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

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FOUS54 KSJT 102010
PFWSJT

FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE SAN ANGELO TX
210 PM CST SAT DEC 10 2016
TXZ128-111015- HAMBY RAWS-CALLAHAN TX 32.50N 99.62W ELEV. 1900 FT 210 PM CST SAT DEC 10 2016 DATE 12/10/16 SUN 12/11/16 MON 12/12/16 TUE UTC 3HRLY 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 CST 3HRLY 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 MIN/MAX 48 70 37 61 43 TEMP 54 52 50 49 49 48 52 65 70 57 48 44 41 37 42 55 61 54 49 47 45 43 DEWPT 36 41 43 45 46 47 47 49 46 44 41 39 36 34 36 40 40 43 43 42 41 40 MAX/MIN RH 96 42 92 46 96 RH 50 66 77 86 89 96 83 56 42 62 77 82 82 89 79 57 46 66 80 83 86 89 WIND DIR S S S S S SW SW SW SW W N N N N N W W S S S S E WIND SPD 13 10 17 17 17 17 17 17 17 8 6 3 4 3 3 3 3 2 3 3 3 3 CLOUDS SC FW SC SC B1 SC SC SC SC SC SC SC FW SC FW CL FW FW FW FW FW SC CLOUDS(%) 26 13 30 47 54 45 42 26 27 31 45 37 19 27 20 4 17 25 22 22 22 30 POP 12HR 0 0 0 0 0 QPF 12HR 0 0 0 0 0 LAL 1 1 1 1 1 1 1 1 1 1 HAINES 4 5 4 4 4 4 3 4 4 4 MIX HGT 600 800 1300 1800 500 400 1000 1500 200 200 T WIND DIR S SW SW W N N NW SW S NE T WIND SPD 26 28 24 14 10 6 4 6 4 5 SMOKE DISP PR PR PR PR PR PR PR PR PR PR DATE 12/13/16 WED 12/14/16 THU 12/15/16 FRI 12/16/16 SAT 12/17/16 UTC 6HRLY 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 CST 6HRLY 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 MAX/MIN 62 43 56 32 49 42 64 44 59 TEMP 58 55 47 43 53 47 37 32 45 46 43 42 59 56 48 44 56 46 DEWPT 45 45 45 43 45 36 27 26 34 40 42 42 48 47 46 44 41 36 MIN/MAX RH 54 100 55 88 63 100 56 100 47 RH 62 69 93 100 74 65 67 78 65 79 96 100 67 72 93 100 57 68 PWIND DIR E SE NW NE SE S S S SW WIND CHAR <15 <15 <15 <15 <15 <15 <15 <15 <15 AVG CLOUDS FW FW SC SC SC SC SC SC SC B1 B1 B1 B1 B1 SC SC SC SC POP 12HR 0 5 5 10 10 10 10 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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