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EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Blacksburg VA
1001 AM EDT Wed Oct 21 2026

VAZ046-212000-
RAWS 441101
37.39N  78.80W Elev. 804 ft
1001 AM EDT Wed Oct 21 2026

Date             Wed 10/21/26            Thu 10/22/26            Fri 10/23/26
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                 68          44          68          43          62
TEMP                60 66 66 56 51 46 45 44 60 67 67 52 48 46 44 44 55 61 60 49
DEWPT               38 36 36 37 37 36 34 34 34 29 31 38 38 40 41 43 44 42 39 42
MAX/MIN RH                   31          68          23          96          44
RH                  44 33 33 49 59 68 65 68 37 24 26 59 68 79 89 96 66 49 46 77
WIND DIR             N  N  N NE  N NW NW NW  N  N  N  N  N  N  N NE NE NE NE NE
WIND SPD             8  6  5  2  2  2  3  3  4  6  4  3  4  4  5  8 11  9  8  4
CLOUDS              CL CL CL CL CL CL CL CL CL CL CL CL CL CL CL FW FW FW CL CL
CLOUDS(%)            0  0  0  1  3  2  2  1  1  1  3  1  1  1  1 16  9  6  3  0
VSBY                10 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              2  3  3 <1 <1 <1 <1 <1  2  4  2 <1 <1 <1 <1 <1  3  4  4 <1
T WIND DIR           N  N  N  N NW NW NW NW  N  N  N  N  N  N  N  N NE NE NE NE
T WIND SPD          16 13 12  3  3  3  3  3 20 14 13  4  5  6 11 13 18 12 12  8
DISPERSION                   VP VP VP VP             VP VP VP PR             VP
ADI                 45 55 45  2  2  2  2  4 55 68 38  2  3  3  5 14 61 47 56  4
MAX LVORI            1  1  1  4  6  7  8  9  1  1  1  3  3  4  5  5  1  1  1  4
STABILITY            B  B  B  G  G  G  G  B  B  B  B  G  F  F  F  B  C  C  B  F
CEILING                    None  None  None  None  None  None  None  None  None
STA PRES                  29.41 29.40 29.37 29.40 29.38 29.47 29.55 29.63 29.63


Date          Sat 10/24/26Sun 10/25/26Mon 10/26/26Tue 10/27/26
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       37      60      39      64      41      69      45      69
TEMP          40 38 59 50 41 40 62 54 44 42 67 58 48 46 67 59
DEWPT         39 37 39 42 41 40 43 46 44 42 45 48 46 45 48 49
RH            96 96 47 74100100 50 74100100 45 69 93 96 50 69
WIND SPD          <15     <15     <15     <15     <15     <15     <15     <15
AVG CLOUDS    CL CL CL FW FW FW FW FW FW FW CL FW FW SC SC SC
POP 12HR            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