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EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Blacksburg VA
756 AM EST Thu Nov 12 2026
VAZ046-122100-
RAWS 441101
37.39N 78.80W Elev. 804 ft
756 AM EST Thu Nov 12 2026
Date Thu 11/12/26 Fri 11/13/26 Sat 11/14/26
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 65 42 55 31 52
TEMP 59 65 61 53 49 46 46 43 49 53 52 44 39 38 35 33 45 50 50 41
DEWPT 46 46 43 40 38 36 35 36 34 31 27 28 27 27 28 27 28 26 24 25
MAX/MIN RH 48 75 37 81 35
RH 62 50 51 61 66 68 65 76 56 43 38 53 62 64 75 78 51 39 36 52
WIND DIR SW W W W W W W NW NW NW NW NW NW NW NW W NW NW NW NW
WIND SPD 8 12 13 11 9 8 8 6 9 8 6 5 3 3 4 5 9 11 12 6
WIND GUST 24 20 19 18
CLOUDS FW SC SC SC FW FW FW SC FW SC SC SC B1 B1 SC FW FW SC SC FW
CLOUDS(%) 12 31 26 29 13 12 22 35 18 42 30 37 51 54 30 25 15 32 29 8
VSBY 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10
POP 12HR 20 10 10 5 0
RAIN S S S
MIX HGT 2 5 4 1 <1 <1 <1 <1 4 6 5 <1 <1 <1 <1 <1 4 7 6 <1
T WIND DIR W W W W W W NW NW NW NW NW NW N NW NW NW NW NW NW NW
T WIND SPD 14 20 20 14 12 11 10 8 12 10 11 8 5 4 5 6 12 14 16 9
DISPERSION FR PR PR PR PR VP VP VP PR
ADI 36 88 76 10 8 8 7 8 47 66 72 4 3 2 3 7 47 72 72 4
MAX LVORI 1 1 1 2 3 4 4 4 1 1 1 3 3 3 4 4 1 1 1 2
STABILITY B C C E E E E B C B B F F F F B C C C F
CEILING None None None None None None None None None None
STA PRES 28.84 28.83 28.89 28.91 28.96 29.01 29.10 29.15 29.23 29.30
Date Sun 11/15/26Mon 11/16/26Tue 11/17/26Wed 11/18/26
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 29 53 28 55 28 56 27 61
TEMP 34 32 51 44 33 30 52 44 33 30 53 44 33 29 57 46
DEWPT 25 26 28 30 29 27 30 31 29 27 32 31 28 26 31 32
RH 69 78 41 57 85 88 43 60 85 88 44 60 82 88 37 58
WIND SPD <15 <15 <15 <15 <15 <15 <15 <15
AVG CLOUDS CL CL CL FW FW CL FW FW FW FW FW CL FW CL CL CL
POP 12HR 0 0 0 0 0 0 0 0
$$
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