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EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Blacksburg VA
701 AM EST Thu Nov 20 2025

VAZ018-202100-
RAWS 444002
37.56N  80.18W Elev. 2702 ft
701 AM EST Thu Nov 20 2025

Date             Thu 11/20/25            Fri 11/21/25            Sat 11/22/25
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                 58          47          66          56          65
TEMP                49 56 57 51 49 50 50 51 56 63 65 60 59 60 58 56 60 64 60 51
DEWPT               45 48 48 46 46 46 46 48 54 57 58 55 54 55 54 52 54 51 47 42
MAX/MIN RH                   71          97          79          87          61
RH                  86 74 72 83 89 86 86 89 93 81 78 84 83 84 86 86 81 63 62 71
WIND DIR            SW  W  W  W  W  W  W SW SW SW SW SW SW  W  W  W  W  W NW NW
WIND SPD             4  4  3  2  2  2  2  2  2  3  3  3  3  4  4  4  5  5  4  3
WIND GUST                                            13 17 19 19 17 16         
CLOUDS              OV SC B1 B2 OV B2 OV OV OV OV B2 B2 B2 OV OV B1 B1 B1 SC SC
CLOUDS(%)          100 48 54 78100 84100100 90 91 78 84 84 88 88 61 61 62 34 36
VSBY                10 10 10 10 10  9  8  4  7  7  9  9  8  9 10  8  9  9  9  9
POP 12HR                      5          60          70          80          40
RAIN                                S  C  L  L  C  C  D  D  D  D  C  C  S  S   
MIX HGT             <1  2  2 <1 <1 <1 <1 <1 <1  1 <1 <1 <1 <1 <1 <1  1  2  2 <1
T WIND DIR           S  W  W SW  S  N  S SE SE SW  S  S SW SW  W  W NW NW NW NW
T WIND SPD           3  6 11  6  2  0  2  2  1  5  5  5  6 12 13 13 23 13 11 11
DISPERSION                   VP VP VP VP             VP VP VP VP             VP
ADI                  4 14 26  3  2  0  2  3  1 10  6  3  3  8  9 15 37 29 32  5
MAX LVORI            5  4  3  5  6  6  6  6  8  4  4  5  5  4  5  4  3  2  1  3
STABILITY            D  D  B  F  D  F  D  D  C  C  C  F  F  E  E  D  D  D  C  G
CEILING               100  None  1500  1000   400   600   600   800  1800  None
STA PRES            27.89 27.85 27.85 27.82 27.78 27.70 27.64 27.60 27.69 27.75


Date          Sun 11/23/25Mon 11/24/25Tue 11/25/25Wed 11/26/25
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       40      61      40      62      44      58      49      64
TEMP          44 41 60 48 44 40 61 48 45 45 55 52 51 49 63 52
DEWPT         38 34 36 36 34 33 38 36 35 38 46 45 46 46 50 44
RH            79 76 41 63 68 76 42 63 68 76 72 77 83 89 62 74
WIND SPD          <15     <15     <15     <15     <15     <15     <15     <15
AVG CLOUDS    SC SC FW FW FW SC SC B1 B2 B2 B2 B2 B2 B1 B1 B1
POP 12HR           10       5      10      10      20      40      60      20
RAIN                                      S  C  C  L  C  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