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EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Blacksburg VA
801 PM EDT Fri May 1 2026

NCZ006-020800-
RAWS 310801
36.37N  79.29W Elev. 580 ft
801 PM EDT Fri May 1 2026

Date           05/01/26      Sat 05/02/26            Sun 05/03/26            Mon
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                 49          63          39          69          45
TEMP                55 53 52 51 55 58 62 58 49 45 41 45 58 64 67 61 50 49 46 51
DEWPT               47 47 42 40 40 39 37 37 35 32 32 34 34 33 34 37 38 39 40 44
MIN/MAX RH                   79          38          71          29          81
RH                  74 80 69 66 57 49 39 45 58 60 70 65 40 31 29 41 63 68 79 77
WIND DIR             S NW  N  N  N  N  N  N NW NW NW NW NW  W  W SW  S SW SW SW
WIND SPD             3  1  4  4  6  6  5  1  2  2  2  2  4  5  5  1  2  2  2  3
CLOUDS              B1 B2 OV OV OV OV B1 SC FW FW FW FW FW CL CL FW FW FW FW FW
CLOUDS(%)           68 82 88 93 95 96 65 39 17 10  9 16  8  4  3  7  6 10 11 19
VSBY                10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10            
POP 12HR                     30          50           5           0           0
RAIN SHWRS                   SC SC SC IS                                       
MIX HGT             <1 <1 <1  1  3  4  5 <1 <1 <1 <1 <1  6  7  7 <1            
T WIND DIR           S  W  N  N  N  N  N  N NW NW NW NW NW  W  W SW            
T WIND SPD           3 13 16 16 19 13 17  1  2  2  2 17 13 13 14  2            
DISPERSION          VP VP VP             VP VP VP VP             VP VP VP VP   
ADI                  2  1  6 25 50 33 90  1  2  2  2  6 94 94110  2            
MAX LVORI            3  4  3  3  1  1  1  2  3  3  3  3  1  1  1  2            
STABILITY            F  F  E  C  C  C  B  G  G  G  G  A  A  A  A  G            
CEILING             21300  8300  4600  9200  None  None  None  None  None      
STA PRES            29.27 29.26 29.31 29.25 29.33 29.43 29.47 29.39            


Date           05/04Tue 05/05/26Wed 05/06/26Thu 05/07/26Fri 05/08/26
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       79      53      82      60      83      60      79      48      74
TEMP          75 70 58 57 80 76 63 62 78 77 65 62 75 69 53 51 70 67
DEWPT         45 48 49 50 48 49 53 54 56 57 58 60 59 48 45 44 42 42
RH            34 45 72 77 33 39 70 75 47 50 78 93 58 47 74 77 36 40
WIND SPD          <15     <15     <15     <15     <15     <15     <15     <15     <15
AVG CLOUDS    FW SC SC SC FW SC SC SC B1 B1 B2 B2 B2 B1 SC SC FW SC
POP 12HR            5       0       0      20      40      60      60      20      10
RAIN SHWRS                         IS SC SC SC NM NM SC IS IS      
TSTMS                                    IS 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