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EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES NATIONAL WEATHER SERVICE Blacksburg VA 231 PM EST Wed Jan 29 2025 NCZ006-300900- RAWS 310801 36.37N 79.29W Elev. 580 ft 231 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 31 59 45 64 41 TEMP 63 54 44 38 33 34 46 56 59 51 48 47 46 46 54 62 63 58 54 49 45 42 DEWPT 27 24 23 24 23 24 27 27 27 29 34 34 39 43 51 54 55 55 51 45 43 41 MIN/MAX RH 76 29 91 69 94 RH 25 31 43 57 66 66 47 32 29 42 58 60 76 89 90 75 75 90 90 86 93 96 WIND DIR W W NW NW W SW SW S S S S S S S S SW SW SW W W W NW WIND SPD 9 5 3 2 1 1 2 3 4 3 3 3 4 5 10 13 11 6 5 4 4 4 WIND GUST 26 21 26 21 CLOUDS SC FW FW FW SC SC FW FW SC B2 B2 OV OV OV OV OV OV OV B1 FW FW FW CLOUDS(%) 26 23 21 21 34 40 12 16 45 78 85 92 97 96 94 92 89 93 56 15 7 11 VSBY 10 10 10 10 10 10 10 10 10 7 6 7 7 7 6 6 6 6 7 10 10 POP 12HR 0 10 40 80 60 RAIN S C C C C RAIN SHWRS NM NM O NM IS LAL HAINES MIX HGT 4 <1 <1 <1 <1 <1 1 3 3 <1 <1 <1 <1 <1 2 3 1 <1 T WIND DIR W W NW NW W W W SW S S S S S S S SW SW SW T WIND SPD 25 9 8 4 2 2 4 5 12 5 6 10 10 10 19 19 18 19 DISPERSION PR VP VP VP VP VP VP VP PR PR VP VP ADI 98 4 4 2 1 2 8 21 42 3 3 5 7 11 34 44 28 13 MAX LVORI 1 2 2 3 3 3 2 2 1 2 3 3 3 5 4 3 3 5 STABILITY C F G G G A B B B F F F E D D D D E CEILING None None None None 8700 1600 500 400 None STA PRES 29.43 29.55 29.66 29.59 29.55 29.40 29.29 29.19 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 59 31 54 39 68 41 63 36 59 TEMP 57 48 37 34 48 47 42 40 64 56 47 43 61 52 42 38 55 52 DEWPT 40 36 31 28 35 39 40 39 46 46 43 39 41 40 34 33 39 41 RH 53 63 79 78 60 74 93 96 52 69 86 86 48 63 73 82 55 66 WIND SPD <15 <15 <15 <15 <15 <15 <15 <15 <15 AVG CLOUDS FW FW FW SC B1 B1 SC SC SC FW FW SC SC SC SC SC B1 B1 POP 12HR 0 5 5 0 0 0 5 5 10 $$ 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