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EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Blacksburg VA
932 AM EDT Tue Apr 7 2026

VAZ046-072000-
RAWS 441101
37.39N  78.80W Elev. 804 ft
932 AM EDT Tue Apr 7 2026

Date             Tue 04/07/26            Wed 04/08/26            Thu 04/09/26
UTC 3hrly     09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00
EDT 3hrly     05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20

MAX/MIN TEMP                 63          31          58          32          65
TEMP                54 59 61 52 45 40 36 36 47 53 57 50 43 39 36 38 50 61 65 57
DEWPT               28 24 20 19 17 18 17 18 20 19 19 24 26 28 28 30 34 35 34 36
MAX/MIN RH                   20          56          23          85          32
RH                  36 26 20 27 32 41 45 47 34 26 22 36 51 64 72 73 54 38 31 45
WIND DIR             N NW  N NE NE NE NE NE NE NE  E  E  E  E NE NE  E SE SE  E
WIND SPD             6  6  8  6  9  8  8  8  9  8  8  4  3  1  2  2  4  4  4  2
CLOUDS              FW FW FW FW CL CL CL CL FW FW FW FW FW FW SC SC SC SC SC SC
CLOUDS(%)           15 11 16  9  5  3  3  4  6  8  9 15 13 23 36 49 42 43 27 26
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           5
MIX HGT              5  6  7 <1 <1 <1 <1  2  3  4  4 <1 <1 <1 <1 <1  2  4  4 <1
T WIND DIR           N NW  N NE NE NE NE  E NE  E  E  E  E SE NE  E  E SE SE  E
T WIND SPD          11 10  8 16 14 12 12 16 11  8  9  8  4  4  2  6  3  3  4  5
DISPERSION                   PR PR PR PR             VP VP VP VP             VP
ADI                 62 73 62  7 10  8  8 33 42 37 42  4  2  2  1  7 11 17 25  3
MAX LVORI            1  1  1  2  2  2  2  1  1  1  1  2  2  3  3  3  2  2  2  2
STABILITY            B  B  B  F  E  E  E  B  B  B  B  F  G  G  G  A  A  A  A  G
CEILING                    None  None  None  None  None  None  None  None  None
STA PRES                  29.59 29.72 29.80 29.88 29.81 29.83 29.82 29.79 29.68


Date          Fri 04/10/26Sat 04/11/26Sun 04/12/26Mon 04/13/26
UTC 6hrly     06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
EDT 6hrly     02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20

MIN/MAX TEMP       39      75      48      81      53      80      58      84
TEMP          43 43 72 66 53 52 78 71 58 55 78 75 62 60 81 77
DEWPT         37 39 42 41 41 43 49 49 48 48 51 51 51 53 53 51
RH            79 86 34 40 64 71 36 46 69 77 39 43 67 78 38 40
WIND SPD          <15     <15     <15     <15     <15     <15     <15     <15
AVG CLOUDS    FW FW FW CL CL FW FW SC FW SC FW SC SC SC SC SC
POP 12HR            5       5       0      10       0       0       0       0

$$


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