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EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Blacksburg VA
801 AM EDT Sat Aug 22 2026

NCZ003-222000-
RAWS 310301
36.48N  80.86W Elev. 1300 ft
801 AM EDT Sat Aug 22 2026

Date             Sat 08/22/26            Sun 08/23/26            Mon 08/24/26
UTC 3hrly     09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00
EDT 3hrly     05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20

MAX/MIN TEMP                 82          64          82          58          83
TEMP                75 81 80 74 69 66 65 65 74 80 80 72 65 60 58 60 74 81 82 74
DEWPT               70 69 70 69 66 64 61 63 62 59 59 58 57 56 54 56 58 57 57 57
MAX/MIN RH                   67          93          47          87          42
RH                  84 67 72 84 90 93 87 93 66 49 49 61 75 87 86 87 57 44 43 55
WIND DIR             N SW  S SW  W NW NW  W NW NW NW NW NW NW NW NW NW  W  W NW
WIND SPD             0  2  3  1  1  2  3  4  6  6  6  3  2  1  2  2  2  4  5  2
WIND GUST                                14                                    
CLOUDS              SC SC B2 B1 SC FW FW FW CL CL FW FW FW FW CL CL FW FW FW SC
CLOUDS(%)           38 43 71 60 33 19  8  6  2  1 15 13 12  8  4  2  6 15 22 27
VSBY                10 10 10 10  9  8  8 10 10 10 10 10 10 10 10 10 10 10 10   
POP 12HR                     30          20           0           0           0
RAIN SHWRS             IS SC IS                                                
TSTMS                  IS SC IS                                                
MIX HGT              2  5  3 <1 <1 <1 <1 <1  3  6  7 <1 <1 <1 <1 <1  5  6  6 <1
T WIND DIR           N  N  W  S  W NW NW NW NW NW NW NW NW NW NW NW NW  W  W  N
T WIND SPD           4  6  1  2  1  3  6  9 19 14 11  9  4  4  4  4 11  6  6  8
DISPERSION                   VP VP VP VP             VP VP VP VP             VP
ADI                 14 40  4  1  1  2  3  9 83102 83  4  2  2  2  4 66 53 53  4
MAX LVORI            4  1  3  5  8  7  6  5  1  1  1  3  4  5  6  5  1  1  1  3
STABILITY            A  A  B  F  G  G  G  A  B  B  B  G  G  G  G  A  A  A  A  G
CEILING              None  3300  None  None  None  None  None  None  None  None
STA PRES            28.10 28.05 28.05 28.04 28.10 28.08 28.13 28.13 28.16 28.14


Date          Tue 08/25/26Wed 08/26/26Thu 08/27/26Fri 08/28/26
UTC 6hrly     06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
EDT 6hrly     02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20

MIN/MAX TEMP       58      83      63      85      66      83      65      86
TEMP          60 61 80 76 65 65 82 77 68 68 80 75 67 67 83 78
DEWPT         54 54 59 62 60 60 67 68 66 67 71 71 67 67 69 70
RH            81 78 49 62 84 84 61 74 93 97 74 87100100 63 76
WIND SPD          <15     <15     <15     <15     <15     <15     <15     <15
AVG CLOUDS    SC SC SC SC SC SC SC B1 B1 B1 B1 B2 B1 SC SC B1
POP 12HR            0       5       0      40      30      70      30      30
RAIN SHWRS                         SC SC IS SC NM SC       SC
TSTMS                              SC 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