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

VAZ012-010900-
RAWS 447502
37.01N  81.18W Elev. 2540 ft
231 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                 18          40          27          38          29
TEMP                      21 22 29 38 38 31 31 30 29 32 34 37 38 32 30 31 30 32
DEWPT                     10 10 13 14 15 17 20 23 24 25 25 23 22 23 24 26 27 28
MIN/MAX RH                   63          35          81          53          88
RH                        62 59 51 37 38 56 63 75 81 75 69 56 52 69 78 81 88 85
WIND DIR                   W  W  W  W  W  W  W  W  W  W  W  W  W  W  W  W  W  W
WIND SPD                   6  6  6  6  6  6  6  8  9 20 18 16 12  9  6  5  4  5
WIND GUST                 18 18 19 17 17 17 20 21 21                           
CLOUDS                    B1 SC SC SC FW FW FW B1 B1 B1 B1 B1 SC SC SC SC B1 B2
CLOUDS(%)                 53 39 29 31 15  9 25 52 56 60 59 54 41 27 33 38 54 70
VSBY                      10 10 10 10 10 10 10 10 10  7 10 10 10 10 10 10 10 10
POP 12HR                     10           0          30           5           0
FLURRIES                  SC                         SC                        
SNOW                                         S  C  S                           
MIX HGT                    1  1  2  3  3  1  1  1  1  2  3  3  2 <1 <1 <1 <1 <1
T WIND DIR                 W  W  W  W  W  W  W  W  W  W NW NW  W  W  W  W SW SW
T WIND SPD                25 20 26 23 24 18 26 26 29 29 35 26 16  4  6 10  6  6
DISPERSION                PR             PR PR PR PR             PR PR PR VP   
ADI                       17 27 62 69 76  8 12 24 27 55 78 60 33  3  3  5  5  8
MAX LVORI                  2  2  1  1  1  2  2  3  3  3  1  1  1  3  4  4  5  4
STABILITY                  E  C  C  C  C  F  F  D  D  D  D  D  D  E  F  F  E  D
CEILING                          None  None  None  1200  1300  None  None  None
STA PRES                        27.07 27.02 26.98 26.99 27.07 27.11 27.15 27.11


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       49      31      49      25      49      27      54      34      54
TEMP          46 42 35 32 45 39 34 29 44 40 35 31 48 46 41 37 50 47
DEWPT         31 32 31 29 28 27 24 21 18 21 23 22 28 29 33 34 34 33
RH            55 67 85 88 51 62 66 72 35 46 61 69 46 51 73 89 54 58
WIND SPD          <15     <15     <15     <15     <15     <15     <15     <15     <15
AVG CLOUDS    B2 B2 B2 OV OV B2 B1 SC FW FW SC SC SC SC SC SC SC B1
POP 12HR            0       5      20       5       0       0       0       5       5
RAIN                       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