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EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Blacksburg VA
431 AM EST Fri Dec 26 2025

NCZ005-262100-
RAWS 310540
36.38N  79.70W Elev. 858 ft
431 AM EST Fri Dec 26 2025

Date             Fri 12/26/25            Sat 12/27/25            Sun 12/28/25
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                 50          43          69          41          57
TEMP             45 45 47 49 44 47 46 47 49 61 68 67 54 49 45 42 41 44 52 55 51
DEWPT            33 29 28 28 33 38 42 46 48 51 48 46 45 42 39 38 37 39 40 42 45
MAX/MIN RH                   45          99          44          89          60
RH               62 53 47 44 65 71 86 96 96 70 49 47 71 77 79 86 85 82 63 61 80
WIND DIR         NE  E SE  S  S SW SW  W  W NW  N NE  E  E  E  E  E SE  S  S  S
WIND SPD          5  5  4  5  4  5  5  5  5  5  5  5  4  4  3  2  2  3  5  5  5
CLOUDS           OV OV OV OV B2 SC SC FW SC FW FW SC FW SC B2 B2 OV OV OV OV OV
CLOUDS(%)       100100100 98 82 46 50 21 30 22 19 29 25 35 83 82 93 93 92 91 90
VSBY             10 10 10 10 10 10  7  5 10 10 10 10 10 10 10 10  5 10 10 10 10
POP 12HR                      5           5           0           5          10
MIX HGT           2  2  2  2 <1 <1 <1 <1 <1  2  3  2 <1 <1 <1  1 <1  1  1  1  1
T WIND DIR        E  E SE  S  S SW SW SW  W NE NE  E  E  E  E  E  E SE  S  S  S
T WIND SPD       13  8  8  8  6  9  8  8  5  1  6  8 11 11  9  6  4  3  4  6 10
DISPERSION                   VP PR PR PR             VP VP VP VP             PR
ADI              26 14 14 14  5  6  5  4  4  3 21 22  5  5  4  3  4  4  7 11  7
MAX LVORI         2  2  2  2  3  3  5  8  9  3  2  2  3  4  4  6  5  5  3  2  4
STABILITY         D  D  D  D  E  E  E  F  C  C  C  C  F  F  F  F  C  C  D  D  E
CEILING              3400  2800  None  None  None  None  None  1200   500   400
STA PRES            29.39 29.28 29.20 29.15 29.24 29.31 29.43 29.42 29.44 29.33


Date          Mon 12/29/25Tue 12/30/25Wed 12/31/25Thu 01/01/26
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       50      68      28      42      26      49      27      47
TEMP          54 58 64 47 35 28 41 35 29 27 47 40 32 28 44 37
DEWPT         52 55 48 30 18 13 10  9  8  7 12 16 15 12 13 10
RH            93 90 56 51 49 53 27 33 40 42 24 37 49 50 28 32
WIND SPD          <15     <15     <15     <15     <15     <15     <15     <15
AVG CLOUDS    OV OV B2 B1 FW FW FW CL CL FW FW SC SC SC SC B1
POP 12HR           10      50      10       0       0       0       0       0
RAIN                 C  C                                    

$$


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