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EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Blacksburg VA
231 AM EDT Wed Sep 30 2026

NCZ001-010800-
RAWS 310142
36.40N  81.46W Elev. 4608 ft
231 AM EDT Wed Sep 30 2026

Date           09/29/26      Wed 09/30/26            Thu 10/01/26            Fri
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                 53          71          54          73          57
TEMP                      53 53 62 69 68 59 58 57 55 55 65 71 71 61 60 59 58 58
DEWPT                     49 48 51 52 53 54 51 49 48 47 49 51 52 54 54 54 53 52
MIN/MAX RH                   96          54          82          47          82
RH                        86 83 67 55 59 83 77 75 77 74 56 49 51 78 81 83 83 80
WIND DIR                  SW SW  W  S  S  S  S  S SW  W  W SW  S  S  S SW SW  W
WIND SPD                   5  4  3  3  5  4  6  8  6  5  3  3  4  4  6  9  8  8
CLOUDS                    FW FW FW SC FW SC SC FW FW SC FW SC SC FW FW FW FW FW
CLOUDS(%)                 11  9 10 47 15 33 30  7 13 31 25 28 31 23 17 15 17 19
VSBY                       2  2 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  4  4 <1 <1 <1 <1 <1  3  5  4 <1 <1 <1 <1 <1
T WIND DIR                SW  W  W SW SW  S  S SW  W  W NW SW  S  S SW SW  W  W
T WIND SPD                 3  2  5  4  3  3  3  4  3  3  4  4  6  5  4  5  3  5
DISPERSION                PR             VP PR PR PR             VP PR PR PR   
ADI                        2  2 18 22 15  2  2  3  2  4 17 27 36  3  2  4  2  6
MAX LVORI                  5  5  3  2  2  5  4  4  4  4  2  2  1  4  5  5  5  4
STABILITY                  F  B  B  B  B  F  F  E  F  B  B  B  B  F  F  E  E  B
CEILING                    None  None  None  None  None  None  None  None  None
STA PRES                  26.79 26.82 26.81 26.83 26.81 26.85 26.81 26.82 26.80


Date           10/02Sat 10/03/26Sun 10/04/26Mon 10/05/26Tue 10/06/26
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       74      60      65      53      59      51      59      40      55
TEMP          73 63 63 61 61 60 55 54 56 57 55 51 57 51 44 41 52 46
DEWPT         57 59 60 59 61 58 55 53 56 56 54 48 47 44 40 34 37 39
RH            57 87 90 93100 93100 96100 96 96 89 69 77 86 76 56 76
WIND SPD          <15     <15     <15     <15     <15     <15     <15     <15     <15
AVG CLOUDS    FW B1 B2 B2 B2 OV OV B2 B2 OV OV B2 SC SC SC FW FW FW
POP 12HR           20      40      90      70      80      40      20       0       0
RAIN SHWRS       IS    SC NM  O NM NM  O  O SC SC IS               
TSTMS                     IS SC                                    

$$


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