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EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Blacksburg VA
131 AM EDT Thu May 7 2026

NCZ006-080800-
RAWS 310801
36.37N  79.29W Elev. 580 ft
131 AM EDT Thu May 7 2026

Date           05/06/26      Thu 05/07/26            Fri 05/08/26            Sat
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          63          44          71          50
TEMP                   66 63 59 60 59 62 59 51 49 45 48 62 68 71 65 55 52 50 54
DEWPT                  64 63 59 59 54 52 52 49 45 41 43 43 42 43 46 45 45 46 51
MIN/MAX RH                  100          69          92          35          92
RH                     93100100 96 83 70 78 93 86 86 83 50 39 36 50 69 77 86 90
WIND DIR               SW  W NW  N NE NE  N  N NW NW  N  N SW  S  S  S  S  S SW
WIND SPD                3  2  1  3  5  4  0  0  2  1  0  0  3  5  2  2  2  3  4
CLOUDS                 OV OV OV OV OV B2 SC FW FW FW SC CL FW FW FW FW SC SC B1
CLOUDS(%)              93 91 92 92 90 72 48 16 22 23 32  4  6  9 20 19 35 42 55
VSBY                    6  6  3  3  4 10  9 10  8 10 10 10 10 10 10            
POP 12HR                    100          90           0           0           0
RAIN SHWRS             NM  O  O NM SC IS                                       
TSTMS                  IS IS                                                   
MIX HGT                <1 <1 <1  1  2  2 <1 <1 <1 <1 <1  4  5  6 <1            
T WIND DIR             SW SW  W  N NE NE  N NW NW NW SW NE SW SW  S            
T WIND SPD             16  6  5 11 14  9  3  2  4  2  1  2  5 11  5            
DISPERSION             VP VP             VP VP VP VP             VP VP VP VP   
ADI                     7  6  7 21 31 20  2  1  2  1  1 11 39 82  3            
MAX LVORI               6  8  8  5  4  3  4  7  6  6  5  2  1  1  2            
STABILITY               F  D  B  C  C  C  F  G  G  G  A  A  A  A  G            
CEILING                     400   400  1600  None  None  None  None  None      
STA PRES                  29.19 29.22 29.22 29.30 29.36 29.42 29.32            


Date           05/09Sun 05/10/26Mon 05/11/26Tue 05/12/26Wed 05/13/26
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       78      54      81      58      75      45      73      51      80
TEMP          75 72 58 58 78 74 64 60 72 67 50 49 70 66 55 55 77 73
DEWPT         55 56 54 56 59 61 61 59 54 47 43 43 43 47 46 49 53 54
RH            50 57 86 93 52 64 90 96 53 49 77 80 38 50 72 80 43 51
WIND SPD          <15     <15     <15     <15     <15     <15     <15     <15     <15
AVG CLOUDS    SC FW FW SC B1 B1 B2 B2 B1 B1 FW FW FW FW SC SC B1 SC
POP 12HR            5       5      40      60      40      10       5      10      20
RAIN SHWRS                IS SC NM SC SC SC                   IS   
TSTMS                        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