15> 15> <15 <15
Avg Clouds FW SC SC SC SC SC SC SC SC SC FW FW FW CL CL CL
PoP 12HR 0 0 0 0 5 10 0 0
$$
OKZ002-182200-
Guymon-Texas OK
36.69N 101.51W Elev. 3100 ft
410 AM CDT Sun Apr 18 2021
Date Sun 04/18/21 Mon 04/19/21 Tue 04/20/21
UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00
CDT 3hrly 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19
Max/Min Temp 63 32 72 26 49
Temp 29 48 58 62 61 46 39 35 32 56 69 72 67 47 34 29 26 32 42 48 47
DewPt 23 26 23 20 19 23 22 21 21 29 25 22 24 31 28 25 23 22 17 15 15
Min/Max RH 19 63 15 92 25
RH 77 42 25 19 19 40 50 57 63 36 19 15 19 53 79 85 89 65 36 26 27
Wind Dir W NW NW NW NW SE SW W W SW SW SW S NE N N N N N N NE
Wind Spd 8 11 12 9 6 4 4 5 6 13 13 16 13 27 24 21 18 19 19 16 11
Clouds CL CL CL CL FW CL CL CL CL CL CL FW SC B1 B2 B2 B2 B1 SC FW FW
Clouds(%) 2 5 2 2 6 3 1 0 1 2 3 21 42 63 73 79 74 68 27 10 8
PoP 12HR 0 0 5 40 0
QPF 12HR 0 0 0 0.03 0
Frzg Rain S S
Rain S S S S
Snow C C
LAL 6HR 1 1 1 1 1 1 1 1 1 1
Haines 6HR 2 3 3 3 3 4 4 3 2 2
Mix Hgt <1 3 7 8 9 <1 <1 <1 <1 2 10 13 11 2 3 3 3 4 6 7 7
Vent Rate 3 35 74 59 53 2 2 2 2 27122151131 33 78 89 66 88 94 88 59
T Wind Dir NW NW NW NW W W SW W W SW SW SW SW NE N N N N N N N
T Wind Spd 10 13 12 8 6 4 6 8 8 14 13 13 13 18 28 33 27 24 18 13 9
RFTI 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0
RFTI Category NO NO NO NO NO NO NO NO NO NO NO EL NO NO NO NO NO NO NO NO NO
Freeze A A A
Date Wed 04/21/21 Thu 04/22/21 Fri 04/23/21 Sat 04/24/21
UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
CDT 6hrly 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19
Min/Max Temp 25 57 35 65 40 69 37 74
Temp 30 26 49 55 39 36 57 63 46 40 63 65 45 37 66 71
DewPt 19 19 20 23 24 26 31 33 40 38 34 29 34 33 33 29
Max/Min RH 78 26 69 30 95 22 85 19
RH 63 74 31 28 55 69 36 32 80 91 34 26 64 84 29 21
PWind Dir E S SE S S N N W
Wind Char <15 <15 <15 15> 15> 15> <15 <15
Avg Clouds FW SC SC SC SC SC SC SC SC SC FW SC FW CL CL CL
PoP 12HR 0 0 5 0 10 10 5 0
$$
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)...........20ft Wind Direction
Wind Spd(MPH).......................20ft Wind Speed
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
Snow Shwrs......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
LAL(CAT)............................Lightning Activity Level
Haines(CAT).........................Haines Index
Mix Hgt(Thousands of FT AGL)........Mixing Height
Example: 6 = 6000 Feet; 12 = 12000 Feet; <1 = Less than 1000 Feet
Vent Rate(Thousands of KT-FT AGL)...Ventilation Rate
Example: 12 = 12,000 Feet; 120 = 120,000 Feet; <1 = Less than than 100 Foot
T Wind Dir(8 Point Compass).........Transport Wind Direction
T Wind Spd(MPH).....................Transport Wind Speed
RFTI................................Red Flag Threat Index
Category...
HS............Historically Critical
EX............Extremely Critical
CH............Critical - High
CL............Critical - Low
EL............Elevated
NO............None
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
Avg Clouds(CAT).....................Average Cloud Cover Category
PoP 12HR(%).........................Probability for Accumulating Precipitation
Weather...
See Day 1 through 3 Weather Descriptions