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EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES NATIONAL WEATHER SERVICE Blacksburg VA 131 PM EDT Tue Oct 14 2025 NCZ001-142000- RAWS 310142 36.40N 81.46W Elev. 4608 ft 131 PM EDT Tue Oct 14 2025 Date Tue 10/14/25 Wed 10/15/25 Thu 10/16/25 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 47 64 43 62 TEMP 65 63 58 54 52 50 49 57 62 63 52 50 47 45 43 53 61 58 48 DEWPT 51 52 47 47 45 44 40 39 42 41 44 42 40 38 37 38 39 38 37 MAX/MIN RH 60 79 45 79 43 RH 60 67 67 77 77 80 71 51 48 44 74 74 76 76 79 57 44 47 65 WIND DIR N N N N N N N N N NW NW NW NW NW NW N N N N WIND SPD 10 11 12 12 11 9 9 6 9 10 10 12 10 10 8 5 5 5 4 WIND GUST 20 21 25 26 23 CLOUDS FW FW FW FW SC SC FW CL FW FW FW CL FW CL FW CL FW CL CL CLOUDS(%) 7 6 13 14 28 26 13 3 6 6 6 5 6 4 10 2 7 4 4 VSBY 10 10 10 10 10 9 5 10 10 10 10 10 10 10 10 10 10 10 10 POP 12HR 0 0 0 0 0 MIX HGT 2 2 <1 <1 <1 <1 <1 1 2 2 <1 <1 <1 <1 <1 2 3 3 <1 T WIND DIR N N N N N N N N N N NW NW NW NW N N N N N T WIND SPD 10 9 13 12 8 6 6 8 11 13 14 11 10 9 12 12 10 9 4 DISPERSION FR FR FR PR FR FR FR FR VP ADI 29 23 9 11 5 5 5 11 32 30 10 10 7 6 13 28 43 38 2 MAX LVORI 2 3 5 5 6 6 6 2 1 1 3 3 3 4 4 2 1 1 3 STABILITY C C E D E E C B B C E D E E B B B B F CEILING None None None None None None None None None STA PRES 26.76 26.78 26.76 26.76 26.74 26.74 26.73 26.76 26.73 Date Fri 10/17/25Sat 10/18/25Sun 10/19/25Mon 10/20/25 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 41 63 48 68 51 59 40 54 TEMP 43 41 62 50 50 49 66 56 53 52 57 48 45 40 52 44 DEWPT 35 35 42 44 44 45 52 51 50 49 51 46 40 35 34 33 RH 73 79 48 80 80 86 61 83 89 89 80 93 82 82 50 65 WIND SPD <15 <15 <15 <15 <15 <15 15> <15 AVG CLOUDS CL FW SC B1 B1 SC FW SC SC B1 B1 B1 B1 SC FW FW POP 12HR 0 0 0 0 20 50 30 5 RAIN SHWRS IS 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