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EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Blacksburg VA
131 AM EDT Mon Jun 22 2026

VAZ024-230800-
RAWS 441631
37.63N  79.51W Elev. 865 ft
131 AM EDT Mon Jun 22 2026

Date           06/21/26      Mon 06/22/26            Tue 06/23/26            Wed
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                 64          93          65          87          59
TEMP                   68 65 70 86 91 86 78 71 69 67 69 79 84 86 79 67 62 59 64
DEWPT                  58 57 60 66 69 72 72 70 67 65 66 66 64 63 62 59 58 56 58
MIN/MAX RH                   74          49          99          47          90
RH                     70 75 71 51 49 63 82 97 93 93 90 64 51 46 56 75 87 90 81
WIND DIR                N  N  N SW SW SW  W  W  W  W NW NW NW NW NW  N NW NW NW
WIND SPD                0  0  0  6  8  5  2  1  1  2  3  5  5  5  4  2  1  1  1
WIND GUST                       18 18                            17            
CLOUDS                 SC B1 SC B1 B1 OV B1 B1 SC FW FW SC B1 B1 SC SC SC SC FW
CLOUDS(%)              42 55 42 54 67 89 58 61 44 22 16 39 52 52 26 27 29 30 12
VSBY                   10 10 10 10 10 10  7  6  9  9  9  9  9 10 10 10 10  8   
POP 12HR                      5          80          40          30           5
RAIN SHWRS                         SC  O SC SC             SC SC               
TSTMS                              SC NM SC                SC SC               
MIX HGT                <1 <1 <1  4  6  2 <1 <1 <1 <1  2  4  6  4 <1            
T WIND DIR              E  E  S SW SW  W SW  W  W NW  N  N  N  N  N            
T WIND SPD              2  2  3 21 21 11 12  4 10 11 18 13 12 12 12            
DISPERSION             VP VP             VP VP VP VP             VP VP VP VP   
ADI                     1  1  4 86100 31  6  2  5  5 42 68 55 70  6            
MAX LVORI               3  3  3  1  1  1  4  6  6  7  4  1  1  1  3            
STABILITY               F  F  A  C  C  C  F  F  F  G  A  A  C  A  F            
CEILING                    None  None  4100  None  None  None  None  None      
STA PRES                  28.45 28.42 28.38 28.40 28.45 28.53 28.55            


Date           06/24Thu 06/25/26Fri 06/26/26Sat 06/27/26Sun 06/28/26
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       88      61      89      64      91      64      90      66      93
TEMP          86 80 64 66 87 81 69 69 88 82 68 69 88 82 69 71 91 86
DEWPT         56 60 57 60 64 66 64 65 66 67 63 64 64 66 64 64 65 67
RH            36 51 78 81 46 60 84 87 48 61 84 84 45 58 84 79 42 53
WIND SPD          <15     <15     <15     <15     <15     <15     <15     <15     <15
AVG CLOUDS    FW FW CL FW SC B1 B1 SC SC B1 SC SC SC B1 SC SC SC B1
POP 12HR            0       0      40      30      50      20      30      20      30
RAIN SHWRS                IS SC SC IS IS SC IS    IS SC IS    IS SC
TSTMS                        SC IS       SC          SC IS       SC

$$


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