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EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Blacksburg VA
301 PM EDT Wed Aug 26 2026

VAZ018-270800-
RAWS 444002
37.56N  80.18W Elev. 2702 ft
301 PM EDT Wed Aug 26 2026

Date           08/26/26      Thu 08/27/26            Fri 08/28/26            Sat
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                 65          88          64          86          65
TEMP          78 69 66 66 66 67 82 87 82 72 68 66 65 66 79 85 81 72 67 65 65 66
DEWPT         65 65 64 64 64 65 68 68 68 67 66 64 64 65 68 67 66 65 64 63 63 64
MIN/MAX RH                   93          52          97          54          94
RH            64 87 93 93 93 93 63 53 63 84 93 93 97 97 69 55 60 79 90 93 93 93
WIND DIR       S SW SW SW SW SW SW  S  E SW  W  W NW NW NW NW NW NW NW NW  N  N
WIND SPD       6  3  3  2  2  2  2  3  3  2  1  2  2  2  2  2  2  2  2  1  1  2
CLOUDS        B2 B2 SC FW SC SC SC B1 B2 B1 B1 SC SC B1 SC SC SC SC SC SC SC SC
CLOUDS(%)     78 76 45 25 32 39 30 63 73 62 64 46 37 57 36 43 45 42 38 29 31 43
VSBY          10 10 10 10  8  3 10 10 10  8  9  4  4 10 10 10 10 10            
POP 12HR                      5          60          30          10           5
RAIN SHWRS                         SC NM SC                                    
TSTMS                              SC SC IS                                    
Obvis                        PF                                                
MIX HGT        5 <1 <1 <1 <1 <1  4  6  2 <1 <1 <1 <1 <1  3  6  5 <1            
T WIND DIR     S  S  S SW SW  W  W SW SW  S SW  W NW  W NW  W NW  N            
T WIND SPD    13  6  3  3  2  1  9  5  5  5  4  2  3  3  5  8  6 11            
DISPERSION       VP VP VP VP             VP VP VP VP             VP VP VP VP   
ADI           58  3  2  2  1  1 47 38 16  3  2  1  2  4 23 60 42  5            
MAX LVORI      1  3  7  7  7  7  1  1  2  5  6  8  8  8  3  1  1  4            
STABILITY      C  F  F  G  G  A  A  B  B  F  F  F  G  B  A  A  A  F            
CEILING              None  None  None  3600  None  None  None  None  None      
STA PRES            27.82 27.81 27.82 27.77 27.78 27.81 27.86 27.83            


Date           08/29Sun 08/30/26Mon 08/31/26Tue 09/01/26Wed 09/02/26
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       85      65      87      66      91      68      91      70      91
TEMP          84 72 65 66 85 76 68 67 89 79 71 69 89 79 72 71 89 79
DEWPT         68 66 64 65 67 65 64 64 66 65 64 65 67 66 65 66 68 68
RH            59 81 97 97 55 69 87 90 47 62 79 87 48 64 79 84 50 69
WIND SPD          <15     <15     <15     <15     <15     <15     <15     <15     <15
AVG CLOUDS    SC SC FW FW SC FW FW FW FW FW FW FW FW SC FW FW FW SC
POP 12HR           10       5       5       0       5       0      10       5      20
RAIN SHWRS                                                       IS
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