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EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Blacksburg VA
504 PM EST Mon Nov 17 2025

NCZ001-172315-
RAWS 310142
36.40N  81.46W Elev. 4608 ft
504 PM EST Mon Nov 17 2025

Date             Mon 11/17/25            Tue 11/18/25            Wed 11/19/25
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                 43          35          53          44          57
TEMP                         39 39 38 37 38 46 53 51 45 46 47 48 50 49 54 56 52
DEWPT                        13 12 12 14 18 21 26 29 28 34 43 45 48 49 51 51 50
MAX/MIN RH                   27          44          34          96          86
RH                           34 32 34 38 44 37 35 42 51 63 86 89 93100 90 83 93
WIND DIR                     NW  W  W  W SW SW SW  S SW SW  W  W  W  W  W  W  W
WIND SPD                     10  9  6  5  5  5  8  8 10 11 17 18 14 10  8  6  5
CLOUDS                       SC FW FW FW FW SC B1 B1 B2 B2 B1 B1 B2 B1 B2 B2 B2
CLOUDS(%)                    33 20  7  6 24 27 57 63 80 80 65 65 76 69 78 74 74
VSBY                         10 10 10 10 10 10 10 10  6  6  6  6 10 10 10 10 10
POP 12HR                      0           0          20          60          10
RAIN                                                  L  L  C  C               
MIX HGT                      <1 <1 <1 <1 <1 <1  1 <1 <1 <1 <1 <1 <1 <1  2  1 <1
T WIND DIR                   NW NW  W  W SW  S SW  S SW SW NW  W  W  W SW  W  W
T WIND SPD                    9  5  3  2  3 10 11 10 11 10 13  9  5  6  3  8  5
DISPERSION                   FR PR PR PR             FR FR GD GD             PR
ADI                           6  4  2  1  3  8 16 12 10  9 12  8  6  8  6 12  4
MAX LVORI                     2  2  2  2  2  2  2  2  2  3  4  5  6  8  6  5  6
STABILITY                     E  E  F  F  B  B  D  D  D  D  D  D  D  D  D  D  E
CEILING                          None  None  None  4500   700   400   500   500
STA PRES                        26.73 26.76 26.77 26.72 26.69 26.72 26.76 26.74


Date          Thu 11/20/25Fri 11/21/25Sat 11/22/25Sun 11/23/25
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       49      59      50      60      51      56      42      52
TEMP          51 49 56 51 52 52 58 53 53 51 51 48 45 43 51 44
DEWPT         49 47 46 46 49 49 51 49 50 50 48 45 42 40 41 38
RH            93 93 69 83 89 89 77 86 89 96 89 89 89 89 68 79
WIND SPD          <15     <15     <15     <15     <15     <15     <15     <15
AVG CLOUDS    B2 B2 B2 B2 B2 OV OV B2 B2 B2 B2 B1 B1 B1 B1 SC
POP 12HR           10      10      30      30      60      40      20      10
RAIN                       S  C  S  C  L  L  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