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EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Blacksburg VA
501 AM EST Sun Dec 28 2025

VAZ018-282100-
RAWS 444002
37.56N  80.18W Elev. 2702 ft
501 AM EST Sun Dec 28 2025

Date             Sun 12/28/25            Mon 12/29/25            Tue 12/30/25
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                 53          42          56          21          32
TEMP             36 40 48 51 48 47 46 45 43 50 42 35 28 26 24 23 22 26 31 29 25
DEWPT            36 40 42 43 44 46 46 45 43 37 23 17 12 11 10  9  8  9  8  7  5
MAX/MIN RH                   73         100          45          57          38
RH              100100 80 74 86 96100100100 61 46 47 50 52 54 54 54 48 37 39 42
WIND DIR          S  S  S  S  S SW SW SW  W  W  W  W  W  W  W  W NW NW NW  W  W
WIND SPD          2  2  4  5  4  6  8 10 13 16 16 14 16 18 20 21 20 17 12 11 10
WIND GUST                                40 44 46 46 49 52 55 56 56 48 39 35 35
CLOUDS           OV OV OV B2 B2 B2 B2 B2 B1 B1 FW SC SC SC B1 SC SC SC FW FW FW
CLOUDS(%)        88100 89 83 83 80 77 81 63 60 18 40 40 48 55 50 38 29 11  7 15
VSBY              5  9 10 10 10  8  8  7  7  7  7 10 10 10 10 10 10 10 10 10 10
POP 12HR                     10          20          40          10           5
DRIZZLE              ?                                                         
RAIN                                S  S                                       
RAIN SHWRS                               IS SC SC                              
Obvis            PF                                                            
MIX HGT          <1 <1  1  1 <1 <1 <1  1  2  4  4  4  3  3  3  3  2  3  3  3  2
T WIND DIR        S  S  S  S  S  S SW SW SW  W  W  W  W  W  W NW NW NW NW  W  W
T WIND SPD        5  6  6  8  6  6  8 10 10 35 44 42 41 42 42 43 40 36 31 25 26
DISPERSION                   VP PR PR FR             GD GD GD GD             FR
ADI               4  8 11 11  5  5  7  9 19 94130119 56 57 57 59 86 86 77 64 18
MAX LVORI         9  8  4  4  5  9  8  8  5  1  1  1  1  1  1  1  1  1  1  1  2
STABILITY         C  D  D  D  E  E  D  D  D  D  D  D  D  D  D  D  D  D  D  D  E
CEILING                 0  1400   600   900  None  None  None  None  None  None
STA PRES            27.83 27.70 27.60 27.44 27.44 27.51 27.61 27.62 27.70 27.70


Date          Wed 12/31/25Thu 01/01/26Fri 01/02/26Sat 01/03/26
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       24      42      29      43      27      43      27      48
TEMP          24 25 40 36 32 30 42 34 31 27 41 31 29 28 46 41
DEWPT          6  6 13 15 19 20 22 20 19 17 16 15 14 17 24 27
RH            45 44 33 42 58 66 44 56 61 65 36 51 53 63 42 57
WIND SPD          <15     <15     <15     <15     <15     <15     <15     <15
AVG CLOUDS    FW FW SC SC SC B1 B1 B1 B1 SC FW SC SC B1 B1 SC
POP 12HR            0       0      20      20      10       0      20      30
FRZG RAIN                                             S      
RAIN                                                     C  C
SNOW                          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