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EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Blacksburg VA
231 AM EDT Wed Sep 9 2026

VAZ024-100800-
RAWS 441631
37.63N  79.51W Elev. 865 ft
231 AM EDT Wed Sep 9 2026

Date           09/08/26      Wed 09/09/26            Thu 09/10/26            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                 59          90          65          93          67
TEMP                      61 62 79 87 88 77 72 69 66 67 83 91 90 78 72 70 68 67
DEWPT                     60 61 65 66 65 65 64 64 62 63 67 68 68 68 68 68 68 67
MIN/MAX RH                  100          45          87          47         100
RH                        97 97 62 50 47 67 76 84 87 87 59 47 49 71 87 93100100
WIND DIR                   N  N SW SW SW SW SW SW SW SW  W  W  W  W  W  W  N  N
WIND SPD                   0  0  2  4  4  4  3  2  2  2  5  6  6  3  2  1  0  1
WIND GUST                                14 14 12       16 17 18               
CLOUDS                    SC FW FW SC FW FW SC FW FW FW SC SC SC B1 B1 B1 SC B1
CLOUDS(%)                 26 19 18 41 21 20 26  6  7  8 29 33 30 67 67 54 49 53
VSBY                      10 10  9 10 10 10 10 10 10 10  7 10  6  6  6 10 10  7
POP 12HR                      0           0           0          20          50
RAIN SHWRS                                                    IS SC SC IS IS   
TSTMS                                                            IS IS         
MIX HGT                   <1 <1  2  6  4 <1 <1 <1 <1 <1  4  6  6 <1 <1 <1 <1 <1
T WIND DIR                NW NW SW SW SW SW  S SW SW SW  W  W  W  W NW NW NE  E
T WIND SPD                 1  1  4  9 10 10  5  5  5  5 13 21 17  9  2  3  1  2
DISPERSION                VP             VP VP VP VP             VP VP VP VP   
ADI                        1  1 13 63 52  5  3  3  3  6 62141114  4  1  2  1  2
MAX LVORI                  9  8  2  1  1  3  4  5  6  5  1  1  1  3  6  7 10 10
STABILITY                  G  A  B  B  B  F  G  G  G  B  B  B  B  F  F  F  F  C
CEILING                    None  None  None  None  None  None  None  5300  None
STA PRES                  28.75 28.74 28.63 28.59 28.54 28.53 28.47 28.48 28.48


Date           09/11Sat 09/12/26Sun 09/13/26Mon 09/14/26Tue 09/15/26
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       86      64      84      66      87      65      89      65      89
TEMP          81 76 67 67 79 74 68 68 84 77 68 67 87 78 69 67 87 79
DEWPT         70 69 67 67 73 72 68 68 72 71 68 67 70 70 67 67 71 70
RH            69 79100100 82 93100100 67 82100100 57 76 93100 59 74
WIND SPD          <15     <15     <15     <15     <15     <15     <15     <15     <15
AVG CLOUDS    B1 B2 B2 B2 B2 B2 B2 B2 B1 SC SC SC SC SC SC SC FW SC
POP 12HR           60      60      60      40      20       5      10       5      20
RAIN SHWRS       NM NM SC SC NM SC       IS                      IS
TSTMS            IS IS    IS SC IS       IS                      IS

$$


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