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EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Blacksburg VA
701 AM EST Thu Nov 12 2026
VAZ024-122100-
RAWS 441631
37.63N 79.51W Elev. 865 ft
701 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 60 40 53 31 49
TEMP 59 60 55 49 46 46 45 41 47 52 49 41 38 37 34 32 42 48 46 39
DEWPT 47 47 43 40 37 35 34 35 32 28 27 26 26 27 28 26 27 26 24 25
MAX/MIN RH 62 79 39 81 40
RH 64 62 64 71 71 65 65 79 56 39 42 55 62 67 78 78 55 42 42 57
WIND DIR W W W W W W W W NW NW NW NW NW NW NW W NW NW NW NW
WIND SPD 3 9 10 8 5 4 5 5 8 6 8 4 2 2 2 3 9 9 9 4
WIND GUST 21 25 26 23 20 19 20 20 17 18 18 23 23 23 20
CLOUDS FW SC B1 B1 FW FW FW SC FW SC FW SC B1 B1 FW FW FW SC FW FW
CLOUDS(%) 9 38 60 53 22 18 23 48 22 26 16 37 60 52 25 22 16 38 22 12
VSBY 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10
POP 12HR 30 10 5 0 0
RAIN C C S
MIX HGT 2 4 3 1 1 <1 <1 <1 4 5 5 <1 <1 <1 <1 <1 4 6 5 <1
T WIND DIR W W W NW W W W NW NW NW NW NW NW NW NW W NW NW NW W
T WIND SPD 14 20 19 16 13 12 11 10 14 13 13 11 8 6 6 6 13 14 16 11
DISPERSION PR PR VP PR VP VP VP VP VP
ADI 47 80 49 14 6 6 5 11 70 83 85 5 4 3 3 7 54 67 67 5
MAX LVORI 1 1 1 3 3 4 4 4 1 1 1 3 3 3 4 4 1 1 1 3
STABILITY B C D D F F F B B B B F F F G B C C C F
CEILING None None None None None None None None None None
STA PRES 28.01 28.01 28.04 28.07 28.12 28.16 28.24 28.28 28.38 28.45
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 28 52 26 57 26 59 26 64
TEMP 33 30 50 44 33 27 54 45 33 27 55 47 34 28 61 49
DEWPT 25 26 28 29 27 26 30 29 27 26 32 29 26 25 30 29
RH 72 85 42 55 78 96 40 53 78 96 41 49 72 88 31 46
WIND SPD <15 <15 <15 <15 <15 <15 <15 <15
AVG CLOUDS FW FW FW FW FW FW FW FW FW FW FW CL CL 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