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EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Blacksburg VA
731 AM EDT Wed Oct 21 2026

NCZ001-212000-
RAWS 310142
36.40N  81.46W Elev. 4608 ft
731 AM EDT Wed Oct 21 2026

Date             Wed 10/21/26            Thu 10/22/26            Fri 10/23/26
UTC 3hrly     09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00
EDT 3hrly     05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20

MAX/MIN TEMP                 61          44          55          37          55
TEMP             41 53 60 60 51 47 46 45 44 49 55 55 45 42 40 38 38 48 54 53 43
DEWPT            28 29 28 30 33 30 23 22 22 22 28 32 37 35 32 29 28 33 37 40 41
MAX/MIN RH                   30          52          33          76          52
RH               59 39 29 32 50 51 40 40 41 34 35 41 73 76 73 70 67 56 52 61 93
WIND DIR          N  N  N  N  N  N  N  N  N NW  N NW NW NW  N  N  N SE SE  E SE
WIND SPD          2  1  4  6  8  9 11 12 13  9  6  8 10  9  6  4  3  4  3  5  5
CLOUDS           CL CL CL CL CL CL FW CL CL CL CL CL CL CL CL CL CL CL CL CL CL
CLOUDS(%)         2  1  1  1  2  3  6  5  4  2  3  2  4  3  2  2  2  1  2  1  4
VSBY             10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10
POP 12HR                      0           0           0           0           0
MIX HGT          <1  2  4  3 <1 <1 <1 <1 <1  2  3  3 <1 <1 <1 <1 <1  2  4  3 <1
T WIND DIR       NW NW  N  N NW  N NW NW NW  N  N  N NW  N  N  N  N NE NE  E  E
T WIND SPD        2  9 11  9  6  6 10  9 10 12 12 12 10  8  5  3  3  9  5  5  5
DISPERSION                   PR PR FR FR             FR PR PR VP             PR
ADI               2 19 52 35  5  5  7  8  8 25 46 42  7  5  3  2  4 26 25 22  3
MAX LVORI         3  2  1  1  3  4  4  4  4  2  1  1  3  3  3  3  3  2  2  2  6
STABILITY         B  A  B  B  E  E  E  D  C  C  B  B  E  E  F  F  B  B  B  B  F
CEILING              None  None  None  None  None  None  None  None  None  None
STA PRES            26.85 26.80 26.80 26.76 26.79 26.78 26.82 26.85 26.90 26.91


Date          Sat 10/24/26Sun 10/25/26Mon 10/26/26Tue 10/27/26
UTC 6hrly     06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
EDT 6hrly     02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20

MIN/MAX TEMP       35      51      35      54      38      59      42      59
TEMP          39 36 50 42 37 36 53 43 40 39 58 49 44 43 58 50
DEWPT         37 30 34 36 33 30 36 39 34 28 37 41 37 34 40 43
RH            92 79 54 79 85 79 52 86 79 64 45 74 76 70 51 77
WIND SPD          <15     <15     <15     <15     <15     <15     <15     <15
AVG CLOUDS    FW FW FW CL CL FW FW FW FW FW FW FW FW FW SC SC
POP 12HR            0       0       0       0       0       0       0       0

$$


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