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

VAZ024-262000-
RAWS 441631
37.63N  79.51W Elev. 865 ft
801 AM EDT Wed Aug 26 2026

Date             Wed 08/26/26            Thu 08/27/26            Fri 08/28/26
UTC 3hrly     09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00
EDT 3hrly     05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20

MAX/MIN TEMP                 88          66          91          65          88
TEMP                79 86 86 76 71 69 67 68 84 90 86 75 70 68 66 68 81 87 83 73
DEWPT               60 63 63 65 65 65 65 66 69 68 68 69 68 67 66 67 69 68 68 69
MAX/MIN RH                   43          95          49         100          53
RH                  52 46 46 69 81 87 93 93 61 49 55 82 93 97100 97 67 53 61 87
WIND DIR             N  S  S  S SW  N  N  N  S  S  S  S  N  N  N NW  N SW SW  N
WIND SPD             0  5  5  3  1  0  0  0  1  3  3  1  0  0  0  1  0  2  2  1
CLOUDS              FW B1 B1 B1 B1 SC SC SC B1 B1 B2 B2 B1 B1 SC B1 B1 B2 B2 B2
CLOUDS(%)           20 63 58 63 56 40 48 43 61 59 72 80 67 59 49 53 69 81 79 76
VSBY                10 10 10 10  9  8  8  9 10  7  7  7  7  7  7 10 10 10 10 10
POP 12HR                      0          10          50          40          60
RAIN SHWRS                                  IS SC SC SC SC             NM NM IS
TSTMS                                          SC SC SC IS             SC SC IS
MIX HGT              3  6  5 <1 <1 <1 <1 <1  3  6  4 <1 <1 <1 <1 <1  3  5  3 <1
T WIND DIR           S  S  S  S SE SE SE  S  S SW  S  S  S SW  W NW NW NW  W  N
T WIND SPD           9 12 11  8  3  2  3  6  4  9 10  6  2  2  2  4  4  2  3  2
DISPERSION                   VP VP VP VP             VP VP VP VP             VP
ADI                 35 56 46  4  2  1  2  7 17 61 44  3  1  1  1  5 17 16 13  1
MAX LVORI            1  1  1  3  5  6  7  6  2  1  1  5  8 10 10  9  3  2  2  6
STABILITY            A  C  C  F  F  G  F  A  B  B  B  F  F  F  F  B  B  A  B  F
CEILING              None  4200  None  None  None  2700  2800  None   300 10900
STA PRES            28.61 28.54 28.53 28.52 28.52 28.47 28.48 28.51 28.57 28.54


Date          Sat 08/29/26Sun 08/30/26Mon 08/31/26Tue 09/01/26
UTC 6hrly     06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
EDT 6hrly     02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20

MIN/MAX TEMP       65      86      65      89      67      94      69      95
TEMP          67 67 85 75 68 68 87 79 70 69 92 83 72 71 93 84
DEWPT         67 66 68 68 67 67 68 68 68 68 67 68 68 68 68 69
RH           100 97 57 79 97 97 53 69 93 97 44 61 87 90 44 61
WIND SPD          <15     <15     <15     <15     <15     <15     <15     <15
AVG CLOUDS    B2 B1 B1 B1 B1 SC SC SC SC FW FW FW SC FW FW SC
POP 12HR           20      20      10      10       0       5       5      10
RAIN SHWRS    IS IS    IS                                    
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