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EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Blacksburg VA
231 PM EDT Mon Oct 19 2026

VAZ024-200800-
RAWS 441631
37.63N  79.51W Elev. 865 ft
231 PM EDT Mon Oct 19 2026

Date           10/19/26      Tue 10/20/26            Wed 10/21/26            Thu
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          73          43          71          39
TEMP          66 56 50 46 43 41 58 69 71 59 52 49 45 43 57 68 70 59 49 45 42 40
DEWPT         29 34 34 34 33 33 38 40 44 46 47 47 44 43 49 47 47 45 44 44 42 40
MIN/MAX RH                   74          34         100          43         100
RH            25 43 54 63 67 73 47 35 38 62 83 93 96100 75 47 44 60 83 96100100
WIND DIR       N  N NW NW NW NW  N  N NE  N  N  N  N  N  N  N  N  N  N  N NW NW
WIND SPD       6  2  3  3  3  3  4  5  3  2  2  2  2  2  2  2  2  0  0  0  1  1
CLOUDS        CL CL CL CL CL CL CL CL CL CL CL CL CL CL CL CL CL CL CL CL CL FW
CLOUDS(%)      0  0  0  0  0  0  0  0  0  0  0  0  0  0  0  0  0  2  2  2  4  7
VSBY          10 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 <1 <1 <1 <1 <1  2  3  1 <1 <1 <1 <1 <1  2  3  2 <1            
T WIND DIR    NE  N  N  N NW  N NE  N  N  N  N  N  N  N  N  N  N  N            
T WIND SPD    10  4  5  5  5  5 17 11 11  4  5  5  4  4  6  9  9  3            
DISPERSION       VP VP VP VP             VP VP VP VP             VP VP VP VP   
ADI           28  2  3  3  3  6 40 43 22  2  3  3  2  5 17 34 25  2            
MAX LVORI      2  2  3  3  3  3  1  1  2  3  5  6  9  9  3  1  2  3            
STABILITY      B  G  G  G  G  B  B  B  B  G  G  G  G  B  B  B  B  G            
CEILING        None  None  None  None  None  None  None  None  None  None      
STA PRES      28.76 28.75 28.72 28.72 28.68 28.70 28.68 28.66 28.56            


Date           10/22Fri 10/23/26Sat 10/24/26Sun 10/25/26Mon 10/26/26
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       73      44      67      39      63      39      67      42      74
TEMP          70 60 49 45 63 53 43 40 60 53 44 40 64 57 47 43 71 63
DEWPT         42 44 45 45 48 45 43 40 46 45 44 40 48 46 45 43 48 49
RH            36 55 86100 58 74100100 60 74100100 56 67 93100 44 60
WIND SPD          <15     <15     <15     <15     <15     <15     <15     <15     <15
AVG CLOUDS    CL CL CL CL CL CL CL CL FW CL CL FW FW FW FW FW FW FW
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