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EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Blacksburg VA
210 PM EDT Thu Jul 23 2026

VAZ018-240800-
RAWS 444002
37.56N  80.18W Elev. 2702 ft
210 PM EDT Thu Jul 23 2026

Date           07/23/26      Fri 07/24/26            Sat 07/25/26            Sun
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          74          63          78          63
TEMP          74 68 65 65 64 63 68 72 72 68 66 66 65 64 70 75 77 71 67 65 63 65
DEWPT         65 62 60 60 60 60 64 64 65 63 62 62 63 63 67 68 68 66 64 63 62 64
MIN/MAX RH                   92          75         100          73          96
RH            74 81 84 84 87 90 87 76 79 84 87 87 93 97 90 79 74 84 90 93 97 97
WIND DIR      SE SE  E  E  E  E SE SE SE SE SE SE  N SE SE SE  S  S  W  W  W NW
WIND SPD       4  3  2  1  2  2  4  4  4  2  1  1  0  1  2  2  2  1  1  1  1  2
WIND GUST        13                                                            
CLOUDS        B1 SC B1 B1 B1 B1 B2 B2 B1 B2 B1 B2 B2 B2 B2 B2 B2 B1 SC SC SC SC
CLOUDS(%)     51 46 57 67 66 69 73 82 69 83 68 79 81 83 86 73 73 57 48 43 45 39
VSBY          10 10 10  8  5  5 10 10 10 10 10 10 10 10 10 10 10 10            
POP 12HR                     20          20          50          60          20
RAIN SHWRS                   IS IS IS IS       SC    SC SC NM NM IS IS         
TSTMS                                                      SC SC               
Obvis                     PF PF                                                
MIX HGT        3  1 <1 <1 <1  1  2  3  3 <1 <1 <1 <1 <1  2  2  2 <1            
T WIND DIR     E SE SE  S  E  E  E  E  E  E  E  E  E  N  N NW NW NW            
T WIND SPD     8  4  5  3  3  5 11 10  9  6  4  4  4  2  2  6  9 11            
DISPERSION       VP VP VP VP             VP VP VP VP             VP VP VP VP   
ADI           23  2  3  2  2  9 32 31 27  3  2  2  2  2  5 20 21  5            
MAX LVORI      3  5  5  5  6  5  4  3  3  5  6  6  6  8  6  3  3  5            
STABILITY      C  F  F  F  F  B  C  C  C  F  F  F  F  B  B  B  B  F            
CEILING        None  1300  1000  1500   800  1600  1600   100  2500  None      
STA PRES      27.92 27.95 27.93 27.94 27.90 27.89 27.86 27.87 27.80            


Date           07/26Mon 07/27/26Tue 07/28/26Wed 07/29/26Thu 07/30/26
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      64      88      68      89      67      85      63      86
TEMP          83 74 66 67 85 78 70 70 85 78 71 69 83 75 66 66 83 76
DEWPT         68 67 63 65 67 68 65 67 70 69 66 65 65 63 60 61 63 64
RH            61 79 90 93 55 71 84 90 61 74 84 87 55 66 81 84 51 66
WIND SPD          <15     <15     <15     <15     <15     <15     <15     <15     <15
AVG CLOUDS    SC B1 SC FW SC B1 B1 B1 SC B1 B1 SC SC SC FW FW FW SC
POP 12HR           30      10      10      30      30      30      20      10      20
RAIN SHWRS       SC             SC IS    SC SC       IS          IS
TSTMS            SC             IS       SC IS       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