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EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES NATIONAL WEATHER SERVICE Blacksburg VA 802 PM EDT Wed May 28 2025 NCZ001-290800- RAWS 310141 36.40N 81.29W Elev. 3009 ft 802 PM EDT Wed May 28 2025 Date 05/28/25 Thu 05/29/25 Fri 05/30/25 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 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 56 73 56 68 50 TEMP 61 59 57 60 67 72 72 67 62 58 56 59 67 66 65 58 54 52 50 53 DEWPT 59 58 56 58 60 59 58 58 57 57 56 57 59 60 56 52 48 47 48 49 MIN/MAX RH 99 61 98 74 90 RH 93 96 96 93 78 64 61 73 84 96100 93 75 81 73 80 80 83 93 86 WIND DIR S S S SW W W W W NW W W SW SW W W NW NW NW NW W WIND SPD 3 3 2 3 5 6 5 4 3 3 2 3 5 10 11 11 12 12 13 14 WIND GUST 21 24 24 25 27 CLOUDS B2 B2 OV B2 B2 B1 B1 B1 SC B1 B2 B1 B2 B2 B1 SC SC SC SC SC CLOUDS(%) 79 84 88 81 79 65 67 66 44 55 75 61 72 72 56 46 46 46 43 40 VSBY 7 7 7 7 7 7 7 7 7 7 7 3 3 3 3 7 POP 12HR 20 30 30 90 30 RAIN SHWRS IS IS IS SC SC IS SC SC O O O O SC SC IS IS SC TSTMS IS IS IS IS IS IS IS IS MIX HGT <1 <1 <1 <1 3 4 3 <1 <1 <1 <1 <1 3 2 3 2 T WIND DIR SW SW SW SW W W W W W NW NW W SW S SW SW T WIND SPD 3 3 2 1 3 12 14 11 6 3 5 5 11 16 18 13 DISPERSION VP VP VP VP VP VP VP FR FR FR FR ADI 2 2 1 1 10 45 49 5 3 2 3 6 33 39 40 15 MAX LVORI 7 8 10 7 4 1 1 3 6 8 9 6 3 3 3 4 STABILITY F F F B C C C F G F F B C C D D CEILING 400 400 400 2700 None 1300 4600 None None STA PRES 27.28 27.28 27.28 27.22 27.20 27.15 27.08 26.94 Date 05/31Sun 06/01/25Mon 06/02/25Tue 06/03/25Wed 06/04/25 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 66 48 69 50 73 53 76 55 77 TEMP 65 62 50 52 68 64 52 55 71 68 55 58 74 70 58 60 76 70 DEWPT 49 47 46 47 47 51 48 50 50 54 51 54 54 56 53 56 55 59 RH 56 58 86 83 47 63 86 83 47 61 86 86 50 61 83 87 48 68 WIND SPD 15> <15 <15 <15 <15 <15 <15 <15 <15 AVG CLOUDS SC FW FW SC SC SC SC FW FW FW FW FW FW FW FW SC SC SC POP 12HR 30 10 30 10 10 5 5 5 10 RAIN SHWRS SC SC 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