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EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Blacksburg VA
731 AM EDT Thu Oct 8 2026
VAZ012-082000-
RAWS 447502
37.01N 81.18W Elev. 2540 ft
731 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 73 46 74 49 66
TEMP 53 66 72 71 58 54 51 48 47 65 71 71 59 55 53 50 50 61 65 63 58
DEWPT 51 54 51 44 47 43 42 40 40 47 47 47 50 47 46 44 43 49 50 49 52
MAX/MIN RH 38 81 39 80 56
RH 93 65 48 38 67 66 71 74 76 52 42 42 72 74 77 80 77 65 58 60 80
WIND DIR W NW NW NW NW NW NW NW N N NE E E N N E E SE SE SE E
WIND SPD 3 3 3 3 1 1 1 1 0 0 1 1 1 0 0 1 2 3 3 3 6
WIND GUST 17
CLOUDS CL CL CL CL FW SC B1 B1 SC SC SC SC SC B1 B1 B2 B2 B2 OV B2 B2
CLOUDS(%) 3 3 3 4 11 49 58 60 49 42 31 37 40 64 65 71 75 81 91 86 86
VSBY 10 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 40
RAIN C C L
MIX HGT <1 2 4 3 <1 <1 <1 <1 <1 2 4 3 <1 <1 <1 <1 <1 2 3 2 <1
T WIND DIR W NW NW NW NW NW NW W W NW NW N NE E E E SE SE SE SE SE
T WIND SPD 8 20 25 21 14 8 3 3 3 11 10 5 2 2 2 3 4 17 14 14 8
DISPERSION VP VP VP VP VP VP VP VP PR
ADI 8 61122 93 7 4 2 2 3 34 46 21 1 1 1 2 5 47 44 40 5
MAX LVORI 5 1 1 1 3 3 3 3 4 1 1 2 3 4 4 4 4 1 1 1 4
STABILITY B B B B G F F F A A A A G F F F B B C C E
CEILING None None None None None None None 12500 13000 5500
STA PRES 27.28 27.32 27.36 27.41 27.48 27.48 27.54 27.58 27.63 27.60
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 53 63 55 70 54 74 47 66
TEMP 55 56 61 61 58 57 66 63 58 54 70 62 52 47 62 54
DEWPT 53 56 61 61 58 57 62 60 56 54 60 56 50 45 48 47
RH 93100100100100100 87 90 93100 71 81 93 93 60 77
WIND SPD <15 <15 <15 <15 <15 <15 <15 <15
AVG CLOUDS OV OV OV B2 B1 B2 B2 B1 SC SC SC SC SC SC SC FW
POP 12HR 90 100 50 30 0 20 20 5
RAIN L D D L
RAIN SHWRS SC SC SC 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