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EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Blacksburg VA
901 AM EST Thu Dec 4 2025

NCZ003-042100-
RAWS 310302
36.35N  80.48W Elev. 1076 ft
901 AM EST Thu Dec 4 2025

Date             Thu 12/04/25            Fri 12/05/25            Sat 12/06/25
UTC 3hrly     09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00
EST 3hrly     04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19

MAX/MIN TEMP                 49          29          32          28          46
TEMP                38 49 48 39 37 36 32 31 30 31 32 32 30 29 30 31 36 44 45 39
DEWPT               26 25 26 27 27 27 28 28 29 29 30 30 30 29 29 30 34 37 38 36
MAX/MIN RH                   41         100          83          99          76
RH                  62 39 42 62 67 69 85 88 96 92 92 92100100 96 96 92 76 76 89
WIND DIR            NW NW  N  N NE NE  E  E NE NE NE  E  N NW  W  W SW SW SW  W
WIND SPD             2  4  2  3  4  5  8  8  5  3  2  1  1  1  1  1  2  3  2  1
CLOUDS              SC B2 B2 B2 B2 OV OV OV OV OV OV B2 B2 B2 OV B2 B1 B1 B1 B1
CLOUDS(%)           30 74 87 84 80 99 98 98 92 93 89 83 76 82 88 82 66 67 67 62
VSBY                10 10 10 10 10  6  3  3  4  4  5  6  4  4  4  2  4 10 10 10
POP 12HR                      5          90          90          10          10
FRZG DRZL                                          C  S  S  S  S               
SNOW                                C  D  D  D  C  S                           
MIX HGT              1  2 <1 <1 <1 <1 <1  1  1  1 <1 <1 <1 <1 <1 <1 <1  2  1 <1
T WIND DIR          NW NW  N  N NE NE  E  E NE NE NE  E  S  W  W  W SW SW SW SW
T WIND SPD           4  6  3  2  6 10 10 12  9  6  4  2  1  1  1  2  3  5  6  4
DISPERSION                   VP VP PR PR             VP VP VP VP             VP
ADI                  6 14  4  1  5  7  9 18 13 10  4  1  1  1  1  2  3 12 10  2
MAX LVORI            3  2  2  3  3  3  4  5  5  5  6  7  9 10  9 10  6  4  4  6
STABILITY            B  D  C  F  E  E  D  D  D  C  C  F  F  F  F  C  C  C  C  F
CEILING                    6300  5100  1400   500   800  1100  9300  1400   600
STA PRES                  29.08 29.11 29.07 29.03 28.93 28.93 28.90 28.90 28.86


Date          Sun 12/07/25Mon 12/08/25Tue 12/09/25Wed 12/10/25
UTC 6hrly     06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
EST 6hrly     01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19

MIN/MAX TEMP       31      45      33      37      21      39      27      47
TEMP          33 31 44 40 37 34 36 31 24 22 36 32 30 28 43 40
DEWPT         32 30 37 36 34 31 27 23 18 15 23 25 25 24 31 31
RH            96 96 76 85 89 89 69 72 77 74 59 75 81 85 62 70
WIND SPD          <15     <15     <15     <15     <15     <15     <15     <15
AVG CLOUDS    SC SC B1 B1 B1 B2 B2 B1 SC SC SC FW SC SC B1 B1
POP 12HR           20      30      30      30       5       5       5      10
FRZG RAIN      S  S                                          
RAIN           S  S  S  C  S  C  C                           
SNOW                             S                           

$$


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