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EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES NATIONAL WEATHER SERVICE Blacksburg VA 802 PM EDT Sun May 25 2025 VAZ018-260800- RAWS 444002 37.56N 80.18W Elev. 2702 ft 802 PM EDT Sun May 25 2025 Date 05/25/25 Mon 05/26/25 Tue 05/27/25 Wed 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 54 67 51 57 51 TEMP 60 58 56 56 61 66 66 59 55 54 53 53 55 53 52 52 53 53 53 55 DEWPT 45 45 46 47 50 50 50 49 49 49 49 50 50 51 51 49 49 49 52 54 MIN/MAX RH 73 55 90 84 98 RH 58 62 69 72 67 56 56 69 80 83 86 89 83 93 96 89 86 86 96 96 WIND DIR NE NE NE E E E E E E E E E E SE E E E E E SE WIND SPD 3 3 3 5 4 4 4 3 3 3 3 3 5 9 8 6 4 3 2 2 WIND GUST 16 14 13 13 13 CLOUDS OV OV OV OV B2 B2 B1 B1 B2 B2 OV OV OV OV OV OV OV OV OV OV CLOUDS(%) 92 90 88 88 78 70 60 53 77 85100100100100100100100 98 97 96 VSBY 10 9 8 8 7 6 5 9 7 7 9 9 5 2 3 3 POP 12HR 40 20 40 80 90 RAIN C C S C C L D D D D D D L RAIN SHWRS SC MIX HGT <1 <1 <1 <1 2 2 2 <1 <1 <1 <1 <1 2 2 1 1 T WIND DIR S E NE E E E E E SE SE E SE SE SE SE SE T WIND SPD 2 5 5 9 16 12 10 5 3 4 4 19 20 19 13 11 DISPERSION VP VP VP VP VP VP VP PR VP VP VP ADI 1 4 4 9 38 35 28 4 3 4 4 24 34 33 21 10 MAX LVORI 3 3 3 3 3 1 2 3 5 5 5 4 4 4 5 5 STABILITY F E E C C C C E D D D D D D D D CEILING 2100 100 700 200 1200 200 200 200 200 STA PRES 27.93 27.92 27.98 27.98 28.01 28.00 28.02 27.98 Date 05/28Thu 05/29/25Fri 05/30/25Sat 05/31/25Sun 06/01/25 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 68 59 73 57 77 57 73 50 71 TEMP 65 66 62 64 71 68 61 61 74 70 61 60 70 65 55 55 67 65 DEWPT 60 60 57 59 61 56 52 54 55 53 50 52 53 50 48 50 52 51 RH 84 81 84 84 71 65 72 78 51 55 67 75 55 58 77 83 59 60 WIND SPD <15 <15 <15 <15 <15 <15 <15 <15 <15 AVG CLOUDS OV B2 B2 B2 B1 B1 SC B1 SC B1 SC B1 SC B1 SC SC SC SC POP 12HR 60 30 40 20 30 30 30 20 30 RAIN L RAIN SHWRS SC SC IS SC SC IS IS SC SC IS SC SC IS SC SC TSTMS 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