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EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Blacksburg VA
301 AM EST Thu Dec 25 2025

NCZ003-252100-
RAWS 310302
36.35N  80.48W Elev. 1076 ft
301 AM EST Thu Dec 25 2025

Date             Thu 12/25/25            Fri 12/26/25            Sat 12/27/25
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                 67          43          44          44          68
TEMP          49 49 54 63 66 60 57 53 49 44 43 43 44 44 45 47 48 49 56 65 67 57
DEWPT         42 45 50 54 55 55 54 51 44 36 35 34 36 38 42 45 47 47 51 49 49 48
MAX/MIN RH                   67          92          70          96          51
RH            77 86 86 72 68 84 90 93 83 73 73 70 73 79 89 93 96 93 83 56 52 72
WIND DIR       S SW SW SW  W NW  N NE  E  E  E SE  S  S SW SW  W  W NW NW NW NE
WIND SPD       2  3  4  5  4  3  2  4 10  9  5  3  3  2  3  4  4  4  4  4  3  4
CLOUDS        B2 B2 SC B1 B1 B1 SC B1 OV OV OV OV OV OV B2 B1 SC B1 SC SC SC SC
CLOUDS(%)     74 85 48 67 55 62 48 54 89 96 91 93 95 94 86 57 47 64 41 41 35 29
VSBY          10 10 10 10 10 10 10  9 10 10 10  7 10  6  1  1  4 10 10 10 10 10
POP 12HR                     20          20          50          10           5
RAIN           S                          C  C  S  S                           
MIX HGT       <1 <1 <1  2  2 <1 <1 <1  1  2  2  2  1 <1 <1 <1 <1 <1 <1  4  3 <1
T WIND DIR    SE  S SW SW SW  N  N NE  E  E  E  E  S  S  S SW SW SW SW  W SW  S
T WIND SPD     1  3  5  6  8  2  5  6 13 13  8  3  3  4  6  6  4  3  2  4  5  3
DISPERSION    VP             VP VP VP FR             VP VP VP VP             VP
ADI            1  3  7 15 16  1  3  5 15 24 14  7  6  2  3  5  3  3  3 16 21  2
MAX LVORI      4  6  5  3  3  6  6  6  5  3  4  3  3  5  6  6  8  6  5  2  2  3
STABILITY      F  C  C  C  D  F  F  E  D  D  D  C  C  F  F  E  E  C  C  C  B  F
CEILING              3300 13900  None  1400  2700  1100   700  None  None  None
STA PRES            29.02 28.93 29.01 29.05 29.09 29.00 28.94 28.89 28.93 28.91


Date          Sun 12/28/25Mon 12/29/25Tue 12/30/25Wed 12/31/25
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       41      56      46      58      23      37      22      44
TEMP          46 41 52 51 50 51 54 42 31 24 35 31 24 23 41 36
DEWPT         44 40 42 44 47 48 40 24 15 10  7  8  9  9 11 15
RH            93 96 69 77 89 89 59 48 51 54 30 37 52 54 29 42
WIND SPD          <15     <15     <15     <15     15>     <15     <15     <15
AVG CLOUDS    B1 B2 B2 B2 B2 B2 B2 B2 B1 SC FW CL FW FW FW FW
POP 12HR            5      10      30      50       5       0       0       0
RAIN                          C  C  C                        

$$


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