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EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Blacksburg VA
701 AM EST Sat Dec 6 2025
VAZ018-062100-
RAWS 444002
37.56N 80.18W Elev. 2702 ft
701 AM EST Sat Dec 6 2025
Date Sat 12/06/25 Sun 12/07/25 Mon 12/08/25
UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00
EST 3hrly 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19
MAX/MIN TEMP 44 27 46 30 34
TEMP 37 42 42 33 30 29 28 28 38 43 44 39 37 36 34 30 33 34 33 28
DEWPT 30 31 30 26 25 25 24 25 30 34 35 31 29 29 29 28 28 25 22 18
MAX/MIN RH 58 89 66 90 64
RH 75 65 62 75 81 85 85 88 73 70 70 73 72 75 82 92 82 69 63 66
WIND DIR W W W NW NW NW W W SE S S W NW NW NW N NE NE NE NE
WIND SPD 3 4 4 2 2 2 1 1 1 2 2 2 2 2 2 3 4 4 3 2
WIND GUST 12 12 12 13
CLOUDS SC SC FW FW FW SC B1 B1 B2 B1 SC SC SC B1 B2 B1 B2 B2 B1 B1
CLOUDS(%) 49 39 23 11 17 48 69 69 72 65 49 38 48 62 73 69 76 74 59 61
VSBY 9 10 10 9 9 9 8 8 9 9 9 9 9 6 5 3 3 4 4 10
POP 12HR 0 0 5 20 50
RAIN S S
SNOW S C C C C
MIX HGT 1 2 1 <1 <1 <1 <1 <1 <1 1 <1 <1 <1 <1 <1 <1 1 2 1 1
T WIND DIR W W W NW NW NW NW SE SE S S SE W NW NW N E E E E
T WIND SPD 12 17 17 13 11 6 1 1 3 5 4 2 1 3 4 2 6 12 6 5
DISPERSION VP VP VP VP VP VP VP VP VP
ADI 20 39 32 6 5 3 1 1 3 11 5 1 1 2 2 2 10 23 13 3
MAX LVORI 3 1 1 4 4 5 6 7 4 3 3 3 4 4 4 7 4 3 2 3
STABILITY B C C G G F F C C C B G F F F C D D C F
CEILING None None None 1400 12700 None None 1900 900 700
STA PRES 27.66 27.67 27.76 27.76 27.77 27.70 27.71 27.69 27.75 27.80
Date Tue 12/09/25Wed 12/10/25Thu 12/11/25Fri 12/12/25
UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
EST 6hrly 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19
MIN/MAX TEMP 19 41 29 49 32 43 29 40
TEMP 24 20 38 36 33 29 46 42 38 32 42 37 34 29 38 31
DEWPT 13 13 25 24 22 24 33 31 28 25 28 24 25 25 27 22
RH 62 74 59 61 63 81 60 65 67 75 57 59 69 85 64 69
WIND SPD <15 <15 <15 <15 <15 <15 <15 <15
AVG CLOUDS B1 SC SC SC SC B1 B2 B1 B2 B1 B1 B1 B2 B2 B1 B1
POP 12HR 10 0 0 20 40 30 50 30
RAIN S C C S C C C C S
SNOW S 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