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EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Blacksburg VA
631 PM EST Thu Nov 5 2026
VAZ012-060900-
RAWS 447502
37.01N 81.18W Elev. 2540 ft
631 PM EST Thu Nov 5 2026
Date 11/05/26 Fri 11/06/26 Sat 11/07/26 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
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 48 65 36 56 28
TEMP 61 59 58 53 49 57 64 63 53 49 45 41 37 44 52 55 46 40 37 33 30
DEWPT 59 57 55 52 48 49 45 43 44 44 41 37 34 35 31 28 33 33 33 33 30
MIN/MAX RH 96 45 93 35 100
RH 93 93 90 96 96 75 50 48 71 83 86 85 89 70 44 35 60 76 85100100
WIND DIR W W NW NW NW W W NW NW NW NW NW NW NW NW NW NW NW NW NW W
WIND SPD 2 2 1 2 1 1 2 3 2 3 3 4 4 4 4 4 3 3 2 2 2
CLOUDS SC B2 B1 OV B1 FW FW SC B1 B2 SC SC B2 SC CL FW FW FW SC SC SC
CLOUDS(%) 44 84 69 93 63 12 19 28 68 75 48 47 70 30 5 7 9 23 31 40 36
VSBY 10 10 7 4 3 10 10 10 10 10 10 10 10 10 10 10 10
POP 12HR 5 0 0 0 0
Obvis PF PF
MIX HGT <1 <1 <1 <1 <1 2 4 4 1 2 2 2 <1 2 3 3 <1
T WIND DIR SW W W NW NW W W NW NW NW NW NW NW NW NW NW NW
T WIND SPD 2 2 3 3 3 12 18 20 9 17 17 18 6 19 19 18 6
DISPERSION VP VP VP VP VP VP VP VP VP VP VP VP
ADI 1 1 2 2 3 35 87 95 4 8 8 12 7 61 72 67 3
MAX LVORI 7 7 7 8 8 3 1 1 3 4 4 4 5 3 1 1 3
STABILITY F F F F A A B B F F F E B B B B G
CEILING 1500 4000 None None 1500 None None None None
STA PRES 27.18 27.18 27.18 27.16 27.22 27.23 27.27 27.28
Date 11/08Mon 11/09/26Tue 11/10/26Wed 11/11/26Thu 11/12/26
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 62 30 66 33 67 32 65 29 60
TEMP 58 45 39 33 62 50 41 36 63 52 41 36 61 46 38 32 56 47
DEWPT 32 33 32 30 31 33 31 29 32 34 34 33 31 32 32 30 32 33
RH 37 62 76 89 31 52 67 75 31 50 76 89 32 58 79 92 40 58
WIND SPD <15 <15 <15 <15 <15 <15 <15 <15 <15
AVG CLOUDS FW CL CL CL FW CL CL CL FW FW FW FW FW FW FW FW SC SC
POP 12HR 0 0 0 0 0 0 0 0 20
RAIN 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