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EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES NATIONAL WEATHER SERVICE Blacksburg VA 801 PM EDT Tue Apr 1 2025 VAZ018-020800- RAWS 444002 37.56N 80.18W Elev. 2702 ft 801 PM EDT Tue Apr 1 2025 Date 04/01/25 Wed 04/02/25 Thu 04/03/25 Fri UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 EDT 3hrly 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 MIN/MAX TEMP 42 54 53 81 65 TEMP 49 46 43 43 46 49 54 54 55 58 60 62 73 80 79 71 68 67 66 66 DEWPT 36 35 34 36 38 41 43 45 48 51 54 57 61 61 61 59 59 58 59 58 MIN/MAX RH 76 66 85 51 78 RH 61 65 70 76 73 74 66 71 77 77 81 84 66 52 54 66 73 73 78 75 WIND DIR SE SE SE SE SE SE SE SE SE SE S S S SW SW S S SW SW SW WIND SPD 4 6 6 6 9 9 9 6 4 5 6 6 9 10 9 5 6 6 5 4 WIND GUST 17 19 21 21 20 20 20 24 25 27 28 28 26 21 24 24 23 19 CLOUDS FW SC B2 OV OV OV OV OV OV OV OV OV B2 B1 B1 B2 B1 B2 B2 B2 CLOUDS(%) 23 47 75 96 91 91 94 93 90 90 89 89 73 56 59 76 68 70 86 84 VSBY 10 10 10 10 10 10 10 5 3 10 5 10 10 10 10 10 POP 12HR 5 20 50 40 30 RAIN S C C C RAIN SHWRS SC SC SC SC IS IS SC SC SC TSTMS IS MIX HGT <1 <1 <1 1 2 2 2 <1 <1 <1 <1 <1 2 4 3 <1 T WIND DIR SE SE SE SE SE SE SE SE SE SE SE S SW SW SW SW T WIND SPD 9 12 12 11 13 12 10 8 4 3 2 2 21 24 19 16 DISPERSION VP PR PR PR VP PR PR PR PR PR PR ADI 6 8 10 17 19 19 17 6 4 5 5 8 45 61 50 10 MAX LVORI 2 3 3 3 2 2 2 3 5 5 5 4 1 1 1 2 STABILITY F E E D D D D D E E E D D D D E CEILING None 7700 1200 1200 200 100 600 2100 900 STA PRES 27.92 27.96 28.00 27.96 27.95 27.91 27.94 27.93 Date 04/04Sat 04/05/25Sun 04/06/25Mon 04/07/25Tue 04/08/25 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 EDT 6hrly 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 MAX/MIN TEMP 83 62 86 65 79 50 60 33 54 TEMP 82 71 64 63 83 77 68 66 79 67 58 50 57 47 38 34 53 48 DEWPT 60 58 57 57 58 53 55 55 56 53 48 39 34 26 22 20 20 20 RH 47 63 78 81 43 43 63 68 45 61 69 66 42 43 52 56 27 33 WIND SPD <15 <15 <15 <15 <15 <15 <15 <15 <15 AVG CLOUDS B2 B1 B2 B2 B1 B1 B1 B2 B2 B2 B2 B2 B1 SC SC SC FW FW POP 12HR 60 40 30 30 70 70 30 10 5 RAIN SHWRS SC NM SC SC SC SC IS SC NM NM NM SC SC IS TSTMS 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