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EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES NATIONAL WEATHER SERVICE Blacksburg VA 301 PM EST Wed Jan 29 2025 VAZ012-300900- RAWS 447502 37.01N 81.18W Elev. 2540 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 57 41 55 39 TEMP 48 40 37 33 28 30 42 54 57 44 42 43 44 45 51 54 53 47 46 44 42 40 DEWPT 21 20 22 22 23 23 26 26 28 31 36 35 39 41 47 50 45 43 41 39 39 37 MIN/MAX RH 83 32 87 76 91 RH 34 44 54 63 81 75 53 34 33 60 79 73 82 86 86 86 74 86 83 82 89 89 WIND DIR W W NW NW W W SW S S S S S S S S SW W W W W NW NW WIND SPD 23 19 14 10 5 2 2 4 4 3 3 4 4 4 4 4 5 6 6 6 5 3 WIND GUST 35 31 26 17 CLOUDS CL FW FW CL FW SC SC SC B2 OV OV OV OV OV OV OV B2 B1 SC B1 B2 B2 CLOUDS(%) 1 6 11 5 17 44 35 47 80 98 98 92 93 93 91 95 78 63 49 61 82 77 VSBY 10 10 10 10 10 10 10 10 10 7 6 6 6 6 6 6 6 7 10 10 10 POP 12HR 0 20 80 90 30 RAIN C L L D D RAIN SHWRS O O O SC LAL HAINES MIX HGT 3 <1 <1 <1 <1 <1 <1 2 2 <1 <1 <1 <1 <1 <1 2 2 <1 T WIND DIR W W NW NW W W SW S S S S S S S S SW W W T WIND SPD 36 14 14 12 6 4 6 6 11 6 10 12 10 8 14 18 32 18 DISPERSION GD GD FR PR VP VP VP VP PR PR PR PR ADI 87 13 13 8 3 5 9 16 19 3 5 8 7 9 16 35 64 12 MAX LVORI 1 2 2 3 4 4 2 2 2 3 4 3 4 5 4 4 3 4 STABILITY D D D E F B B B D F F E E D D D D E CEILING None None None 7100 2400 6100 600 600 None STA PRES 27.23 27.31 27.38 27.33 27.28 27.13 27.04 27.01 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 50 31 52 38 59 38 54 35 54 TEMP 48 40 36 34 49 42 39 40 57 48 43 39 53 43 38 37 53 46 DEWPT 32 31 31 29 35 36 35 37 41 41 39 36 37 35 33 33 40 40 RH 54 70 82 82 58 79 85 89 55 77 86 89 54 73 82 85 61 79 WIND SPD <15 <15 <15 <15 <15 <15 <15 <15 <15 AVG CLOUDS B1 FW SC B1 SC SC SC SC SC SC SC SC SC SC SC SC B1 B1 POP 12HR 0 5 5 0 5 5 10 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