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

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

Date           09/09/26      Thu 09/10/26            Fri 09/11/26            Sat
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                 65          92          67          85          66
TEMP          88 77 72 69 67 68 81 90 90 78 73 71 69 69 78 83 81 74 69 68 66 67
DEWPT         67 66 66 65 64 64 68 69 68 68 68 68 68 68 71 71 71 70 69 68 66 67
MIN/MAX RH                   90          49         100          65         100
RH            50 69 81 87 90 87 65 50 49 71 84 90 97 97 79 67 72 87100100100100
WIND DIR      SW SW SW SW SW SW  W  W  W  W  W  W  N  N  N  E  E  E  N  N  N  N
WIND SPD       4  4  3  2  2  2  5  6  5  3  1  1  0  1  1  2  2  1  0  0  0  0
WIND GUST           13 12          17 17                                       
CLOUDS        SC FW FW FW FW FW FW SC SC SC SC B1 SC SC B2 B2 B2 B2 B2 B2 B2 B2
CLOUDS(%)     30 22 15 14 11 18 12 30 28 42 46 54 40 45 72 80 80 76 81 83 81 80
VSBY          10 10 10 10 10 10 10 10 10 10  7  7  1  1  7  3  3  6  6  7  7   
POP 12HR                      0          10          30          70          60
RAIN SHWRS                                  IS SC IS IS IS NM NM NM NM IS IS IS
TSTMS                                       IS IS          IS IS IS            
Obvis                                             PF PF                        
MIX HGT        4 <1 <1 <1 <1 <1  4  6  4 <1 <1 <1 <1 <1  2  4  2 <1            
T WIND DIR    SW  S SW SW SW SW  W  W  W  W  W  W  W NW  W SE  E NE            
T WIND SPD    12  6  6  5  5  3 19 16 16 10  6  3  2  1  1  5 10  6            
DISPERSION       VP VP VP VP             VP VP VP VP             VP VP VP VP   
ADI           65  3  3  3  3  4 84103 72  5  3  2  1  1  3 21 29  3            
MAX LVORI      1  3  5  6  6  6  1  1  1  3  5  7  8 10  5  3  3  6            
STABILITY      B  F  G  G  G  B  B  B  B  F  F  F  G  A  C  C  C  F            
CEILING              None  None  None  None  None  None  2100  1500  1800      
STA PRES            28.58 28.54 28.52 28.45 28.47 28.48 28.52 28.49            


Date           09/12Sun 09/13/26Mon 09/14/26Tue 09/15/26Wed 09/16/26
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       83      66      89      65      89      65      89      66      93
TEMP          79 73 68 68 86 78 68 67 88 79 68 67 88 79 69 68 91 80
DEWPT         74 73 68 68 72 70 68 67 70 69 66 66 70 70 68 68 71 71
RH            85100100100 63 76100100 55 72 93 97 55 74 97100 52 74
WIND SPD          <15     <15     <15     <15     <15     <15     <15     <15     <15
AVG CLOUDS    OV B2 B2 B2 B1 B1 SC SC FW SC SC SC SC SC FW FW FW SC
POP 12HR           80      50      40       5      10       5      20      10      30
RAIN SHWRS    IS  O SC IS    SC                      IS          SC
TSTMS            SC SC       SC                      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