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EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Blacksburg VA
801 AM EDT Sat Oct 3 2026
VAZ012-032000-
RAWS 447502
37.01N 81.18W Elev. 2540 ft
801 AM EDT Sat Oct 3 2026
Date Sat 10/03/26 Sun 10/04/26 Mon 10/05/26
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 70 53 70 55 67
TEMP 66 67 65 60 57 55 54 55 61 66 69 65 61 59 55 55 60 67 64 56
DEWPT 65 66 64 60 57 55 54 55 61 65 65 63 61 58 55 52 55 52 51 50
MAX/MIN RH 91 100 87 100 58
RH 97 97 97100100100100100100 97 87 93100 96100 90 84 59 63 80
WIND DIR E E E E E E E E SE S SW N NW NW NW NW NW NW NW N
WIND SPD 1 1 2 2 2 2 1 1 1 1 1 0 1 1 1 2 2 2 2 2
CLOUDS OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV B1 SC FW FW FW
CLOUDS(%) 100100 98 99100100100 97100100100100100100 96 65 35 14 8 7
VSBY 2 3 4 4 2 4 2 2 5 8 8 7 4 10 10
POP 12HR 80 50 60 5 0
RAIN SHWRS O NM SC IS SC NM SC SC IS
TSTMS IS IS IS IS IS
MIX HGT 1 1 1 <1 <1 <1 <1 <1 <1 1 2 <1 <1 <1 <1 <1 2 3 3 <1
T WIND DIR E E E E E E SE SE SE S SW W NW NW NW NW NW NW NW NW
T WIND SPD 13 9 8 8 8 8 2 2 4 3 3 2 8 10 12 12 13 11 10 6
DISPERSION VP VP VP VP VP VP VP VP VP
ADI 18 13 10 4 7 7 2 2 5 4 6 2 7 9 6 10 37 47 42 3
MAX LVORI 5 5 7 9 8 8 9 10 9 7 5 8 8 8 9 8 3 1 1 5
STABILITY D D C F D D D C D D D D D D F C B B B G
CEILING 200 200 200 200 200 600 100 900 None None
STA PRES 27.38 27.38 27.39 27.36 27.35 27.32 27.33 27.32 27.36 27.35
Date Tue 10/06/26Wed 10/07/26Thu 10/08/26Fri 10/09/26
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 40 65 38 72 42 74 43 74
TEMP 46 41 65 56 44 39 67 58 48 44 70 60 48 44 70 61
DEWPT 44 40 49 48 42 38 50 50 44 42 51 51 45 42 50 50
RH 93 96 56 74 93 96 54 75 86 93 51 72 89 93 49 67
WIND SPD <15 <15 <15 <15 <15 <15 <15 <15
AVG CLOUDS FW FW FW FW FW FW FW FW FW FW FW FW FW FW FW FW
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