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

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226
FOUS54 KSJT 011933
PFWSJT

FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE SAN ANGELO TX
233 PM CDT SAT OCT 1 2016
TXZ128-021015- HAMBY RAWS-CALLAHAN TX 32.50N 99.62W ELEV. 1900 FT 233 PM CDT SAT OCT 1 2016 DATE 10/01/16 SUN 10/02/16 MON 10/03/16 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 60 85 61 85 65 TEMP 82 75 68 64 62 60 69 81 85 78 69 66 64 61 70 81 85 79 72 69 67 65 DEWPT 54 55 54 54 55 54 57 57 56 55 55 55 56 55 58 59 58 58 59 59 60 61 MAX/MIN RH 90 37 85 40 90 RH 39 50 61 70 78 81 66 45 37 46 61 68 75 82 66 47 40 49 63 70 78 87 WIND DIR S SE SE S S S S S SE SE SE S S S S S S S S S S S WIND SPD 8 5 5 6 5 4 6 6 6 5 5 6 5 4 10 11 11 10 12 11 10 10 CLOUDS SC FW FW FW FW FW FW FW FW FW CL CL CL CL FW FW FW FW SC B1 B1 B2 CLOUDS(%) 39 18 18 17 16 21 22 20 13 6 2 1 3 2 10 6 11 21 33 59 65 74 POP 12HR 0 0 0 0 20 QPF 12HR 0 0 0 0 0 RAIN SHWRS S S S S C TSTMS S S S S C LAL 1 1 1 1 1 1 1 1 2 2 HAINES 5 6 6 6 6 6 6 6 6 6 MIX HGT 300 200 3900 4800 300 200 3300 4100 400 300 T WIND DIR SE S S SE SE S S S S S T WIND SPD 6 8 10 10 8 8 13 16 13 12 SMOKE DISP PR PR PR FR PR PR PR GD PR PR DATE 10/04 WED 10/05/16 THU 10/06/16 FRI 10/07/16 SAT 10/08/16 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 84 66 85 61 81 55 75 54 78 TEMP 81 78 70 66 82 78 66 61 78 73 60 55 72 68 58 54 74 72 DEWPT 64 64 64 64 65 59 60 59 55 53 51 48 49 49 47 46 47 48 MIN/MAX RH RH 56 63 81 93 56 53 80 93 44 49 72 77 45 50 67 73 39 42 PWIND DIR S S S SE E NE NE E SE WIND CHAR <15 <15 <15 <15 <15 <15 <15 <15 <15 AVG CLOUDS B2 B1 SC SC SC SC FW FW FW FW FW FW FW FW FW FW FW SC POP 12HR 40 10 20 10 10 10 5 5 5 $$ 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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  • Page last modified: 30-Sep-2016 6:36 PM UTC
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