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EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Blacksburg VA
801 PM EDT Sun Aug 23 2026

VAZ012-240800-
RAWS 447502
37.01N  81.18W Elev. 2540 ft
801 PM EDT Sun Aug 23 2026

Date           08/23/26      Mon 08/24/26            Tue 08/25/26            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                 52          78          50          82          56
TEMP                58 55 53 55 68 73 74 65 56 52 50 52 69 77 80 70 59 56 56 58
DEWPT               51 49 49 51 55 53 52 51 50 49 47 48 52 51 50 53 52 51 51 53
MIN/MAX RH                   85          43          88          35          86
RH                  77 80 86 86 63 49 46 60 80 89 89 86 55 40 35 55 78 83 83 83
WIND DIR            NW  W  W  W  W  W NW NW  N  N  N  N  N  W NW  N  N  N  N  N
WIND SPD             1  1  2  2  2  3  2  1  0  0  0  0  0  1  1  1  0  0  0  0
CLOUDS              FW SC FW SC SC SC SC FW SC SC SC SC FW FW FW FW SC FW FW SC
CLOUDS(%)           22 27 19 28 36 29 40 22 28 35 32 40 14 16 13  9 27 16 23 35
VSBY                10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10   
POP 12HR                      0           0           0           0           0
MIX HGT             <1 <1 <1 <1  4  5  5 <1 <1 <1 <1 <1  3  5  6 <1            
T WIND DIR          SW SW  W  W  W NW NW NW  N NW NW  W NW NW  W  N            
T WIND SPD           3  3  3  4 14 11  9  4  2  2  2  1  5  3  3  0            
DISPERSION          VP VP VP             VP VP VP VP             VP VP VP VP   
ADI                  2  2  2  4 73 71 57  2  1  1  1  1 23 22 23  0            
MAX LVORI            4  4  5  5  1  1  1  3  5  6  6  5  2  2  2  2            
STABILITY            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      
STA PRES            27.27 27.27 27.31 27.30 27.33 27.35 27.35 27.31            


Date           08/26Thu 08/27/26Fri 08/28/26Sat 08/29/26Sun 08/30/26
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       86      60      84      60      84      58      85      60      85
TEMP          83 74 62 62 77 72 63 62 79 72 61 61 80 73 63 63 81 74
DEWPT         58 60 60 61 65 65 62 62 64 63 60 60 62 61 60 61 63 63
RH            43 62 93 97 67 79 97100 60 73 97 97 54 66 90 93 54 69
WIND SPD          <15     <15     <15     <15     <15     <15     <15     <15     <15
AVG CLOUDS    SC SC SC SC B1 B2 SC SC B1 SC FW SC FW SC SC SC B1 B1
POP 12HR           10      20      60      20      20       5      20       5      20
RAIN SHWRS             IS SC NM IS       IS          IS          IS
TSTMS                     IS SC IS       IS          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