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EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Blacksburg VA
801 AM EDT Mon Aug 31 2026

NCZ003-312000-
RAWS 310301
36.48N  80.86W Elev. 1300 ft
801 AM EDT Mon Aug 31 2026

Date             Mon 08/31/26            Tue 09/01/26            Wed 09/02/26
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                 90          70          93          71          94
TEMP                85 89 89 81 75 72 70 72 87 92 91 82 76 72 71 72 90 94 91 83
DEWPT               68 66 67 68 67 66 64 65 68 68 69 70 69 67 66 67 70 69 70 70
MAX/MIN RH                   46          84          45          85          45
RH                  57 47 48 65 76 81 81 79 53 46 49 67 79 84 84 84 52 44 50 65
WIND DIR             N  N  N  N  N  N NW NW NW  W  W  N  N NW NW NW  N  S SW  N
WIND SPD             0  1  2  0  0  0  1  2  1  1  2  0  0  1  1  2  0  2  2  0
CLOUDS              FW SC SC FW FW FW CL FW FW FW SC FW FW FW FW CL FW FW SC FW
CLOUDS(%)           17 34 37 19 21 11  4  6 17 21 29 17  8  9  7  2  6 23 28 19
VSBY                10 10 10 10 10 10 10 10 10 10 10 10                        
POP 12HR                      5           5           5           0           5
MIX HGT              4  6  5 <1 <1 <1 <1 <1  4  6  5 <1 <1 <1 <1 <1  5  8  5 <1
T WIND DIR          NW  N  N  N NW NW NW NW  N NW NW NW NW NW NW NW  N  N SW SW
T WIND SPD           5  6  5  1  2  3  4  5 10  6  6  2  4  4  4  4  6  2  2  3
DISPERSION                   VP VP VP VP             VP VP VP VP             VP
ADI                 29 53 35  1  1  2  2  6 57 50 44  1  2  2  2  4 45 21 16  2
MAX LVORI            2  1  1  4  4  4  5  4  1  1  1  3  4  5  5  4  1  2  2  3
STABILITY            A  A  A  G  G  G  G  A  A  A  A  G  G  G  G  A  A  A  A  G
CEILING              None  None  None  None  None  None  None  None  None  None
STA PRES            28.27 28.22 28.22 28.22 28.23 28.18 28.20 28.20 28.23 28.16


Date          Thu 09/03/26Fri 09/04/26Sat 09/05/26Sun 09/06/26
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       73      94      71      92      69      88      65      82
TEMP          74 74 94 85 75 73 90 83 72 71 86 79 68 66 80 75
DEWPT         68 67 69 71 69 68 70 70 67 66 67 66 63 62 64 63
RH            82 79 44 63 82 84 52 65 84 84 53 64 84 87 58 66
WIND SPD          <15     <15     <15     <15     <15     <15     <15     <15
AVG CLOUDS    FW FW FW SC SC FW SC B1 SC SC SC B1 SC SC SC SC
POP 12HR            0      10      20      40      20      30      20      20
RAIN SHWRS                IS    SC SC IS       SC IS IS IS IS
TSTMS                     IS    IS SC IS       SC 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