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EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Blacksburg VA
231 PM EDT Tue Sep 29 2026

VAZ046-300800-
RAWS 441101
37.39N  78.80W Elev. 804 ft
231 PM EDT Tue Sep 29 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                 59          84          60          90          62
TEMP          76 68 62 60 59 60 76 83 84 71 67 63 61 61 78 87 89 78 69 66 64 64
DEWPT         62 63 62 60 59 60 65 62 58 60 59 58 57 58 61 59 56 59 59 58 58 59
MIN/MAX RH                  100          42          90          32          86
RH            62 84100100100100 69 49 41 68 75 84 87 90 56 39 33 52 70 75 81 84
WIND DIR       E  E  E  N  N NW SW SW  S  S  S SW SW SW SW SW SW  S SW SW SW SW
WIND SPD       2  2  1  0  0  1  3  6  4  3  3  3  4  5  6  8  5  5  5  5  5  5
CLOUDS        SC FW FW FW FW FW FW SC SC B1 B1 B1 SC FW FW FW FW FW FW FW FW FW
CLOUDS(%)     44 19 13 11 19 19 15 27 40 56 52 59 31 14 17 12 13 11 13 13  9 11
VSBY          10 10 10  7  3  2 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10   
POP 12HR                      0           0           0           0           0
Obvis                     PF PF                                                
MIX HGT        4 <1 <1 <1 <1 <1  3  5  6 <1 <1 <1 <1 <1  2  6  6 <1            
T WIND DIR    NE NE NE NE  N  W  S SW SW  S  S SW SW SW  W  W SW  S            
T WIND SPD     3  3  2  1  1  1  4  5  5  2  2  3  3  3 12 10 11  4            
DISPERSION       VP VP VP VP             VP VP VP VP             PR PR PR PR   
ADI           15  2  1  1  1  1 17 36 36  1  1  2  2  4 33 66 79  2            
MAX LVORI      2  5 10 10 10 10  3  1  1  3  4  5  6  6  1  1  1  2            
STABILITY      B  G  G  G  G  A  B  B  B  F  F  F  F  B  B  B  B  F            
CEILING        None  None  None  None  None  None  None  None  None  None      
STA PRES      29.32 29.38 29.38 29.43 29.36 29.38 29.38 29.40 29.34            


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       91      66      76      58      69      57      70      48      65
TEMP          89 80 70 66 73 68 60 58 67 64 59 58 69 62 51 48 64 56
DEWPT         63 63 64 63 62 60 59 58 63 63 59 57 55 53 46 43 44 45
RH            42 56 81 90 68 76 96100 87 97100 96 61 72 83 83 48 66
WIND SPD          <15     <15     <15     <15     <15     <15     <15     <15     <15
AVG CLOUDS    FW SC SC B1 B2 B2 B2 B2 B2 B2 B2 B2 B1 SC SC SC FW SC
POP 12HR            0      30      50      70      70      40      20       5       0
RAIN SHWRS             SC IS SC NM NM NM NM SC SC 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