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EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Blacksburg VA
801 AM EDT Wed Aug 12 2026

NCZ003-122000-
RAWS 310302
36.35N  80.48W Elev. 1076 ft
801 AM EDT Wed Aug 12 2026

Date             Wed 08/12/26            Thu 08/13/26            Fri 08/14/26
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                 87          71          91          72          91
TEMP                80 86 87 83 74 72 71 72 82 89 88 81 76 74 72 73 85 90 88 81
DEWPT               67 67 66 68 70 69 68 69 72 72 73 72 72 71 70 71 73 73 74 73
MAX/MIN RH                   50          92          56          94          58
RH                  65 53 50 61 87 90 90 90 72 57 61 74 87 90 93 93 67 58 63 77
WIND DIR             W NW  W NW  W NW NW NW  W  W  W SW  W NW NW  W  W  W  W NW
WIND SPD             5  5  4  3  3  3  3  3  4  4  4  2  2  3  3  3  3  5  4  2
CLOUDS              B1 SC SC FW SC FW SC FW SC SC B1 B1 SC SC SC SC SC SC B1 B1
CLOUDS(%)           64 50 38 23 37 22 42 23 32 30 57 59 40 30 31 39 41 49 51 56
VSBY                10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10
POP 12HR                     20          20          20          10          20
RAIN SHWRS             IS IS    IS             IS                      IS IS IS
TSTMS                  IS IS    IS             IS                      IS IS IS
MIX HGT              3  4  4 <1 <1 <1 <1 <1  3  6  4 <1 <1 <1 <1 <1  3  6  6 <1
T WIND DIR          NW NW  W SE NW NW NW  N SW  W  W SW  W  W NW  W NW NW NW NW
T WIND SPD          14  9  2  1  2  2  2  1  5  9  8  3  2  2  2  1 11 11  6  8
DISPERSION                   VP VP VP VP             VP VP VP VP             VP
ADI                 45 49 12  1  1  1  1  1 21 64 36  2  1  1  1  1 46 83 45  4
MAX LVORI            1  1  2  4  6  7  7  7  3  1  1  4  6  7  7  7  1  1  1  4
STABILITY            C  A  A  G  G  G  F  A  A  A  B  F  G  G  G  A  A  A  B  F
CEILING             15200  None  None  None  None  None  None  None  None  None
STA PRES            28.92 28.85 28.86 28.86 28.90 28.88 28.91 28.95 28.99 28.98


Date          Sat 08/15/26Sun 08/16/26Mon 08/17/26Tue 08/18/26
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       72      88      71      91      73      93      71      87
TEMP          75 73 87 81 73 72 88 83 75 74 90 83 73 72 85 80
DEWPT         72 70 71 71 70 70 72 72 72 70 70 70 69 69 69 69
RH            90 90 59 72 90 93 59 70 90 87 52 65 87 90 59 69
WIND SPD          <15     <15     <15     <15     <15     <15     <15     <15
AVG CLOUDS    B1 SC B1 B1 SC SC B1 B1 SC FW FW SC SC SC SC B1
POP 12HR           20      30      20      30      10      20      20      30
RAIN SHWRS    IS       SC IS       SC          IS IS       SC
TSTMS         IS       SC 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