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

NCZ003-270800-
RAWS 310302
36.35N  80.48W Elev. 1076 ft
331 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                 67          87          67          86          67
TEMP          83 76 70 68 67 68 77 84 83 75 70 69 67 68 79 84 81 74 69 68 67 67
DEWPT         68 68 67 68 67 68 70 70 70 70 70 69 67 68 69 69 69 70 69 68 67 67
MIN/MAX RH                  100          61         100          60         100
RH            61 76 90100100100 79 63 65 84100100100100 72 61 67 87100100100100
WIND DIR       S  S  S SW SW  W SW  S  W SE  W NW  W NW  N SW  S SW  N  N NE NE
WIND SPD       5  1  2  2  1  2  3  4  4  2  2  2  2  2  2  2  2  1  2  2  4  4
CLOUDS        B1 B1 B1 SC B1 B1 SC SC B1 B1 B2 B1 B1 B1 SC B1 B1 B1 B1 B1 B1 B1
CLOUDS(%)     61 69 53 43 54 52 47 44 57 69 76 61 56 55 45 64 60 66 64 52 55 51
VSBY          10 10 10 10  8  8 10 10 10 10  9  8  9 10 10 10 10 10            
POP 12HR                     10          40          40          40          20
RAIN SHWRS                            SC IS SC             SC SC IS IS         
TSTMS                                 SC IS IS             SC SC IS            
MIX HGT        6 <1 <1 <1 <1 <1  2  5  4 <1 <1 <1 <1 <1  3  5  3 <1            
T WIND DIR     S  S  S  S  S  S SW SW SW SW  W  W  W  W  W  W NW  S            
T WIND SPD    10  4  3  6  3  4  6  6  5  4  2  2  1  1  3  3  3  4            
DISPERSION       VP VP VP VP             VP VP VP VP             VP VP VP VP   
ADI           45  2  2  3  2  5 20 41 22  2  1  1  1  1 11 21 14  2            
MAX LVORI      1  3  7  9 10  9  3  1  3  5 10 10 10 10  3  2  3  5            
STABILITY      C  F  F  F  F  B  A  A  C  F  F  F  F  B  A  B  B  F            
CEILING              None  None  None  3000  2800 13200  None  3700  3700      
STA PRES            28.96 28.97 28.97 28.92 28.93 28.95 28.99 28.95            


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       84      66      85      68      90      70      92      71      92
TEMP          81 75 67 67 82 78 69 69 86 82 72 71 89 83 74 72 90 83
DEWPT         70 70 67 67 70 69 68 68 68 69 68 68 68 69 68 68 69 70
RH            69 84100100 67 74 97 97 55 65 87 90 50 63 82 87 50 65
WIND SPD          <15     <15     <15     <15     <15     <15     <15     <15     <15
AVG CLOUDS    B1 SC SC SC SC FW FW FW FW SC FW FW FW FW SC FW FW SC
POP 12HR           20      20      10       0       5       0       5       5      10
RAIN SHWRS       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