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

NCZ001-270800-
RAWS 310142
36.40N  81.46W Elev. 4608 ft
801 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                 61          75          61          73          60
TEMP                62 62 62 62 68 72 71 64 63 62 61 61 67 72 69 63 62 61 61 61
DEWPT               61 61 60 61 62 63 63 62 62 61 60 61 62 62 63 61 61 60 59 60
MIN/MAX RH                  100          70          98          73          97
RH                  97 97 93 97 81 73 76 93 97 97 97100 84 71 81 93 97 97 93 97
WIND DIR             S  S SW  W  W  S  S  S  W  W  W NW NW NW NW NW  N  N  N NE
WIND SPD             5  6  5  5  4  4  3  3  4  5  5  5  2  2  2  2  3  4  3  3
CLOUDS              SC SC SC SC SC B1 B1 B2 B1 B1 B1 SC SC B1 B1 B1 SC SC SC SC
CLOUDS(%)           49 45 50 31 39 61 58 73 63 56 59 44 49 65 65 55 36 46 31 43
VSBY                10  9  5  6 10 10 10 10 10  4  2  3 10 10 10 10            
POP 12HR                     30          50          20          50           5
RAIN SHWRS                         SC SC IS IS       IS IS SC SC               
TSTMS                              SC SC IS             IS SC SC               
Obvis                     PF PF                PF PF                           
MIX HGT             <1 <1 <1 <1  4  4  2 <1 <1 <1 <1 <1  3  5  3 <1            
T WIND DIR          SW SW  S  S  W  W SW  S SW  W NW NW NW NW  N  N            
T WIND SPD           3  2  3  2  6  4  3  6  3  3  3  3  3  5  9  5            
DISPERSION          PR PR PR             VP VP PR PR             VP VP VP VP   
ADI                  2  2  2  2 32 17 10  3  2  2  2  3 13 32 33  3            
MAX LVORI            9 10  8  8  3  3  4  8  8  8  8  9  4  3  3  8            
STABILITY            E  E  E  A  A  C  B  F  E  E  E  A  A  B  B  F            
CEILING              None  None  None  1700   500  None  None   600  None      
STA PRES            26.76 26.74 26.76 26.73 26.74 26.76 26.80 26.77            


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       73      60      74      61      77      64      78      65      78
TEMP          71 64 61 60 71 66 62 62 73 69 65 64 75 70 66 65 75 69
DEWPT         63 62 61 60 62 62 61 61 62 62 61 61 62 63 62 61 63 63
RH            76 93100100 73 87 97 97 68 78 87 90 64 78 87 87 66 81
WIND SPD          <15     <15     <15     <15     <15     <15     <15     <15     <15
AVG CLOUDS    SC B1 SC SC SC SC FW SC FW SC SC FW FW SC SC FW FW B1
POP 12HR           50      20      20       0      20       0      20       5      40
RAIN SHWRS       SC IS       IS          IS          IS          SC
TSTMS            SC IS       IS          IS          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