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EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES NATIONAL WEATHER SERVICE Blacksburg VA 301 PM EST Wed Jan 29 2025 WVZ043-300900- RAWS 465401 37.53N 81.00W Elev. 2725 ft 301 PM EST Wed Jan 29 2025 Date 01/29/25 Thu 01/30/25 Fri 01/31/25 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 EST 3hrly 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 MIN/MAX TEMP 28 52 41 52 36 TEMP 49 40 34 31 28 29 35 48 52 45 42 42 42 43 46 49 51 47 46 44 41 37 DEWPT 22 22 24 24 23 23 25 25 26 31 39 38 40 42 45 48 46 44 42 41 39 37 MIN/MAX RH 83 36 98 83 98 RH 34 48 66 75 81 78 66 40 36 58 89 86 93 96 96 96 83 89 86 89 92100 WIND DIR W W W W W SW SW S S S S S S S S SW SW W W W NW NW WIND SPD 14 12 10 8 4 2 3 4 4 4 5 5 5 5 5 8 10 10 9 9 6 5 WIND GUST 34 26 21 16 16 20 23 25 24 21 19 CLOUDS CL FW FW FW FW SC SC SC B2 OV OV OV OV OV OV OV B2 B1 B1 B2 B2 B2 CLOUDS(%) 3 7 6 7 7 35 42 49 77 96 97 93 93 90 94 93 76 64 62 73 87 71 VSBY 10 10 10 10 10 10 10 10 10 6 6 6 6 6 6 6 6 6 7 10 10 POP 12HR 0 20 90 90 50 RAIN C D D D D RAIN SHWRS O O NM SC IS LAL HAINES MIX HGT 3 <1 <1 <1 <1 <1 1 2 2 <1 <1 <1 <1 <1 <1 1 2 <1 T WIND DIR W W NW NW NW W SW S S S SE S SE SE SE SW W W T WIND SPD 33 14 13 11 11 4 4 8 9 11 5 8 6 4 5 19 31 12 DISPERSION FR FR PR VP VP PR PR PR FR PR PR PR ADI 86 13 9 8 5 5 7 19 19 8 4 5 5 4 6 30 64 11 MAX LVORI 1 2 3 4 4 4 3 2 2 3 6 5 6 8 8 4 4 5 STABILITY D D E E F B B B C E E E E C D D D D CEILING None None None 8400 200 6100 4600 600 600 STA PRES 27.67 27.73 27.81 27.73 27.67 27.53 27.44 27.40 Date 02/01Sun 02/02/25Mon 02/03/25Tue 02/04/25Wed 02/05/25 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 EST 6hrly 13 19 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 MAX/MIN TEMP 45 32 49 38 57 35 50 34 48 TEMP 42 39 35 33 45 43 39 40 55 49 42 36 48 41 36 35 46 44 DEWPT 30 31 30 30 33 37 36 38 41 42 39 34 35 33 31 33 38 38 RH 62 73 82 89 62 79 89 92 59 77 89 92 60 73 82 92 73 79 WIND SPD <15 <15 <15 <15 <15 <15 <15 <15 <15 AVG CLOUDS B1 FW SC SC B1 SC SC SC SC SC B1 SC SC FW SC SC B1 B1 POP 12HR 0 5 5 0 5 10 5 10 30 RAIN SHWRS 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 LAL(CATEGORY).......................Lightning Activity Level HAINES(CATEGORY)....................Haines Index 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