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EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Blacksburg VA
501 AM EST Fri Dec 5 2025

VAZ020-052100-
RAWS 441801
37.99N  79.76W Elev. 2160 ft
501 AM EST Fri Dec 5 2025

Date             Fri 12/05/25            Sat 12/06/25            Sun 12/07/25
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                 31          25          44          26          42
TEMP             25 26 30 30 30 29 29 28 28 34 42 41 35 32 30 28 27 34 41 39 35
DEWPT            22 22 23 24 24 24 24 24 24 27 28 29 26 25 23 22 23 28 30 30 29
MAX/MIN RH                   73          90          57          81          64
RH               88 85 75 78 78 81 81 85 85 75 57 62 69 75 75 78 85 78 65 70 78
WIND DIR          E SE  S  S SW SW  W  W  W  W  W  W  W  W NW NW NW  S  S  S SW
WIND SPD          2  2  1  1  1  1  2  2  2  2  2  2  2  2  2  2  2  1  2  2  2
CLOUDS           OV OV OV B2 B2 B2 B2 B1 B1 SC SC B1 SC SC SC SC B1 B2 B1 B1 B1
CLOUDS(%)       100 94 92 87 76 86 86 61 52 42 48 59 42 36 35 46 57 72 68 60 57
VSBY              1  2  5  5  1  1  2  2  2  2  6 10 10 10 10 10 10 10 10 10 10
POP 12HR                     70           0           0           0          30
RAIN                                                                       S  S
SNOW              L  S                                                         
MIX HGT          <1  1  1 <1 <1 <1 <1 <1 <1  1  2  2 <1 <1 <1 <1 <1 <1  2  1 <1
T WIND DIR       SE SE  S NW  W SW  W  W  W  W  W  W  W  W NW  W NW  S  S  S SW
T WIND SPD        8  9  4  1  1  1  1  3  4  9 10 13  9  3  2  2  1  5 11  9  2
DISPERSION                   VP VP VP VP             VP VP VP VP             VP
ADI               9 12  7  1  1  1  1  2  4 14 29 28  4  2  1  1  1  6 33 15  1
MAX LVORI         5  4  4  4  4  6  6  6  5  4  2  2  3  3  3  4  6  4  1  3  4
STABILITY         D  C  C  C  F  F  F  F  C  B  B  C  F  G  G  F  C  C  C  C  F
CEILING               600  1200  1900   700  None  None  None  None  7100  1400
STA PRES            27.85 27.74 27.73 27.70 27.69 27.67 27.77 27.80 27.79 27.70


Date          Mon 12/08/25Tue 12/09/25Wed 12/10/25Thu 12/11/25
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       26      33      18      40      27      44      33      39
TEMP          32 27 32 24 21 20 38 32 29 29 43 37 37 34 38 30
DEWPT         26 20 17 13 12 13 20 21 21 22 28 27 29 27 22 17
RH            78 74 53 62 68 74 48 63 72 75 55 67 72 75 52 58
WIND SPD          <15     <15     <15     <15     <15     <15     <15     <15
AVG CLOUDS    B1 B1 SC SC SC SC SC FW SC B1 B1 B2 B2 B2 B1 SC
POP 12HR           20      10       5       5       0      20      30      30
RAIN           S                                S  C  C  C  C
SNOW                                                        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