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EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Blacksburg VA
731 PM EST Fri Nov 21 2025

WVZ043-220900-
RAWS 465401
37.53N  81.00W Elev. 2725 ft
731 PM EST Fri Nov 21 2025

Date           11/21/25      Sat 11/22/25            Sun 11/23/25            Mon
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                 54          58          38          54          33
TEMP                56 56 55 55 56 55 53 49 46 43 40 39 47 53 52 45 41 38 35 34
DEWPT               55 56 55 55 55 50 46 45 43 40 38 37 39 34 34 35 35 34 32 31
MIN/MAX RH                  100          76          97          47          93
RH                  96100100100 96 83 77 86 89 89 92 92 74 48 50 68 79 85 89 89
WIND DIR            SW SW  W  W  W  W NW NW NW  W  W  W  W  W  W  W  W NW  W SW
WIND SPD             5  5  6  8  8  9  6  4  2  2  3  3  5  9  8  4  2  2  2  2
WIND GUST              17 18 19                                                
CLOUDS              B2 B2 B2 B2 B1 B2 B1 B1 B1 SC SC SC FW FW CL CL CL FW FW FW
CLOUDS(%)           79 85 72 75 64 73 62 56 61 41 31 30 18  7  4  4  4  6 15 21
VSBY                 7  9  5  4  6 10  9  8  9 10 10 10 10 10 10 10 10 10 10 10
POP 12HR                     60          50           5           0           0
RAIN SHWRS          SC NM SC SC IS                                             
MIX HGT             <1 <1 <1 <1  2  2  2  1  1 <1 <1 <1  2  3  3 <1            
T WIND DIR          SW  W  W  W NW NW NW NW NW NW  W  W  W  W  W NW            
T WIND SPD           9 11  9  9 20 14 12 12 11  9  9  9  6 14 18 12            
DISPERSION          PR PR PR             VP VP VP VP             VP VP VP VP   
ADI                  6  8  8 10 39 32 22  8  5  4  4 10 17 49 57  6            
MAX LVORI            6  8  8  7  4  4  3  5  5  6  7  6  3  1  1  3            
STABILITY            E  E  D  D  D  D  D  E  F  F  G  B  C  C  C  F            
CEILING              2400   700   800  1100  None  None  None  None  None      
STA PRES            27.55 27.51 27.57 27.63 27.71 27.72 27.75 27.73            


Date           11/24Tue 11/25/25Wed 11/26/25Thu 11/27/25Fri 11/28/25
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       57      42      57      48      55      31      41      26      39
TEMP          55 50 45 43 55 53 51 51 53 45 38 32 41 33 29 26 37 33
DEWPT         31 34 34 36 47 49 50 51 46 36 30 26 20 19 19 19 18 21
RH            40 54 65 76 74 86 96100 77 70 73 78 42 56 66 74 46 61
WIND SPD          <15     <15     <15     <15     <15     <15     <15     <15     <15
AVG CLOUDS    SC SC B2 B2 B2 OV B2 B2 B2 B1 B1 SC SC FW FW SC SC SC
POP 12HR            5      20      60      70      40      30      10       5      10
RAIN                    S  C  L  L  L  C  S  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