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EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Blacksburg VA
801 PM EDT Thu Aug 27 2026

VAZ018-280800-
RAWS 444002
37.56N  80.18W Elev. 2702 ft
801 PM EDT Thu Aug 27 2026

Date           08/27/26      Fri 08/28/26            Sat 08/29/26            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                 64          83          63          83          65
TEMP                67 66 64 65 78 83 79 70 66 65 64 64 76 82 80 71 68 66 66 66
DEWPT               66 65 64 65 69 68 68 66 65 64 63 64 68 68 68 66 65 65 65 66
MIN/MAX RH                  100          61          99          62         100
RH                  97 97100100 74 61 69 87 97 97 97100 76 63 67 84 90 97 97100
WIND DIR            NW  W NW NW  N  N  N  N  N  N  N  N  E SE SE SE SE  N  N  N
WIND SPD             1  1  2  2  2  2  2  1  1  1  1  2  2  3  3  2  1  0  0  0
CLOUDS              SC B1 B1 SC B1 B1 B1 B1 B1 SC SC B1 B1 SC SC SC SC SC SC SC
CLOUDS(%)           50 53 54 49 51 63 55 64 58 44 40 64 52 38 32 29 39 32 30 41
VSBY                 8  5  2  1 10 10 10 10  9 10 10 10 10 10 10 10            
POP 12HR                     30          50          20          10           0
RAIN SHWRS          SC             SC SC    IS                                 
TSTMS               IS             SC SC                                       
Obvis                  PF PF PF                                                
MIX HGT             <1 <1 <1 <1  3  5  3 <1 <1 <1 <1 <1  3  5  4 <1            
T WIND DIR          SE  W NW NW  N  N  S  W NW NW NW  N  N  N  N  E            
T WIND SPD           2  1  2  1  2  2  4  5  2  3  3  2  4  1  0  6            
DISPERSION          VP VP VP             VP VP VP VP             VP VP VP VP   
ADI                  1  1  1  1  9 13 18  3  1  2  2  2 16  7  0  3            
MAX LVORI            8  9 10 10  3  2  3  6  8  8 10  9  3  3  4  5            
STABILITY            G  F  F  A  A  B  B  F  F  F  G  B  B  A  A  G            
CEILING              4700  None  None  2900  2700  None  None  None  None      
STA PRES            27.81 27.81 27.86 27.83 27.86 27.90 27.94 27.93            


Date           08/30Mon 08/31/26Tue 09/01/26Wed 09/02/26Thu 09/03/26
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       88      66      90      69      92      70      92      69      90
TEMP          86 76 68 68 88 79 71 70 90 80 73 72 90 79 73 70 88 78
DEWPT         68 66 64 64 66 65 64 65 68 67 65 66 69 68 66 67 69 68
RH            55 71 87 87 48 62 79 84 49 65 76 81 50 69 79 90 54 71
WIND SPD          <15     <15     <15     <15     <15     <15     <15     <15     <15
AVG CLOUDS    SC FW FW FW FW FW FW FW FW FW FW FW FW FW SC FW SC SC
POP 12HR            5       0       0       0       5       5      20      10      30
RAIN SHWRS                                           IS          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