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EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES NATIONAL WEATHER SERVICE Blacksburg VA 801 PM EDT Mon Oct 13 2025 NCZ001-140800- RAWS 310142 36.40N 81.46W Elev. 4608 ft 801 PM EDT Mon Oct 13 2025 Date 10/13/25 Tue 10/14/25 Wed 10/15/25 Thu 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 48 65 45 65 43 TEMP 51 49 49 48 54 61 61 52 51 49 47 46 57 64 61 52 50 48 45 43 DEWPT 47 47 46 45 48 50 51 49 47 47 45 43 44 44 44 42 41 40 38 37 MIN/MAX RH 90 64 94 47 80 RH 86 93 89 89 80 67 70 89 86 93 93 89 62 48 53 69 71 74 76 79 WIND DIR N N N N N N N N N N NW NW NW NW NW NW NW NW NW NW WIND SPD 16 17 18 18 13 11 11 12 13 10 10 10 6 8 10 11 12 11 10 9 CLOUDS FW FW FW FW FW FW CL FW FW FW FW FW CL FW FW CL CL CL CL FW CLOUDS(%) 10 10 11 14 12 15 5 24 13 9 12 19 3 8 8 5 3 3 5 13 VSBY 10 10 10 9 10 10 10 10 10 10 8 10 10 10 10 10 POP 12HR 0 0 0 0 0 MIX HGT <1 <1 <1 <1 1 2 2 <1 <1 <1 <1 <1 1 3 2 <1 T WIND DIR NW NW NW NW N N N N N N N N N N N NW T WIND SPD 12 14 21 14 17 12 11 10 9 9 6 5 8 10 13 12 DISPERSION GD GD GD FR FR FR FR FR FR FR FR ADI 11 13 20 16 33 35 28 9 8 6 5 4 14 36 35 8 MAX LVORI 5 5 4 4 3 3 3 5 5 6 6 6 2 1 1 3 STABILITY D D D D C C C D D E E C B B C E CEILING None None None None None None None None None STA PRES 26.70 26.70 26.74 26.76 26.78 26.77 26.76 26.73 Date 10/16Fri 10/17/25Sat 10/18/25Sun 10/19/25Mon 10/20/25 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 62 40 63 47 67 50 61 44 56 TEMP 61 47 43 41 62 50 49 47 66 54 52 50 60 52 49 44 55 46 DEWPT 37 38 36 35 40 44 43 43 50 49 47 47 52 48 44 39 38 38 RH 41 71 76 79 44 80 80 86 56 83 83 89 75 86 83 82 53 73 WIND SPD <15 <15 <15 <15 <15 <15 <15 15> <15 AVG CLOUDS FW CL CL FW FW SC B1 SC FW SC SC B1 B1 B1 SC SC FW FW POP 12HR 0 0 0 0 0 10 50 40 10 RAIN SHWRS 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