National Weather Service United States Department of Commerce

Print This Forecast (Printer-Friendly)

EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Blacksburg VA
1131 AM EST Wed Nov 11 2026

VAZ046-112100-
RAWS 441101
37.39N  78.80W Elev. 804 ft
1131 AM EST Wed Nov 11 2026

Date             Wed 11/11/26            Thu 11/12/26            Fri 11/13/26
UTC 3hrly     09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00
EST 3hrly     04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19

MAX/MIN TEMP                 71          46          67          37          53
TEMP                   69 69 57 53 50 48 47 59 66 61 52 46 42 39 38 50 53 52 42
DEWPT                  47 46 47 47 46 44 45 49 48 42 41 39 37 35 33 34 31 27 29
MAX/MIN RH                   42          93          50          86          37
RH                     45 44 69 80 86 86 93 69 52 49 66 76 82 85 82 54 43 38 60
WIND DIR                S  S  S  S SW SW SW  W  W  W NW  W  W  W  W NW NW NW NW
WIND SPD                8  8  3  3  4  3  4  6 13 13 10  8  6  8  8 10 12 12  9
WIND GUST                                         24 21 18 17                19
CLOUDS                 SC SC FW B1 CL FW B2 SC SC SC SC FW FW SC FW FW SC B1 B1
CLOUDS(%)              41 31 23 53  5 11 86 28 39 35 31 14 16 34 18 18 36 54 51
VSBY                   10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10
POP 12HR                      0          20          20          20           5
RAIN SHWRS                               IS    IS IS IS                        
MIX HGT                 5  4 <1 <1 <1 <1 <1  4  5  4 <1 <1 <1 <1 <1  4  7  6 <1
T WIND DIR             SW SW  S SW SW  W SW  W  W NW  W  W  W  W NW NW NW NW NW
T WIND SPD             10 10  8  9  9  9 11 19 21 20 12 10 10  8  8 11 12 14 10
DISPERSION                   VP VP VP VP             FR PR PR PR             PR
ADI                    57 50  4  6  4  6 13 72 65 60  8  7  5  5  8 45 58 50  9
MAX LVORI               1  1  3  4  5  5  5  1  1  1  3  4  5  5  4  1  1  1  2
STABILITY               B  B  G  E  F  E  D  C  D  D  E  E  F  E  B  C  C  D  D
CEILING                    None  None  None  None  None  None  None  None  None
STA PRES                  29.10 29.02 28.91 28.88 28.93 28.98 28.99 29.05 29.05


Date          Sat 11/14/26Sun 11/15/26Mon 11/16/26Tue 11/17/26
UTC 6hrly     06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
EST 6hrly     01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19

MIN/MAX TEMP       30      52      28      54      27      54      28      54
TEMP          34 31 51 42 32 29 52 43 32 28 52 43 32 29 52 43
DEWPT         27 25 26 26 26 24 28 28 27 25 29 29 28 26 31 31
RH            75 78 37 53 78 81 39 55 81 88 41 57 85 88 44 62
WIND SPD          <15     <15     <15     <15     <15     <15     <15     <15
AVG CLOUDS    SC FW FW FW FW FW CL CL FW FW FW FW SC SC SC SC
POP 12HR            0       0       0       0       0       0       5       0

$$


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