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EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Blacksburg VA
831 PM EDT Wed Sep 23 2026

WVZ043-240800-
RAWS 465401
37.53N  81.00W Elev. 2725 ft
831 PM EDT Wed Sep 23 2026

Date           09/23/26      Thu 09/24/26            Fri 09/25/26            Sat
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                 50          60          43          66          43
TEMP                55 54 52 51 52 57 60 55 50 47 44 43 57 64 65 55 49 46 44 44
DEWPT               52 50 49 48 52 54 53 51 49 46 44 43 46 44 47 46 45 43 42 42
MIN/MAX RH                  100          78          99          48          95
RH                  90 86 89 89100 90 78 86 96 96100100 67 48 52 72 86 89 93 93
WIND DIR             E  E  E  E  E  E NE  E NE NE NE NW  N  N  N NW  N NW NW NW
WIND SPD             6  6  6  5  5  4  4  2  2  1  1  1  3  5  8  5  3  1  1  1
WIND GUST           20 18 18 16                                                
CLOUDS              B2 OV B2 B2 B2 B1 SC FW FW CL CL CL CL FW CL CL CL FW FW CL
CLOUDS(%)           81 89 87 79 73 61 26 14 23  0  2  1  4  6  0  5  3 10 10  4
VSBY                 6  6  5  4  6  8 10 10 10 10 10                           
POP 12HR                     80          40           0           0           0
RAIN                 L  L  D  C                                                
Obvis                                       PF PF PF PF                        
MIX HGT              1  1  1  1  2  3  3 <1 <1 <1 <1 <1  2  3  3 <1            
T WIND DIR           E  E  E  E  E  E NE NE  E  E  N NW  N  N  N  N            
T WIND SPD          16 16 13 11 11 11 11  2  2  2  2  1  8  8 11  5            
DISPERSION          PR PR PR             VP VP VP VP             PR VP VP VP   
ADI                 11 11  9 17 20 28 46  1  1  1  1  1 23 34 48  3            
MAX LVORI            5  5  5  5  5  4  3  6  7  8 10 10  3  1  1  3            
STABILITY            E  E  E  D  D  D  B  G  G  G  G  A  B  B  B  F            
CEILING               400   300   400  None  None  None  None  None  None      
STA PRES            27.88 27.88 27.88 27.83 27.84 27.83 27.82 27.78            


Date           09/26Sun 09/27/26Mon 09/28/26Tue 09/29/26Wed 09/30/26
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      45      66      47      70      48      73      54      76
TEMP          65 56 48 46 65 57 49 48 68 59 51 49 72 63 55 55 74 68
DEWPT         46 48 47 46 49 50 49 47 52 53 50 49 56 57 54 54 63 62
RH            50 74 96100 56 77100 96 57 80 96100 57 81 96 96 69 81
WIND SPD          <15     <15     <15     <15     <15     <15     <15     <15     <15
AVG CLOUDS    CL CL CL CL FW FW FW FW FW SC FW FW FW SC FW FW SC SC
POP 12HR            0       0       0       0       0       0       5       0      20
RAIN SHWRS                                                       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