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EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Blacksburg VA
231 AM EDT Sun Oct 18 2026

NCZ001-190800-
RAWS 310142
36.40N  81.46W Elev. 4608 ft
231 AM EDT Sun Oct 18 2026

Date           10/17/26      Sun 10/18/26            Mon 10/19/26            Tue
UTC 3hrly     21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12
EDT 3hrly     17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08

MIN/MAX TEMP                 31          49          36          58          40
TEMP                      34 33 40 47 48 42 40 39 38 38 49 56 56 48 44 43 42 40
DEWPT                     21 17 15 21 26 25 23 20 17 16 21 27 31 30 27 30 29 27
MIN/MAX RH                   74          34          51          31          61
RH                        58 51 36 35 42 50 50 46 42 40 33 32 38 49 51 60 60 59
WIND DIR                  NE  E  E  E  E  E  E  E  N  N  N  N  N  N  N NW NW NW
WIND SPD                  11 11 10  9  6  4  4  4  4  5  4  5  6  5  5  6  6  6
CLOUDS                    CL CL CL CL CL CL CL CL CL CL CL CL CL FW CL CL CL CL
CLOUDS(%)                  2  2  1  1  1  2  3  3  1  2  2  3  2  7  4  3  2  2
VSBY                      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 <1  2  3  2 <1 <1 <1 <1 <1  1  3  3 <1 <1 <1 <1 <1
T WIND DIR                NE NE  E  E  E  E  E  E  N  N  N  N  N  N  N  N  N  N
T WIND SPD                 4  4 16 12  9  4  4  3  2  4  8 13 13  8  8  8  8  8
DISPERSION                FR             VP VP VP VP             PR PR PR PR   
ADI                        3  4 34 37 25  2  2  2  1  5 14 53 45  4  4  4  4  8
MAX LVORI                  3  3  1  1  2  3  3  3  2  2  2  1  1  3  3  3  3  2
STABILITY                  E  C  C  C  B  F  F  F  F  B  B  B  B  F  F  F  F  B
CEILING                    None  None  None  None  None  None  None  None  None
STA PRES                  27.02 27.09 27.04 27.03 26.98 26.95 26.87 26.85 26.82


Date           10/20Wed 10/21/26Thu 10/22/26Fri 10/23/26Sat 10/24/26
UTC 6hrly     18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
EDT 6hrly     14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20

MAX/MIN TEMP       62      41      61      40      60      40      59      40      57
TEMP          61 48 45 41 60 50 44 41 58 50 44 41 57 47 44 41 55 48
DEWPT         31 36 32 31 36 39 36 34 36 39 37 33 39 41 39 38 42 43
RH            32 63 60 67 41 66 73 76 44 66 76 73 51 79 82 89 61 83
WIND SPD          <15     <15     <15     <15     <15     <15     <15     <15     <15
AVG CLOUDS    CL CL CL CL CL FW FW CL CL CL CL FW CL CL CL FW FW CL
POP 12HR            0       0       0       0       0       0       0       0       5

$$


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