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

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211
FOUS54 KSJT 051956
PFWSJT

FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE SAN ANGELO TX
256 PM CDT THU MAY 5 2016
TXZ128-061015- HAMBY RAWS-CALLAHAN TX 32.50N 99.62W ELEV. 1900 FT 256 PM CDT THU MAY 5 2016 DATE 05/05/16 FRI 05/06/16 SAT 05/07/16 SUN 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 60 86 62 85 64 TEMP 82 81 68 63 62 60 75 83 85 83 72 67 64 62 72 80 85 82 73 68 65 64 DEWPT 46 50 50 49 50 51 54 53 50 50 55 55 55 52 55 53 53 54 56 57 59 58 MAX/MIN RH 73 29 73 33 82 RH 28 34 52 60 66 73 49 36 30 32 55 65 73 70 55 39 33 38 55 68 80 81 WIND DIR E SE SE SE SE S S S SE SE SE S S S S S S S S S S S WIND SPD 2 6 6 8 8 5 11 13 13 13 11 12 10 11 16 17 18 17 13 13 11 12 CLOUDS FW FW FW FW FW FW FW FW FW FW SC SC SC SC B1 SC B1 B1 B1 SC B1 SC CLOUDS(%) 9 8 10 11 11 11 10 9 11 17 30 42 50 50 62 49 55 51 55 49 56 50 POP 12HR 0 0 5 10 10 QPF 12HR 0 0 0 0 0 RAIN SHWRS C TSTMS C LAL 1 1 1 1 1 1 1 1 1 1 HAINES 6 5 5 5 5 5 5 5 5 4 MIX HGT 4000 300 5300 6700 3600 500 3100 4300 2800 500 T WIND DIR SE S S S SE S S S S S T WIND SPD 10 11 16 20 20 19 26 31 25 24 SMOKE DISP PR PR GD VG GD PR GD VG GD PR DATE 05/08 MON 05/09/16 TUE 05/10/16 WED 05/11/16 THU 05/12/16 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 85 63 87 61 90 63 90 64 87 TEMP 81 82 68 63 82 84 66 61 84 86 69 63 85 87 69 64 82 84 DEWPT 58 58 61 59 45 40 39 41 47 47 54 59 58 53 62 60 62 58 MIN/MAX RH RH 46 44 78 87 27 21 37 48 28 26 59 87 40 31 78 87 51 42 PWIND DIR S S SW SW SW S S S SW WIND CHAR 15> <15 <15 <15 <15 <15 <15 <15 <15 AVG CLOUDS B1 B1 B2 B2 B1 FW FW FW FW FW FW FW FW SC FW SC SC SC POP 12HR 30 50 10 5 10 5 10 10 20 $$ 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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