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EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Blacksburg VA
1101 PM EDT Sun Aug 16 2026

VAZ012-170800-
RAWS 447502
37.01N  81.18W Elev. 2540 ft
1101 PM EDT Sun Aug 16 2026

Date           08/16/26      Mon 08/17/26            Tue 08/18/26            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                 66          84          65          82          60
TEMP                   71 68 68 76 81 81 73 69 68 66 66 74 79 81 72 65 62 60 63
DEWPT                  66 65 67 70 69 69 68 67 66 65 66 67 65 65 63 62 60 58 61
MIN/MAX RH                   98          63         100          57         100
RH                     84 90 97 82 67 67 84 93 93 97100 79 62 58 73 90 93 93 93
WIND DIR                W  W  W NW  W  W  W  W  W  W  W NW NW NW NW  N  N  N  N
WIND SPD                4  3  3  3  3  3  2  2  2  1  1  2  2  2  1  0  0  0  0
CLOUDS                 SC B1 SC B1 B1 B1 B2 OV B1 B1 B1 SC SC FW FW FW FW FW FW
CLOUDS(%)              46 64 46 51 63 67 85 90 56 55 54 44 34 22  7 16  8 12 23
VSBY                    9  8  8 10 10 10  6  8  8  4 10 10 10 10 10 10 10 10   
POP 12HR                     40          50          50           5           0
RAIN SHWRS             IS          IS SC SC SC                                 
TSTMS                              IS SC IS                                    
MIX HGT                <1 <1 <1  3  4  4 <1 <1 <1 <1 <1  3  4  5 <1            
T WIND DIR             SW  W  W NW NW NW NW NW  W NW NW NW NW NW NW            
T WIND SPD              4  5 11 16 16 13  6  6  4  6  9 11  8 10 11            
DISPERSION             VP VP             VP VP VP VP             VP VP VP VP   
ADI                     3  3 14 57 78 62  3  3  2  3 12 46 46 64  5            
MAX LVORI               5  6  5  3  1  1  5  6  6  8  5  3  1  1  3            
STABILITY               E  F  A  A  B  B  F  F  F  F  B  A  A  A  G            
CEILING                    None  None  4000     0  None  None  None  None      
STA PRES                  27.26 27.28 27.25 27.27 27.26 27.28 27.25            


Date           08/19Thu 08/20/26Fri 08/21/26Sat 08/22/26Sun 08/23/26
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       87      63      85      61      80      59      79      58      80
TEMP          83 77 67 66 80 74 65 62 76 71 62 62 74 70 61 61 76 71
DEWPT         62 63 60 62 66 66 63 62 65 64 61 62 64 63 60 60 62 60
RH            49 62 78 87 62 76 93100 69 79 97100 71 78 97 97 62 68
WIND SPD          <15     <15     <15     <15     <15     <15     <15     <15     <15
AVG CLOUDS    FW FW FW SC SC B1 B1 B1 B2 B2 B1 B1 B2 B1 SC SC B1 SC
POP 12HR            0       5      40      30      60      50      40      10      20
RAIN SHWRS                IS SC SC SC SC NM SC SC SC SC       IS IS
TSTMS                        SC IS    IS SC          SC          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