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EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Blacksburg VA
701 AM EST Wed Dec 10 2025

VAZ020-102100-
RAWS 441801
37.99N  79.76W Elev. 2160 ft
701 AM EST Wed Dec 10 2025

Date             Wed 12/10/25            Thu 12/11/25            Fri 12/12/25
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                 45          25          30          22          32
TEMP                36 42 41 35 33 31 27 25 27 29 27 24 23 22 23 23 27 30 31 29
DEWPT               25 29 31 30 25 22 17 15 14 14 14 14 13 14 15 17 20 23 25 25
MAX/MIN RH                   57          82          53          78          69
RH                  64 60 67 82 72 69 65 65 57 53 57 65 65 71 71 77 74 75 78 85
WIND DIR            SW SW SW  W  W NW NW NW NW  W  W  W  W  W  W SW SW SW SW SW
WIND SPD             5  5  6  8 10 10 10 10  9  8  6  6  5  5  4  4  3  4  4  4
WIND GUST           16 18 18 23 24 23 24 20 19                                 
CLOUDS              B2 B2 B2 B1 SC FW SC SC FW FW FW SC SC B1 B2 B2 OV OV B2 B2
CLOUDS(%)           82 80 85 56 29 24 36 26 17 25 25 31 39 59 78 80 89 88 84 78
VSBY                 8  7  4  3  4  3 10 10  2  3  3 10 10 10 10 10 10 10      
POP 12HR                     60          30           5          10          40
RAIN                    L  C  C                                                
SNOW                          C                                                
SNOWSHWRS                                                        SC SC SC SC IS
MIX HGT             <1  2  2 <1 <1  1  2  1  3  3  2 <1 <1 <1 <1 <1  1  2  1 <1
T WIND DIR          SW SW SW  W  W NW NW NW NW NW  W  W  W  W  W SW SW  W SW SW
T WIND SPD          10 19 17 16 18 16 33 36 34 29 25 11  8  8  5  6  8 14  6  5
DISPERSION                   PR FR FR FR             PR PR PR VP             VP
ADI                 13 36 29 14 12 11 22 49101 95 72  5  4  5  4  8 13 28 10  4
MAX LVORI            2  1  3  4  3  3  3  1  1  1  1  3  3  3  3  4  4  3  4  5
STABILITY            D  D  D  D  E  E  E  C  C  C  C  F  F  E  E  D  C  D  D  E
CEILING              5200  3900  None  None  None  None  None  3200   700   600
STA PRES            27.43 27.32 27.38 27.48 27.64 27.70 27.74 27.71 27.67 27.65


Date          Sat 12/13/25Sun 12/14/25Mon 12/15/25Tue 12/16/25
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       27      36      22      27       9      29      16      39
TEMP          30 28 35 29 28 26 25 16 12 10 27 21 20 21 37 31
DEWPT         26 25 25 25 25 23  9  4 -2  0  3  8  7  9 16 18
RH            85 88 66 85 88 88 50 58 52 63 35 56 56 59 42 58
WIND SPD          <15     <15     <15     <15     <15     <15     <15     <15
AVG CLOUDS    B2 B1 B1 B1 B1 B2 SC SC SC FW FW SC SC SC SC SC
POP 12HR           20       0      20      10       5       5       5       5
SNOWSHWRS     IS             IS                              

$$


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