Print This Forecast (Printer-Friendly)
EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES NATIONAL WEATHER SERVICE Blacksburg VA 231 AM EDT Wed Jul 9 2025 WVZ043-100800- RAWS 465401 37.53N 81.00W Elev. 2725 ft 231 AM EDT Wed Jul 9 2025 Date 07/08/25 Wed 07/09/25 Thu 07/10/25 Fri 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 66 83 66 80 65 TEMP 67 69 78 81 79 73 68 68 67 68 75 77 78 73 68 66 65 67 DEWPT 66 68 70 69 70 68 68 68 66 68 70 69 68 68 68 66 65 67 MIN/MAX RH 100 67 100 72 100 RH 97 97 76 67 74 84100100 97100 84 76 71 84100100100100 WIND DIR SW SW W W SW S S S W SW W W SW SE SW SW W W WIND SPD 2 2 3 5 4 2 2 2 2 2 3 5 4 2 2 2 2 2 CLOUDS SC SC B1 B1 B2 B2 B2 B1 B1 B2 B2 B2 B2 B1 B1 SC SC B1 CLOUDS(%) 49 49 57 65 81 77 84 65 62 75 75 77 86 61 63 33 42 52 VSBY 3 6 7 6 3 3 1 1 0 2 6 6 6 7 7 7 10 POP 12HR 40 80 70 70 30 RAIN SHWRS SC SC NM NM SC IS IS SC SC NM NM SC IS IS IS TSTMS SC SC NM SC IS SC NM NM SC IS Obvis PF PF PF PF PF MIX HGT <1 <1 4 3 2 <1 <1 <1 <1 <1 2 3 3 <1 <1 <1 <1 <1 T WIND DIR W SE S SW NW E SE SE SE S W W SW S SE E SE SW T WIND SPD 1 1 2 6 9 3 2 2 2 2 2 1 2 4 2 1 2 1 DISPERSION VP VP VP VP VP VP VP VP VP ADI 1 1 11 22 22 2 1 1 1 2 6 4 7 2 1 1 1 1 MAX LVORI 10 8 4 3 3 5 10 10 10 9 4 4 3 5 10 10 10 10 STABILITY F A B C C F F F F B B C C F F G F B CEILING None None 2600 2100 1200 200 1100 None None STA PRES 27.73 27.74 27.70 27.68 27.67 27.67 27.65 27.65 27.65 Date 07/11Sat 07/12/25Sun 07/13/25Mon 07/14/25Tue 07/15/25 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 81 65 83 67 82 66 83 65 84 TEMP 79 76 67 69 81 76 68 69 80 75 68 68 81 76 68 68 82 77 DEWPT 67 68 66 67 67 68 68 68 69 68 67 68 67 67 66 67 67 67 RH 67 76 97 93 63 76100 97 69 79 97100 63 74 93 97 61 71 WIND SPD <15 <15 <15 <15 <15 <15 <15 <15 <15 AVG CLOUDS B1 B1 FW SC SC B1 B1 SC B1 B1 B1 B1 SC B1 B1 FW SC B1 POP 12HR 50 10 30 30 50 30 30 30 30 RAIN SHWRS SC SC SC SC IS IS SC SC IS SC SC IS SC TSTMS SC SC SC SC IS IS SC SC IS SC 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