Print This Forecast (Printer-Friendly)
EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES NATIONAL WEATHER SERVICE Blacksburg VA 801 PM EDT Wed Oct 1 2025 VAZ020-020800- RAWS 441801 37.99N 79.76W Elev. 2160 ft 801 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 46 70 45 70 45 TEMP 56 52 48 47 62 68 68 59 55 51 49 47 59 67 68 59 54 51 49 47 DEWPT 47 46 44 44 45 46 47 46 46 46 46 46 48 48 47 46 46 47 44 45 MIN/MAX RH 88 43 96 46 91 RH 72 80 86 89 54 45 47 62 72 83 89 96 67 50 47 62 74 86 83 93 WIND DIR NE NE N N E SE SE SE SE S S S S S S S SW W W NW WIND SPD 3 3 2 2 2 2 2 2 2 2 2 2 2 2 3 2 2 2 2 2 CLOUDS CL FW FW FW FW SC FW SC SC SC SC SC FW FW FW FW CL CL FW FW CLOUDS(%) 4 7 8 15 12 26 24 26 28 29 29 29 25 20 14 8 4 0 7 14 VSBY 10 10 8 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 POP 12HR 0 0 0 0 0 MIX HGT <1 <1 <1 <1 2 3 3 <1 <1 <1 <1 <1 2 3 2 <1 T WIND DIR NE NE N N SE E E SE SE SE S SW S S S S T WIND SPD 4 3 3 2 8 6 6 8 6 2 1 1 3 2 2 2 DISPERSION VP VP VP VP VP VP VP VP VP VP VP ADI 2 2 2 2 24 27 28 4 3 1 1 1 9 8 7 1 MAX LVORI 3 5 6 6 2 2 2 3 3 5 6 8 3 2 2 3 STABILITY G G G B B B B G G G G B B B B G CEILING None None None None None None None None None STA PRES 28.08 28.13 28.21 28.18 28.21 28.19 28.19 28.11 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 49 73 54 77 57 77 58 74 TEMP 69 63 55 51 70 65 59 56 74 68 62 58 75 69 63 59 72 63 DEWPT 49 48 47 49 55 54 54 55 59 58 57 57 62 59 59 58 60 54 RH 49 58 74 93 59 68 83 96 59 70 84 96 64 70 87 96 66 72 WIND SPD <15 <15 <15 <15 <15 <15 <15 <15 <15 AVG CLOUDS FW FW FW FW SC FW SC B1 B1 SC SC B1 B1 B1 B1 B1 B1 B1 POP 12HR 0 0 0 0 5 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