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EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Blacksburg VA
731 PM EDT Fri Jul 24 2026

VAZ024-250800-
RAWS 441631
37.63N  79.51W Elev. 865 ft
731 PM EDT Fri Jul 24 2026

Date           07/24/26      Sat 07/25/26            Sun 07/26/26            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                 62          80          61          88          62
TEMP             69 67 65 63 64 70 76 79 75 67 65 63 64 79 86 88 81 71 66 63 66
DEWPT            66 63 63 63 64 68 68 68 68 67 65 63 64 67 65 65 68 66 65 63 66
MIN/MAX RH                  100          68         100          46         100
RH               90 87 93100100 93 76 69 79100100100100 67 50 47 65 84 97100100
WIND DIR          N  N  N  N  N  E  E SE SE  N  N  N  N NW NW NW  N  N  N  N  N
WIND SPD          0  0  0  0  0  1  1  1  1  0  0  0  0  1  1  2  0  0  0  0  0
CLOUDS           OV OV B2 B2 B2 B2 B1 SC SC SC SC SC SC FW SC SC SC SC FW SC SC
CLOUDS(%)        92 89 79 82 84 84 64 28 33 30 39 36 27 10 27 30 33 27 18 34 46
VSBY              6  7  1  1  1 10 10 10 10  7  4  4  6  7  7  7  7 10 10 10   
POP 12HR                     70          20           5          10          10
RAIN              C  S  C  L  S                                                
Obvis                  PF  F PF                                                
MIX HGT          <1 <1 <1 <1 <1  1  2  3 <1 <1 <1 <1 <1  4  6  5 <1            
T WIND DIR        E  N NE  E  E SE SE SW  N NW NW NW NW  N NW NW  W            
T WIND SPD        3  1  2  2  4  5  4  1  2  2  2  2  3  5  3  4  1            
DISPERSION       VP VP VP VP             VP VP VP VP             VP VP VP VP   
ADI               2  1  1  1  5 11 12  4  1  1  1  1  3 26 25 27  1            
MAX LVORI         4  6  7 10  9  5  4  3  4 10 10 10  9  3  2  2  3            
STABILITY         F  F  F  F  B  B  B  A  G  G  G  G  A  A  A  A  G            
CEILING               400  2100   800  None  None  None  None  None  None      
STA PRES            28.63 28.60 28.59 28.54 28.52 28.49 28.46 28.40            


Date           07/27Tue 07/28/26Wed 07/29/26Thu 07/30/26Fri 07/31/26
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       91      67      92      66      90      63      90      64      90
TEMP          89 83 71 70 89 81 70 69 88 81 68 67 87 81 68 67 88 81
DEWPT         67 70 68 69 72 72 69 69 67 66 64 64 64 66 64 65 66 67
RH            48 65 90 97 57 74 97100 50 60 87 90 46 60 87 93 48 63
WIND SPD          <15     <15     <15     <15     <15     <15     <15     <15     <15
AVG CLOUDS    SC SC B1 B1 B1 B2 B1 FW FW SC FW FW FW SC SC FW FW SC
POP 12HR           10      30      60      30      10      10      10      10      20
RAIN SHWRS          SC IS SC NM SC                               IS
TSTMS               SC       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