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

VAZ018-162000-
RAWS 444002
37.56N  80.18W Elev. 2702 ft
131 PM 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                 89          64          90          69          87
TEMP                   88 86 73 70 68 66 67 83 89 85 74 72 70 69 70 81 86 83 72
DEWPT                  67 66 64 61 61 61 62 68 70 70 69 68 67 67 68 71 71 71 69
MAX/MIN RH                   50          85          53          94          60
RH                     50 51 73 73 78 84 84 61 54 61 84 87 90 93 93 72 61 67 90
WIND DIR                E  E SE  W  W NW  W NW NW NW  W  W  W  W NW NW NW  N  N
WIND SPD                3  3  1  1  1  2  2  2  4  4  2  2  2  3  3  3  4  4  2
WIND GUST                                                        13 13         
CLOUDS                 FW FW FW FW CL FW FW FW B1 SC B1 B1 SC SC SC SC B1 B1 B1
CLOUDS(%)               8 15  6  9  3 25 25 18 55 30 53 52 39 35 45 46 68 68 58
VSBY                   10 10 10 10  8  6  5  9  9  9 10 10 10 10 10 10 10 10 10
POP 12HR                      5           0          30          10          50
RAIN SHWRS                                        IS                   SC SC SC
TSTMS                                             IS                   IS SC   
MIX HGT                 5  4 <1 <1 <1 <1 <1  3  5  3 <1 <1 <1 <1 <1  3  5  4 <1
T WIND DIR             NE  E SE  S  W  W  W  W  W NW SW NW SW  W NW  N  N  N  E
T WIND SPD              6  2  5  2  2  3  3  8  9 11  3  1  3  5  8 10 10  6  8
DISPERSION                   VP VP VP VP             VP VP VP VP             VP
ADI                    39 11  3  1  1  2  4 31 28 40  2  1  2  3  8 40 32 19  4
MAX LVORI               1  2  3  3  4  5  5  1  2  1  5  6  7  6  6  3  1  3  6
STABILITY               B  B  G  G  G  G  B  B  D  B  F  F  G  G  B  B  D  D  F
CEILING                    None  None  None  None  None  None  None  None  3300
STA PRES                  28.08 28.08 28.05 28.03 27.93 27.93 27.89 27.92 27.91


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       66      79      65      85      66      83      65      78
TEMP          69 66 77 71 67 66 82 73 69 67 81 72 68 66 76 70
DEWPT         66 62 67 65 63 64 70 68 66 65 70 68 65 65 69 67
RH            90 87 71 81 87 93 67 84 90 93 69 87 90 97 79 90
WIND SPD          <15     <15     <15     <15     <15     <15     <15     <15
AVG CLOUDS    B2 B2 B2 B1 B1 B1 B1 B1 B1 SC B1 B2 B2 B2 B2 B2
POP 12HR           40      20      10      50      30      60      50      60
RAIN SHWRS    SC IS    IS       SC SC SC    SC NM SC IS IS NM
TSTMS                              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