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EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Blacksburg VA
431 PM EDT Wed Oct 7 2026
VAZ012-080800-
RAWS 447502
37.01N 81.18W Elev. 2540 ft
431 PM EDT Wed Oct 7 2026
Date 10/07/26 Thu 10/08/26 Fri 10/09/26 Sat
UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12
EDT 3hrly 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08
MIN/MAX TEMP 52 76 46 74 49
TEMP 71 61 57 56 55 54 66 71 70 59 54 51 48 46 65 71 73 62 56 54 51 50
DEWPT 52 55 53 52 51 51 54 53 47 47 45 43 41 41 49 49 51 50 47 45 46 45
MIN/MAX RH 91 44 81 44 85
RH 51 81 86 86 86 90 65 53 44 64 71 74 77 83 56 46 46 65 72 71 83 83
WIND DIR W W W W W W NW NW NW NW NW NW W N N NE E SE N SE SE SE
WIND SPD 8 3 3 4 4 3 3 3 2 1 1 1 1 0 0 1 1 1 0 1 1 1
CLOUDS CL FW FW CL FW CL CL FW CL CL FW SC SC SC FW SC SC B1 B1 B1 B1 B2
CLOUDS(%) 4 6 8 4 16 1 3 13 4 4 10 29 42 34 24 39 45 51 58 59 63 72
VSBY 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
MIX HGT 3 <1 <1 <1 <1 <1 3 4 4 <1 <1 <1 <1 <1 2 4 3 <1
T WIND DIR W W W W W W W NW NW NW NW NW NW W N N NE E
T WIND SPD 11 5 6 5 6 8 17 20 16 6 4 4 3 2 6 8 3 2
DISPERSION VP VP VP VP VP VP VP VP VP VP VP VP
ADI 47 3 3 3 3 8 54103 75 3 2 2 2 2 19 39 14 1
MAX LVORI 1 4 6 6 6 5 1 1 1 3 3 4 4 5 2 1 2 3
STABILITY B G G F F B B B B G G G F A A A A F
CEILING None None None None None None None None 25300
STA PRES 27.23 27.23 27.28 27.30 27.36 27.41 27.48 27.47
Date 10/10Sun 10/11/26Mon 10/12/26Tue 10/13/26Wed 10/14/26
UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
EDT 6hrly 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20
MAX/MIN TEMP 71 52 67 55 70 53 72 42 67
TEMP 69 62 57 55 64 63 58 56 66 62 56 54 69 60 48 42 60 53
DEWPT 52 52 54 55 64 62 58 56 63 60 56 54 61 56 48 42 50 48
RH 55 70 90100100 97100100 90 93100100 76 87100100 69 83
WIND SPD <15 <15 <15 <15 <15 <15 <15 <15 <15
AVG CLOUDS B2 B2 OV OV B2 OV B2 B2 B1 B1 SC SC SC SC SC SC SC SC
POP 12HR 40 90 80 40 10 5 20 20 10
RAIN C D D D D C
RAIN SHWRS 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