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EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Blacksburg VA
831 PM EDT Tue May 5 2026

VAZ012-060800-
RAWS 447502
37.01N  81.18W Elev. 2540 ft
831 PM EDT Tue May 5 2026

Date           05/05/26      Wed 05/06/26            Thu 05/07/26            Fri
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                 55          70          51          63          37
TEMP                61 59 56 56 61 66 68 64 59 56 54 52 55 58 58 53 48 42 37 41
DEWPT               43 43 45 50 56 58 58 57 56 54 52 51 52 50 47 43 39 36 34 34
MIN/MAX RH                   86          63          99          67          88
RH                  51 55 66 80 84 75 70 78 90 93 93 96 90 75 67 69 71 79 89 76
WIND DIR             S SW  S SW SW  W  W  W  W NW NW NW NW NW NW NW NW NW NW NW
WIND SPD             6  9  8 10 10 10  9  3  2  1  2  2  2  3  4  4  4  3  2  2
WIND GUST                    24 25 24 23                                       
CLOUDS              SC B1 OV OV OV OV OV OV OV OV OV B2 B2 OV B2 B2 SC SC SC FW
CLOUDS(%)           46 60 94 96 92100 97 90 92 92 93 81 83 88 87 75 43 39 41 23
VSBY                10 10  6  6  6  6  6  3  3  6  6  6  6  6  6  7  7 10 10 10
POP 12HR                     70          90          90          70          20
RAIN SHWRS                NM NM SC NM  O  O  O  O  O NM NM NM NM IS IS         
TSTMS                              SC SC IS                IS                  
MIX HGT             <1 <1 <1 <1  3  3  3 <1 <1 <1 <1  1  2  3  3  1            
T WIND DIR           S  S  S  S SW  W  W  W  W  N  E NW  N NW NW NW            
T WIND SPD          11 18 10 10 12 19 29 13  5  5  4  4  2  6 14 13            
DISPERSION          PR PR PR             VP VP VP VP             VP VP VP VP   
ADI                  8 12  7 11 37 57 88  6  3  3  2  7  6 22 51  9            
MAX LVORI            2  2  3  4  3  3  1  4  6  6  8  8  6  3  1  3            
STABILITY            E  E  E  C  C  C  C  F  F  F  F  B  B  B  C  E            
CEILING              None  4600   700  1100  1300   600   600  2100  None      
STA PRES            27.13 27.08 27.10 27.13 27.15 27.10 27.05 27.07            


Date           05/08Sat 05/09/26Sun 05/10/26Mon 05/11/26Tue 05/12/26
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       68      43      71      47      77      51      69      40      67
TEMP          62 59 46 47 68 63 49 50 75 68 56 53 67 58 44 42 64 58
DEWPT         34 38 40 42 46 47 46 47 48 52 52 50 47 42 38 37 36 36
RH            35 45 79 83 45 56 89 89 38 57 86 89 49 55 79 82 35 44
WIND SPD          <15     <15     <15     <15     <15     <15     <15     <15     <15
AVG CLOUDS    FW FW SC SC B1 SC FW FW FW B1 B1 B2 B2 B2 SC FW FW SC
POP 12HR            5       5      10       5      30      60      60      20      10
RAIN SHWRS                               SC SC NM NM SC IS         
TSTMS                                    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