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EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Blacksburg VA
801 PM EDT Wed Oct 14 2026
VAZ012-150800-
RAWS 447502
37.01N 81.18W Elev. 2540 ft
801 PM EDT Wed Oct 14 2026
Date 10/14/26 Thu 10/15/26 Fri 10/16/26 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 60 82 59 79 40
TEMP 63 62 61 61 72 78 79 68 64 62 61 61 72 77 73 59 52 48 43 40
DEWPT 62 60 60 60 67 67 67 66 63 61 59 59 63 61 60 57 50 45 41 39
MIN/MAX RH 100 63 98 56 96
RH 97 93 97 97 84 69 67 93 97 97 93 93 73 58 64 93 93 89 93 96
WIND DIR W W W W W W SW S S S SW W W W W NW NW NW NW NW
WIND SPD 2 2 1 1 1 2 2 1 1 2 3 4 4 4 4 8 9 9 10 8
WIND GUST 19
CLOUDS SC B2 B1 B2 B1 B1 B1 SC FW SC FW FW FW B1 B1 B2 B2 B2 B2 B1
CLOUDS(%) 41 70 64 73 61 57 56 39 11 29 17 18 14 60 60 80 83 72 74 66
VSBY 10 10 10 10 10 10 10 10 10 9 9 10 10 10 10 10
POP 12HR 5 40 5 40 70
RAIN SHWRS IS SC SC SC SC NM NM SC SC
TSTMS IS
MIX HGT <1 <1 <1 <1 1 2 1 <1 <1 <1 <1 <1 3 5 4 1
T WIND DIR W W W SW SW SW SW S S S SW SW W W SW W
T WIND SPD 5 4 3 2 6 11 12 4 6 6 5 8 21 23 21 10
DISPERSION VP VP VP VP VP VP VP PR PR PR FR
ADI 3 2 2 2 11 29 21 2 3 3 3 8 75126 57 9
MAX LVORI 8 6 7 10 5 3 3 6 9 6 6 6 3 1 1 6
STABILITY F F F C C C C G G G G B B B D D
CEILING None 2100 2100 None None None None 15900 2300
STA PRES 27.34 27.35 27.36 27.31 27.29 27.23 27.19 27.09
Date 10/17Sun 10/18/26Mon 10/19/26Tue 10/20/26Wed 10/21/26
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 54 28 57 30 62 36 66 39 68
TEMP 50 42 35 30 53 44 35 32 59 50 42 39 63 54 46 42 65 56
DEWPT 36 33 29 26 33 34 30 28 40 43 39 37 45 47 43 41 49 49
RH 58 70 78 85 46 68 82 85 49 77 89 92 52 77 89 96 56 77
WIND SPD <15 <15 <15 <15 <15 <15 <15 <15 <15
AVG CLOUDS B1 FW FW FW CL CL CL FW FW FW FW SC SC SC FW FW SC FW
POP 12HR 10 5 5 5 0 0 0 0 5
$$
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