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EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Blacksburg VA
431 PM EST Mon Nov 9 2026
VAZ018-100900-
RAWS 444002
37.56N 80.18W Elev. 2702 ft
431 PM EST Mon Nov 9 2026
Date 11/09/26 Tue 11/10/26 Wed 11/11/26 Thu
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 42 68 44 69 47
TEMP 52 48 45 43 42 55 65 64 55 52 49 45 44 59 68 65 55 51 49 48 47
DEWPT 36 36 35 36 35 41 43 44 42 42 41 41 40 48 46 44 42 41 39 41 43
MIN/MAX RH 77 43 91 44 86
RH 54 63 68 76 76 59 45 48 61 69 74 86 86 67 45 46 61 68 68 77 86
WIND DIR NW NW W W W W W W W W W W W SW SW SW SW SW SW SW SW
WIND SPD 5 4 4 4 5 5 6 5 4 4 3 3 2 1 3 2 1 1 2 2 2
WIND GUST 18 14 14 17 20 20 19 16 14
CLOUDS CL FW CL CL CL CL CL CL FW CL CL FW FW FW SC SC SC SC B1 B1 B2
CLOUDS(%) 2 10 3 3 5 3 3 3 7 3 3 7 15 10 28 33 30 43 59 63 84
VSBY 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 8 5
POP 12HR 0 0 0 0 40
RAIN C C L
MIX HGT <1 <1 <1 <1 <1 2 3 3 <1 <1 <1 <1 <1 2 4 2 <1
T WIND DIR NW NW W W W W W W W W NW NW NW W W SW W
T WIND SPD 12 10 9 10 11 16 20 18 11 9 9 9 8 8 10 8 6
DISPERSION PR VP VP VP VP VP VP VP VP VP VP VP
ADI 6 5 4 5 12 34 73 67 5 4 4 4 8 19 49 17 3
MAX LVORI 3 3 3 4 4 1 1 1 3 3 4 5 5 3 1 2 3
STABILITY F F F F B B B B F F G G B A B B G
CEILING None None None None None None None None None
STA PRES 27.90 27.90 27.87 27.82 27.84 27.82 27.77 27.65
Date 11/12Fri 11/13/26Sat 11/14/26Sun 11/15/26Mon 11/16/26
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 61 39 44 34 44 31 48 33 58
TEMP 59 51 44 40 42 38 36 35 41 37 33 32 46 39 34 34 55 47
DEWPT 50 42 36 32 35 28 26 24 29 26 24 24 30 28 26 25 35 32
RH 72 71 73 73 76 67 67 64 62 64 69 72 53 64 72 69 47 56
WIND SPD <15 15> 15> 15> 15> <15 <15 <15 <15
AVG CLOUDS B2 B2 B2 B2 B2 B1 B1 B1 B1 SC SC SC SC SC FW FW SC SC
POP 12HR 70 30 30 10 0 0 0 0 5
RAIN L L C C C S
SNOW S
TSTMS IS IS
$$
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
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