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EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Blacksburg VA
1231 AM EST Wed Dec 31 2025

NCZ001-010900-
RAWS 310142
36.40N  81.46W Elev. 4608 ft
1231 AM EST Wed Dec 31 2025

Date           12/30/25      Wed 12/31/25            Thu 01/01/26            Fri
UTC 3hrly     21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12
EST 3hrly     16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07

MIN/MAX TEMP                 16          32          26          32          27
TEMP                   16 17 19 22 29 30 28 28 28 28 27 26 29 31 28 28 29 30 32
DEWPT                   8  8  7  9 12 14 17 19 20 21 22 21 21 20 21 22 24 24 25
MIN/MAX RH                   70          47          83          65          81
RH                     70 67 59 57 48 51 63 68 71 75 81 81 72 63 75 78 81 78 75
WIND DIR                W  W  W  W  W  W  W  W  W  W NW NW  W  W  W  W  W  W  W
WIND SPD               19 23 29 26 21 21 29 36 37 43 42 33 20 17 16 13 12 13 13
WIND GUST                       40 32 32                43                     
CLOUDS                 SC SC FW SC FW FW FW FW SC B1 B1 B1 SC SC SC SC B2 B2 B2
CLOUDS(%)              31 40 16 32 20 18 13 20 44 67 68 69 50 47 43 32 70 71 77
VSBY                   10 10 10 10 10 10 10 10  9 10 10 10 10 10 10            
POP 12HR                      0           0          10           0           0
MIX HGT                 1 <1 <1  1  2  2 <1 <1  1  1  1  2  2  2  1            
T WIND DIR              W  W  W  W  W  W  W  W  W  W NW NW NW  W  W            
T WIND SPD             18 18 18 19 19 19 18 29 27 28 28 29 23 10  6            
DISPERSION             GD GD             GD GD GD GD             GD FR FR FR   
ADI                    16 16 20 31 37 36 16 27 25 26 42 58 46 21  6            
MAX LVORI               2  2  2  1  1  1  2  3  3  3  3  4  3  3  4            
STABILITY               D  D  D  D  D  D  D  D  D  D  D  D  D  D  D            
CEILING                    None  None  None  None     0   100  None  None      
STA PRES                  26.51 26.50 26.46 26.43 26.40 26.48 26.53            


Date           01/02Sat 01/03/26Sun 01/04/26Mon 01/05/26Tue 01/06/26
UTC 6hrly     18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
EST 6hrly     13 19 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19

MAX/MIN TEMP       43      36      44      30      44      32      45      33      42
TEMP          40 39 39 36 43 36 33 30 41 37 34 35 44 38 36 33 40 33
DEWPT         28 30 32 32 31 29 26 24 26 27 25 26 29 29 28 26 24 23
RH            62 70 76 85 62 75 75 78 55 67 69 69 55 70 72 75 52 66
WIND SPD          <15     <15     <15     <15     <15     <15     <15     15>     15>
AVG CLOUDS    B2 B2 B2 B2 B2 B1 SC FW FW SC SC SC B1 B1 B1 B1 B1 SC
POP 12HR            5      30      20       5       0       5       5      10      10
RAIN                 S  C  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