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

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708
FOUS54 KSJT 270856
PFWSJT

FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE SAN ANGELO TX
356 AM CDT MON APR 27 2015
TXZ076-272215- BARNHART RAWS-CROCKETT TX 30.99N 101.16W ELEV. 2562 FT 356 AM CDT MON APR 27 2015 DATE MON 04/27/15 TUE 04/28/15 WED 04/29/15 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 78 47 61 43 74 TEMP 55 52 63 72 78 74 58 50 47 47 53 58 61 59 49 45 43 43 56 67 74 71 DEWPT 35 35 38 38 39 39 42 44 43 42 42 42 42 41 41 40 40 39 39 39 37 34 MIN/MAX RH 25 87 48 89 25 RH 47 52 39 29 25 28 56 82 87 85 67 55 49 51 74 84 89 86 53 36 26 26 WIND DIR NW W W W W NW N N N N N N N N N N NW NW N N N N WIND SPD 4 7 10 11 14 15 15 17 15 11 12 14 14 11 7 3 3 3 5 7 7 5 CLOUDS SC SC SC FW SC SC B1 B1 B2 B2 B2 B1 B1 SC SC FW FW FW FW FW FW FW CLOUDS(%) 50 39 31 23 32 40 55 69 76 83 76 69 58 46 32 17 14 12 9 6 7 7 POP 12HR 10 20 10 5 0 QPF 12HR 0 0.02 0 0 0 RAIN SHWRS IS IS IS IS IS TSTMS IS LAL 2 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 HAINES 5 4 4 5 6 5 4 3 2 2 2 2 3 3 3 3 3 4 4 4 6 6 MIX HGT 2 <1 3 6 9 8 3 2 1 <1 2 4 6 5 <1 <1 <1 <1 3 6 8 7 T WIND DIR W W W W W NW N N N N N N N N N NW W W N N N N T WIND SPD 25 8 17 18 20 20 27 25 28 19 27 25 24 21 9 5 5 6 12 10 8 5 SMOKE DISP PR PR FR VG EX VG GD FR PR PR FR GD VG VG PR PR PR PR PR FR FR PR DATE THU 04/30/15 FRI 05/01/15 SAT 05/02/15 SUN 05/03/15 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 49 80 53 82 56 83 58 84 TEMP 51 49 73 77 56 53 76 79 59 56 77 80 60 58 78 82 DEWPT 41 38 38 35 41 44 42 39 46 49 48 46 53 56 55 52 MAX/MIN RH 78 20 72 23 77 28 93 34 RH 70 66 28 22 58 72 30 24 63 77 36 30 78 93 45 35 PWIND DIR E SE SE S S S S S WIND CHAR <15 <15 <15 <15 <15 15> <15 15> AVG CLOUDS FW CL CL CL CL CL CL CL CL FW FW FW FW FW SC SC POP 12HR 0 0 0 0 5 0 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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