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EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Blacksburg VA
231 AM EDT Fri Mar 13 2026

NCZ005-140800-
RAWS 310540
36.38N  79.70W Elev. 858 ft
231 AM EDT Fri Mar 13 2026

Date           03/12/26      Fri 03/13/26            Sat 03/14/26            Sun
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                 33          58          41          67          44
TEMP                      33 34 47 54 58 55 50 48 44 41 55 64 66 60 53 50 46 45
DEWPT                     22 23 25 26 27 30 33 35 36 35 35 34 34 37 38 38 40 41
MIN/MAX RH                   65          30          80          29          85
RH                        63 64 42 34 30 38 52 60 73 79 47 32 30 42 57 63 79 86
WIND DIR                   S  S  S SW SW SW SW  W  W  W NW  S  S SE SE SE  E  E
WIND SPD                   2  4 12 18 19 12 10  6  5  3  3  3  3  3  4  4  4  3
WIND GUST                       23 29    24 20                                 
CLOUDS                    CL FW FW FW SC FW CL FW FW FW FW SC SC SC FW FW SC B1
CLOUDS(%)                  3  8  9 18 36 15  4  9 10 11 24 42 47 34 14 14 34 63
VSBY                      10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10   
POP 12HR                      0           0           0           0           0
RAIN SHWRS                                                                   IS
MIX HGT                   <1 <1  3  4  5  1 <1 <1 <1 <1  2  4  5 <1 <1 <1 <1 <1
T WIND DIR                 S  S  S SW SW SW SW SW SW  W NW  S  S SE SE SE SE SE
T WIND SPD                 2  4 19 26 33 13 10  8  4  2  4  2  8  4  4  6  5  4
DISPERSION                VP             FR FR PR PR             VP VP VP VP   
ADI                        1  5 64 74 98 15  7  4  2  2 10 10 43  2  2  3  3  4
MAX LVORI                  3  3  1  1  1  2  2  3  3  5  2  2  1  2  3  3  4  5
STABILITY                  G  B  C  D  D  D  E  F  F  B  B  B  B  G  F  F  F  C
CEILING                    None  None  None  None  None  None  None  None  None
STA PRES                  29.45 29.43 29.25 29.26 29.33 29.45 29.42 29.45 29.44


Date           03/15Mon 03/16/26Tue 03/17/26Wed 03/18/26Thu 03/19/26
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       69      59      69      31      45      25      49      33      60
TEMP          66 63 61 62 68 56 40 32 42 38 29 27 45 43 36 36 56 52
DEWPT         51 55 58 61 57 42 24 14  9  7 11 12 10 19 22 25 29 35
RH            58 75 90 97 68 59 52 47 25 27 46 53 23 38 56 64 35 52
WIND SPD          <15     <15     15>     <15     <15     <15     <15     <15     <15
AVG CLOUDS    B2 B2 B2 OV OV B1 SC FW SC SC FW SC SC B1 SC B1 B1 B1
POP 12HR           50      90      90      40       0       0       0       5       5
RAIN SHWRS    IS SC SC  O  O  O SC                                 
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