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EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Blacksburg VA
256 PM EDT Sun Aug 30 2026

NCZ005-310800-
RAWS 310540
36.38N  79.70W Elev. 858 ft
256 PM EDT Sun Aug 30 2026

Date           08/30/26      Mon 08/31/26            Tue 09/01/26            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                 69          93          72          94          74
TEMP          87 80 73 71 69 71 86 92 91 83 77 74 73 73 88 94 93 85 79 77 75 76
DEWPT         68 68 68 68 68 69 69 67 66 68 68 68 68 69 69 67 67 69 68 68 68 69
MIN/MAX RH                   95          43          87          40          82
RH            53 67 84 90 97 93 57 44 44 61 74 82 84 87 54 41 43 59 69 74 79 79
WIND DIR       S  S  S SW SW  W  W NW SW  S  S SW SW  W  W  W  W SW SW SW SW  W
WIND SPD       3  2  2  2  3  2  2  2  2  2  2  2  2  2  2  2  3  3  3  3  3  3
CLOUDS        FW FW FW SC FW CL FW SC SC SC FW FW FW FW FW FW FW FW FW FW CL CL
CLOUDS(%)     17  8 12 31  6  3  6 38 38 28 12  6 14  6  6 18 16 17 12  8  3  2
VSBY          10 10 10  9  9 10 10 10 10 10 10 10 10 10 10 10 10 10            
POP 12HR                      0           5           0           0           0
MIX HGT        5 <1 <1 <1 <1 <1  4  7  6 <1 <1 <1 <1 <1  4  7  6 <1            
T WIND DIR    SW  S SW SW SW SW NW NW NW  W SW  W  W  W NW  W  W  W            
T WIND SPD     3  2  2  2  2  3  9  4  4  1  2  2  2  2  9  8 10  4            
DISPERSION       VP VP VP VP             VP VP VP VP             VP VP VP VP   
ADI           23  1  1  1  1  3 42 40 35  1  1  1  1  2 49 67 79  2            
MAX LVORI      2  3  5  7  8  6  1  1  1  3  3  5  5  5  1  1  1  3            
STABILITY      A  G  G  G  G  A  A  A  A  G  G  G  G  A  A  A  A  G            
CEILING        None  None  None  None  None  None  None  None  None  None      
STA PRES      29.38 29.39 29.38 29.40 29.33 29.32 29.33 29.33 29.27            


Date           09/02Thu 09/03/26Fri 09/04/26Sat 09/05/26Sun 09/06/26
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       97      76      98      73      95      69      90      65      85
TEMP          96 88 78 77 97 88 76 74 93 85 72 71 88 80 69 66 83 78
DEWPT         67 67 68 69 68 69 70 70 68 70 69 69 67 67 66 66 66 64
RH            39 50 71 76 39 54 82 87 44 61 90 93 50 65 90100 57 62
WIND SPD          <15     <15     <15     <15     <15     <15     <15     <15     <15
AVG CLOUDS    CL FW SC SC FW SC SC SC SC B1 B1 SC FW B1 B1 B1 SC B1
POP 12HR            0       5      10      20      40      30      30      40      30
RAIN SHWRS                      IS       SC SC       SC SC IS    SC
TSTMS                           IS       SC IS       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