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EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Blacksburg VA
401 PM EST Wed Dec 3 2025

WVZ043-040900-
RAWS 465401
37.53N  81.00W Elev. 2725 ft
401 PM EST Wed Dec 3 2025

Date           12/03/25      Thu 12/04/25            Fri 12/05/25            Sat
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                 26          36          25          32          31
TEMP             28 27 27 27 26 31 34 33 27 26 26 26 27 29 31 32 32 32 32 31 32
DEWPT            24 23 24 23 23 25 24 24 23 22 21 22 25 27 27 29 30 30 31 30 32
MIN/MAX RH                   88          66          92          85          99
RH               85 85 88 85 88 78 66 69 85 85 81 85 92 92 85 88 92 92 96 96100
WIND DIR          W  W  W  W  W  W NW NW  N NE  E SE SE SE SE SE SE  S SW  W  W
WIND SPD          2  2  2  3  4  6 10  6  3  2  2  4  5  5  5  4  2  2  2  2  2
CLOUDS           FW FW FW FW SC SC B2 B1 B1 B2 OV B2 OV OV OV OV OV OV OV B2 B2
CLOUDS(%)        16 18 19 22 42 46 70 62 58 72 92 86 93 96 94 90 92 89 89 82 81
VSBY             10 10 10 10 10 10  9 10 10 10  8  4  2  4 10 10 10            
POP 12HR                      0           5          60          80          40
FRZG RAIN                                                         C            
RAIN                                                                 S         
SNOW                                            S  C  L  D  C  C               
MIX HGT          <1 <1 <1 <1 <1  2  3  2 <1 <1 <1  1  1  1  1 <1 <1            
T WIND DIR        W  W  W  W  W  W NW NW  N  E SE SE SE SE  S SE SE            
T WIND SPD        4  2  5  5 10 14 14 12  8  2  6 10  9 10 10  4  3            
DISPERSION       VP VP VP VP             VP VP VP VP             VP VP VP VP   
ADI               2  1  3  3  8 37 33 26  4  1  3  7 13 15 15  5  2            
MAX LVORI         5  5  6  5  5  3  3  3  5  5  5  5  5  5  4  5  7            
STABILITY         G  G  G  G  C  C  D  D  F  F  F  E  D  D  D  D  F            
CEILING              None  None  None  1200   900  3900   100   700   700      
STA PRES            27.70 27.70 27.75 27.77 27.76 27.70 27.65 27.53            


Date           12/06Sun 12/07/25Mon 12/08/25Tue 12/09/25Wed 12/10/25
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       40      28      40      25      31      18      37      28      43
TEMP          38 35 30 28 37 34 28 25 30 26 21 20 36 32 30 29 41 38
DEWPT         33 31 28 28 31 29 26 24 22 19 17 17 24 24 26 26 29 28
RH            82 85 92100 79 82 92 96 72 74 84 88 61 72 85 88 62 67
WIND SPD          <15     <15     <15     <15     <15     <15     <15     <15     <15
AVG CLOUDS    B2 B2 B1 B1 B2 B1 B1 B2 B1 B1 B1 B1 B1 SC B1 B1 B1 B1
POP 12HR           10      20      20      40      20      10      10      20      30
FRZG RAIN               S                                          
RAIN                       S  S  C                             S  C
SNOW                                C  S  S              S  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