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EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Blacksburg VA
531 PM EDT Tue Oct 20 2026

VAZ012-210800-
RAWS 447502
37.01N  81.18W Elev. 2540 ft
531 PM EDT Tue Oct 20 2026

Date           10/20/26      Wed 10/21/26            Thu 10/22/26            Fri
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                 38          72          37          70          38
TEMP             52 46 44 41 40 56 65 68 55 49 46 42 41 58 65 68 57 49 47 44 42
DEWPT            38 39 38 37 37 43 39 40 40 40 39 37 36 38 38 38 39 39 38 36 37
MIN/MAX RH                   92          32          85          33          81
RH               59 76 79 85 89 62 38 36 57 71 76 82 82 47 37 33 51 68 71 73 82
WIND DIR          N  N  N  N  N  N  N  N  N NW NW NW NW NW  N NW NW NW NW  N  N
WIND SPD          1  1  0  0  0  0  1  2  2  1  1  2  2  2  2  2  2  1  1  1  1
CLOUDS           CL CL CL CL CL CL CL CL CL CL FW FW FW CL CL CL CL FW FW FW FW
CLOUDS(%)         0  0  0  0  0  0  0  0  1  3 20 11 11  1  2  1  2 11  6 12  9
VSBY             10 10 10 10 10 10 10 10 10 10  3  0  0 10 10 10 10  0  0  0   
POP 12HR                      0           0           0           0           0
MIX HGT          <1 <1 <1 <1 <1  1  3  3 <1 <1 <1 <1 <1  2  3  3 <1            
T WIND DIR       NW NW NW NW NW NW NW NW NW NW NW NW NW NW  N  N NW            
T WIND SPD        1  1  1  1  1  1  1  2  2  3  4  5  5  5  9 12  8            
DISPERSION       VP VP VP VP             VP VP VP VP             VP VP VP VP   
ADI               1  0  0  0  1  2  7  8  1  2  2  3  6 12 34 42  4            
MAX LVORI         3  4  6  6  8  3  2  2  3  3  4  5  4  2  1  1  2            
STABILITY         G  G  G  G  A  A  A  B  G  G  G  G  B  B  B  B  G            
CEILING              None  None  None  None  None  None  None  None  None      
STA PRES            27.46 27.43 27.41 27.36 27.36 27.34 27.38 27.37            


Date           10/23Sat 10/24/26Sun 10/25/26Mon 10/26/26Tue 10/27/26
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       67      35      61      34      66      36      70      42      67
TEMP          63 50 41 36 58 49 39 35 61 52 42 37 66 55 46 43 64 51
DEWPT         40 49 41 36 41 44 39 35 42 47 41 37 43 49 45 43 49 49
RH            43 96100100 53 83100100 49 83 96100 43 80 96100 58 93
WIND SPD          <15     <15     <15     <15     <15     <15     <15     <15     <15
AVG CLOUDS    FW CL CL CL CL CL CL CL FW FW FW FW SC FW SC SC SC SC
POP 12HR            0       0       0       0       0       0       0       0       0

$$


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