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

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FOUS54 KSJT 031949
PFWSJT

FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE SAN ANGELO TX
249 PM CDT TUE MAY 3 2016
TXZ128-041030- HAMBY RAWS-CALLAHAN TX 32.50N 99.62W ELEV. 1900 FT 249 PM CDT TUE MAY 3 2016 DATE 05/03/16 WED 05/04/16 THU 05/05/16 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 52 81 55 83 59 TEMP 74 72 62 57 54 52 65 75 80 78 66 60 57 55 67 77 82 80 69 64 61 59 DEWPT 48 46 50 50 49 47 51 45 44 44 46 47 47 47 51 50 48 48 49 51 51 51 MAX/MIN RH 87 27 74 30 75 RH 40 39 66 78 84 84 61 34 28 30 48 62 69 74 55 39 31 33 50 63 70 74 WIND DIR W NE E S SW W W NW N N E S S SE S S SE SE SE S S S WIND SPD 3 4 5 3 3 5 8 9 8 6 3 3 3 3 5 5 4 5 6 9 9 8 CLOUDS FW B2 B2 SC FW CL CL CL CL CL CL CL CL CL CL CL FW FW FW FW FW FW CLOUDS(%) 19 77 74 41 10 4 2 1 1 0 0 0 1 1 3 4 6 7 9 10 14 17 POP 12HR 30 0 0 0 0 QPF 12HR 0.06 0 0 0 0 RAIN SHWRS C C TSTMS C C LAL 3 1 1 1 1 1 1 1 1 1 HAINES 5 5 5 6 6 6 6 6 6 6 MIX HGT 3400 100 5700 6200 3500 100 5000 6400 3000 100 T WIND DIR SE SW NW N S S SE SE SE S T WIND SPD 6 8 13 12 4 2 8 4 8 8 SMOKE DISP PR PR GD GD PR PR PR PR PR PR DATE 05/06 SAT 05/07/16 SUN 05/08/16 MON 05/09/16 TUE 05/10/16 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 84 61 82 62 85 61 83 61 86 TEMP 79 81 66 61 78 79 66 62 80 82 66 61 79 80 66 61 81 83 DEWPT 53 51 51 54 56 57 59 59 59 52 60 59 55 49 49 51 52 53 MIN/MAX RH RH 41 35 58 78 47 47 78 90 49 36 80 93 44 34 54 70 37 36 PWIND DIR S S S S S S SW S SW WIND CHAR <15 <15 <15 <15 <15 <15 <15 <15 <15 AVG CLOUDS FW FW FW FW SC SC SC SC SC SC SC B1 SC SC SC SC SC FW POP 12HR 0 0 10 20 30 40 20 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 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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