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EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Blacksburg VA
801 PM EDT Thu Sep 24 2026

VAZ046-250800-
RAWS 441101
37.39N  78.80W Elev. 804 ft
801 PM EDT Thu Sep 24 2026

Date           09/24/26      Fri 09/25/26            Sat 09/26/26            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                 48          73          50          78          52
TEMP                52 50 48 49 63 69 72 62 55 53 51 51 69 74 76 66 57 54 52 53
DEWPT               49 46 43 42 43 43 43 43 43 43 42 44 48 48 48 49 48 47 47 48
MIN/MAX RH                   89          36          76          36          85
RH                  89 86 83 77 48 39 35 50 64 69 71 77 47 40 37 54 72 77 83 83
WIND DIR            NE  N  N  N  N  N  N  N  N  N NW NW  N  N  N  N NW NW NW  W
WIND SPD             8  6  8  9 13 11 10  5  5  6  6  6  9 10  9  3  4  4  5  5
WIND GUST           19 17                                                      
CLOUDS              FW SC FW FW CL FW FW FW CL CL CL CL CL FW CL CL CL CL FW FW
CLOUDS(%)           25 33  9 12  3 15 15  9  0  0  2  0  4  6  5  2  3  4  9 14
VSBY                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             <1 <1 <1 <1  3  4  4 <1 <1 <1 <1 <1  4  5  6 <1            
T WIND DIR          NE  N  N  N  N  N  N  N NW NW NW NW  N NW NW NW            
T WIND SPD           9  8  8  8 20 19 17  4  3  4  4  5 11 11 16  6            
DISPERSION          PR PR PR             PR PR PR PR             VP VP VP PR   
ADI                  6  4  5  9 63 70 65  2  2  2  2  6 42 48 71  3            
MAX LVORI            5  6  4  4  1  1  1  2  3  3  3  4  1  1  1  2            
STABILITY            E  F  E  C  C  C  C  F  F  F  F  B  C  C  C  G            
CEILING              None  None  None  None  None  None  None  None  None      
STA PRES            29.50 29.44 29.42 29.34 29.36 29.33 29.30 29.22            


Date           09/27Mon 09/28/26Tue 09/29/26Wed 09/30/26Thu 10/01/26
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       79      55      80      55      81      55      83      61      84
TEMP          77 69 58 56 75 70 59 57 78 70 58 57 79 74 64 62 80 75
DEWPT         50 51 51 51 56 57 56 56 59 58 57 56 61 61 60 61 65 64
RH            39 53 77 83 52 63 90 96 52 66 96 96 54 64 87 97 60 69
WIND SPD          <15     <15     <15     <15     <15     <15     <15     <15     <15
AVG CLOUDS    FW FW SC SC B1 B1 SC SC FW FW CL FW FW SC SC SC SC SC
POP 12HR            0       0       0       0       0       0       5      10      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