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EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Blacksburg VA
501 AM EDT Mon Aug 31 2026

VAZ012-312000-
RAWS 447502
37.01N  81.18W Elev. 2540 ft
501 AM EDT Mon Aug 31 2026

Date             Mon 08/31/26            Tue 09/01/26            Wed 09/02/26
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                 88          65          91          66          92
TEMP             65 80 85 86 75 70 67 66 67 81 87 89 76 71 68 66 67 83 89 91 80
DEWPT            62 65 64 65 64 64 63 62 63 66 65 65 65 64 63 62 63 67 66 65 66
MAX/MIN RH                   45          89          43          87          42
RH               90 60 50 50 69 81 87 87 87 60 48 45 69 79 84 87 87 59 47 42 62
WIND DIR          W NW NW NW  N  N  N  W  W NW NW  W  N  N  W  W  W NW  W  W  N
WIND SPD          1  1  1  1  0  0  0  1  1  1  1  1  0  0  1  1  1  1  1  1  0
CLOUDS           FW FW SC SC FW SC FW CL FW FW SC FW CL FW FW CL FW FW FW FW FW
CLOUDS(%)        14 14 37 35 18 29 11  4 17 25 34 17  3 18  9  4  6  6 23 20 19
VSBY              9 10 10 10 10 10  7  7 10 10 10 10 10                        
POP 12HR                      5           5           0           0           5
MIX HGT          <1  4  6  4 <1 <1 <1 <1 <1  4  6  5 <1 <1 <1 <1 <1  5  7  5 <1
T WIND DIR        W NW NW NW  N  W  W  W  W NW NW NW NW  W  W  W  W  N NW SW  W
T WIND SPD        3  6  8  5  3  2  2  3  3 12  9  8  3  3  3  3  2  5  2  3  2
DISPERSION                   VP VP VP VP             VP VP VP VP             VP
ADI               3 38 57 33  2  1  1  2  3 65 63 48  2  2  2  2  2 37 19 23  1
MAX LVORI         6  1  1  1  3  5  5  6  6  1  1  1  3  5  5  6  6  1  2  2  3
STABILITY         A  A  A  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            27.43 27.39 27.38 27.38 27.40 27.35 27.37 27.37 27.40 27.33


Date          Thu 09/03/26Fri 09/04/26Sat 09/05/26Sun 09/06/26
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       68      92      67      90      63      86      58      81
TEMP          69 70 92 80 69 68 84 76 66 64 81 72 62 60 77 69
DEWPT         64 64 66 67 65 65 67 66 63 63 63 61 58 58 61 59
RH            84 81 43 65 87 90 57 71 90 97 54 68 87 93 58 70
WIND SPD          <15     <15     <15     <15     <15     <15     <15     <15
AVG CLOUDS    FW FW FW SC FW FW B1 B1 SC SC SC SC FW SC SC SC
POP 12HR            0      20      10      40      10      20      10      20
RAIN SHWRS             IS       SC SC       IS IS       IS IS
TSTMS                  IS       IS SC          IS          IS

$$


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