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EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Blacksburg VA
301 PM EDT Thu Oct 22 2026

VAZ024-230800-
RAWS 441631
37.63N  79.51W Elev. 865 ft
301 PM EDT Thu Oct 22 2026

Date           10/22/26      Fri 10/23/26            Sat 10/24/26            Sun
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                 40          69          38          66          36
TEMP          68 58 52 48 45 42 57 65 67 56 50 46 43 40 54 63 64 54 42 40 38 37
DEWPT         34 33 33 33 34 38 44 44 43 41 39 36 34 33 46 41 36 40 42 40 38 37
MIN/MAX RH                   84          41          74          36         100
RH            28 39 48 56 65 86 62 46 42 57 66 68 70 76 74 44 35 59100100100100
WIND DIR       N  N  N  N  N  N NE NE NE  E  E  E  E  E  E  E  E  E  N  N  N  N
WIND SPD       4  4  4  3  3  4  6  5  5  2  2  2  1  1  1  2  3  1  0  0  0  0
CLOUDS        CL CL CL CL CL CL FW FW FW FW FW FW FW SC FW CL CL CL CL CL CL CL
CLOUDS(%)      0  0  0  0  0  0  8 20 18 16 11  8 17 39  9  0  0  1  3  5  5  5
VSBY          10 10 10 10 10 10  8 10 10 10 10 10  2  0 10 10 10 10 10 10 10   
POP 12HR                      0           0           0           0           0
MIX HGT        2 <1 <1 <1 <1 <1  3  4  3 <1 <1 <1 <1 <1  3  3  3 <1            
T WIND DIR     N NE  N NW  N  N NE NE  E  E  E NE NE  E  E  E  E  E            
T WIND SPD     9  3  4  4  4  4 10  5  5 10  9  4  3  8  6  5  5  4            
DISPERSION       VP VP VP VP             VP VP VP VP             VP VP VP VP   
ADI           22  2  2  2  2  5 33 27 24  5  4  2  2  8 25 23 22  2            
MAX LVORI      2  2  2  3  3  5  1  2  2  3  3  3  3  3  3  2  2  3            
STABILITY      B  F  F  G  G  B  B  B  B  G  G  G  G  A  A  B  B  G            
CEILING              None  None  None  None  None  None  None  None  None      
STA PRES            28.67 28.71 28.78 28.80 28.88 28.93 28.98 28.96            


Date           10/25Mon 10/26/26Tue 10/27/26Wed 10/28/26Thu 10/29/26
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      37      73      41      74      45      67      46      70
TEMP          65 55 42 38 70 59 44 42 71 61 48 46 66 58 48 46 69 60
DEWPT         45 46 42 38 43 45 44 42 49 50 48 45 50 50 48 46 52 51
RH            48 72100100 38 60100100 46 67100 96 56 75100100 55 72
WIND SPD          <15     <15     <15     <15     <15     <15     <15     <15     <15
AVG CLOUDS    CL CL CL FW FW CL FW FW FW FW SC SC B1 B1 SC B1 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