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EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Blacksburg VA
324 AM EDT Wed Sep 16 2026

NCZ003-162000-
RAWS 310301
36.48N  80.86W Elev. 1300 ft
324 AM EDT Wed Sep 16 2026

Date             Wed 09/16/26            Thu 09/17/26            Fri 09/18/26
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                 88          63          91          69          90
TEMP          62 63 78 86 86 76 70 67 65 66 85 89 86 78 72 70 69 71 85 89 85 77
DEWPT         62 61 67 68 69 68 65 64 63 63 69 69 71 71 69 68 67 68 72 71 73 72
MAX/MIN RH                   55          93          50          94          56
RH           100 93 69 55 57 76 84 90 93 90 59 52 61 79 90 93 93 90 65 56 67 85
WIND DIR       N  N SE SE SE  N  N  N  N NW  N SW  W NW NW NW NW NW  N  N  N  N
WIND SPD       0  0  1  4  4  0  0  0  0  1  0  2  2  1  1  1  2  3  5  4  4  2
CLOUDS        SC FW FW FW FW CL FW FW SC FW SC B1 B1 FW SC SC FW FW SC B2 B2 B1
CLOUDS(%)     31 23 13 11 14  3 13 24 31 17 26 57 54 24 32 27 22 18 36 75 75 67
VSBY           6  5 10 10 10 10 10 10  9  4 10 10 10 10 10 10 10 10 10 10 10 10
POP 12HR                      0           0          40           5          60
RAIN SHWRS                                     SC SC                   NM NM SC
TSTMS                                          SC SC                   SC SC SC
Obvis         PF PF                                                            
MIX HGT       <1 <1  2  4  4 <1 <1 <1 <1 <1  2  5  2 <1 <1 <1 <1 <1  3  5  2 <1
T WIND DIR     N  N NW NE SE  S  W NW NW NW  W NW  W SW NW NW NW NW  N  N  N  N
T WIND SPD     1  1  1  5  2  3  2  2  3  4  1  4  5  4  3  3  4  6 12 10 12  6
DISPERSION    VP             VP VP VP VP             VP VP VP VP             VP
ADI            1  1  3 27 10  2  1  1  2  4  4 18 16  2  2  2  2  7 50 61 25  3
MAX LVORI     10  8  3  2  2  3  5  7  7  6  3  2  2  5  7  7  6  5  1  1  3  5
STABILITY      G  A  A  B  B  G  G  G  G  A  A  C  C  G  G  G  G  B  B  B  D  F
CEILING              None  None  None  None  None  None  None  None  None 16300
STA PRES            28.46 28.41 28.41 28.38 28.37 28.28 28.26 28.23 28.25 28.22


Date          Sat 09/19/26Sun 09/20/26Mon 09/21/26Tue 09/22/26
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       67      81      65      86      65      85      65      80
TEMP          70 67 78 75 68 66 83 77 69 67 83 76 68 67 78 74
DEWPT         69 66 69 69 66 66 70 71 67 66 71 71 67 66 70 70
RH            97 97 74 82 93100 65 82 93 97 67 85 97 97 76 87
WIND SPD          <15     <15     <15     <15     <15     <15     <15     <15
AVG CLOUDS    B1 B2 B2 B1 SC B1 B1 B1 SC SC SC B1 B1 B2 B2 B2
POP 12HR           50      30      20      50      20      50      50      60
RAIN SHWRS    SC IS IS SC IS       SC IS    IS SC SC SC SC NM
TSTMS         SC       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