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EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Blacksburg VA
701 PM EST Thu Nov 12 2026
VAZ046-130900-
RAWS 441101
37.39N 78.80W Elev. 804 ft
701 PM EST Thu Nov 12 2026
Date 11/12/26 Fri 11/13/26 Sat 11/14/26 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
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 41 56 30 53 28
TEMP 49 46 43 41 52 55 55 45 39 35 31 30 46 52 51 41 36 33 31 30
DEWPT 41 39 37 36 38 32 28 31 30 29 28 27 30 28 25 27 28 27 27 27
MIN/MAX RH 82 35 88 35 92
RH 74 76 79 82 59 41 35 58 70 78 88 88 53 39 36 57 72 78 85 88
WIND DIR W W W NW N N N N N NW NW W NW NW NW W W W W W
WIND SPD 9 9 10 8 9 8 8 6 3 3 4 5 9 11 12 6 5 5 5 5
WIND GUST 21 20 20 17 17
CLOUDS SC SC SC B1 B1 B1 SC SC SC SC FW FW FW SC FW FW FW CL CL CL
CLOUDS(%) 37 46 40 55 63 60 47 40 45 42 10 8 10 37 21 10 12 5 0 0
VSBY 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10
POP 12HR 5 10 0 0 0
MIX HGT <1 <1 <1 <1 4 6 6 2 <1 <1 <1 <1 4 7 6 <1
T WIND DIR W W NW NW N NW NW N N N NW NW NW NW NW NW
T WIND SPD 12 11 10 10 13 11 9 10 5 5 6 6 12 14 16 9
DISPERSION PR PR FR PR VP VP VP PR PR PR PR
ADI 8 10 7 11 38 37 58 5 3 3 3 7 47 72 72 4
MAX LVORI 4 4 4 4 1 1 1 3 3 4 6 5 1 1 1 3
STABILITY E D E D D D B F F F F B C C C F
CEILING None None 3700 None None None None None None
STA PRES 28.89 28.90 28.96 29.01 29.12 29.18 29.26 29.32
Date 11/15Mon 11/16/26Tue 11/17/26Wed 11/18/26Thu 11/19/26
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 56 28 55 28 57 28 61 28 65
TEMP 54 43 33 29 53 45 33 30 55 45 32 29 59 47 34 30 63 51
DEWPT 31 32 31 28 32 33 31 29 33 34 31 28 32 33 31 28 33 35
RH 41 65 92 96 44 62 92 96 43 65 96 96 36 58 89 92 32 54
WIND SPD <15 <15 <15 <15 <15 <15 <15 <15 <15
AVG CLOUDS CL FW FW CL FW FW FW FW FW FW FW CL FW CL CL CL FW FW
POP 12HR 0 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