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EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES NATIONAL WEATHER SERVICE Blacksburg VA 731 AM EDT Tue Apr 1 2025 NCZ003-012000- RAWS 310302 36.35N 80.48W Elev. 1076 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 66 46 64 59 80 TEMP 45 52 62 65 59 53 50 47 48 57 61 64 62 61 60 60 62 71 76 79 75 DEWPT 37 37 35 35 37 38 40 39 42 44 47 50 52 57 58 60 61 63 63 61 60 MAX/MIN RH 33 81 59 100 55 RH 73 56 36 33 44 57 68 74 80 62 60 60 70 87 93100 97 76 64 54 60 WIND DIR N N N SE SE E E E E SE SE S S S S S S S SW SW S WIND SPD 8 5 3 2 3 4 5 5 6 5 5 5 5 10 13 13 12 10 11 11 10 WIND GUST 21 23 21 CLOUDS FW FW CL FW FW CL FW B1 OV OV B2 B2 B2 B2 B2 OV OV OV B1 B1 SC CLOUDS(%) 21 13 5 8 7 5 21 61 92 93 76 77 73 76 87 93 93 89 69 53 50 VSBY 10 10 10 10 10 10 10 10 10 7 9 8 6 4 10 10 10 10 10 10 10 POP 12HR 0 5 20 50 50 RAIN SHWRS IS IS SC SC SC SC IS IS IS MIX HGT <1 3 4 5 <1 <1 <1 <1 1 1 2 1 <1 <1 <1 <1 <1 2 2 4 <1 T WIND DIR N N N E SE E E E E E E E E S S S S SW SW SW S T WIND SPD 14 8 3 2 5 2 3 9 9 6 5 5 2 5 6 8 6 14 14 21 9 DISPERSION VP VP PR PR PR FR FR FR FR ADI 16 26 16 12 3 1 2 6 13 10 11 9 2 5 6 7 8 25 30 57 8 MAX LVORI 3 2 2 2 2 3 3 3 4 4 3 3 3 4 5 6 6 4 3 1 3 STABILITY B B B B G F F E D D D D E D D D D D D D D CEILING None None None 9800 1000 600 600 600 700 None STA PRES 29.01 29.01 29.11 29.17 29.21 29.16 29.15 29.13 29.16 29.15 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 86 63 86 64 80 53 66 TEMP 69 68 82 78 69 67 81 79 70 67 77 71 60 55 64 57 DEWPT 61 61 61 59 60 59 59 55 56 57 58 55 53 46 39 30 RH 76 78 49 52 73 75 47 44 61 70 52 57 78 72 40 35 WIND SPD <15 <15 <15 <15 <15 <15 <15 <15 AVG CLOUDS B1 B2 B2 B1 B1 B1 B1 SC B1 B1 B2 B2 B2 B1 SC SC POP 12HR 20 20 20 10 10 60 60 30 RAIN SHWRS IS IS IS IS SC NM NM SC 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