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

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748
FOUS54 KSJT 020854
PFWSJT

FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE SAN ANGELO TX
354 AM CDT TUE SEP 2 2014
TXZ128-022215- HAMBY RAWS-CALLAHAN TX 32.50N 99.62W ELEV. 1900 FT 354 AM CDT TUE SEP 2 2014 DATE TUE 09/02/14 WED 09/03/14 THU 09/04/14 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 100 76 97 74 95 TEMP 78 75 87 97100 97 86 83 79 76 86 95 97 94 84 81 77 74 84 93 95 92 DEWPT 66 68 70 68 66 63 67 68 68 68 68 67 64 63 63 65 66 67 66 65 63 62 MIN/MAX RH 32 76 34 79 35 RH 67 79 58 39 33 33 53 61 69 76 56 40 34 36 49 59 69 79 56 40 36 37 WIND DIR S S S S S SE SE S S S S S S S S S S S S S S S WIND SPD 12 10 14 12 11 10 10 11 11 10 14 14 12 14 10 12 10 10 11 14 12 10 CLOUDS FW FW FW FW FW FW FW FW FW FW SC SC SC SC SC SC FW FW SC SC SC SC CLOUDS(%) 22 23 22 19 19 19 19 19 21 23 27 30 32 33 30 26 25 24 28 31 31 30 POP 12HR 5 5 5 5 5 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 4 4 3 4 5 5 3 3 4 4 3 5 5 3 4 4 4 4 3 5 4 MIX HGT <1 <1 3 7 8 7 <1 <1 <1 <1 3 7 9 7 <1 <1 <1 <1 3 7 9 8 T WIND DIR S S S S S S S S S S S S S S S S S S SW S S S T WIND SPD 5 12 24 18 17 20 6 4 10 18 23 20 21 23 18 14 12 14 21 20 18 17 SMOKE DISP PR PR GD VG VG VG PR PR PR PR GD VG EX VG PR PR PR PR GD VG VG VG DATE FRI 09/05/14 SAT 09/06/14 SUN 09/07/14 MON 09/08/14 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 73 96 72 94 71 93 71 94 TEMP 79 73 93 93 79 72 92 91 78 71 90 90 77 71 91 91 DEWPT 62 65 60 56 60 65 61 60 61 63 61 60 61 59 60 56 MAX/MIN RH 76 28 79 32 77 33 66 29 RH 56 76 34 30 53 79 37 36 57 77 38 37 58 66 36 31 PWIND DIR S S S SE SE SE SE S WIND CHAR <15 <15 <15 <15 <15 <15 <15 <15 AVG CLOUDS SC SC SC SC FW SC SC SC SC B1 B1 B1 B1 B1 B1 SC POP 12HR 5 10 10 10 20 20 20 10 RAIN SHWRS IS IS IS IS IS IS TSTMS IS IS IS IS 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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