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EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES NATIONAL WEATHER SERVICE Blacksburg VA 901 AM EDT Thu May 1 2025 WVZ043-012000- RAWS 465401 37.53N 81.00W Elev. 2725 ft 901 AM EDT Thu May 1 2025 Date Thu 05/01/25 Fri 05/02/25 Sat 05/03/25 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 80 58 77 57 68 TEMP 72 78 76 67 64 62 61 62 70 75 76 70 63 60 58 60 66 67 65 61 DEWPT 60 55 55 55 56 55 55 57 57 53 53 53 53 54 54 56 57 56 56 54 MAX/MIN RH 43 86 44 87 69 RH 66 45 48 65 75 78 81 84 63 46 45 55 70 81 86 87 73 68 73 78 WIND DIR SW SW SW S SW SW SW SW W SW SW SW SW SW S S SW SW SW SW WIND SPD 4 9 9 5 5 5 5 5 6 8 6 3 3 3 3 3 5 6 6 4 WIND GUST 17 18 17 CLOUDS SC B1 B2 B2 B2 B1 B1 B1 B1 SC SC B1 B1 B1 B1 B2 B2 B2 B2 B2 CLOUDS(%) 46 67 78 74 74 55 62 63 56 48 40 53 55 64 65 77 85 86 81 85 VSBY 10 10 10 10 7 9 8 10 10 10 10 10 10 10 10 10 10 10 10 10 POP 12HR 60 50 50 70 90 RAIN SHWRS NM SC SC IS IS SC SC SC SC SC SC SC NM NM NM O O O TSTMS SC SC IS SC SC SC SC IS IS IS SC MIX HGT 4 7 4 <1 <1 <1 <1 <1 4 6 5 <1 <1 <1 <1 <1 4 4 2 <1 T WIND DIR SW SW SW SW S SW SW W W SW SW S SW W SW SW SW SW W S T WIND SPD 6 14 20 11 6 5 10 18 20 17 14 12 5 9 8 12 10 17 4 2 DISPERSION PR PR PR PR VP VP VP VP VP ADI 36 72 81 8 5 4 7 21 79114 85 6 3 4 4 13 37 60 10 2 MAX LVORI 1 1 1 3 4 4 4 4 1 1 1 3 3 4 5 4 3 1 3 4 STABILITY A C C E E E E C C B B F F F F B C C C E CEILING 3000 4300 100 None None 10400 2700 3600 1400 STA PRES 27.63 27.62 27.63 27.64 27.59 27.61 27.58 27.59 27.51 Date Sun 05/04/25Mon 05/05/25Tue 05/06/25Wed 05/07/25 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 51 62 48 65 49 67 51 68 TEMP 55 52 62 58 52 51 64 61 53 53 64 61 54 54 67 64 DEWPT 52 51 49 46 47 48 47 48 48 49 48 47 48 51 51 50 RH 90 96 62 64 83 89 54 62 83 86 56 60 80 90 56 60 WIND SPD <15 <15 <15 <15 <15 <15 <15 <15 AVG CLOUDS B2 B2 B2 B1 B1 B1 SC SC SC B1 B1 SC SC B1 B1 B1 POP 12HR 90 60 40 50 40 40 20 30 RAIN SHWRS O NM NM NM SC SC SC SC SC SC SC SC IS IS SC SC TSTMS SC $$ 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