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EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Blacksburg VA
731 PM EDT Sat Sep 12 2026

VAZ012-130800-
RAWS 447502
37.01N  81.18W Elev. 2540 ft
731 PM EDT Sat Sep 12 2026

Date           09/12/26      Sun 09/13/26            Mon 09/14/26            Tue
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                 62          83          60          81          52
TEMP             69 67 66 65 63 72 78 80 70 64 62 61 62 70 76 79 69 58 56 55 54
DEWPT            69 66 65 63 63 69 68 67 67 64 62 61 62 65 63 60 59 55 54 53 52
MIN/MAX RH                  100          63         100          53          97
RH              100 97 97 93100 90 71 65 90100100100100 84 64 52 70 90 93 93 93
WIND DIR          S SW  W  W  W NW NW NW NW NW  W  W NW NW NW  N  N NE SE SE SE
WIND SPD          1  1  1  2  2  2  2  2  2  1  1  2  2  2  2  2  1  1  1  2  2
CLOUDS           B2 B2 B2 B1 B1 B1 SC SC FW FW SC FW B1 B1 SC FW FW FW SC B1 SC
CLOUDS(%)        76 81 80 65 57 68 35 31  9 19 32 21 64 62 42 18 12 17 28 51 40
VSBY             10  7  4  4  3 10 10 10 10 10 10 10 10 10 10 10 10            
POP 12HR                     60          10           0           5           0
RAIN SHWRS       NM SC                                                         
Obvis                  PF PF PF                                                
MIX HGT          <1 <1 <1 <1 <1  2  4  3 <1 <1 <1 <1 <1  3  4  4 <1            
T WIND DIR        S SW SW  W  W NW  W NW NW NW  W  W NW NW  N  N  N            
T WIND SPD        5  3  4  9  9 10 10 13 11  4  5  6 14 13 14 11  4            
DISPERSION       VP VP VP VP             VP VP VP VP             VP VP VP VP   
ADI               3  2  2  4  7 27 45 55  5  2  3  3 16 41 72 53  2            
MAX LVORI         9 10  9  9  8  4  3  1  6  9  9  9  5  4  1  1  3            
STABILITY         F  F  F  F  C  C  B  B  G  G  G  G  C  C  B  B  G            
CEILING               100   100  None  None  None  None  None  None  None      
STA PRES            27.25 27.26 27.29 27.26 27.30 27.31 27.37 27.38            


Date           09/15Wed 09/16/26Thu 09/17/26Fri 09/18/26Sat 09/19/26
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       83      53      86      55      87      58      86      59      82
TEMP          77 69 57 55 82 72 59 58 81 72 62 60 81 72 63 60 76 69
DEWPT         61 61 54 53 63 61 56 55 60 60 56 57 65 64 60 59 64 62
RH            58 76 90 93 53 68 90 90 49 66 81 90 58 76 90 96 66 78
WIND SPD          <15     <15     <15     <15     <15     <15     <15     <15     <15
AVG CLOUDS    SC FW FW FW FW FW FW CL FW FW FW FW SC B1 SC SC B1 B1
POP 12HR            0       0       0       0       5       5      40      20      40
RAIN SHWRS                                           SC IS    SC SC
TSTMS                                                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