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

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206
FOUS54 KSJT 280933
PFWSJT

FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE SAN ANGELO TX
433 AM CDT THU APR 28 2016
TXZ128-282230- HAMBY RAWS-CALLAHAN TX 32.50N 99.62W ELEV. 1900 FT 433 AM CDT THU APR 28 2016 DATE THU 04/28/16 FRI 04/29/16 SAT 04/30/16 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 83 67 83 57 81 TEMP 56 67 78 83 81 74 71 69 67 74 80 83 80 68 64 60 57 67 76 81 77 DEWPT 49 57 58 60 60 62 63 64 66 66 55 47 45 47 42 43 44 48 48 49 49 MIN/MAX RH 45 96 27 62 33 RH 77 70 50 45 48 66 75 84 96 77 42 28 29 47 45 52 62 51 37 33 38 WIND DIR SE S SE SE SE SE SE S SE S W SW SW S SW SW NW NW NW W NE WIND SPD 8 12 14 17 14 14 11 11 10 13 14 13 10 8 8 5 6 6 5 3 4 CLOUDS FW FW SC SC B1 B1 B2 B2 B2 B1 SC SC FW FW SC SC SC SC CL CL FW CLOUDS(%) 10 18 32 44 54 57 73 78 73 61 49 33 17 17 28 28 36 36 5 5 9 POP 12HR 10 40 40 10 5 QPF 12HR 0 0.14 0.10 0 0 RAIN SHWRS C C C C C C C C TSTMS C C C C C C C C LAL 1 1 3 3 3 3 1 1 1 1 HAINES 6 5 5 3 6 6 6 6 6 6 MIX HGT 3900 5800 3400 800 6100 7700 4400 400 5200 7400 T WIND DIR S S SE S SW SW SW W NW NW T WIND SPD 23 28 21 23 23 25 14 10 11 9 SMOKE DISP VG VG GD PR VG EX GD PR FR GD DATE SUN 05/01/16 MON 05/02/16 TUE 05/03/16 WED 05/04/16 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 54 72 51 66 51 71 53 76 TEMP 60 54 68 69 55 51 63 64 54 51 67 69 57 53 71 74 DEWPT 51 49 47 50 51 49 50 51 50 49 52 52 51 50 55 52 MAX/MIN RH RH 73 82 47 51 86 93 62 63 88 94 59 55 80 89 56 47 PWIND DIR E NE NE NE NE N SE NW WIND CHAR <15 <15 <15 <15 <15 <15 <15 <15 AVG CLOUDS FW CL SC SC B1 B1 B2 B2 B2 SC B1 SC SC SC SC SC POP 12HR 5 5 40 40 20 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 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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