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 AM EDT Thu Oct 8 2026

VAZ046-082000-
RAWS 441101
37.39N  78.80W Elev. 804 ft
801 AM EDT Thu Oct 8 2026

Date             Thu 10/08/26            Fri 10/09/26            Sat 10/10/26
UTC 3hrly     09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00
EDT 3hrly     05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20

MAX/MIN TEMP                 80          51          76          53          71
TEMP                74 80 79 65 59 55 53 53 69 76 75 62 58 56 55 55 67 71 70 63
DEWPT               57 55 49 49 46 46 46 47 52 50 49 52 51 50 50 50 54 54 54 56
MAX/MIN RH                   34          80          40          86          54
RH                  55 42 35 56 62 72 77 80 55 40 40 70 77 80 83 83 63 55 57 78
WIND DIR             W NW NW NW NW  N NW NW  W  W  S SE SE  N NE NE  E  E  E  E
WIND SPD             6  8  6  5  3  2  2  2  2  3  3  2  1  1  2  4  5  6  5  5
CLOUDS              CL CL CL CL SC B1 B1 B1 SC SC B1 SC B1 B1 B1 B1 B2 B2 OV OV
CLOUDS(%)            1  3  3  2 39 56 59 53 34 30 51 44 56 56 63 64 72 79 92 88
VSBY                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           5
RAIN                                                                          S
MIX HGT              2  6  5 <1 <1 <1 <1 <1  3  5  3 <1 <1 <1 <1 <1  2  3  3 <1
T WIND DIR           W NW NW NW NW NW  W  W NW NW NW  E NE  N  N  N SE  E  E  E
T WIND SPD          13 17 14 10  5  2  2  2 12  8  4  3  3  3  3  3  9  6  8  3
DISPERSION                   PR VP VP VP             VP VP VP VP             PR
ADI                 39109 86  5  2  1  1  2 40 43 15  2  2  2  2  3 25 29 27  2
MAX LVORI            1  1  1  3  3  3  4  5  1  1  2  3  4  5  5  5  2  2  2  4
STABILITY            B  B  B  F  G  F  F  B  B  B  B  F  F  F  F  C  B  B  C  E
CEILING              None  None  None  None  None  None  None 12100 17400 12300
STA PRES            29.28 29.33 29.39 29.46 29.52 29.53 29.63 29.71 29.76 29.72


Date          Sun 10/11/26Mon 10/12/26Tue 10/13/26Wed 10/14/26
UTC 6hrly     06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
EDT 6hrly     02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20

MIN/MAX TEMP       58      66      61      76      58      78      53      68
TEMP          59 60 65 66 65 62 75 68 62 59 76 68 58 53 66 59
DEWPT         58 60 65 66 65 62 66 65 62 59 64 59 54 50 50 48
RH            96100100100100100 74 90100100 66 73 86 89 56 67
WIND SPD          <15     <15     <15     <15     <15     <15     <15     <15
AVG CLOUDS    OV OV OV OV B2 B1 SC SC FW FW FW FW FW FW FW FW
POP 12HR           70     100      60      10       0       5      10       5
RAIN           S  L  D  D                                    
RAIN SHWRS                NM SC                              
TSTMS                     SC                                 

$$


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