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EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Blacksburg VA
731 PM EDT Thu Oct 22 2026

VAZ046-230800-
RAWS 441101
37.39N  78.80W Elev. 804 ft
731 PM EDT Thu Oct 22 2026

Date           10/22/26      Fri 10/23/26            Sat 10/24/26            Sun
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                 42          66          39          65          40
TEMP             58 52 49 46 44 56 63 64 55 50 46 44 41 54 62 63 54 44 42 41 41
DEWPT            32 33 35 39 41 45 44 42 42 40 37 35 35 45 42 39 43 44 42 40 40
MIN/MAX RH                   90          43          77          41         100
RH               37 48 58 76 89 66 50 45 61 68 71 70 79 71 48 41 66100100 96 96
WIND DIR          N  N  N  N NE NE NE NE NE NE NE NE NE NE NE NE NE NE  N  N  N
WIND SPD          4  4  4  5  6 12 10  9  4  4  4  4  4  6  6  6  3  3  2  4  4
CLOUDS           CL CL CL CL CL FW FW FW FW FW FW FW FW CL CL FW CL CL CL FW FW
CLOUDS(%)         0  0  0  0  0  8 13 12  7 12 10 14 21  0  0  7  2  4  4  7 11
VSBY             10 10 10 10 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 <1 <1 <1  3  4  4 <1 <1 <1 <1 <1  3  4  4 <1            
T WIND DIR        N  N  N  N  N NE NE NE NE NE NE NE NE  E  E  E  E            
T WIND SPD        3  3  4  4  6 13 11 11  8  9  5  8  8 10  6  8 10            
DISPERSION       VP VP VP PR             VP VP VP VP             VP VP VP VP   
ADI               2  2  2  2  7 40 42 41  4  4  3  4  8 39 33 39  5            
MAX LVORI         2  2  3  4  5  1  1  1  3  3  3  3  4  3  1  1  3            
STABILITY         F  F  F  F  B  C  C  C  F  F  F  F  B  B  B  B  G            
CEILING              None  None  None  None  None  None  None  None  None      
STA PRES            29.46 29.52 29.61 29.63 29.72 29.77 29.81 29.79            


Date           10/25Mon 10/26/26Tue 10/27/26Wed 10/28/26Thu 10/29/26
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       66      39      70      43      71      46      65      47      68
TEMP          64 54 43 41 68 55 45 44 69 59 48 47 63 57 49 48 66 58
DEWPT         49 49 43 41 46 47 45 44 51 52 48 47 50 52 49 48 53 53
RH            58 83100100 45 74100100 53 78100100 62 83100100 63 83
WIND SPD          <15     <15     <15     <15     <15     <15     <15     <15     <15
AVG CLOUDS    FW FW FW CL FW CL CL FW FW FW FW B1 SC SC SC SC SC SC
POP 12HR            0       0       0       0       0       0       0       5       5

$$


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