Print This Forecast (Printer-Friendly)
EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Blacksburg VA
501 AM EDT Sat Oct 3 2026
NCZ003-032000-
RAWS 310301
36.48N 80.86W Elev. 1300 ft
501 AM EDT Sat Oct 3 2026
Date Sat 10/03/26 Sun 10/04/26 Mon 10/05/26
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 73 58 70 59 73
TEMP 65 69 70 68 64 61 59 58 59 63 67 68 67 64 63 61 59 65 72 71 63
DEWPT 65 68 67 66 63 61 59 58 59 63 67 68 66 64 63 61 59 60 57 56 54
MAX/MIN RH 89 100 98 100 56
RH 100 97 90 93 97100100100100100100100 97100100100100 84 59 59 72
WIND DIR E E E E E NE N N N N SE S N N N NW NW N N N N
WIND SPD 1 4 5 4 2 1 0 0 0 0 1 1 0 0 0 2 5 8 6 6 5
CLOUDS OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV B2 SC FW FW FW
CLOUDS(%) 92100100100100100100100100100100100100100100100 74 43 20 9 6
VSBY 7 8 9 7 6 4 5 3 3 4 5 6 6 2 10 10
POP 12HR 50 50 60 10 0
RAIN SHWRS IS SC SC SC SC SC SC SC NM SC SC IS
TSTMS IS IS
MIX HGT <1 2 2 1 <1 1 1 1 <1 1 1 1 <1 <1 <1 <1 <1 2 3 4 <1
T WIND DIR SE NE NE NE NE NE NE NE NE E SE SW S W NW N N N N N N
T WIND SPD 4 19 13 10 10 10 8 4 3 2 1 1 2 1 3 9 11 16 11 10 6
DISPERSION VP VP VP VP VP VP VP VP PR
ADI 4 32 24 15 9 9 7 4 4 3 2 1 2 1 2 4 12 42 48 49 3
MAX LVORI 9 4 4 5 8 8 8 9 9 9 10 10 9 10 10 9 5 3 1 1 3
STABILITY C D D D D D D D D D D D D D F F B B B B F
CEILING 600 900 700 600 600 1000 600 21100 None None
STA PRES 28.24 28.25 28.27 28.24 28.24 28.19 28.18 28.17 28.22 28.20
Date Tue 10/06/26Wed 10/07/26Thu 10/08/26Fri 10/09/26
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 50 65 45 71 49 77 51 77
TEMP 53 51 65 59 49 47 68 60 51 50 75 66 54 52 75 66
DEWPT 49 47 50 50 45 42 51 53 48 46 53 55 50 47 53 54
RH 86 86 58 72 86 83 54 78 89 86 46 68 86 83 46 65
WIND SPD <15 <15 <15 <15 <15 <15 <15 <15
AVG CLOUDS FW FW SC FW FW FW FW FW FW FW FW FW FW FW FW SC
POP 12HR 0 0 0 0 0 0 0 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