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

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292
FOUS54 KSJT 251943
PFWSJT

FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE SAN ANGELO TX
243 PM CDT SAT OCT 25 2014
TXZ128-261015- HAMBY RAWS-CALLAHAN TX 32.50N 99.62W ELEV. 1900 FT 243 PM CDT SAT OCT 25 2014 DATE 10/25/14 SUN 10/26/14 MON 10/27/14 TUE 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 62 88 63 87 60 TEMP 88 81 71 68 64 62 73 85 88 81 71 69 65 63 73 84 87 80 69 67 62 60 DEWPT 55 53 53 54 54 54 55 54 52 51 51 50 52 51 54 55 54 52 53 54 54 53 MAX/MIN RH 75 29 69 31 77 RH 33 38 53 61 70 75 54 35 29 35 49 51 65 66 52 37 32 38 57 64 74 77 WIND DIR S S S S S S S S S S S S S S S S SW S W N N N WIND SPD 7 5 7 9 9 9 12 16 17 8 11 12 10 11 17 17 12 9 5 5 5 7 CLOUDS CL CL CL CL CL CL CL CL CL CL FW FW FW SC SC SC SC SC FW FW FW FW CLOUDS(%) 4 3 4 5 5 5 5 5 5 5 8 12 19 27 27 27 27 28 21 13 18 23 POP 12HR 0 0 0 5 10 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 5 4 4 4 5 5 5 5 5 4 4 5 6 6 6 6 6 5 5 5 3 3 MIX HGT 4 <1 <1 <1 <1 <1 2 4 5 <1 <1 <1 <1 <1 2 4 6 1 <1 <1 <1 <1 T WIND DIR S S S S SW SW SW S S S S S SW S SW SW SW S S SW W N T WIND SPD 9 6 8 9 9 9 20 23 20 10 13 17 17 14 23 21 19 16 23 23 8 13 SMOKE DISP PR PR PR PR PR PR PR GD GD PR PR PR PR PR FR GD VG PR PR PR PR PR DATE 10/28 WED 10/29/14 THU 10/30/14 FRI 10/31/14 SAT 11/01/14 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 72 51 73 55 77 52 74 48 70 TEMP 71 66 56 51 70 68 59 55 74 70 58 52 71 67 54 48 68 64 DEWPT 50 47 45 44 46 47 51 51 53 50 48 43 43 42 41 42 41 40 MIN/MAX RH 44 78 38 86 40 75 33 80 33 RH 47 50 67 78 42 47 74 85 48 49 69 72 37 41 61 80 38 41 PWIND DIR N NE NE S W NE NE SE S WIND CHAR <15 <15 <15 <15 <15 <15 <15 <15 <15 AVG CLOUDS FW SC SC SC SC SC SC SC SC SC FW FW FW FW FW FW FW FW POP 12HR 10 10 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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