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

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959
FOUS54 KSJT 230944
PFWSJT

FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE SAN ANGELO TX
444 AM CDT TUE AUG 23 2016
TXZ128-232215- HAMBY RAWS-CALLAHAN TX 32.50N 99.62W ELEV. 1900 FT 444 AM CDT TUE AUG 23 2016 DATE TUE 08/23/16 WED 08/24/16 THU 08/25/16 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 91 72 92 70 93 TEMP 69 79 88 91 88 79 76 74 72 81 89 92 89 79 75 72 70 81 90 93 90 DEWPT 69 70 68 65 64 65 66 67 67 69 66 63 63 65 66 67 67 68 64 61 61 MIN/MAX RH 43 85 38 90 35 RH 100 74 52 43 45 61 72 80 85 67 46 38 42 62 74 84 90 65 42 35 38 WIND DIR S S S S S S S S S S S S S S S S S SW S S SE WIND SPD 10 14 16 16 13 11 11 10 10 12 11 10 10 10 8 6 4 6 5 8 8 CLOUDS B2 B2 B1 B1 SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC FW CLOUDS(%) 84 81 64 62 47 41 30 27 40 40 30 30 30 30 28 28 26 26 31 31 20 POP 12HR 20 10 10 10 10 QPF 12HR 0.02 0 0 0 0 RAIN SHWRS S S S S TSTMS S S S S LAL 2 2 1 1 1 1 1 1 1 1 HAINES 4 4 4 3 5 5 4 4 4 5 MIX HGT 4400 5200 3600 500 4400 5500 3600 300 5800 8500 T WIND DIR S S S S SW S S S S SE T WIND SPD 24 25 16 11 21 24 14 10 14 13 SMOKE DISP VG VG GD PR GD VG GD PR GD VG DATE FRI 08/26/16 SAT 08/27/16 SUN 08/28/16 MON 08/29/16 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 69 89 70 90 71 90 71 91 TEMP 74 69 86 86 74 70 87 87 75 71 87 87 75 71 88 88 DEWPT 64 65 65 62 67 68 67 63 66 67 67 63 65 66 66 61 MAX/MIN RH RH 71 87 49 45 79 92 52 45 74 87 51 44 72 85 48 41 PWIND DIR S S SE S SE S SE SE WIND CHAR <15 <15 <15 <15 <15 <15 <15 <15 AVG CLOUDS FW FW SC SC SC SC SC SC SC SC SC SC SC SC SC SC POP 12HR 10 20 10 20 10 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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