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EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Blacksburg VA
131 AM EST Sun Nov 8 2026
VAZ012-090900-
RAWS 447502
37.01N 81.18W Elev. 2540 ft
131 AM EST Sun Nov 8 2026
Date 11/07/26 Sun 11/08/26 Mon 11/09/26 Tue
UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12
EST 3hrly 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07
MIN/MAX TEMP 30 64 34 61 30
TEMP 35 32 48 60 61 47 44 42 37 34 49 58 59 47 43 39 35 32
DEWPT 33 31 37 34 31 34 33 30 32 33 39 34 30 34 34 34 33 31
MIN/MAX RH 97 32 95 33 100
RH 92 96 65 37 32 60 65 62 82 96 68 40 33 60 70 82 92 96
WIND DIR NW NW W W W W W W W W W W NW W W W W W
WIND SPD 2 1 1 2 3 4 5 5 5 5 4 4 3 2 2 2 2 2
WIND GUST 17 17
CLOUDS SC FW CL CL CL CL CL CL FW FW FW CL CL CL CL CL CL CL
CLOUDS(%) 37 9 2 2 2 2 3 2 15 10 8 2 3 2 2 1 2 3
VSBY 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10
POP 12HR 0 0 0 0 0
MIX HGT <1 <1 1 2 2 <1 <1 <1 <1 <1 2 3 3 <1 <1 <1 <1 <1
T WIND DIR NW NW W W W W W W W W NW NW NW NW NW NW W W
T WIND SPD 10 8 9 11 13 11 14 16 16 14 20 19 16 9 10 10 10 9
DISPERSION VP VP PR PR PR VP VP VP VP
ADI 5 8 16 32 38 5 7 7 7 16 60 72 53 4 5 5 5 10
MAX LVORI 6 6 3 1 1 3 3 3 4 5 1 1 1 3 3 4 6 6
STABILITY G A A B B F F F F B B B B G G G G B
CEILING None None None None None None None None None
STA PRES 27.32 27.31 27.26 27.27 27.28 27.33 27.34 27.37 27.35
Date 11/10Wed 11/11/26Thu 11/12/26Fri 11/13/26Sat 11/14/26
UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
EST 6hrly 13 19 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19
MAX/MIN TEMP 67 35 66 39 54 30 43 25 46
TEMP 63 53 43 37 63 50 45 41 52 45 37 31 40 34 31 27 43 35
DEWPT 33 36 37 37 40 40 40 40 41 38 34 29 28 27 25 23 25 25
RH 32 52 79100 43 68 82 96 66 76 89 92 62 75 78 85 49 66
WIND SPD <15 <15 <15 <15 <15 <15 <15 <15 <15
AVG CLOUDS CL FW FW FW SC SC SC B1 B2 B2 B2 B2 B2 B2 B1 B1 B1 SC
POP 12HR 0 0 0 30 60 50 20 10 5
RAIN C L C C C
SNOW C S S
$$
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