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

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787
FOUS54 KSJT 230957
PFWSJT

FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE SAN ANGELO TX
457 AM CDT TUE SEP 23 2014
TXZ076-232215- BARNHART RAWS-CROCKETT TX 30.99N 101.16W ELEV. 2562 FT 457 AM CDT TUE SEP 23 2014 DATE TUE 09/23/14 WED 09/24/14 THU 09/25/14 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 84 65 83 61 83 TEMP 67 73 81 84 77 72 69 65 65 71 80 83 75 69 66 62 61 68 80 83 74 DEWPT 62 64 63 63 64 63 62 61 59 59 60 59 56 56 55 55 55 56 57 57 57 MIN/MAX RH 49 86 44 80 41 RH 85 74 54 49 64 74 78 86 81 66 51 44 52 63 67 79 80 65 45 41 55 WIND DIR SE S S SE SE SE S S S S S SE E SE SE SE S SE SE SE E WIND SPD 5 8 7 4 4 8 4 7 4 8 9 8 8 4 4 3 1 3 5 7 7 CLOUDS B2 B2 B1 B1 B1 B2 B2 B2 B2 B1 B1 B1 SC SC SC SC SC SC SC SC SC CLOUDS(%) 82 77 62 57 64 71 77 75 74 52 67 57 46 43 39 40 40 37 33 35 38 POP 12HR 20 20 10 10 10 QPF 12HR 0 0 0 0 0 RAIN SHWRS IS IS IS IS IS IS TSTMS IS IS IS IS IS IS LAL 2 2 2 2 2 2 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 HAINES 3 3 4 5 4 4 3 3 3 4 3 4 4 4 4 4 4 4 3 5 5 MIX HGT <1 2 5 7 4 <1 <1 <1 <1 2 5 7 5 <1 <1 <1 <1 2 5 7 4 T WIND DIR SE S S SE E SE SE S S S SE E NE NE SE S SE SE E SE E T WIND SPD 16 14 8 6 8 16 12 12 10 12 6 6 13 5 13 10 5 5 5 6 9 SMOKE DISP PR PR PR FR PR PR PR PR PR PR PR FR FR PR PR PR PR PR PR FR PR DATE FRI 09/26/14 SAT 09/27/14 SUN 09/28/14 MON 09/29/14 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 59 81 61 84 62 87 62 87 TEMP 64 59 78 74 66 61 80 76 67 62 83 78 68 62 83 78 DEWPT 55 58 57 57 59 59 55 54 54 56 56 56 58 59 59 57 MAX/MIN RH 96 44 93 37 81 35 91 39 RH 73 96 48 55 80 93 42 46 63 81 40 47 71 90 45 48 PWIND DIR SE SE SE SE S SE SE S WIND CHAR <15 <15 <15 <15 <15 <15 <15 <15 AVG CLOUDS SC SC SC SC SC SC SC SC SC SC FW SC SC SC SC SC POP 12HR 5 10 10 10 5 5 5 5 $$ 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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