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EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Blacksburg VA
231 PM EDT Mon Oct 12 2026
VAZ012-130800-
RAWS 447502
37.01N 81.18W Elev. 2540 ft
231 PM EDT Mon Oct 12 2026
Date 10/12/26 Tue 10/13/26 Wed 10/14/26 Thu
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 51 80 56 83 59
TEMP 68 61 54 54 53 53 68 76 76 64 60 59 57 56 71 79 81 70 63 61 60 59
DEWPT 54 56 53 54 53 53 62 61 62 61 58 57 55 55 64 65 65 63 61 59 59 59
MIN/MAX RH 100 55 100 56 100
RH 61 84 96100100100 81 60 62 90 93 93 93 96 79 62 58 78 93 93 96100
WIND DIR NW NW W W W W W W W W W W W W W W W W W W W W
WIND SPD 9 1 2 3 3 3 2 3 2 2 3 4 3 3 2 2 2 2 2 2 1 1
WIND GUST 19
CLOUDS SC SC FW FW FW FW FW FW CL CL CL CL CL CL FW FW FW FW SC SC SC SC
CLOUDS(%) 40 43 8 11 19 8 11 6 4 1 2 3 3 2 6 16 16 22 28 38 36 47
VSBY 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10
POP 12HR 5 0 0 0 5
RAIN SHWRS IS
MIX HGT 2 <1 <1 <1 <1 <1 1 4 3 <1 <1 <1 <1 <1 2 3 3 <1
T WIND DIR NW W W W W W W W W W W W W W W W W W
T WIND SPD 11 4 5 5 6 5 6 16 14 8 8 8 6 6 17 14 12 8
DISPERSION VP VP VP VP VP VP VP VP VP VP VP VP
ADI 24 2 3 3 3 6 12 70 56 4 4 4 3 7 46 61 43 4
MAX LVORI 2 5 8 8 9 8 4 1 1 6 6 6 6 6 3 1 1 5
STABILITY C F G G G B B B B G G F G B B B B G
CEILING None None None None None None None None None None
STA PRES 27.27 27.30 27.30 27.32 27.29 27.32 27.32 27.36 27.32
Date 10/15Fri 10/16/26Sat 10/17/26Sun 10/18/26Mon 10/19/26
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 81 60 76 38 56 28 62 34 67
TEMP 79 68 62 61 70 55 45 38 51 40 34 30 55 48 38 36 60 53
DEWPT 68 66 62 61 63 51 39 34 34 33 31 27 38 40 34 31 45 47
RH 69 93100100 78 86 79 85 52 76 89 88 53 74 85 82 58 80
WIND SPD <15 <15 <15 15> <15 <15 <15 <15 <15
AVG CLOUDS B1 B2 SC SC B1 B1 B1 B1 SC FW FW FW FW FW FW FW FW FW
POP 12HR 60 20 40 20 5 0 0 0 0
RAIN SHWRS IS NM IS SC SC IS
TSTMS IS IS 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