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EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Blacksburg VA
801 PM EDT Tue Sep 22 2026

VAZ012-230800-
RAWS 447502
37.01N  81.18W Elev. 2540 ft
801 PM EDT Tue Sep 22 2026

Date           09/22/26      Wed 09/23/26            Thu 09/24/26            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                 55          59          48          56          40
TEMP                61 58 57 56 57 58 58 55 53 52 51 49 51 54 55 54 48 45 43 41
DEWPT               60 58 56 56 56 57 56 55 53 51 50 49 51 52 52 51 47 44 42 41
MIN/MAX RH                   99          94         100          88         100
RH                  97100 96100 96 96 93100100 96 96100100 93 90 90 96 96 96100
WIND DIR             E  E  E  E  E  E  E  E  E  E  E  E  E  E  E  E  E  E NE NE
WIND SPD             6  5  5  4  3  3  3  4  5  5  4  3  2  2  1  1  1  1  1  1
WIND GUST                                   16                                 
CLOUDS              OV OV B2 B2 OV OV OV OV OV OV B2 B2 OV B2 B2 B1 SC SC SC FW
CLOUDS(%)           94 88 82 81 89 93 91 89 96 92 87 82 89 82 76 56 42 41 35 17
VSBY                 5  4  3  4  5  4  4  3  3  4  5 10 10 10 10 10            
POP 12HR                     60          70          90          30           0
RAIN                 C  C  C  C  C  C  C  L  D  D  L  C  C                     
RAIN SHWRS                                                                     
TSTMS               IS                                                         
MIX HGT             <1 <1 <1 <1  1  1  2 <1  1  1  1  1  1  2  2 <1            
T WIND DIR           E  E  E  E  E  E  E  E NE  E  E NE NE NE NE NE            
T WIND SPD          11 10 10 10  9  9 11 14 10 13 11  9  9 12  9  8            
DISPERSION          PR PR PR             VP PR PR VP             VP VP VP VP   
ADI                  8  7  7 13 17 18 22 10  7  9  8 14 16 30 22  4            
MAX LVORI            8  8  8  5  5  5  5  7  8  8  8  5  5  4  3  6            
STABILITY            E  E  E  D  C  C  C  E  E  E  E  C  C  C  C  F            
CEILING               200   200   300   300   300   200   300   300  None      
STA PRES            27.38 27.41 27.45 27.44 27.44 27.41 27.43 27.41            


Date           09/25Sat 09/26/26Sun 09/27/26Mon 09/28/26Tue 09/29/26
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       68      39      70      41      70      43      72      45      76
TEMP          65 56 44 41 65 56 45 43 65 56 47 45 68 59 48 47 73 63
DEWPT         44 45 40 39 44 45 42 42 48 48 45 44 52 53 47 47 56 58
RH            46 66 86 92 46 66 89 96 54 74 93 96 57 80 96100 55 84
WIND SPD          <15     <15     <15     <15     <15     <15     <15     <15     <15
AVG CLOUDS    FW FW FW FW FW FW FW FW FW SC SC SC SC SC SC FW FW SC
POP 12HR            0       0       0       0       0       0       0       0       5

$$


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