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EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES NATIONAL WEATHER SERVICE Blacksburg VA 801 AM EDT Wed Sep 24 2025 VAZ018-242000- RAWS 444002 37.56N 80.18W Elev. 2702 ft 801 AM EDT Wed Sep 24 2025 Date Wed 09/24/25 Thu 09/25/25 Fri 09/26/25 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 79 66 79 62 79 TEMP 74 78 76 67 68 68 67 66 72 76 78 69 66 65 63 62 72 78 77 67 DEWPT 64 65 65 65 64 64 65 65 69 70 70 66 64 63 61 60 64 63 62 61 MAX/MIN RH 65 100 77 95 59 RH 71 64 69 93 87 87 93 97 90 82 76 90 93 93 93 93 76 60 60 81 WIND DIR SW W S SW SW SW SW SW SW SW SW W W W W NW NW NW NW N WIND SPD 2 3 3 2 2 3 2 3 4 5 4 3 3 2 2 2 2 2 2 2 CLOUDS B2 B2 B2 B2 B2 OV B2 OV OV OV OV B2 B2 B2 B2 B2 B1 B2 B1 B2 CLOUDS(%) 73 86 70 78 81 92 81 88 90 91 88 79 76 79 77 73 65 71 61 75 VSBY 8 6 8 9 5 2 3 3 6 8 9 9 6 5 2 1 9 9 9 9 POP 12HR 70 60 80 40 30 RAIN SHWRS IS NM SC IS SC SC NM NM NM O O SC SC IS IS IS IS SC SC SC TSTMS IS SC SC IS SC IS IS SC SC SC IS Obvis PF PF MIX HGT 1 3 2 <1 <1 <1 <1 <1 1 3 2 <1 <1 <1 <1 <1 3 4 4 <1 T WIND DIR S SW S S S S S S SW SW SW SW W NW NW NW NE NE SE E T WIND SPD 6 14 13 4 6 8 5 11 12 12 9 6 6 6 6 6 3 1 3 4 DISPERSION VP VP VP VP VP VP VP VP VP ADI 13 44 33 2 3 4 3 9 18 28 20 3 3 3 3 5 11 4 12 2 MAX LVORI 3 1 3 6 6 6 6 6 4 4 3 6 6 6 6 6 4 3 2 5 STABILITY C C C F F F F C D D D F F F F C C C C F CEILING 1600 2600 3300 600 600 2200 2000 600 1100 2200 STA PRES 27.81 27.76 27.74 27.67 27.67 27.63 27.66 27.67 27.71 27.70 Date Sat 09/27/25Sun 09/28/25Mon 09/29/25Tue 09/30/25 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 62 72 61 76 61 76 61 77 TEMP 64 62 71 66 63 61 75 64 63 62 75 64 63 61 76 64 DEWPT 60 60 67 64 62 59 66 63 61 60 65 63 61 59 63 60 RH 87 93 87 93 97 93 74 97 93 93 71 97 93 93 64 87 WIND SPD <15 <15 <15 <15 <15 <15 <15 <15 AVG CLOUDS B2 B2 B2 B2 B2 B2 B1 B1 B1 B2 B1 B1 B1 B1 B1 B1 POP 12HR 50 60 40 40 40 30 30 30 RAIN SHWRS SC SC NM NM SC SC SC SC SC SC SC SC SC SC IS SC TSTMS 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