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EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Blacksburg VA
931 PM EDT Sat Oct 10 2026
VAZ012-110800-
RAWS 447502
37.01N 81.18W Elev. 2540 ft
931 PM EDT Sat Oct 10 2026
Date 10/10/26 Sun 10/11/26 Mon 10/12/26 Tue
UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12
EDT 3hrly 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08
MIN/MAX TEMP 52 66 56 65 50
TEMP 56 57 58 59 62 65 62 59 59 58 58 57 61 67 70 62 56 54 52 51
DEWPT 56 57 57 58 64 60 57 57 58 58 58 57 61 61 60 58 55 53 52 51
MIN/MAX RH 100 76 100 69 100
RH 100100 96 96107 84 84 93 96100100100100 81 71 87 96 96100100
WIND DIR E E E E SE S SW W W W NW NW NW NW NW NW W W W W
WIND SPD 10 9 8 5 3 3 2 3 4 6 8 8 4 4 3 2 2 2 2 3
WIND GUST 23 21 18 14 17 19
CLOUDS OV OV OV OV B2 B2 B2 B1 B2 B1 B1 B1 B2 B1 SC FW FW FW FW FW
CLOUDS(%) 96 92 92 98 78 82 70 66 70 68 56 66 78 61 37 21 16 17 15 11
VSBY 3 2 3 1 3 5 4 8 5 3 3 5 6 7 7 7 7 7 7 7
POP 12HR 90 90 60 20 0
RAIN SHWRS O O O O SC IS NM SC IS IS IS
TSTMS IS IS IS IS IS
MIX HGT <1 <1 <1 <1 1 2 2 <1 <1 <1 <1 1 2 3 3 <1
T WIND DIR E E SE SE S SW W W W W NW NW NW NW NW W
T WIND SPD 13 13 12 12 17 17 24 10 21 21 25 20 24 24 19 5
DISPERSION FR PR PR VP VP PR PR VP VP VP VP
ADI 12 12 11 14 29 46 58 5 15 15 23 29 48 79 66 3
MAX LVORI 5 5 7 5 4 4 3 7 5 5 5 4 4 3 1 6
STABILITY D D D D C C C F E E D D D B B G
CEILING 500 700 1000 700 300 100 None None
STA PRES 27.16 27.12 27.12 27.15 27.20 27.29 27.27
Date 10/13Wed 10/14/26Thu 10/15/26Fri 10/16/26Sat 10/17/26
UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
EDT 6hrly 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20
MAX/MIN TEMP 80 57 81 56 77 53 73 45 61
TEMP 76 67 59 58 76 67 58 57 73 64 56 53 68 60 51 45 57 49
DEWPT 61 60 57 56 65 63 58 56 62 60 55 53 58 55 48 42 45 41
RH 60 78 93 93 69 87100 96 68 87 96100 70 84 89 89 64 74
WIND SPD <15 <15 <15 <15 <15 <15 <15 <15 <15
AVG CLOUDS FW CL CL CL FW FW FW SC SC B1 SC B1 B1 B1 SC B1 B1 SC
POP 12HR 0 0 10 10 20 20 30 20 20
RAIN SHWRS IS IS IS IS SC SC IS 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