National Weather Service United States Department of Commerce

Print This Forecast (Printer-Friendly)

EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Blacksburg VA
801 PM EDT Sat Oct 3 2026

VAZ012-040800-
RAWS 447502
37.01N  81.18W Elev. 2540 ft
801 PM EDT Sat Oct 3 2026

Date           10/03/26      Sun 10/04/26            Mon 10/05/26            Tue
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          66          53          69          41
TEMP                57 57 56 55 60 65 66 61 59 58 56 53 59 65 64 54 48 45 42 42
DEWPT               57 57 56 55 60 64 64 61 59 58 55 52 52 50 48 48 45 43 40 41
MIN/MAX RH                  100          93         100          54          97
RH                 100100100100100 97 93100100100 96 96 78 58 56 80 89 93 93 96
WIND DIR             E  E  E SE SE  S SW SW NW NW NW NW NW NW NW  N  N  N NE  E
WIND SPD             4  3  3  2  2  2  2  1  2  3  3  4  4  5  4  4  3  2  2  2
CLOUDS              OV OV OV OV OV OV OV OV OV OV OV SC SC FW FW FW FW FW FW SC
CLOUDS(%)          100100100100100100100 97 99 95 89 45 44 18 11 10 12 16 22 27
VSBY                 3  2  2  1  3  5  6  0  4  8  8  9 10 10 10 10 10 10 10   
POP 12HR                     30          30           5           0           0
DRIZZLE              ?  ?  ?                                                   
RAIN                 S  S  S  C  C  S                                          
RAIN SHWRS                                                                     
Obvis               PF PF PF PF                                                
MIX HGT             <1 <1 <1 <1 <1  1  2 <1 <1 <1 <1 <1  2  3  3 <1            
T WIND DIR           E  E  E SE  S  W  W NW NW NW NW NW NW NW NW  N            
T WIND SPD           9  8  3  1  2  2  5  3  8 11 11 13 12 11 10  5            
DISPERSION          VP VP VP             VP VP VP VP             VP VP VP VP   
ADI                  6  4  2  1  3  4  9  2  4  5  5 14 35 44 43  3            
MAX LVORI            8  9 10 10  9  6  6 10  9  9  9  5  3  1  1  4            
STABILITY            E  F  F  C  D  D  D  F  F  F  F  B  B  B  B  F            
CEILING               200   200   200   900   100   100  None  None  None      
STA PRES            27.40 27.35 27.34 27.30 27.32 27.31 27.35 27.32            


Date           10/06Wed 10/07/26Thu 10/08/26Fri 10/09/26Sat 10/10/26
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       69      38      75      45      75      44      75      45      74
TEMP          63 56 45 41 70 61 51 46 70 61 50 45 71 62 51 46 69 61
DEWPT         49 50 45 41 52 53 48 45 51 51 47 43 50 51 47 44 53 53
RH            60 80100100 53 75 89 96 51 70 89 93 47 67 86 93 57 75
WIND SPD          <15     <15     <15     <15     <15     <15     <15     <15     <15
AVG CLOUDS    FW FW FW CL CL FW FW FW FW FW FW FW FW SC SC SC SC SC
POP 12HR            0       0       0       0       0       0       5       5      20
RAIN SHWRS                                                    IS 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