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EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Blacksburg VA
801 PM EDT Thu Jul 9 2026
VAZ012-100800-
RAWS 447502
37.01N 81.18W Elev. 2540 ft
801 PM EDT Thu Jul 9 2026
Date 07/09/26 Fri 07/10/26 Sat 07/11/26 Sun
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 65 83 63 79 59
TEMP 69 66 66 68 77 79 79 72 67 66 65 65 70 74 75 71 65 62 60 63
DEWPT 66 65 65 66 68 68 67 66 65 64 64 65 69 68 68 66 64 62 60 63
MIN/MAX RH 99 62 100 78 100
RH 90 97 97 93 74 69 67 81 93 93 97100 97 82 79 84 97100100100
WIND DIR W W W W W W W W W W W W W W NW W W N N N
WIND SPD 4 4 4 6 8 11 11 5 3 3 3 3 3 3 2 1 1 0 0 1
WIND GUST 13
CLOUDS SC FW B1 B2 B1 B1 B2 B1 B2 B2 B2 B2 B2 OV OV B1 B1 B2 B2 B2
CLOUDS(%) 30 19 52 70 64 66 81 65 75 73 79 71 71 88 88 57 66 74 82 82
VSBY 10 8 9 10 10 10 9 10 7 7 4 5 8 8 6 8 3 1 1 2
POP 12HR 20 70 70 80 40
RAIN SHWRS IS SC NM SC SC NM NM NM O O SC SC IS IS SC
TSTMS IS SC SC SC IS IS IS SC SC SC IS IS
MIX HGT <1 <1 <1 1 3 3 3 <1 <1 <1 <1 1 2 3 3 1
T WIND DIR W W W W W SW W W S NW NW W W NW W NW
T WIND SPD 6 5 5 6 13 12 17 8 2 5 4 9 9 14 14 9
DISPERSION VP VP VP PR VP VP VP VP VP VP VP
ADI 3 3 3 11 49 42 66 4 1 3 2 15 24 52 52 4
MAX LVORI 8 8 9 7 3 3 3 5 7 6 8 5 5 4 3 5
STABILITY G G G B A C B F F F F B B B B F
CEILING None None 600 1700 700 100 100 2200 900
STA PRES 27.26 27.25 27.27 27.26 27.25 27.26 27.31 27.30
Date 07/12Mon 07/13/26Tue 07/14/26Wed 07/15/26Thu 07/16/26
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 79 55 84 57 88 61 89
TEMP 76 71 61 60 74 71 59 59 78 74 60 61 83 78 64 65 84 79
DEWPT 66 64 61 60 60 60 56 58 58 59 56 59 60 63 60 63 63 64
RH 71 79100100 62 68 90 96 50 59 87 93 46 60 87 93 49 60
WIND SPD <15 <15 <15 <15 <15 <15 <15 <15 <15
AVG CLOUDS B2 B2 B1 B2 B2 B1 SC SC SC SC FW FW FW FW FW FW SC SC
POP 12HR 70 20 30 10 5 5 5 5 20
RAIN SHWRS SC NM IS SC IS IS
TSTMS IS 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