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EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Blacksburg VA
801 PM EDT Fri Oct 9 2026
VAZ012-100800-
RAWS 447502
37.01N 81.18W Elev. 2540 ft
801 PM EDT Fri Oct 9 2026
Date 10/09/26 Sat 10/10/26 Sun 10/11/26 Mon
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 59 53 71 56
TEMP 55 54 52 52 56 57 59 55 54 55 55 56 62 67 69 62 58 58 57 57
DEWPT 48 46 43 44 51 52 53 55 54 55 55 56 62 64 63 60 58 58 57 57
MIN/MAX RH 90 69 100 80 100
RH 77 74 71 74 83 83 80100100100100100100 90 81 93100100100100
WIND DIR E E E E E E E E E E E E E SE SW W W W W W
WIND SPD 1 2 3 4 4 4 5 9 10 9 8 5 3 3 3 3 4 5 6 6
WIND GUST 14 28 29 31 28 28 25 16 17 17
CLOUDS OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV B2 B2 B2 B2 B1
CLOUDS(%) 90 93 89 88 90 88 93 91 95 92 96 93 93 89 89 82 82 72 70 68
VSBY 10 10 10 10 10 6 4 5 3 3 4 3 2 3 7 6 6 6 6
POP 12HR 5 90 90 90 70
RAIN L L L D D D
RAIN SHWRS SC SC O O O O NM NM SC SC IS
MIX HGT <1 <1 <1 <1 1 2 2 <1 <1 <1 <1 <1 1 3 2 <1
T WIND DIR SE E E SE SE SE E E E E E SE SE S W W
T WIND SPD 2 3 6 10 24 29 19 17 17 13 12 11 16 16 23 9
DISPERSION VP VP VP PR FR PR PR VP VP PR PR
ADI 1 2 3 11 39 58 33 15 15 12 11 13 28 47 59 4
MAX LVORI 4 3 3 3 4 4 4 5 5 5 7 5 4 4 3 6
STABILITY F F F D D D D D D D D D C C C F
CEILING 20400 15200 1300 200 200 0 800 1500 700
STA PRES 27.49 27.50 27.53 27.48 27.43 27.34 27.27 27.23
Date 10/12Tue 10/13/26Wed 10/14/26Thu 10/15/26Fri 10/16/26
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 53 79 54 75 51 73 50 72
TEMP 68 61 55 54 75 66 58 55 71 61 53 52 69 62 53 51 68 61
DEWPT 61 59 55 54 63 61 58 55 59 57 53 51 58 57 53 51 58 55
RH 78 93100100 66 84100100 66 87100 96 68 84100100 70 81
WIND SPD <15 <15 <15 <15 <15 <15 <15 <15 <15
AVG CLOUDS B1 SC SC FW FW FW FW FW SC FW FW SC SC SC SC SC SC B1
POP 12HR 20 0 5 10 10 5 10 10 30
RAIN SHWRS IS IS SC
$$
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