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EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Blacksburg VA
501 PM EDT Thu Sep 3 2026

VAZ024-040800-
RAWS 441631
37.63N  79.51W Elev. 865 ft
501 PM EDT Thu Sep 3 2026

Date           09/03/26      Fri 09/04/26            Sat 09/05/26            Sun
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                 72          96          71          93          64
TEMP             84 77 74 72 73 91 97 95 83 76 74 72 73 87 92 87 77 71 69 66 65
DEWPT            70 70 69 68 69 71 70 70 69 69 69 68 69 72 72 72 71 70 69 66 65
MIN/MAX RH                   88          42          89          52         100
RH               63 79 84 87 87 52 42 45 63 79 84 87 87 61 52 61 82 97100100100
WIND DIR          W  N  N  N  W  W NW NW  W NW  N  W NW NW NW  N NE NE  N NE NE
WIND SPD          1  0  0  0  1  2  5  5  2  1  0  1  1  3  4  3  1  1  0  1  2
CLOUDS           FW FW CL CL CL FW FW B1 FW FW FW CL SC SC B2 B2 B2 B2 B2 B1 B1
CLOUDS(%)        25 15  5  3  5  6 22 59 17 11  6  0 40 40 79 79 78 78 73 63 58
VSBY             10 10 10  1  1 10 10 10 10  6  6  5  7 10 10 10 10            
POP 12HR                     20          40           5          70          70
RAIN SHWRS       IS                   SC             IS IS NM NM NM NM IS IS SC
TSTMS            IS                   IS                IS SC SC IS            
Obvis                     PF PF                                                
MIX HGT          <1 <1 <1 <1 <1  4  7  4 <1 <1 <1 <1 <1  4  5  1 <1            
T WIND DIR       SW  W NW  N NW NW NW NW NW NW  W  W  W NW  W  W  W            
T WIND SPD        3  3  2  3  2 13 13 14  2  2  2  3  4 11 17 19 11            
DISPERSION       VP VP VP VP             VP VP VP VP             VP VP VP VP   
ADI               2  2  1  2  2 69117 56  1  1  1  2  4 54 68 37  5            
MAX LVORI         3  5  5  6  6  1  1  1  3  4  5  7  5  1  1  1  4            
STABILITY         G  G  G  G  A  A  A  C  G  G  G  G  A  A  C  B  F            
CEILING              None  None  None  None  None  None  None  4600 35000      
STA PRES            28.50 28.52 28.52 28.47 28.46 28.43 28.42 28.34            


Date           09/06Mon 09/07/26Tue 09/08/26Wed 09/09/26Thu 09/10/26
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       82      59      81      57      85      59      91      67      94
TEMP          78 73 63 61 78 72 61 59 83 75 64 62 89 80 69 68 91 79
DEWPT         66 63 61 60 62 60 58 58 62 61 59 59 65 64 63 64 67 66
RH            67 71 93 97 58 66 90 96 49 62 84 90 45 58 81 87 45 64
WIND SPD          <15     <15     <15     <15     <15     <15     <15     <15     <15
AVG CLOUDS    B1 B1 SC SC SC SC FW SC SC SC SC SC FW SC FW FW FW SC
POP 12HR           30      10       5       0      20       0       5       5      10
RAIN SHWRS    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