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EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Blacksburg VA
231 PM EST Thu Nov 12 2026
VAZ018-130900-
RAWS 444002
37.56N 80.18W Elev. 2702 ft
231 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 39 50 34 45 34
TEMP 43 47 45 44 42 41 44 48 47 41 39 37 35 34 39 43 43 37 36 35 34 34
DEWPT 41 40 37 35 34 33 34 32 28 28 27 26 26 25 29 29 26 25 25 24 25 26
MIN/MAX RH 93 47 72 51 72
RH 93 76 73 70 73 73 68 54 47 59 62 64 69 69 67 57 51 61 64 64 69 72
WIND DIR NW NW NW NW NW NW NW NW NW NW NW NW NW NW NW NW NW NW NW NW NW NW
WIND SPD 12 13 13 13 14 14 10 8 9 8 6 8 10 11 12 10 10 10 10 9 9 9
WIND GUST 26 35 34 34 37 39 29 23 24 24 23 24 29 34 33 28 29 31 31 28 29 28
CLOUDS OV OV B1 B1 B2 B2 B2 B1 SC B1 B2 B1 B1 SC B1 B1 B1 SC SC SC SC SC
CLOUDS(%) 97 89 62 67 73 84 78 54 49 63 73 57 51 41 57 60 54 30 33 33 35 42
VSBY 8 9 9 10 9 8 8 10 10 10 10 10 10 10 10 10 10 10
POP 12HR 10 5 5 0 0
SPRINKLES SC SC
MIX HGT 2 1 2 1 1 2 3 4 4 1 2 2 2 1 4 5 5 1
T WIND DIR NW NW NW NW NW NW NW NW NW NW NW NW NW NW NW NW NW NW
T WIND SPD 25 20 18 18 17 17 20 18 17 11 11 11 13 13 18 19 19 13
DISPERSION FR FR FR GD PR PR PR FR FR FR PR PR
ADI 53 23 21 16 19 30 51 50 64 10 8 13 19 26 52 59 57 9
MAX LVORI 4 3 3 3 3 3 1 1 1 2 3 2 3 3 1 1 1 3
STABILITY D D D D D D D D C D E D D C D D D E
CEILING 1800 1800 1800 None 8600 None None None None
STA PRES 27.41 27.43 27.48 27.53 27.60 27.65 27.75 27.83
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 49 30 51 31 55 32 60 34 63
TEMP 48 38 34 31 49 41 34 31 53 44 35 32 58 47 38 35 61 51
DEWPT 33 28 27 25 30 29 26 25 31 28 25 24 28 25 24 23 28 29
RH 56 67 75 78 48 62 72 78 43 53 66 72 32 42 57 61 28 42
WIND SPD <15 <15 <15 <15 <15 <15 <15 <15 <15
AVG CLOUDS SC SC FW SC FW FW FW FW FW CL FW CL FW CL CL FW 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