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

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592
FOUS54 KSJT 202007
PFWSJT

FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE SAN ANGELO TX
307 PM CDT MON OCT 20 2014
TXZ155-211015- COLORADO BEND RAWS-SAN SABA TX 31.05N 98.50W ELEV. 1259 FT 307 PM CDT MON OCT 20 2014 DATE 10/20/14 TUE 10/21/14 WED 10/22/14 THU 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 57 80 54 81 57 TEMP 80 73 65 62 59 57 65 76 80 72 63 59 57 54 64 76 81 73 66 62 60 57 DEWPT 60 59 58 58 57 56 57 57 56 54 53 52 52 51 52 53 53 53 54 55 55 55 MAX/MIN RH 96 44 88 38 92 RH 51 62 78 87 93 96 75 52 44 54 70 77 82 88 66 45 38 49 67 78 84 92 WIND DIR E E E SE SE NE SE E E E E E E E SE SE E E E SE E E WIND SPD 3 3 3 3 2 1 3 5 7 4 3 3 3 3 4 7 7 4 3 3 2 1 CLOUDS B1 SC B1 SC B1 SC SC B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B2 B2 B2 B2 B2 CLOUDS(%) 60 47 53 47 51 50 49 53 56 54 54 53 55 57 56 55 63 71 71 71 72 72 POP 12HR 5 5 5 5 10 QPF 12HR 0 0 0 0 0 RAIN SHWRS IS TSTMS IS LAL 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 2 HAINES 3 4 4 4 4 4 4 5 3 4 5 5 5 5 5 4 3 3 4 4 3 3 MIX HGT 7 3 <1 <1 <1 <1 2 5 6 3 <1 <1 <1 <1 2 5 6 3 <1 <1 <1 <1 T WIND DIR E E SE SE SE E E E SE E E SE SE E SE SE E E E E SE SE T WIND SPD 8 9 5 4 2 2 4 6 10 10 5 4 3 3 10 11 12 9 6 6 10 6 SMOKE DISP FR PR PR PR PR PR PR PR FR PR PR PR PR PR PR FR GD PR PR PR PR PR DATE 10/23 FRI 10/24/14 SAT 10/25/14 SUN 10/26/14 MON 10/27/14 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 81 57 83 55 83 55 82 56 80 TEMP 77 73 62 57 78 74 61 55 78 74 61 55 77 73 61 56 76 71 DEWPT 57 55 55 54 56 54 53 55 55 52 52 52 52 50 56 55 58 57 MIN/MAX RH 43 89 39 99 37 90 34 100 47 RH 51 54 77 89 46 51 77 99 45 47 73 90 42 44 84 97 54 61 PWIND DIR SE SE N S SE S S S SW WIND CHAR <15 <15 <15 <15 <15 <15 <15 <15 <15 AVG CLOUDS B1 B1 SC SC FW FW FW FW FW FW FW FW FW FW FW FW FW SC POP 12HR 20 10 5 0 0 0 0 5 5 RAIN SHWRS IS IS TSTMS 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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