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EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Blacksburg VA
1231 PM EST Wed Nov 4 2026
VAZ018-042100-
RAWS 444002
37.56N 80.18W Elev. 2702 ft
1231 PM EST Wed Nov 4 2026
Date Wed 11/04/26 Thu 11/05/26 Fri 11/06/26
UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00
EST 3hrly 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19
MAX/MIN TEMP 68 60 75 55 70
TEMP 67 65 61 62 63 62 62 66 73 73 63 60 59 57 55 62 69 67 57
DEWPT 56 58 58 59 60 61 61 64 64 64 60 57 56 54 52 53 51 48 46
MAX/MIN RH 69 100 70 90 49
RH 68 78 90 90 90 97 97 93 73 73 90 90 90 90 90 72 53 50 67
WIND DIR S S S S S S SW SW SW SW SW W W W NW NW W NW NW
WIND SPD 9 9 8 10 4 3 3 4 4 2 1 2 2 3 2 2 3 4 4
WIND GUST 20 13 14 17
CLOUDS B2 B2 OV B2 B2 OV B2 B2 SC SC B1 B1 B2 B2 B2 B1 SC FW FW
CLOUDS(%) 79 87 91 84 86100 86 70 45 37 54 69 82 83 76 60 32 12 11
VSBY 10 10 9 6 3 3 3 8 10 10 10 10 10 10 10 10 10 10 10
POP 12HR 5 80 20 20 20
RAIN SHWRS SC NM O SC IS IS IS IS IS
Obvis PF PF
MIX HGT 3 2 <1 <1 <1 <1 <1 2 3 2 <1 <1 <1 <1 <1 2 4 4 <1
T WIND DIR S S SE S S S S SW SW SW W W W NW NW W W NW NW
T WIND SPD 18 13 8 10 10 10 9 11 13 6 5 8 8 6 8 9 12 12 9
DISPERSION PR FR VP VP VP VP VP VP VP
ADI 45 27 7 9 7 9 7 21 52 21 3 4 4 3 6 24 57 59 4
MAX LVORI 1 3 5 5 6 6 6 5 3 3 6 6 6 6 5 3 1 1 3
STABILITY D D D D E D C D B B F F F F C C B B F
CEILING 2300 1500 700 700 None 2200 2200 None None
STA PRES 27.82 27.78 27.75 27.76 27.73 27.75 27.73 27.70 27.66
Date Sat 11/07/26Sun 11/08/26Mon 11/09/26Tue 11/10/26
UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
EST 6hrly 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19
MIN/MAX TEMP 47 59 41 60 40 60 40 65
TEMP 51 47 58 49 44 41 58 48 43 40 58 50 43 41 62 54
DEWPT 43 39 41 36 34 33 36 32 31 30 33 30 29 28 36 33
RH 74 74 53 61 68 73 44 54 62 67 39 46 57 59 38 45
WIND SPD <15 <15 <15 <15 <15 <15 <15 <15
AVG CLOUDS FW SC SC SC SC SC SC SC FW FW FW FW CL FW FW FW
POP 12HR 0 5 0 5 0 5 0 0
$$
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