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

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379
FOUS54 KSJT 252137
PFWSJT

Fire Weather Point Forecast Matrices
National Weather Service San Angelo TX
337 PM CST Sat Feb 25 2017
TXZ128-261015- Hamby RAWS-Callahan TX 32.50N 99.62W Elev. 1900 ft 337 PM CST Sat Feb 25 2017 Date 02/25/17 Sun 02/26/17 Mon 02/27/17 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 CST 3hrly 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 Min/Max 42 71 49 77 52 Temp 52 46 44 43 42 49 62 71 68 57 53 51 49 56 69 77 74 61 57 54 52 Dewpt 25 28 30 32 34 38 43 40 40 43 45 45 44 45 37 34 33 38 40 41 41 Max/Min Rh 79 32 83 20 69 Rh 35 49 57 65 73 66 50 32 36 59 74 80 83 66 31 21 22 42 53 61 66 Wind Dir SE SE SE S S S SW SW SW S S SW SW SW SW SW SW S S SW SW Wind Spd 5 6 10 10 10 13 14 12 9 8 8 8 6 10 11 13 9 8 9 8 8 Wind Gust Clouds CL CL CL SC SC B1 B1 B1 B1 B1 SC FW SC SC FW FW FW FW SC SC B1 Clouds(%) 4 4 2 26 39 63 69 63 55 64 45 22 45 27 22 15 15 18 31 38 51 Pop 12hr 0 5 5 0 0 Qpf 12hr 0 0 0 0 0 LAL 1 1 1 1 1 1 1 1 1 1 Haines 4 4 6 6 6 6 6 5 6 6 Mix Hgt 1800 400 2800 7100 3000 300 4100 6800 2900 300 T Wind Dir SE S S S S SW SW SW S SW T Wind Spd 9 12 19 18 11 9 13 21 9 9 Smoke Disp PR PR FR VG PR PR GD EX PR PR Date 02/28/17 Wed 03/01/17 Thu 03/02/17 Fri 03/03/17 Sat 03/04/17 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 CST 6hrly 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 Max/Min 80 49 59 34 60 38 66 44 67 Temp 72 76 55 49 56 56 39 34 52 57 42 38 58 63 48 44 60 65 Dewpt 40 34 34 30 27 14 18 18 17 17 23 26 25 25 33 36 42 44 Min/Max Rh 19 48 18 51 18 62 21 76 42 Rh 31 22 45 48 32 19 42 51 25 21 46 62 28 23 56 73 51 46 Pwind Dir SW SW NW N SE SE S S S Wind Char <15 <15 15> <15 <15 <15 <15 <15 <15 Avg Clouds SC SC SC SC FW FW FW FW FW FW FW FW FW FW FW SC SC SC Pop 12hr 5 5 0 0 0 0 5 5 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 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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