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EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Blacksburg VA
401 PM EST Sun Nov 8 2026
VAZ012-090900-
RAWS 447502
37.01N 81.18W Elev. 2540 ft
401 PM EST Sun Nov 8 2026
Date 11/08/26 Mon 11/09/26 Tue 11/10/26 Wed
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 33 62 30 67 35
TEMP 47 45 42 38 35 50 60 60 47 42 39 36 32 54 64 66 53 46 43 39 36
DEWPT 33 32 29 32 33 39 34 31 34 34 33 33 32 39 34 33 36 36 36 37 36
MIN/MAX RH 93 32 98 28 100
RH 58 60 60 79 92 66 37 33 60 73 79 89100 57 32 29 52 68 76 92100
WIND DIR W W W W W NW NW NW NW W W W W W W W W W W W W
WIND SPD 4 5 5 5 4 4 4 3 2 2 2 2 2 2 3 2 2 3 2 2 2
WIND GUST 17 17 14
CLOUDS CL CL CL CL FW CL CL CL CL CL FW CL CL CL CL CL FW FW FW FW FW
CLOUDS(%) 1 1 2 4 11 2 3 2 0 2 10 4 4 2 5 4 9 9 13 14 24
VSBY 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 <1 <1 2 3 3 <1 <1 <1 <1 <1 1 3 2 <1
T WIND DIR W W W W W NW NW NW NW NW W W W W W W W
T WIND SPD 12 14 17 16 12 20 20 18 9 9 10 10 10 11 14 11 9
DISPERSION VP PR PR PR VP VP VP VP VP VP VP VP
ADI 6 7 8 7 13 58 76 58 4 4 5 5 11 20 47 33 4
MAX LVORI 3 3 3 4 5 1 1 1 3 3 4 6 7 2 1 1 2
STABILITY F F F F B B B B G G G G B B B B G
CEILING None None None None None None None None None
STA PRES 27.28 27.28 27.33 27.34 27.37 27.35 27.34 27.30
Date 11/11Thu 11/12/26Fri 11/13/26Sat 11/14/26Sun 11/15/26
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 68 39 59 28 43 24 44 23 52
TEMP 65 50 45 42 54 47 38 31 39 34 31 26 39 34 31 26 47 40
DEWPT 40 40 39 41 44 39 34 30 27 27 25 23 25 25 24 22 27 28
RH 40 68 79 96 69 74 85 96 62 75 78 88 57 69 75 85 45 62
WIND SPD <15 <15 <15 <15 15> 15> <15 <15 <15
AVG CLOUDS FW FW SC B1 B2 B2 B2 B2 B2 B2 B2 B1 B1 B1 SC SC SC FW
POP 12HR 0 30 70 50 30 30 10 5 0
RAIN C L L C C
SNOW C C C C 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