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EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Blacksburg VA
801 AM EDT Wed Jul 29 2026

NCZ006-292000-
RAWS 310801
36.37N  79.29W Elev. 580 ft
801 AM EDT Wed Jul 29 2026

Date             Wed 07/29/26            Thu 07/30/26            Fri 07/31/26
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                 86          65          85          65          87
TEMP                80 85 85 78 72 68 66 67 77 83 84 77 71 67 65 68 81 86 85 79
DEWPT               70 68 67 66 63 62 62 63 65 64 64 66 63 62 61 64 67 67 66 68
MAX/MIN RH                   53          89          50          92          50
RH                  72 57 55 67 73 81 87 87 67 53 51 69 76 84 87 87 63 53 53 69
WIND DIR            NW NW NW NW NW NW NW NW  N NW NW  N  N  N  N  N NE SW  N  N
WIND SPD             5  6  6  4  3  2  2  2  4  4  2  0  0  0  0  0  2  1  0  0
CLOUDS              FW CL FW CL FW FW CL CL CL CL FW FW FW CL CL CL CL FW FW FW
CLOUDS(%)           10  5 12  4  8 16  4  1  2  2  7 12 10  5  4  2  4 18 17 22
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              3  6  6 <1 <1 <1 <1 <1  4  5  5 <1 <1 <1 <1 <1  3  6  6 <1
T WIND DIR          NW NW NW NW NW NW NW NW NW  W NW NW  W NW NW  N NE  N NW  W
T WIND SPD          13 11 11 12  8 10  5 10  8  8  9  3  3  5  4  4  3  0  2  1
DISPERSION                   VP VP VP VP             VP VP VP VP             VP
ADI                 61 74 78  6  4  5  3 11 38 54 58  2  2  3  2  4 14  0 18  1
MAX LVORI            3  1  1  3  3  4  6  5  3  1  1  3  4  5  6  6  2  2  2  4
STABILITY            A  B  B  F  G  G  G  A  A  A  A  G  G  G  G  A  A  A  A  G
CEILING              None  None  None  None  None  None  None  None  None  None
STA PRES            29.12 29.12 29.20 29.23 29.26 29.23 29.29 29.30 29.32 29.28


Date          Sat 08/01/26Sun 08/02/26Mon 08/03/26Tue 08/04/26
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       67      86      69      84      69      83      69      85
TEMP          69 70 85 79 72 71 82 78 72 71 81 77 71 71 83 80
DEWPT         65 68 70 70 69 71 74 73 72 71 75 75 71 71 75 75
RH            87 93 61 74 90100 77 85100100 82 94100100 77 85
WIND SPD          <15     <15     <15     <15     <15     <15     <15     <15
AVG CLOUDS    FW SC B1 B2 B2 B2 B2 B2 B2 B2 B2 B2 B1 B1 B1 B1
POP 12HR            0      10      30      40      60      60      30      40
RAIN SHWRS                IS SC    SC NM SC SC NM SC    IS SC
TSTMS                     IS       SC SC    IS SC IS       SC

$$


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