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EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES NATIONAL WEATHER SERVICE Blacksburg VA 302 PM EDT Tue May 27 2025 NCZ003-280800- RAWS 310301 36.48N 80.86W Elev. 1300 ft 302 PM EDT Tue May 27 2025 Date 05/27/25 Wed 05/28/25 Thu 05/29/25 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 52 72 57 78 58 TEMP 52 52 53 53 53 55 60 69 72 69 63 60 58 61 71 75 77 73 65 61 59 62 DEWPT 52 52 53 53 53 53 57 62 64 64 61 59 58 61 63 64 63 63 60 59 58 60 MIN/MAX RH 100 76 100 61 99 RH 100100100100100 93 90 78 76 84 93 96100100 76 69 62 71 84 93 96 93 WIND DIR E E NE NE N NE NE S S S N N N N SW SW SW N N W W W WIND SPD 4 4 3 1 0 1 2 4 4 3 0 0 0 0 1 2 3 0 0 1 1 1 CLOUDS OV OV OV OV OV OV B2 B1 B1 B1 B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 CLOUDS(%) 100100100100100100 76 67 67 62 76 85 80 72 74 70 71 70 72 79 75 73 VSBY 3 3 3 2 2 2 4 9 10 10 7 10 10 7 7 7 7 7 POP 12HR 90 50 20 50 50 RAIN L L L D L C RAIN SHWRS SC IS IS IS IS IS IS IS SC SC SC SC SC SC NM TSTMS SC IS IS Obvis PF PF PF PF PF PF PF PF MIX HGT 2 1 1 <1 <1 <1 1 2 3 <1 <1 <1 <1 1 3 4 2 <1 T WIND DIR E E E E NE E E W W S S SW NW NW W W W W T WIND SPD 12 12 4 4 3 5 3 6 9 9 3 3 4 10 14 12 8 10 DISPERSION VP VP VP VP VP VP VP VP VP VP VP VP ADI 22 11 4 4 3 7 6 19 27 4 2 2 2 13 61 65 23 5 MAX LVORI 5 7 9 9 9 6 5 3 3 5 7 10 9 5 3 1 2 3 STABILITY D D D D D D B C C F F F F A A A B F CEILING 700 600 600 2500 800 2900 24500 11800 6100 STA PRES 28.26 28.19 28.16 28.12 28.14 28.14 28.15 28.08 Date 05/30Sat 05/31/25Sun 06/01/25Mon 06/02/25Tue 06/03/25 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 76 54 76 52 78 54 81 56 82 TEMP 72 68 57 58 73 71 56 58 76 72 57 59 78 74 59 61 80 76 DEWPT 63 57 52 53 54 53 51 54 56 59 53 55 56 58 54 57 59 61 RH 73 68 83 83 51 53 83 86 50 64 86 87 47 57 83 87 49 60 WIND SPD <15 <15 <15 <15 <15 <15 <15 <15 <15 AVG CLOUDS B2 B1 SC SC SC FW FW FW SC B1 SC FW FW FW FW FW FW FW POP 12HR 80 40 30 10 30 10 20 5 10 RAIN SHWRS NM O SC IS IS SC SC IS TSTMS 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