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

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FOUS54 KSJT 012001
PFWSJT

FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE SAN ANGELO TX
301 PM CDT FRI AUG 1 2014
TXZ128-021030- HAMBY RAWS-CALLAHAN TX 32.50N 99.62W ELEV. 1900 FT 301 PM CDT FRI AUG 1 2014 DATE 08/01/14 SAT 08/02/14 SUN 08/03/14 MON 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 65 90 67 90 68 TEMP 86 83 75 71 67 65 76 85 90 87 78 74 69 67 78 86 90 87 79 74 70 68 DEWPT 58 60 62 63 63 62 62 61 59 57 58 58 59 61 63 58 58 57 59 60 61 62 MAX/MIN RH 90 35 81 33 81 RH 39 46 64 76 87 90 62 46 36 37 50 58 70 81 61 40 34 36 50 62 73 81 WIND DIR NE NE E SE SE SE E NE E E E E SE SE E NE E E E E SE SE WIND SPD 9 9 8 5 3 3 4 8 9 8 5 5 3 2 4 7 8 10 9 5 4 3 CLOUDS SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC FW FW FW FW FW FW FW CLOUDS(%) 48 49 50 50 50 50 48 47 42 37 28 42 35 28 27 25 22 18 18 18 22 25 POP 12HR 5 5 5 0 0 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 HAINES 4 3 3 4 4 5 6 5 5 5 5 5 5 6 6 5 5 5 5 5 4 3 MIX HGT 7 7 <1 <1 <1 <1 4 8 8 8 4 <1 <1 <1 4 9 9 9 5 <1 <1 <1 T WIND DIR NE NE E SE SE S E NE NE E E E SE SE E NE NE E E E SE SE T WIND SPD 12 11 5 5 4 4 6 13 11 10 6 6 5 3 6 12 12 12 8 6 5 5 SMOKE DISP GD GD PR PR PR PR PR GD GD GD PR PR PR PR PR GD GD GD PR PR PR PR DATE 08/04 TUE 08/05/14 WED 08/06/14 THU 08/07/14 FRI 08/08/14 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 92 69 93 72 95 74 96 73 95 TEMP 87 89 76 69 88 90 78 72 91 92 80 74 92 93 80 73 91 92 DEWPT 59 56 58 61 58 57 60 63 61 57 60 65 61 58 61 67 64 60 MIN/MAX RH 31 76 30 73 29 74 29 81 31 RH 39 33 54 76 36 33 54 73 38 31 51 74 36 31 52 81 41 34 PWIND DIR E SE SE SE S S S S S WIND CHAR <15 <15 <15 <15 <15 <15 <15 <15 <15 AVG CLOUDS FW FW FW FW FW FW FW SC SC SC SC SC SC SC SC SC SC SC POP 12HR 5 5 0 5 5 10 10 10 10 $$ 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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