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

VAZ018-270800-
RAWS 444002
37.56N  80.18W Elev. 2702 ft
131 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                 57          85          66          88          65
TEMP                   61 60 62 75 84 82 73 70 68 67 67 81 86 81 71 68 67 65 67
DEWPT                  54 54 55 60 63 63 63 63 63 63 64 67 67 67 66 65 64 63 64
MIN/MAX RH                   80          48          89          52          95
RH                     78 81 78 60 49 53 71 78 84 87 90 63 53 63 84 90 90 93 90
WIND DIR                N  N SW  S  S  S  S SW SW SW SW SW  S SW  W  W  W NW NW
WIND SPD                0  0  1  3  4  4  3  3  2  2  1  2  3  3  2  1  1  2  2
WIND GUST                                14                                    
CLOUDS                 FW FW B1 SC B1 B2 B2 B1 SC SC B1 B1 B1 B2 B2 B1 B1 SC B1
CLOUDS(%)              24 24 53 26 66 78 76 69 43 35 57 61 58 73 85 54 56 50 59
VSBY                   10  9  6 10 10 10 10  9  7  5  4 10  7  7  7  7  7  7 10
POP 12HR                      0           5          10          70          30
RAIN SHWRS                                                 SC SC SC SC         
TSTMS                                                      IS SC IS            
MIX HGT                <1 <1 <1  3  6  4 <1 <1 <1 <1 <1  3  6  3 <1 <1 <1 <1 <1
T WIND DIR             NE NW  W  S  S  S  S  S SE  S  S  W SW  S  S SW  W NW NW
T WIND SPD              2  1  1 11 11 11 10  3  1  3  4  6  5  9  9  3  3  3  4
DISPERSION             VP VP             VP VP VP VP             VP VP VP VP   
ADI                     1  1  1 44 52 45  5  2  1  2  5 28 37 34  4  2  2  2  5
MAX LVORI               4  4  4  1  1  1  3  4  6  6  5  2  1  1  5  7  7  7  6
STABILITY               G  G  B  A  C  C  F  F  F  G  B  B  B  B  F  F  F  F  B
CEILING                    None  None  2700  2800  None  2200  2300   700  None
STA PRES                  27.89 27.89 27.82 27.81 27.80 27.80 27.77 27.78 27.80


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       84      65      83      65      85      66      90      68      91
TEMP          83 71 66 66 82 71 67 67 84 73 68 68 89 76 70 70 90 76
DEWPT         67 65 63 63 67 66 64 65 67 66 64 65 67 66 64 65 68 67
RH            59 81 90 90 61 84 90 93 57 79 87 90 48 71 81 84 49 74
WIND SPD          <15     <15     <15     <15     <15     <15     <15     <15     <15
AVG CLOUDS    B1 B1 B1 B1 B1 B1 SC SC SC SC FW FW FW FW FW FW FW SC
POP 12HR           50      10      20      10      10       0       5       0      10
RAIN SHWRS       SC          IS                                    
TSTMS            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