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

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FOUS54 KSJT 282021
PFWSJT

FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE SAN ANGELO TX
321 PM CDT SAT MAY 28 2016
TXZ128-291015- HAMBY RAWS-CALLAHAN TX 32.50N 99.62W ELEV. 1900 FT 321 PM CDT SAT MAY 28 2016 DATE 05/28/16 SUN 05/29/16 MON 05/30/16 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 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 67 83 65 86 67 TEMP 89 85 74 71 68 67 74 82 83 81 73 69 66 65 74 82 86 84 75 71 68 67 DEWPT 59 59 64 67 67 66 67 68 68 67 68 68 66 65 67 68 68 68 68 67 66 65 MAX/MIN RH 96 60 100 55 97 RH 38 41 70 87 96 96 79 63 61 64 85 97100100 79 63 55 59 78 87 93 93 WIND DIR S SE SE SE SE SE S S S SE SE SE SE SE S S S S S S S S WIND SPD 6 8 9 8 6 8 10 11 11 10 12 10 12 12 12 10 10 10 10 9 8 8 CLOUDS SC B1 B1 B1 B1 B2 B2 B1 B1 B2 B2 B2 B2 B2 B2 B1 B1 B1 B1 B1 B2 B2 CLOUDS(%) 34 52 59 65 69 72 70 64 67 73 72 70 74 78 71 63 64 65 66 66 71 75 POP 12HR 50 40 60 40 40 QPF 12HR 0.23 0.22 0.66 0.21 0.21 RAIN SHWRS S C C C C C C C C L L L L C C C C C C C C C TSTMS S C C C C C C C C L L L L C C C C C C C C C LAL 3 3 3 3 4 4 3 3 3 3 HAINES 6 5 4 3 3 4 4 3 3 3 MIX HGT 4200 700 3900 5100 3300 800 3700 5000 2700 300 T WIND DIR SE S S S SE SE S S S S T WIND SPD 17 17 19 20 18 18 18 18 14 12 SMOKE DISP GD PR GD GD FR PR FR GD FR PR DATE 05/31 WED 06/01/16 THU 06/02/16 FRI 06/03/16 SAT 06/04/16 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 86 65 80 62 77 58 80 60 82 TEMP 82 84 70 65 77 78 66 62 74 75 62 58 76 78 64 60 78 80 DEWPT 69 67 65 65 67 64 64 60 61 57 57 54 57 55 58 56 58 57 MIN/MAX RH RH 66 58 85100 71 62 93 93 64 54 84 87 52 46 80 86 49 45 PWIND DIR S S E NE N N N E NE WIND CHAR <15 <15 <15 <15 <15 <15 <15 <15 <15 AVG CLOUDS B2 B1 B1 B1 B2 B2 B2 B2 B2 B1 B1 SC FW SC FW FW FW SC POP 12HR 50 60 50 40 30 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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