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EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Blacksburg VA
731 PM EDT Fri Aug 28 2026

VAZ046-290800-
RAWS 441101
37.39N  78.80W Elev. 804 ft
731 PM EDT Fri Aug 28 2026

Date           08/28/26      Sat 08/29/26            Sun 08/30/26            Mon
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                 66          86          67          90          69
TEMP             78 71 69 67 67 78 83 84 77 70 68 67 68 81 87 89 82 74 72 70 71
DEWPT            68 68 67 66 66 67 67 67 68 68 68 67 68 70 70 68 69 68 68 68 69
MIN/MAX RH                   98          55         100          50          96
RH               71 90 93 97 97 69 59 57 74 93100100100 69 57 50 65 82 87 93 93
WIND DIR         NE NE NE NE NE NE  E  E  E SE  S  S  S SW  S  S  S  S SW SW SW
WIND SPD          3  2  2  4  6  8  6  5  3  3  1  1  1  3  5  5  4  4  3  4  3
CLOUDS           SC B1 B1 B2 B2 B1 B1 B1 FW SC SC FW SC SC FW FW FW FW FW FW FW
CLOUDS(%)        43 59 69 70 70 54 56 63 13 32 37 24 28 37 24 23 16 16 12 13  6
VSBY             10 10 10 10 10 10 10 10 10 10 10  6  6 10 10 10 10            
POP 12HR                     10          10          10           0           0
RAIN SHWRS                                                                     
TSTMS                                                                          
MIX HGT          <1 <1 <1 <1 <1  3  5  4 <1 <1 <1 <1 <1  3  6  5 <1            
T WIND DIR        E NE  N NE NE  E SE SE SE SE  S  S SW SW SW SW SW            
T WIND SPD       10  3  4  4 10  9  6  6  3  2  3  4  5 10  9  9  8            
DISPERSION       VP VP VP VP             VP VP VP VP             VP VP VP VP   
ADI               5  2  2  3 11 31 27 26  2  1  2  2  6 43 63 55  4            
MAX LVORI         4  7  9  9  7  3  2  2  3  7 10  9  9  3  1  1  3            
STABILITY         G  F  F  E  C  B  C  C  G  G  G  G  A  A  A  A  F            
CEILING              2600  6400  4000  None  None  None  None  None  None      
STA PRES            29.38 29.43 29.48 29.44 29.46 29.47 29.47 29.38            


Date           08/31Tue 09/01/26Wed 09/02/26Thu 09/03/26Fri 09/04/26
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       95      72      97      74      98      73      96      72      94
TEMP          93 84 74 74 94 86 76 75 95 88 77 74 94 85 74 73 91 83
DEWPT         67 67 67 68 67 68 68 69 68 68 68 69 68 69 68 68 68 68
RH            43 57 79 82 41 55 76 82 42 52 74 84 43 59 82 84 47 61
WIND SPD          <15     <15     <15     <15     <15     <15     <15     <15     <15
AVG CLOUDS    FW FW FW FW FW FW FW FW FW FW SC SC FW SC SC FW FW B1
POP 12HR            0       0       0       5      10      10      20      10      30
RAIN SHWRS                                           IS          SC
TSTMS                                                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