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EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Blacksburg VA
301 AM EDT Tue Oct 6 2026
NCZ003-062000-
RAWS 310302
36.35N 80.48W Elev. 1076 ft
301 AM EDT Tue Oct 6 2026
Date Tue 10/06/26 Wed 10/07/26 Thu 10/08/26
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 70 47 77 52 82
TEMP 53 51 60 66 66 58 53 50 48 48 63 73 74 64 59 56 54 54 73 81 79 68
DEWPT 46 45 46 49 49 51 49 49 47 47 53 57 57 58 57 55 53 52 59 58 58 59
MAX/MIN RH 50 97 53 100 45
RH 77 80 60 54 54 77 86 96 96 96 70 57 55 81 93 96 96 93 62 46 49 73
WIND DIR NE NE E E E E E N N W SW SW SW SW SW W W NW W W W NW
WIND SPD 3 2 6 4 2 2 2 0 0 1 3 4 4 2 3 2 3 3 2 4 3 2
CLOUDS FW SC SC SC FW FW FW FW SC CL CL FW FW FW CL CL FW FW FW FW FW SC
CLOUDS(%) 11 30 29 28 19 23 14 22 27 5 1 6 12 10 4 5 15 12 8 11 19 28
VSBY 10 10 10 10 10 10 10 10 10 9 10 10 10 10
POP 12HR 0 0 0 0 0
MIX HGT <1 <1 2 3 4 <1 <1 <1 <1 <1 2 3 3 <1 <1 <1 <1 <1 2 5 4 <1
T WIND DIR NE E E E E E NE N NW NW W W W SW SW W W W W NW NW NW
T WIND SPD 9 16 13 6 5 4 2 1 1 2 3 3 4 3 3 2 2 2 2 10 11 6
DISPERSION VP VP VP VP VP VP VP VP VP VP
ADI 4 17 39 29 25 2 1 1 1 2 8 13 18 2 2 1 1 2 5 55 57 3
MAX LVORI 4 3 1 2 2 4 6 9 8 8 3 2 2 5 7 10 8 8 3 1 1 3
STABILITY G B B B B G G G G A B B B G G G G B B B B G
CEILING None None None None None None None None None None
STA PRES 29.12 29.08 29.05 29.03 29.01 28.92 28.93 28.93 28.94 28.92
Date Fri 10/09/26Sat 10/10/26Sun 10/11/26Mon 10/12/26
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 54 78 53 73 53 67 55 73
TEMP 59 55 77 67 56 54 69 64 57 54 63 61 58 57 70 65
DEWPT 55 51 52 52 49 47 52 52 53 54 58 60 58 57 62 61
RH 87 86 42 59 77 77 55 65 86100 84 97100100 76 87
WIND SPD <15 <15 <15 <15 <15 <15 <15 <15
AVG CLOUDS SC SC SC SC SC SC SC SC B1 B1 B2 B2 B2 B1 B1 B1
POP 12HR 0 0 0 10 40 60 50 30
RAIN SHWRS IS SC NM NM SC 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