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EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Blacksburg VA
301 AM EDT Fri Oct 2 2026
VAZ012-022000-
RAWS 447502
37.01N 81.18W Elev. 2540 ft
301 AM EDT Fri Oct 2 2026
Date Fri 10/02/26 Sat 10/03/26 Sun 10/04/26
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 83 58 72 53 68
TEMP 56 57 73 79 79 67 63 62 60 60 66 67 66 62 59 57 55 54 59 64 67 63
DEWPT 53 54 61 62 62 63 62 61 60 60 65 66 64 61 57 56 54 54 59 63 63 61
MAX/MIN RH 52 100 86 100 88
RH 90 90 66 56 56 87 97 97100100 97 97 93 97 93 96 96100100 97 87 93
WIND DIR W W W W W W N N N N E E E E E E E SE SE S N N
WIND SPD 2 3 3 3 2 2 0 0 0 0 1 1 1 2 2 2 2 1 1 1 0 0
CLOUDS SC B1 SC B1 SC B1 B2 B2 OV B2 OV OV B2 OV OV OV OV OV OV OV OV OV
CLOUDS(%) 39 54 41 55 45 65 81 79 88 87 92 94 86 90 95 90 92 89 94 95 92 90
VSBY 10 10 10 10 10 7 10 7 6 3 3 6 6 6 6 6 6 3 6 6 6 10
POP 12HR 5 60 70 80 70
RAIN SHWRS IS IS SC NM NM NM SC SC SC NM O NM NM SC SC
TSTMS IS IS IS
MIX HGT <1 <1 2 4 3 <1 <1 <1 <1 <1 1 1 1 <1 <1 <1 <1 1 <1 1 2 <1
T WIND DIR SW SW W W W SW W W N N NE E E E E E SE SE SE SE W NW
T WIND SPD 4 4 19 19 14 8 6 4 5 4 4 6 5 8 8 8 4 3 3 1 1 2
DISPERSION VP VP VP VP VP VP VP VP VP VP
ADI 2 4 56 77 63 4 3 2 3 4 7 11 8 4 4 4 2 5 4 2 3 1
MAX LVORI 6 6 1 1 1 6 9 8 9 9 6 6 6 8 8 6 9 9 9 8 6 7
STABILITY G C B C B F F F F C C C C F F F F C C C C F
CEILING None None 4200 100 200 200 200 500 200 200
STA PRES 27.34 27.30 27.31 27.33 27.39 27.39 27.42 27.39 27.38 27.35
Date Mon 10/05/26Tue 10/06/26Wed 10/07/26Thu 10/08/26
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 54 72 42 66 37 69 41 73
TEMP 58 54 70 58 47 42 61 54 43 38 64 56 46 42 69 60
DEWPT 58 53 53 49 45 40 46 45 40 36 47 47 42 40 49 50
RH 100 96 55 72 93 93 58 71 89 92 54 72 86 93 49 69
WIND SPD <15 <15 <15 <15 <15 <15 <15 <15
AVG CLOUDS OV B2 B1 SC FW FW SC FW FW FW FW FW FW FW FW FW
POP 12HR 10 0 0 0 0 0 0 0
$$
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