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EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Blacksburg VA
201 PM EDT Tue Sep 15 2026

VAZ012-160800-
RAWS 447502
37.01N  81.18W Elev. 2540 ft
201 PM EDT Tue Sep 15 2026

Date           09/15/26      Wed 09/16/26            Thu 09/17/26            Fri
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                 54          84          60          84          63
TEMP          80 69 62 59 57 61 77 83 82 73 66 64 62 63 80 82 81 72 67 65 64 65
DEWPT         62 62 60 58 57 58 65 64 63 64 63 61 60 61 67 66 66 67 65 64 64 64
MIN/MAX RH                  100          51          96          56         100
RH            54 78 93 96100 90 67 53 53 73 90 90 93 93 65 58 60 84 93 97100 97
WIND DIR      SE SE SE SE  N  W  N  N NE SE  N  N  W  W NW NW NW NW  W  W  W  W
WIND SPD       2  2  1  1  0  1  1  2  1  1  0  0  1  1  1  2  2  1  1  1  1  2
CLOUDS        SC SC SC FW SC FW SC FW FW SC FW FW FW SC SC B1 B1 SC FW SC SC B1
CLOUDS(%)     41 41 29 24 35 21 33 24 24 42 20 21 23 26 27 57 57 29 22 36 29 65
VSBY          10 10 10 10  6  5 10 10 10 10 10 10  1  1 10 10 10 10            
POP 12HR                      0           5           5          40          10
RAIN SHWRS                                                 SC SC             SC
TSTMS                                                      SC SC               
Obvis                     PF                                                   
MIX HGT        4 <1 <1 <1 <1 <1  3  5  5 <1 <1 <1 <1 <1  4  5  4 <1            
T WIND DIR    SW SE SE  S SW SW NW  N NE SE SE SW  W  W  W NW NW  W            
T WIND SPD     2  6  3  1  2  2  3 10  5  3  2  1  2  2  3  6  9  3            
DISPERSION       VP VP VP VP             VP VP VP VP             VP VP VP VP   
ADI           11  3  2  1  1  2 13 64 35  2  1  1  1  2 16 28 36  2            
MAX LVORI      2  4  7  8  8  6  2  1  1  3  6  6  7  6  2  2  1  5            
STABILITY      B  F  G  G  G  A  A  B  A  F  G  G  G  A  A  C  C  G            
CEILING        None  None  None  None  None  None  None  None  None  None      
STA PRES      27.51 27.54 27.56 27.60 27.55 27.56 27.53 27.55 27.47            


Date           09/18Sat 09/19/26Sun 09/20/26Mon 09/21/26Tue 09/22/26
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       86      60      82      59      85      60      82      59      78
TEMP          83 71 65 61 77 72 63 62 83 70 64 63 81 68 62 61 76 66
DEWPT         68 67 64 61 67 65 61 61 67 67 63 62 68 66 62 61 67 64
RH            61 87 97100 71 79 93 97 59 90 97 97 65 93100100 74 93
WIND SPD          <15     <15     <15     <15     <15     <15     <15     <15     <15
AVG CLOUDS    B1 B2 SC B2 B2 B1 SC SC SC B1 SC SC B1 B2 B1 B1 B2 B2
POP 12HR           60      10      40       5      50      20      60      30      60
RAIN SHWRS    SC NM          SC       IS SC IS    SC NM SC IS SC NM
TSTMS         IS SC          IS          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