Fire Weather Point Forecast Matrices
Barnhart RAWS
Issued by NWS San Angelo, TX

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FOUS54 KSJT 302001
PFWSJT

FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE SAN ANGELO TX
301 PM CDT WED JUL 30 2014
TXZ076-311030- BARNHART RAWS-CROCKETT TX 30.99N 101.16W ELEV. 2562 FT 301 PM CDT WED JUL 30 2014 DATE 07/30/14 THU 07/31/14 FRI 08/01/14 SAT 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 88 67 88 69 TEMP 96 94 82 76 73 70 79 86 88 86 77 72 69 67 78 85 88 86 78 74 71 69 DEWPT 57 51 54 57 60 61 64 64 62 61 61 61 60 60 59 58 56 55 56 58 59 60 MAX/MIN RH 73 43 78 35 73 RH 27 23 38 52 63 73 61 49 43 44 59 68 73 78 53 41 35 36 48 58 66 73 WIND DIR S S S S SE NE NE NE NE NE NE NE NE NE NE NE NE NE E E E E WIND SPD 11 14 10 10 3 5 10 9 9 8 10 9 7 3 4 7 8 9 10 10 9 8 CLOUDS SC B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 SC SC CLOUDS(%) 49 56 53 51 58 65 61 57 58 60 59 57 58 59 58 57 54 51 51 52 50 48 POP 12HR 20 20 20 20 20 QPF 12HR 0.02 0.05 0 0.08 0.03 RAIN SHWRS IS IS IS IS IS IS IS IS IS IS IS IS IS IS IS IS IS IS IS IS IS TSTMS IS IS IS IS IS IS IS IS IS IS IS IS IS IS IS IS IS IS IS IS IS LAL 1 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 HAINES 6 6 6 6 4 2 2 3 5 4 4 3 3 3 4 4 6 MIX HGT 7 9 3 <1 <1 <1 2 4 6 6 2 <1 <1 2 3 6 8 7 2 <1 <1 <1 T WIND DIR SW S S S S NE NE NE NE E NE NE NE E NE NE NE NE NE E E E T WIND SPD 12 13 16 11 4 9 12 11 11 10 10 16 14 9 13 14 11 10 8 5 4 3 SMOKE DISP GD VG PR PR PR PR PR PR FR FR PR PR PR PR PR GD GD GD PR PR PR PR DATE 08/02 SUN 08/03/14 MON 08/04/14 TUE 08/05/14 WED 08/06/14 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 90 69 90 70 92 69 93 70 91 TEMP 87 88 74 69 87 88 75 70 89 90 75 69 90 91 76 70 88 89 DEWPT 56 52 56 60 57 53 57 61 58 55 59 63 61 59 62 64 62 60 MIN/MAX RH 28 73 30 73 31 82 33 81 37 RH 35 29 53 73 36 30 54 73 36 32 59 82 38 34 62 81 42 38 PWIND DIR E E E E E SE SE S S WIND CHAR <15 <15 <15 <15 <15 <15 <15 <15 <15 AVG CLOUDS B1 B1 B1 B1 B1 B1 SC SC SC SC SC SC SC SC SC SC SC SC POP 12HR 20 10 10 10 10 5 5 5 10 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

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