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

NCZ001-140800-
RAWS 310142
36.40N  81.46W Elev. 4608 ft
832 PM EDT Fri Mar 13 2026

Date           03/13/26      Sat 03/14/26            Sun 03/15/26            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                 37          57          42          53          42
TEMP                43 41 39 37 45 54 55 49 47 45 44 43 45 49 51 53 51 51 54 52
DEWPT               31 33 32 31 30 31 35 37 37 36 37 39 42 45 46 48 50 51 52 51
MIN/MAX RH                   77          42          88          76         100
RH                  62 73 76 79 55 41 47 63 68 70 76 86 89 86 83 83 96100 93 96
WIND DIR             W  W NW NW NW  W  S  S SE SE SE SE SE SE SE SE SE  S  S  S
WIND SPD            26 26 21 13 10  5  9 13 13 14 14 14 19 20 21 25 27 29 33 33
CLOUDS              CL FW FW SC SC SC FW FW FW FW SC B1 B2 B2 B2 OV OV OV B2 OV
CLOUDS(%)            5 19 22 46 41 27 19 12 10 11 41 68 74 77 82 88 88 90 84 98
VSBY                10 10 10 10 10 10 10 10 10 10 10 10 10 10 10  9  6  6 10   
POP 12HR                      0           0           0          40          70
RAIN SHWRS                                                 SC SC NM NM NM NM  O
MIX HGT              2  1  1 <1  1  3  5 <1 <1 <1 <1 <1  1  2  3  2            
T WIND DIR           W  W  W NW NW  W SW  S SE SE  S  S  S  S SE SE            
T WIND SPD          13 12 11 10 19 10  6 11  9 10 11 10 19 13 12 12            
DISPERSION          GD GD GD             FR FR GD GD             GD GD GD GD   
ADI                 15 14 10 11 37 40 28 10  8  9 10 11 28 28 31  0            
MAX LVORI            2  3  4  4  1  1  2  2  3  3  4  5  4  4  3  6            
STABILITY            D  D  D  D  C  B  C  D  D  D  D  D  D  D  D  A            
CEILING              None  None  None  None  None  None 24100   400   300      
STA PRES            26.65 26.68 26.77 26.77 26.80 26.76 26.76 26.66            


Date           03/16Tue 03/17/26Wed 03/18/26Thu 03/19/26Fri 03/20/26
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       52      14      23      14      38      27      49      37      54
TEMP          45 35 21 17 21 21 18 19 34 33 30 31 47 45 40 39 51 48
DEWPT         42 23 10  5  2  1  3  3  9 16 18 23 31 34 34 34 36 36
RH            89 61 62 58 43 41 51 49 35 49 60 72 53 65 79 82 56 63
WIND SPD          15>     15>     15>     <15     <15     <15     <15     <15     <15
AVG CLOUDS    OV B2 B2 B1 B1 SC SC B1 SC SC SC B1 SC FW FW FW SC B1
POP 12HR          100      20       5       0       5       5       5       5      20
RAIN SHWRS     O IS                                              IS
SNOWSHWRS        NM IS                                             
TSTMS         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