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EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES NATIONAL WEATHER SERVICE Blacksburg VA 731 AM EDT Tue Apr 1 2025 VAZ020-012000- RAWS 441801 37.99N 79.76W Elev. 2160 ft 731 AM EDT Tue Apr 1 2025 Date Tue 04/01/25 Wed 04/02/25 Thu 04/03/25 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 EDT 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 MAX/MIN TEMP 64 42 59 54 81 TEMP 41 50 60 62 55 50 45 44 43 52 56 59 57 56 55 55 58 70 76 80 76 DEWPT 30 30 28 26 28 29 30 30 31 34 36 39 42 47 50 52 55 58 57 57 57 MAX/MIN RH 25 63 47 98 45 RH 65 46 29 25 35 44 55 57 62 50 47 47 57 72 83 90 90 66 52 45 52 WIND DIR NW NW NW W SE E SE SE SE SE S S S S S S S SW SW SW S WIND SPD 11 4 3 2 2 3 3 3 4 3 3 3 2 3 3 4 4 4 4 3 3 WIND GUST 24 13 13 14 16 16 16 16 13 CLOUDS SC FW CL CL FW FW SC B1 OV B2 B1 B1 B2 B2 B2 OV OV B2 B1 B1 B2 CLOUDS(%) 30 23 0 0 12 14 43 51 98 80 67 61 78 86 86 88 89 71 56 59 70 VSBY 10 10 10 10 10 10 10 10 10 4 4 4 2 1 10 10 10 10 10 10 10 POP 12HR 0 5 5 40 40 RAIN SHWRS SC SC SC SC IS IS SC SC TSTMS IS IS MIX HGT 2 2 4 5 <1 <1 <1 <1 <1 2 2 2 <1 <1 <1 <1 <1 1 3 4 <1 T WIND DIR NW NW NW W SE SE SE SE SE SE SE SE S SE W W SW S SW SW S T WIND SPD 13 9 6 2 5 10 9 9 10 12 11 9 4 1 1 2 2 5 25 23 12 DISPERSION VP VP VP VP VP VP VP VP VP ADI 28 27 33 13 3 5 4 4 13 23 24 17 3 1 1 2 3 8 62 65 8 MAX LVORI 2 2 1 2 2 2 3 3 2 2 2 2 3 4 6 5 5 4 1 1 3 STABILITY C B B B G G F F D D D D E E E E D D D D E CEILING None None None 7100 1800 1000 700 700 700 1900 STA PRES 27.84 27.88 27.99 28.04 28.06 28.03 28.01 27.98 27.97 27.95 Date Fri 04/04/25Sat 04/05/25Sun 04/06/25Mon 04/07/25 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 EDT 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 MIN/MAX TEMP 64 80 63 79 63 76 49 58 TEMP 69 67 77 74 67 65 76 74 68 65 73 67 56 51 56 50 DEWPT 57 58 57 55 55 55 56 53 53 54 53 48 43 36 28 21 RH 66 73 50 51 65 70 50 48 59 68 49 50 62 56 34 31 WIND SPD <15 <15 <15 <15 <15 <15 <15 <15 AVG CLOUDS B2 B2 B2 B2 B2 B2 B2 B1 B1 B2 B2 B2 B2 B1 SC FW POP 12HR 40 60 50 40 40 70 50 20 RAIN SHWRS SC SC SC NM SC SC SC SC IS SC NM NM SC SC IS IS TSTMS IS IS IS SC IS $$ This product is for planning and review purposes only and is not to be substituted for an official fire weather spot forecast. The data displayed are calculated from a 2.5 by 2.5 km digital database and only approximates weather conditions in highly varying terrain. Please relay any comments you have to the NWS via email at rnk.webmaster@noaa.gov. Below is a weather element key for this product. (Note...winds do not reflect local terrain effects.) 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 humdity RH(%)...............................Relative humidity WIND DIR(8 POINT COMPASS)...........Wind direction WIND SPD(MPH).......................Wind speed CLOUDS(CATEGORY)....................Cloud cover category EXAMPLE: CL = CLEAR; FW = FEW; SC = Scattered; BK = Broken; OV = Overcast CLOUDS(%)...........................Cloud cover as a percentage VSBY................................Visibility value in statute miles POP 12HR(%).........................Probability for accumulating precipitation WEATHER... TYPE... RAIN...........Rain RAIN SHWRS.....Rain showers TSTMS..........Thunderstorms DRIZZLE........Drizzle SNOW...........Snow SNOWSHWRS......Snow showers SLEET..........Sleet FRZG RAIN......Freezing rain FRZG DRZL......Freezing drizzle COVERAGE... IS.............Isolated SC.............Scattered NM.............Numerous O..............Occasional S..............Slight chance C..............Chance L..............Likely WD.............Widespread D..............Definite AR.............Areas PA.............Patchy MIX HGT(THOUSANDS OF FT AGL)........Mixing height Example: 6 = 6000 feet; 12 = 12000 feet; <1 = Less than 1000 foot t WIND DIR(8 POINT COMPASS).........Transport Wind direction T WIND SPD(MPH).....................Transport Wind speed DISPERSION(CATEGORY)................Smoke Dispersion category Values: vp =Very Poor;PR = Poor; FR = Fair; GD = Good; ADI (INDEX).........................Atmospheric Dispersion Index MAX LVORI (INDEX)...................Low Visibility Occurrence Risk Index STABILITY (CATEGORY)................Pasquill Turner Stability CEILING (FT)........................Ceiling STA PRES (INCHES MERCURY)...........Station pressure 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).......................Wind Speed Example: <15 = less than 15 MPH; 15> = 15 MPH or greater AVE CLOUDS(CATEGORY)................Average Cloud Cover Category POP 12HR(%).........................Probability for accumulating precipitation WEATHER.............................See Day 1 through 3 weather descriptions