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EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Blacksburg VA
731 PM EDT Thu Oct 29 2026
VAZ018-300800-
RAWS 444002
37.56N 80.18W Elev. 2702 ft
731 PM EDT Thu Oct 29 2026
Date 10/29/26 Fri 10/30/26 Sat 10/31/26 Sun
UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12
EDT 3hrly 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08
MIN/MAX TEMP 51 70 47 64 47
TEMP 59 55 54 52 52 63 70 68 57 52 50 48 47 57 64 62 53 51 50 48 48
DEWPT 44 43 42 40 42 49 48 41 43 41 38 37 36 43 44 43 42 41 39 39 39
MIN/MAX RH 71 37 71 47 72
RH 57 64 64 63 69 60 45 37 59 66 63 65 65 59 48 50 66 68 66 71 71
WIND DIR W W NW NW NW NW NW NW NW NW NW NW NE SE SE SE SE N N N N
WIND SPD 3 4 6 9 9 9 9 6 3 2 1 1 1 2 3 2 1 0 0 0 0
CLOUDS CL CL CL CL CL CL CL CL FW SC SC B1 B1 B1 B2 B2 B2 B2 OV OV OV
CLOUDS(%) 0 0 0 0 0 0 0 0 12 26 40 52 63 61 81 78 85 87 89 89 88
VSBY 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 <1 <1 <1 <1 <1 2 3 2 <1 <1 <1 <1 <1 1 2 2 <1
T WIND DIR W W NW NW NW NW NW N N N NE E E SE SE SE SE
T WIND SPD 6 9 12 13 14 17 17 12 8 6 5 5 4 6 6 6 5
DISPERSION VP VP PR PR VP VP VP VP VP VP VP VP
ADI 2 4 5 6 14 39 75 47 4 3 3 2 4 12 15 12 2
MAX LVORI 3 3 3 3 3 1 1 1 3 3 3 3 3 2 2 2 3
STABILITY G G F F B B B B G G G F C C C C F
CEILING None None None None None None 0 0 0
STA PRES 28.0 27.99 28.01 28.03 28.11 28.14 28.20 28.18
Date 11/01Mon 11/02/26Tue 11/03/26Wed 11/04/26Thu 11/05/26
UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
EDT 6hrly 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20
MAX/MIN TEMP 65 49 66 49 69 53 68 58 69
TEMP 65 56 50 49 64 57 52 50 68 60 55 54 66 61 59 58 67 61
DEWPT 43 42 40 41 48 47 44 44 53 50 50 51 58 56 56 56 59 55
RH 45 59 68 74 56 69 74 80 59 69 83 90 75 84 90 93 75 81
WIND SPD <15 <15 <15 <15 <15 <15 <15 <15 <15
AVG CLOUDS B2 B1 B1 B2 B2 B2 SC SC SC SC SC B1 B1 B1 B2 B2 B2 B2
POP 12HR 0 10 10 10 5 10 40 70 60
RAIN SHWRS SC SC NM NM NM NM
$$
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