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EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Blacksburg VA
801 AM EDT Thu Oct 8 2026
NCZ003-082000-
RAWS 310302
36.35N 80.48W Elev. 1076 ft
801 AM EDT Thu Oct 8 2026
Date Thu 10/08/26 Fri 10/09/26 Sat 10/10/26
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 80 53 75 55 68
TEMP 70 79 79 66 60 57 55 54 67 74 73 62 59 57 56 56 63 68 66 61
DEWPT 57 57 53 52 49 47 45 46 51 50 51 51 50 50 48 49 53 53 55 55
MAX/MIN RH 40 74 43 76 60
RH 63 47 41 61 67 69 69 74 56 43 46 67 72 77 74 77 70 59 68 81
WIND DIR W NW NW N N N NE N NE E SE E NE NE NE NE E E E E
WIND SPD 3 5 5 5 5 3 3 3 2 3 2 1 1 2 4 5 6 8 8 11
WIND GUST 18 21
CLOUDS CL CL CL SC B1 B2 B2 B1 B1 B1 B1 B1 B2 B2 B2 B2 B2 B2 B2 OV
CLOUDS(%) 5 4 4 36 63 79 79 59 57 60 53 51 70 75 81 82 86 87 87 93
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 20
RAIN S S L
MIX HGT 2 5 5 <1 <1 <1 <1 <1 2 4 3 <1 <1 <1 <1 <1 2 3 3 <1
T WIND DIR W W NW NW N N N N NE N N SE NE N NE NE E E E E
T WIND SPD 2 2 2 3 3 3 3 2 5 4 2 2 3 3 4 5 13 12 12 4
DISPERSION PR PR VP VP VP VP VP VP FR
ADI 6 15 15 1 2 2 2 2 14 21 8 1 2 2 3 6 35 40 29 4
MAX LVORI 3 2 2 3 3 3 3 3 2 2 2 3 3 4 3 4 3 1 3 4
STABILITY B B B F E F F B B B B F F F E B C C D D
CEILING None None 35000 27800 None None None 20500 13800 7100
STA PRES 28.98 29.02 29.04 29.10 29.18 29.17 29.24 29.31 29.37 29.32
Date Sun 10/11/26Mon 10/12/26Tue 10/13/26Wed 10/14/26
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 57 66 61 76 58 78 53 70
TEMP 59 59 65 65 63 62 74 67 60 58 76 68 58 54 68 60
DEWPT 58 59 64 65 63 62 64 62 60 58 63 59 54 49 51 49
RH 96100 97100100100 71 84100100 64 73 86 83 54 67
WIND SPD 15> <15 <15 <15 <15 <15 <15 <15
AVG CLOUDS OV OV OV B2 B2 SC SC SC FW FW FW FW FW FW FW FW
POP 12HR 90 100 50 10 0 0 0 0
RAIN L D D D
RAIN SHWRS SC IS
TSTMS 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