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EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Blacksburg VA
131 PM EDT Thu Oct 8 2026
VAZ018-082000-
RAWS 444002
37.56N 80.18W Elev. 2702 ft
131 PM 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 74 51 77 54 63
TEMP 74 72 59 55 54 51 51 68 76 73 61 59 57 55 54 62 62 57 57
DEWPT 54 47 46 45 44 43 43 49 50 50 50 49 48 47 47 51 53 53 52
MAX/MIN RH 41 74 40 78 67
RH 50 41 62 69 69 74 74 51 40 44 67 69 72 74 77 67 72 86 83
WIND DIR NW NW NW NW NW NW NW NW N N N N N NE E E SE SE E
WIND SPD 6 6 3 2 2 2 2 1 2 2 1 0 0 1 2 4 6 6 8
WIND GUST 19 18 14 19 19 25
CLOUDS CL CL FW B1 B1 B1 SC B1 B2 B2 B2 B2 B2 B1 OV B2 OV OV OV
CLOUDS(%) 3 3 9 52 59 51 46 61 70 81 75 79 74 67 89 77 90 92 88
VSBY 10 10 10 10 10 10 10 10 10 10 10 9 10 10 10 10 10 10 10
POP 12HR 0 0 0 5 40
RAIN SHWRS SC SC NM
MIX HGT 5 4 <1 <1 <1 <1 <1 2 4 3 <1 <1 <1 <1 <1 2 3 2 1
T WIND DIR NW NW NW NW W NW NW N N SW S SE N N N SE SE SE E
T WIND SPD 16 13 5 3 3 3 3 8 3 2 3 2 0 1 2 13 13 12 8
DISPERSION VP VP VP VP VP VP VP VP PR
ADI 91 71 3 2 2 2 4 23 17 9 2 1 0 1 2 35 44 25 7
MAX LVORI 1 1 3 3 3 3 3 2 2 2 3 3 4 4 4 1 1 3 4
STABILITY B B G F F F B A B B F F F F B C C D D
CEILING None None None 29400 18700 19200 9000 12400 5000
STA PRES 27.83 27.90 27.96 28.01 28.01 28.07 28.12 28.17 28.13
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 57 63 61 73 59 79 57 73
TEMP 57 57 60 63 62 62 72 63 61 60 78 65 61 57 72 59
DEWPT 54 57 60 62 61 61 66 62 59 59 64 61 58 55 59 55
RH 90100100 97 97 97 81 97 93 96 62 87 90 93 64 87
WIND SPD <15 <15 <15 <15 <15 <15 <15 <15
AVG CLOUDS OV OV OV OV B2 B2 B1 B1 SC SC FW FW FW SC FW FW
POP 12HR 90 100 70 10 0 5 5 5
RAIN SHWRS NM O O O NM SC
TSTMS 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