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EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Blacksburg VA
731 PM EDT Wed Oct 7 2026
VAZ018-080800-
RAWS 444002
37.56N 80.18W Elev. 2702 ft
731 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 58 77 52 76 55
TEMP 62 60 60 59 58 69 75 71 60 55 54 52 52 69 75 74 60 58 57 56 55
DEWPT 50 51 52 52 51 54 50 46 45 45 44 43 43 49 49 50 48 47 46 47 46
MIN/MAX RH 77 39 71 39 73
RH 65 72 75 78 77 59 41 41 58 69 69 71 71 49 40 43 64 67 67 72 72
WIND DIR W W W W W NW NW NW NW NW W W W NW NW W SE SE SE E E
WIND SPD 3 5 6 5 5 6 6 6 3 2 2 2 2 1 2 2 1 1 1 1 1
WIND GUST 20 19 19 20 19 13
CLOUDS CL CL CL CL CL CL CL CL CL CL FW SC SC FW SC SC SC B1 B1 SC B1
CLOUDS(%) 0 0 0 0 1 0 3 3 1 3 22 33 28 14 28 35 46 51 55 43 66
VSBY 10 10 10 10 9 10 10 10 10 10 10 9 7 10 10 10 10
POP 12HR 0 0 0 0 0
MIX HGT <1 <1 <1 <1 <1 3 5 5 <1 <1 <1 <1 <1 3 4 4 <1
T WIND DIR SW W W W W W W NW NW NW NW NW W N NW N SE
T WIND SPD 2 4 5 6 6 21 21 19 6 4 4 3 3 9 6 2 2
DISPERSION VP PR PR PR VP VP VP VP VP VP VP VP
ADI 1 2 3 3 7 75123109 3 2 2 2 4 32 35 11 1
MAX LVORI 3 4 4 4 4 1 1 1 3 3 3 3 3 1 1 2 3
STABILITY G F F F B B B B G G G G B A B B F
CEILING None None None None None None None None None
STA PRES 27.74 27.73 27.79 27.81 27.89 27.95 28.02 28.01
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 72 57 65 61 71 59 73 47 65
TEMP 71 62 59 57 64 62 62 61 70 64 61 59 72 61 53 48 62 54
DEWPT 54 52 54 57 64 61 61 60 65 60 58 57 62 55 50 46 50 47
RH 55 70 83100100 97 97 97 84 87 90 93 71 81 89 93 65 77
WIND SPD <15 <15 <15 <15 <15 <15 <15 <15 <15
AVG CLOUDS B1 B2 OV OV OV OV B2 B2 B1 SC SC SC SC SC SC SC SC FW
POP 12HR 20 100 80 40 5 0 10 10 5
RAIN S D D D D C
$$
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