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EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Blacksburg VA
1101 PM EDT Thu Oct 8 2026
VAZ012-090800-
RAWS 447502
37.01N 81.18W Elev. 2540 ft
1101 PM EDT Thu Oct 8 2026
Date 10/08/26 Fri 10/09/26 Sat 10/10/26 Sun
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 47 75 50 57 52
TEMP 54 53 47 64 71 71 59 55 53 51 52 57 56 54 52 52 52 54 54
DEWPT 42 40 41 48 48 50 51 49 47 46 45 50 51 51 52 52 52 53 54
MIN/MAX RH 87 42 87 76 100
RH 64 61 79 56 44 47 75 80 80 83 77 77 83 90100100100 96100
WIND DIR NW NW NW N NE E N N E E E SE SE E E E E E E
WIND SPD 3 3 3 0 1 1 0 0 1 1 2 3 4 4 8 10 10 9 6
WIND GUST 20 23 23 21 17
CLOUDS B2 B2 OV B1 B2 B2 B2 B2 B1 B2 B2 OV OV OV OV OV OV OV OV
CLOUDS(%) 84 76 88 63 78 82 78 79 69 77 84 88 94 92 91 95 96 96 98
VSBY 10 4 4 10 10 10 10 10 10 10 10 10 10 10 8 10 9 4
POP 12HR 0 0 10 70 90
RAIN S S L L D D D D D
MIX HGT <1 <1 <1 2 3 2 <1 <1 <1 <1 <1 2 2 2 <1
T WIND DIR W NW NW NE NE SE SE SE S S SE SE SE E SE
T WIND SPD 3 3 2 9 5 3 2 2 2 2 2 14 17 16 12
DISPERSION VP VP VP VP VP VP PR FR FR PR
ADI 2 2 2 22 26 8 1 1 1 1 2 37 37 31 11
MAX LVORI 4 4 4 2 2 2 3 5 5 5 5 3 1 3 5
STABILITY F F A A A B F F F F B B D D D
CEILING 31200 28800 17300 17300 9300 9300 900 300
STA PRES 27.42 27.47 27.47 27.52 27.55 27.59 27.55
Date 10/11Mon 10/12/26Tue 10/13/26Wed 10/14/26Thu 10/15/26
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 63 56 71 54 77 53 73 49 74
TEMP 60 62 58 57 66 62 57 55 72 65 56 53 68 61 52 50 69 60
DEWPT 60 62 58 57 63 61 57 55 62 61 56 53 58 56 52 50 58 58
RH 100100100100 90 97100100 71 87100100 70 84100100 68 93
WIND SPD <15 <15 <15 <15 <15 <15 <15 <15 <15
AVG CLOUDS OV B2 B2 B2 B2 B1 SC SC SC FW FW SC SC FW FW FW SC SC
POP 12HR 100 70 30 5 5 10 10 5 10
RAIN D D L C
RAIN SHWRS SC
$$
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