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EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES NATIONAL WEATHER SERVICE Blacksburg VA 401 PM EDT Wed Oct 1 2025 NCZ003-020800- RAWS 310301 36.48N 80.86W Elev. 1300 ft 401 PM EDT Wed Oct 1 2025 Date 10/01/25 Thu 10/02/25 Fri 10/03/25 Sat 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 49 70 47 71 48 TEMP 75 64 59 55 51 50 62 68 69 61 56 53 51 49 61 68 69 61 57 54 52 50 DEWPT 55 55 55 53 50 48 48 46 48 48 49 49 48 47 49 50 50 50 50 49 47 48 MIN/MAX RH 96 46 95 49 94 RH 50 73 87 93 96 93 60 45 47 62 77 86 89 93 65 52 51 67 77 83 83 93 WIND DIR E E NE NE NE NE E E E E E SE E NE E E E S N N N W WIND SPD 4 2 1 1 1 1 3 5 4 2 1 1 1 1 2 3 2 1 0 0 0 1 CLOUDS FW FW FW FW FW FW FW SC SC FW FW SC FW FW FW FW FW FW FW FW SC SC CLOUDS(%) 6 9 9 18 17 10 13 26 29 14 21 28 20 12 10 7 8 8 14 19 26 32 VSBY 10 10 10 10 5 7 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 POP 12HR 0 0 0 0 0 Obvis PF MIX HGT 4 <1 <1 <1 <1 <1 3 4 4 <1 <1 <1 <1 <1 3 4 3 <1 T WIND DIR E E E E NE NE E E E E E SE SE E E E SE SE T WIND SPD 6 9 12 11 3 3 10 8 8 5 12 10 5 2 2 2 2 2 DISPERSION VP VP VP VP VP VP VP VP VP VP VP VP ADI 30 4 6 5 2 3 42 37 36 3 6 5 3 2 8 10 10 1 MAX LVORI 2 3 5 6 7 6 1 1 1 3 4 5 6 6 3 2 2 3 STABILITY B G G G G A B B B G G G G A B B B G CEILING None None None None None None None None None STA PRES 28.33 28.39 28.48 28.45 28.49 28.47 28.47 28.39 Date 10/04Sun 10/05/25Mon 10/06/25Tue 10/07/25Wed 10/08/25 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 73 53 75 57 77 59 78 59 78 TEMP 70 65 58 55 72 67 61 58 74 69 63 60 76 70 64 61 76 67 DEWPT 54 55 53 54 61 62 59 58 64 63 61 60 65 65 61 60 64 63 RH 57 70 83 96 68 84 93100 71 81 93100 69 84 90 97 66 87 WIND SPD <15 <15 <15 <15 <15 <15 <15 <15 <15 AVG CLOUDS SC SC SC B1 B1 B1 B1 B2 B2 B1 SC B1 B1 B1 B1 B1 B1 B1 POP 12HR 0 0 0 5 10 10 30 20 30 RAIN SHWRS SC IS IS IS 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