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EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Blacksburg VA
1231 AM EDT Sun May 3 2026

NCZ006-040800-
RAWS 310801
36.37N  79.29W Elev. 580 ft
1231 AM EDT Sun May 3 2026

Date           05/02/26      Sun 05/03/26            Mon 05/04/26            Tue
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                 37          68          43          78          54
TEMP                   43 39 42 55 64 67 61 50 46 44 49 67 76 78 72 63 59 55 57
DEWPT                  32 31 32 30 29 31 34 34 34 37 42 45 42 44 46 46 47 48 51
MIN/MAX RH                   73          25          80          29          82
RH                     65 73 67 38 27 26 36 54 63 76 77 45 30 30 39 54 64 77 80
WIND DIR               NW NW NW NW NW  W  S  S  S SW SW SW SW SW  S  S  S SW SW
WIND SPD                3  2  3  5  5  3  1  1  2  2  2  4  8  8  3  5  5  5  5
CLOUDS                 CL CL CL CL CL FW FW FW FW FW FW FW SC FW SC FW SC SC FW
CLOUDS(%)               4  2  2  2  3  6  8  7 10 14 15 21 29 22 30 23 30 27 12
VSBY                   10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10
POP 12HR                      0           0           5           5           5
MIX HGT                <1 <1  1  5  6  7 <1 <1 <1 <1 <1  4  6  7 <1            
T WIND DIR             NW NW NW NW NW  W SW  S  S SW SW  W SW SW  S            
T WIND SPD              5  5 21 13 11 10  2  4  5  4  4 12 13 17  4            
DISPERSION             VP VP             VP VP VP VP             VP PR PR PR   
ADI                     3  3 33 84 87 86  1  2  3  2  5 61 94129  2            
MAX LVORI               3  3  3  1  1  1  2  3  3  4  4  1  1  1  2            
STABILITY               G  G  A  A  A  A  G  G  G  G  A  A  B  B  G            
CEILING                    None  None  None  None  None  None  None  None      
STA PRES                  29.41 29.48 29.40 29.40 29.40 29.39 29.30            


Date           05/05Wed 05/06/26Thu 05/07/26Fri 05/08/26Sat 05/09/26
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       82      60      83      62      77      46      73      48      76
TEMP          81 77 64 62 78 78 67 63 72 66 50 49 69 65 51 52 73 68
DEWPT         49 50 55 57 60 60 62 63 62 50 43 42 40 43 42 46 50 51
RH            33 39 73 84 54 54 84100 71 56 77 77 35 45 71 80 44 54
WIND SPD          <15     <15     <15     <15     <15     <15     <15     <15     <15
AVG CLOUDS    FW SC B1 B1 B2 B2 B2 B2 B2 B2 SC FW FW SC SC SC B1 SC
POP 12HR            0      30      50      70      80      20      10      20      30
RAIN SHWRS             SC SC SC SC NM  O NM IS             IS IS SC
TSTMS                           IS SC IS SC                      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