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EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Blacksburg VA
601 AM EST Wed Nov 4 2026
VAZ024-042100-
RAWS 441631
37.63N 79.51W Elev. 865 ft
601 AM 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 74 60 76 56 73
TEMP 50 62 72 72 66 64 62 62 62 65 74 75 66 62 61 59 57 61 71 73 63
DEWPT 47 56 58 59 59 60 62 62 62 65 67 66 65 62 61 59 56 58 54 51 51
MAX/MIN RH 61 100 74 100 47
RH 89 81 61 64 78 87100100100100 79 74 97100100100 96 90 55 46 65
WIND DIR N S S S N N SE SE SE S S S S SW N N NW W W W NW
WIND SPD 0 1 4 3 0 0 2 3 3 4 4 3 1 1 0 0 1 1 2 2 2
WIND GUST 14
CLOUDS SC SC B2 B2 OV OV OV OV B2 B1 B1 SC B1 B2 B2 B2 B2 B1 SC FW FW
CLOUDS(%) 34 39 79 81 88 91 94 97 78 60 58 33 56 74 83 79 82 69 48 15 12
VSBY 1 10 10 10 9 7 5 3 3 5 10 10 10 10 10 10 10 10 10 10 10
POP 12HR 0 70 20 30 30
RAIN SHWRS SC SC NM SC IS IS IS SC SC SC SC
Obvis PF PF PF
MIX HGT <1 2 3 3 <1 <1 <1 <1 <1 2 3 3 <1 <1 <1 <1 <1 2 4 3 <1
T WIND DIR S S S S SE S S S S SW SW SW SW SW W W W W W NW NW
T WIND SPD 5 11 14 11 6 8 9 9 9 12 10 9 5 6 6 5 5 8 6 8 6
DISPERSION VP VP VP VP VP VP VP VP VP
ADI 6 30 38 36 3 4 4 4 7 23 23 31 3 3 3 3 4 16 31 31 3
MAX LVORI 7 3 1 1 4 5 9 9 8 5 3 3 8 9 9 9 9 5 1 1 3
STABILITY A A D C F F F F C D D B F F F F C C B B G
CEILING None 3300 3300 900 900 None 900 4800 5600 None
STA PRES 28.57 28.47 28.44 28.42 28.41 28.38 28.39 28.36 28.33 28.29
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 43 64 34 64 32 64 32 68
TEMP 50 44 63 51 40 35 61 51 39 33 62 53 38 33 65 57
DEWPT 47 42 41 39 38 35 36 36 35 32 33 33 33 30 35 36
RH 89 93 44 63 92100 39 56 85 96 33 46 82 89 33 45
WIND SPD <15 <15 <15 <15 <15 <15 <15 <15
AVG CLOUDS FW FW FW FW FW FW FW FW FW FW FW CL CL CL FW CL
POP 12HR 5 5 0 0 5 0 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