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EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES NATIONAL WEATHER SERVICE Blacksburg VA 301 AM EDT Fri Jul 4 2025 VAZ046-042000- RAWS 441101 37.39N 78.80W Elev. 804 ft 301 AM EDT Fri Jul 4 2025 Date Fri 07/04/25 Sat 07/05/25 Sun 07/06/25 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 88 64 88 64 89 TEMP 68 71 82 87 87 81 72 68 67 70 82 87 87 81 71 67 66 70 82 86 86 79 DEWPT 63 64 64 63 64 66 64 62 61 65 67 65 65 67 64 63 62 65 69 69 71 71 MAX/MIN RH 46 85 47 89 57 RH 84 79 55 45 46 60 76 81 81 84 61 48 48 63 79 87 87 84 65 57 61 77 WIND DIR NE NE NE NE E E E E NE SE SE SE SE E SE S S S SE SE E SE WIND SPD 4 4 5 5 4 3 2 2 2 2 4 5 5 4 3 2 2 2 4 5 6 5 CLOUDS CL CL CL FW CL FW FW SC FW FW CL FW FW FW CL FW FW FW SC B1 B1 B2 CLOUDS(%) 4 0 1 6 4 7 14 32 15 21 4 14 18 13 5 9 14 12 34 51 57 76 VSBY 10 10 10 10 10 10 10 10 9 10 10 10 10 10 10 10 10 10 10 10 10 10 POP 12HR 0 0 0 0 20 RAIN SHWRS IS IS IS TSTMS IS IS IS MIX HGT <1 <1 3 6 6 <1 <1 <1 <1 <1 4 7 7 1 1 <1 <1 <1 4 6 2 2 T WIND DIR N NE NE NE NE E E NE E S S SE SE SE S S S S S S S SE T WIND SPD 4 12 9 8 3 8 3 2 1 5 4 4 3 8 4 3 1 2 5 5 6 9 DISPERSION VP VP VP VP VP VP VP VP VP PR ADI 2 14 33 55 26 4 2 1 1 6 21 36 29 4 2 2 1 2 27 25 14 6 MAX LVORI 5 4 1 1 2 3 4 5 6 4 2 1 2 3 4 5 7 5 3 2 2 4 STABILITY F A A A A G G G G A A A A F G G G A A C C E CEILING None None None None None None None None None 5000 STA PRES 29.43 29.39 29.41 29.44 29.46 29.41 29.41 29.41 29.42 29.35 Date Mon 07/07/25Tue 07/08/25Wed 07/09/25Thu 07/10/25 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 70 88 70 92 70 90 69 87 TEMP 72 73 86 81 73 74 89 81 73 74 87 79 72 73 85 79 DEWPT 70 72 75 74 71 72 74 74 72 72 74 74 71 73 73 74 RH 93 97 70 79 93 93 61 79 97 93 65 85 97100 67 85 WIND SPD <15 <15 <15 <15 <15 <15 <15 <15 AVG CLOUDS B1 SC SC B1 B1 SC SC B1 SC SC B1 B1 B2 B2 B2 B2 POP 12HR 20 30 10 40 30 50 40 60 RAIN SHWRS IS SC SC SC SC SC IS IS NM TSTMS IS SC SC SC SC SC 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