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

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132
FOUS54 KSJT 261954
PFWSJT

FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE SAN ANGELO TX
254 PM CDT TUE JUL 26 2016
TXZ076-271015- BARNHART RAWS-CROCKETT TX 30.99N 101.16W ELEV. 2562 FT 254 PM CDT TUE JUL 26 2016 DATE 07/26/16 WED 07/27/16 THU 07/28/16 FRI 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 71 92 72 92 74 TEMP 94 93 83 77 75 71 80 88 92 91 83 77 75 72 81 88 92 91 84 79 77 74 DEWPT 64 62 63 66 66 66 68 66 63 63 64 65 65 67 68 65 61 60 60 63 63 67 MAX/MIN RH 84 38 84 34 79 RH 37 36 51 69 75 84 67 48 38 40 53 67 71 84 65 47 36 36 44 58 63 79 WIND DIR E E SE S S S S SE SE SE S S S S S S SE SE SE S S S WIND SPD 10 8 5 4 4 3 4 4 5 8 5 5 5 6 10 8 8 8 5 6 8 6 CLOUDS B1 B1 B1 B1 B1 B1 B1 B1 B1 B2 B1 B1 B1 B1 B1 B1 B1 B1 B1 SC SC SC CLOUDS(%) 60 63 59 55 55 55 56 58 66 72 60 58 60 60 52 54 58 64 52 46 45 47 POP 12HR 20 30 20 20 5 QPF 12HR 0.03 0.04 0.02 0.02 0 RAIN SHWRS C S S S S C C C C S S S S S S S S TSTMS C S S S S C C C C S S S S S S S S LAL 2 2 3 3 2 2 2 2 1 1 HAINES 5 5 5 5 5 5 5 6 6 5 MIX HGT 6400 600 7100 10400 5600 500 7000 10300 6200 400 T WIND DIR SE S SE SE S S S SE S S T WIND SPD 12 12 6 9 14 9 14 11 8 12 SMOKE DISP GD PR FR GD GD PR GD VG GD PR DATE 07/29 SAT 07/30/16 SUN 07/31/16 MON 08/01/16 TUE 08/02/16 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 94 72 95 72 95 72 95 72 95 TEMP 90 93 78 72 90 94 78 72 90 94 78 72 90 94 78 72 90 94 DEWPT 64 57 61 66 64 57 61 66 63 59 60 65 60 56 59 65 61 55 MIN/MAX RH RH 42 30 57 81 42 29 56 81 41 31 54 79 37 28 51 79 38 27 PWIND DIR S S S S S S S S S WIND CHAR <15 <15 <15 <15 <15 <15 <15 <15 <15 AVG CLOUDS SC SC FW FW SC FW SC FW SC FW FW FW FW FW FW FW FW FW POP 12HR 10 5 5 5 10 5 5 5 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 DIR DEG(DEGREES)...............20 FT. WIND DIRECTION IN TENS OF DEGREES RELATIVE TO DUE NORTH. EXAMPLE: 09 = 90 DEGREES = EAST; 18 = 180 DEGREES = SOUTH; 27 = 270 DEGREES = WEST; 36 = 360 DEGREES = NORTH 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... S..............SLIGHT CHANCE C..............CHANCE L..............LIKELY O..............OCCASIONAL 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 MIX HGT(FT AGL).....................MIXING HEIGHT T WIND DIR(8 POINT COMPASS).........TRANSPORT WIND DIRECTION T WIND SPD(MPH).....................TRANSPORT WIND SPEED ADI (INDEX).........................ATMOSPHERIC DISPERSION INDEX DISPERSION..........................LDSI MAX LVORI...........................LVORI STA PRES (INCHES MERCURY)...........STATION PRESSURE ADI (INDEX).........................ATMOSPHERIC DISPERSION INDEX CEILING (FT)........................CEILING STABILITY (CAT).....................PASQUILL TURNER STABILITY 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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