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EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Blacksburg VA
301 AM EDT Mon Oct 12 2026
VAZ018-122000-
RAWS 444002
37.56N 80.18W Elev. 2702 ft
301 AM EDT Mon Oct 12 2026
Date Mon 10/12/26 Tue 10/13/26 Wed 10/14/26
UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00
EDT 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20
MAX/MIN TEMP 73 54 82 62 85
TEMP 59 59 66 71 71 65 61 59 57 56 72 80 80 67 65 64 63 63 76 84 82 70
DEWPT 59 56 58 58 57 54 52 53 53 54 63 63 64 61 59 58 58 58 65 66 67 64
MAX/MIN RH 60 93 55 85 55
RH 100 90 75 63 61 68 72 80 86 93 73 56 58 81 81 81 84 84 69 55 61 81
WIND DIR NW NW NW NW NW NW NW NW NW NW W W W W W W W W W W W W
WIND SPD 14 17 14 13 11 4 4 3 3 3 3 4 4 3 4 5 5 5 4 5 4 3
WIND GUST 27 39 35 29 26 13 16 17 18 17 17 16 14
CLOUDS SC SC FW FW SC FW FW FW FW FW FW CL FW CL CL CL CL FW CL FW FW SC
CLOUDS(%) 34 30 23 25 27 17 21 17 9 11 15 3 7 1 2 4 3 9 5 13 21 29
VSBY 5 5 8 10 10 9 8 9 5 4 10 10 10 10 10 10 10 10 10 10 10 10
POP 12HR 5 0 0 0 0
Obvis PF PF
MIX HGT <1 1 2 2 2 <1 <1 <1 <1 <1 2 4 4 <1 <1 <1 <1 <1 2 4 3 <1
T WIND DIR NW NW NW NW NW NW W W W W W W W SW W W W W NW W W W
T WIND SPD 19 23 27 19 13 6 5 5 5 5 4 16 14 4 6 8 8 6 17 14 16 4
DISPERSION GD VP VP VP VP VP VP PR PR VP
ADI 18 32 54 55 32 3 3 3 3 6 11 82 71 2 3 4 4 7 49 72 67 2
MAX LVORI 5 4 3 1 1 3 3 5 5 6 3 1 1 5 5 4 5 4 1 1 1 5
STABILITY D D D C C F F G G B B B B G F F F B B B B G
CEILING None None None None None None None None None None
STA PRES 27.77 27.79 27.81 27.82 27.84 27.80 27.82 27.83 27.86 27.82
Date Thu 10/15/26Fri 10/16/26Sat 10/17/26Sun 10/18/26
UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
EDT 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20
MIN/MAX TEMP 65 79 63 77 43 55 35 60
TEMP 67 66 78 69 65 64 75 58 50 43 53 44 39 36 57 47
DEWPT 62 62 68 64 62 61 62 48 39 34 35 31 30 28 35 34
RH 84 87 71 84 90 90 64 69 66 70 50 60 70 72 43 60
WIND SPD <15 <15 <15 <15 15> <15 <15 <15
AVG CLOUDS SC SC B1 B1 B1 B1 SC SC SC SC SC FW FW FW FW FW
POP 12HR 5 40 30 30 5 0 5 20
RAIN SHWRS SC SC SC IS IS SC 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