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EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Blacksburg VA
301 PM EST Tue Nov 3 2026
VAZ012-040900-
RAWS 447502
37.01N 81.18W Elev. 2540 ft
301 PM EST Tue Nov 3 2026
Date 11/03/26 Wed 11/04/26 Thu 11/05/26 Fri
UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12
EST 3hrly 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07
MIN/MAX TEMP 49 69 57 74 50
TEMP 64 56 55 54 51 51 60 65 66 61 60 59 58 59 64 70 73 62 57 56 53 52
DEWPT 50 51 52 52 51 51 57 58 59 60 60 59 58 59 64 62 60 59 57 56 53 51
MIN/MAX RH 100 73 100 64 100
RH 60 83 90 93100100 90 78 78 97100100100100100 76 64 90100100100 96
WIND DIR S SE SE SE SE SE S S S SE S S S S SW SW W SW SW W W NW
WIND SPD 3 2 3 3 3 3 4 4 3 4 4 4 3 2 2 2 2 1 1 1 1 1
WIND GUST 14
CLOUDS CL FW SC B1 B1 B2 B2 B2 B2 OV B2 OV OV B2 B2 B1 B1 B1 B2 B2 B1 B1
CLOUDS(%) 5 18 37 56 65 74 71 76 86 91 87 88 92 78 70 54 54 66 83 78 69 65
VSBY 10 10 10 10 10 9 10 10 10 8 8 8 7 6 9 10 10 10 10 10
POP 12HR 0 50 80 20 40
RAIN S C L C L S S C C C C S
TSTMS IS
MIX HGT 2 <1 <1 <1 <1 <1 2 2 2 <1 <1 <1 <1 <1 2 3 2 <1
T WIND DIR S S S S S S S S SE S S S S S SW SW SW SW
T WIND SPD 14 8 12 13 14 11 17 14 6 8 9 11 10 8 10 19 18 3
DISPERSION VP VP VP VP VP VP VP VP VP VP VP VP
ADI 43 4 6 6 7 9 31 28 14 5 6 8 5 6 23 63 46 2
MAX LVORI 1 5 6 6 8 8 4 3 4 9 8 8 9 8 5 3 1 6
STABILITY B G G F F C D D C E E E F C C C C F
CEILING None 1100 100 100 500 0 200 10000
STA PRES 27.42 27.37 27.32 27.27 27.25 27.19 27.20 27.17
Date 11/06Sat 11/07/26Sun 11/08/26Mon 11/09/26Tue 11/10/26
UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
EST 6hrly 13 19 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19
MAX/MIN TEMP 69 42 60 34 60 32 59 33 63
TEMP 67 57 47 44 57 49 40 36 57 46 39 34 56 48 39 35 59 50
DEWPT 50 48 45 42 40 39 36 34 35 36 33 31 31 33 31 29 32 35
RH 54 72 93 93 53 68 85 92 43 68 79 89 38 56 73 78 36 56
WIND SPD <15 <15 <15 <15 <15 <15 <15 <15 <15
AVG CLOUDS B1 FW FW SC SC SC SC B1 B1 FW FW SC SC SC FW FW FW FW
POP 12HR 20 5 5 5 5 20 20 10 5
RAIN S S S
$$
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