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

NCZ006-270800-
RAWS 310801
36.37N  79.29W Elev. 580 ft
231 AM EDT Wed Aug 26 2026

Date           08/25/26      Wed 08/26/26            Thu 08/27/26            Fri
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                 58          88          69          88          68
TEMP                      61 63 80 86 87 79 73 71 69 70 80 85 86 78 72 70 69 70
DEWPT                     56 59 67 66 65 67 67 68 69 70 72 72 71 71 70 70 69 70
MIN/MAX RH                   88          46         100          59         100
RH                        84 87 65 51 48 67 81 90100100 77 65 61 79 93100100100
WIND DIR                   N  N  S  S  S SE  S  S  S  N  S  S  S  S  S  N  N  N
WIND SPD                   0  0  2  4  4  1  2  2  1  0  3  4  4  2  1  0  0  0
CLOUDS                    FW FW SC SC B1 B1 SC B1 B1 B1 B1 B1 B1 B2 B1 B1 B1 B1
CLOUDS(%)                 18 18 39 41 58 60 48 54 52 65 53 61 66 82 65 64 58 68
VSBY                      10  9 10 10 10 10 10  9  8  7 10  7  7  7  7  7  7 10
POP 12HR                      0           0          10          50          40
RAIN SHWRS                                           IS IS SC SC SC SC       IS
TSTMS                                                      SC SC SC IS         
MIX HGT                   <1 <1  3  6  6 <1 <1 <1 <1 <1  3  5  4 <1 <1 <1 <1 <1
T WIND DIR                NE NE  S  S  S  S  S SE  S  S SW  S  S  S  S SW SW SW
T WIND SPD                 2  1  6  9 12  2  3  3  3  6  8 11 12  9 12 11  9  9
DISPERSION                VP             VP VP VP VP             VP VP VP VP   
ADI                        1  1 28 71 57  1  2  2  2  7 27 46 50  4  6  5  4 10
MAX LVORI                  5  6  2  1  1  3  5  7  8  8  3  1  1  4  6  9  9  8
STABILITY                  G  A  A  A  C  F  F  F  F  B  B  C  C  F  F  F  F  B
CEILING                    None  None  None  None  4000  None  3300 13700  1800
STA PRES                  29.45 29.45 29.38 29.38 29.38 29.39 29.33 29.35 29.37


Date           08/28Sat 08/29/26Sun 08/30/26Mon 08/31/26Tue 09/01/26
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       86      67      84      67      87      69      91      71      93
TEMP          85 75 69 69 82 76 69 69 84 80 71 71 89 83 74 73 91 85
DEWPT         72 72 69 69 72 72 69 69 72 72 70 70 71 71 70 70 70 71
RH            65 90100100 72 87100100 67 77 97 97 56 67 87 90 50 63
WIND SPD          <15     <15     <15     <15     <15     <15     <15     <15     <15
AVG CLOUDS    B2 B2 B2 B2 B2 B2 B2 SC B1 SC SC SC FW FW FW FW FW SC
POP 12HR           70      60      40      20      20       5       5       0       5
RAIN SHWRS    IS NM NM IS IS SC IS       IS                        
TSTMS            SC SC       SC          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