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EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Blacksburg VA
245 PM EDT Fri Jul 17 2026

NCZ003-180800-
RAWS 310302
36.35N  80.48W Elev. 1076 ft
245 PM EDT Fri Jul 17 2026

Date           07/17/26      Sat 07/18/26            Sun 07/19/26            Mon
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                 73          89          71          90          68
TEMP          93 89 79 75 73 75 87 89 84 81 75 73 72 73 83 88 85 80 73 70 68 70
DEWPT         67 69 69 68 68 70 72 69 70 71 71 71 70 71 72 71 72 71 70 70 68 70
MIN/MAX RH                   84          52          94          56         100
RH            43 52 72 79 84 84 61 52 63 72 87 93 93 93 70 57 65 74 90100100100
WIND DIR       E SE  E NE  N NW SW SW  W SW  W  W  W  W  W  W  W NW NW  N  N NE
WIND SPD       2  1  2  2  2  2  4  9  6  5  4  4  4  4  4  4  3  3  3  3  4  4
CLOUDS        SC SC SC B1 SC SC SC B1 B1 B1 SC SC FW B1 B1 B2 B2 B1 B1 SC SC SC
CLOUDS(%)     33 28 37 65 40 26 33 65 65 60 39 31 25 56 55 74 74 61 61 31 41 50
VSBY           4  4  5  5 10 10 10  6  6  7  7 10 10 10 10  6  6  7            
POP 12HR                      5          50          20          60          40
RAIN SHWRS                         SC SC IS                NM NM SC SC         
TSTMS                              SC SC IS                SC NM SC IS         
Obvis          K  K  K  K                                                      
MIX HGT        7 <1 <1 <1 <1 <1  4  6  3 <1 <1 <1 <1 <1  4  6  5 <1            
T WIND DIR    SE  W  N  W  W NW  W SW SW SW NW  W  W  W NW  W  W  W            
T WIND SPD     5  4  3  2  3  2 11 12 11  2  4  4  3  4 12 14 11  9            
DISPERSION       VP VP VP VP             PR VP VP VP             VP VP VP VP   
ADI           45  2  2  1  2  2 59 57 36  2  2  2  2  4 58101 61  4            
MAX LVORI      1  2  3  4  5  5  1  1  1  3  5  6  7  6  1  1  1  3            
STABILITY      A  G  G  F  G  A  A  C  C  E  F  F  F  C  B  B  B  F            
CEILING        None  None  None  None  3600  None  None  8300  7100  None      
STA PRES      28.95 28.96 28.94 28.94 28.84 28.84 28.83 28.87 28.82            


Date           07/20Tue 07/21/26Wed 07/22/26Thu 07/23/26Fri 07/24/26
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       85      68      90      71      86      65      83      64      85
TEMP          83 81 71 70 87 84 74 72 84 79 68 66 80 78 66 66 82 79
DEWPT         71 71 70 70 71 70 70 71 71 68 64 63 63 63 62 63 64 64
RH            67 72 97100 59 63 87 97 65 69 87 90 56 60 87 90 55 60
WIND SPD          <15     <15     <15     <15     <15     <15     <15     <15     <15
AVG CLOUDS    SC B1 SC SC B1 B1 SC SC B1 B1 B1 SC SC FW SC SC SC B1
POP 12HR           40      20      20      20      50      30      10      20      20
RAIN SHWRS       SC IS       IS IS IS SC SC SC IS       IS       IS
TSTMS            SC IS       IS IS IS IS SC 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