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

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342
FOUS54 KSJT 210953
PFWSJT

Fire Weather Point Forecast Matrices
National Weather Service San Angelo TX
453 AM CDT Tue Mar 21 2017
TXZ128-212215- Hamby RAWS-Callahan TX 32.50N 99.62W Elev. 1900 ft 453 AM CDT Tue Mar 21 2017 Date Tue 03/21/17 Wed 03/22/17 Thu 03/23/17 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 92 57 83 60 83 Temp 62 71 85 91 87 72 65 61 57 65 77 82 80 70 66 63 60 67 77 83 79 Dewpt 53 53 54 52 50 53 57 55 54 55 56 57 55 57 57 57 56 56 54 51 49 Min/Max Rh 25 90 40 87 32 Rh 72 53 35 27 28 51 75 81 90 70 48 43 42 63 73 81 87 68 45 33 35 Wind Dir S S SW S S S S W NW E SE SE SE SE S S S S S S S Wind Spd 6 10 11 10 10 10 9 8 4 4 4 9 10 11 12 11 13 17 20 24 24 Wind Gust Clouds FW FW SC SC SC SC FW SC SC SC SC SC SC FW FW SC SC SC SC SC SC Clouds(%) 17 24 31 33 36 29 23 31 39 48 38 29 26 25 24 36 42 33 29 32 49 Pop 12hr 10 5 5 5 5 Qpf 12hr 0 0 0 0 0 RAIN SHWRS L TSTMS L LAL 1 1 1 1 1 1 1 1 1 2 Haines 6 6 6 4 4 4 5 6 6 5 Mix Hgt 3700 15200 400 500 3200 6500 2800 1200 4000 5300 T Wind Dir SW SW SE W E S S S S S T Wind Spd 19 11 11 4 5 18 24 27 32 42 Smoke Disp FR EX PR PR PR GD GD PR VG EX Date Fri 03/24/17 Sat 03/25/17 Sun 03/26/17 Mon 03/27/17 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 56 77 49 76 53 84 56 81 Temp 62 56 72 73 56 49 69 73 59 53 76 80 63 56 75 78 Dewpt 53 44 31 32 34 36 37 37 38 43 50 41 47 46 44 42 Max/Min Rh 78 19 61 24 71 24 69 26 Rh 72 64 22 22 43 61 31 27 45 69 40 25 56 69 33 28 Pwind Dir S SW W NW S S S SW Wind Char 15> 15> <15 <15 <15 <15 <15 <15 Avg Clouds SC B1 SC FW FW CL CL CL CL FW FW FW SC SC SC FW Pop 12hr 60 10 0 0 0 5 20 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 mpn; 15> = 15 mph or Greater Ave Clouds(Cat).....................Average Cloud Cover Category Pop 12hr(%).........................Probability for Accumulation Precipitation Weather... See Day 1 Through 3 Weather Descriptions

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