National Weather Service United States Department of Commerce

Print This Forecast (Printer-Friendly)

EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Blacksburg VA
756 AM EST Thu Nov 12 2026

VAZ046-122100-
RAWS 441101
37.39N  78.80W Elev. 804 ft
756 AM EST Thu Nov 12 2026

Date             Thu 11/12/26            Fri 11/13/26            Sat 11/14/26
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                 65          42          55          31          52
TEMP                59 65 61 53 49 46 46 43 49 53 52 44 39 38 35 33 45 50 50 41
DEWPT               46 46 43 40 38 36 35 36 34 31 27 28 27 27 28 27 28 26 24 25
MAX/MIN RH                   48          75          37          81          35
RH                  62 50 51 61 66 68 65 76 56 43 38 53 62 64 75 78 51 39 36 52
WIND DIR            SW  W  W  W  W  W  W NW NW NW NW NW NW NW NW  W NW NW NW NW
WIND SPD             8 12 13 11  9  8  8  6  9  8  6  5  3  3  4  5  9 11 12  6
WIND GUST                    24 20 19                                        18
CLOUDS              FW SC SC SC FW FW FW SC FW SC SC SC B1 B1 SC FW FW SC SC FW
CLOUDS(%)           12 31 26 29 13 12 22 35 18 42 30 37 51 54 30 25 15 32 29  8
VSBY                10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10
POP 12HR                     20          10          10           5           0
RAIN                 S  S  S                                                   
MIX HGT              2  5  4  1 <1 <1 <1 <1  4  6  5 <1 <1 <1 <1 <1  4  7  6 <1
T WIND DIR           W  W  W  W  W  W NW NW NW NW NW NW  N NW NW NW NW NW NW NW
T WIND SPD          14 20 20 14 12 11 10  8 12 10 11  8  5  4  5  6 12 14 16  9
DISPERSION                   FR PR PR PR             PR VP VP VP             PR
ADI                 36 88 76 10  8  8  7  8 47 66 72  4  3  2  3  7 47 72 72  4
MAX LVORI            1  1  1  2  3  4  4  4  1  1  1  3  3  3  4  4  1  1  1  2
STABILITY            B  C  C  E  E  E  E  B  C  B  B  F  F  F  F  B  C  C  C  F
CEILING              None  None  None  None  None  None  None  None  None  None
STA PRES            28.84 28.83 28.89 28.91 28.96 29.01 29.10 29.15 29.23 29.30


Date          Sun 11/15/26Mon 11/16/26Tue 11/17/26Wed 11/18/26
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       29      53      28      55      28      56      27      61
TEMP          34 32 51 44 33 30 52 44 33 30 53 44 33 29 57 46
DEWPT         25 26 28 30 29 27 30 31 29 27 32 31 28 26 31 32
RH            69 78 41 57 85 88 43 60 85 88 44 60 82 88 37 58
WIND SPD          <15     <15     <15     <15     <15     <15     <15     <15
AVG CLOUDS    CL CL CL FW FW CL FW FW FW FW FW CL FW CL CL CL
POP 12HR            0       0       0       0       0       0       0       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