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

NCZ003-220900-
RAWS 310301
36.48N  80.86W Elev. 1300 ft
231 AM EST Fri Nov 21 2025

Date           11/20/25      Fri 11/21/25            Sat 11/22/25            Sun
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                 52          66          55          70          39
TEMP                      55 51 57 63 65 60 58 57 57 57 65 68 65 56 51 46 42 40
DEWPT                     52 53 58 60 61 60 58 56 56 55 59 56 52 49 46 43 40 37
MIN/MAX RH                  100          76         100          61          95
RH                        90108104 90 87100100 96 96 93 81 65 63 77 83 89 93 89
WIND DIR                   N  N  S  S SW SE  W SW SW  W  W NW NW NW  N  N NW NW
WIND SPD                   0  0  1  4  3  1  2  2  2  2  3  5  5  2  2  2  2  2
CLOUDS                    OV OV OV OV B2 B1 B1 B1 B2 B2 B1 SC SC FW FW FW FW FW
CLOUDS(%)                100100100 94 77 66 56 58 75 72 56 48 27 23 18 17 14 11
VSBY                       8  7  7  8 10  9 10 10 10 10 10 10 10 10 10 10 10 10
POP 12HR                     70          50          40          30           5
RAIN                       L  C  S                    C  C                     
RAIN SHWRS                               IS    SC SC                           
MIX HGT                   <1 <1 <1  2 <1 <1 <1 <1 <1 <1  2  4  3 <1 <1  1 <1 <1
T WIND DIR                 N NW NW SW SW  S SW SW SW  W  W NW NW NW  N  N NW NW
T WIND SPD                 1  1  1  3  4  4  4  4  4  8 11 18 14 14 13 11  6  8
DISPERSION                VP             VP VP VP VP             VP VP VP VP   
ADI                        1  1  1  6  5  2  2  2  2  6 28 70 47  7  6  5  3  8
MAX LVORI                  7 10  8  4  4  8  9  8  8  6  3  1  1  4  4  6  6  5
STABILITY                  D  D  D  D  C  F  F  F  F  C  C  C  C  G  G  G  G  B
CEILING                          1900  2000   500  7200  None  None  None  None
STA PRES                        28.14 28.08 28.04 27.99 28.01 28.05 28.15 28.18


Date           11/23Mon 11/24/25Tue 11/25/25Wed 11/26/25Thu 11/27/25
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       64      37      64      43      61      51      66      37      53
TEMP          62 53 42 38 63 53 46 46 58 57 53 53 65 56 48 39 52 41
DEWPT         38 39 37 34 39 42 40 41 51 53 53 53 53 48 40 30 25 23
RH            41 59 82 85 41 66 79 83 77 86100100 65 74 74 70 35 48
WIND SPD          <15     <15     <15     <15     <15     <15     <15     <15     <15
AVG CLOUDS    FW CL FW FW FW SC B1 B2 B2 B2 B2 B2 B1 B1 B1 B1 SC SC
POP 12HR            0       0       0      10      40      60      40      30      10
RAIN                                   C  C  L  L  C  C  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