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

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986
FOUS54 KSJT 250932
PFWSJT

FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE SAN ANGELO TX
432 AM CDT THU SEP 25 2014
TXZ128-252215- HAMBY RAWS-CALLAHAN TX 32.50N 99.62W ELEV. 1900 FT 432 AM CDT THU SEP 25 2014 DATE THU 09/25/14 FRI 09/26/14 SAT 09/27/14 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 61 82 63 82 TEMP 60 71 82 83 79 67 63 62 61 70 80 81 78 69 65 64 63 72 80 81 77 DEWPT 52 52 51 51 51 52 54 55 56 57 59 57 58 59 59 60 60 60 59 58 57 MIN/MAX RH 32 86 43 90 44 RH 76 52 34 33 38 59 71 79 85 63 49 44 50 72 81 87 90 67 49 46 50 WIND DIR S S SE SE SE SE SE S SE SE SE SE SE SE S S S S S SE SE WIND SPD 3 4 5 8 8 5 4 3 3 2 5 5 7 7 5 4 4 4 5 7 7 CLOUDS SC SC SC SC SC SC SC B1 B1 B1 B1 SC SC SC SC SC SC SC SC SC SC CLOUDS(%) 45 40 34 36 38 43 50 57 62 60 58 50 41 40 39 42 45 40 35 33 31 POP 12HR 10 10 20 20 10 QPF 12HR 0 0 0.11 0.01 0 RAIN SHWRS IS IS IS IS IS IS IS IS TSTMS IS IS IS IS IS IS IS IS LAL 1 1 1 1 1 1 1 1 2 2 2 2 2 2 2 2 1 1 1 1 1 HAINES 4 5 3 5 4 4 3 3 4 3 3 5 4 3 5 3 3 3 3 5 5 MIX HGT <1 2 5 6 4 <1 <1 <1 <1 3 5 7 4 <1 <1 <1 <1 3 5 7 4 T WIND DIR S S E SE SE SE S S S S S SE SE SE SE S S S S S S T WIND SPD 5 6 8 9 11 3 2 2 1 3 6 6 12 10 5 6 5 6 8 9 10 SMOKE DISP PR PR PR FR PR PR PR PR PR PR PR PR FR PR PR PR PR PR PR FR PR DATE SUN 09/28/14 MON 09/29/14 TUE 09/30/14 WED 10/01/14 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 61 85 63 87 65 89 67 88 TEMP 63 61 83 80 66 63 85 82 68 65 87 84 70 67 86 84 DEWPT 57 58 55 56 56 57 58 56 57 58 61 58 60 62 62 63 MAX/MIN RH 91 36 81 36 78 37 84 42 RH 80 91 39 44 72 81 40 41 69 78 42 41 72 84 45 49 PWIND DIR SE SE SE SE S S S S WIND CHAR <15 <15 <15 <15 <15 <15 <15 <15 AVG CLOUDS SC SC SC SC FW FW FW SC SC SC SC SC SC SC SC SC POP 12HR 10 5 5 5 5 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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