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EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Blacksburg VA
101 PM EST Mon Nov 3 2025
NCZ018-032100-
RAWS 311941
36.22N 81.63W Elev. 3254 ft
101 PM EST Mon Nov 3 2025
Date Mon 11/03/25 Tue 11/04/25 Wed 11/05/25
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 49 34 59 39 64
TEMP 46 41 40 37 35 34 46 57 56 45 42 41 40 43 57 63 60 51
DEWPT 38 37 35 34 33 31 30 28 30 34 34 34 33 30 37 39 35 36
MAX/MIN RH 66 93 30 77 39
RH 73 85 82 89 92 89 53 33 37 65 73 76 76 60 47 41 39 56
WIND DIR W NW NW NW NW NW NW W SW SW SW W W W W W W W
WIND SPD 13 13 11 8 8 6 4 4 3 1 1 2 2 6 13 16 14 12
WIND GUST 25 25 21 19 23
CLOUDS FW FW FW SC SC SC FW FW FW FW FW FW FW FW FW SC FW FW
CLOUDS(%) 23 20 17 27 30 38 11 15 15 6 7 6 11 20 23 45 16 6
VSBY 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 <1 1 2 1 <1 <1 <1 <1 <1 2 3 2 <1
T WIND DIR NW NW NW NW NW NW NW W W S SW SW W W W W W W
T WIND SPD 18 24 16 18 12 10 10 6 4 2 3 3 3 5 21 26 18 11
DISPERSION FR FR PR PR VP VP VP VP FR
ADI 30 22 11 12 8 11 15 18 8 1 2 2 2 6 36 62 32 10
MAX LVORI 3 4 4 5 6 5 2 2 2 3 3 4 4 3 1 1 1 2
STABILITY D D E E E B B B B G G G G B D D D D
CEILING None None None None None None None None None
STA PRES 26.98 27.02 27.08 27.15 27.11 27.10 27.04 27.00 26.91
Date Thu 11/06/25Fri 11/07/25Sat 11/08/25Sun 11/09/25
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 41 59 38 57 43 57 40 56
TEMP 47 42 58 45 41 39 56 49 48 43 56 46 42 42 55 44
DEWPT 42 39 36 40 36 36 45 48 48 42 42 42 40 39 43 37
RH 83 89 44 82 82 89 66 96100 96 59 86 93 89 64 76
WIND SPD <15 <15 <15 <15 <15 <15 <15 <15
AVG CLOUDS FW SC FW FW FW SC SC B1 B2 B1 SC SC SC SC B1 SC
POP 12HR 0 0 0 20 60 5 20 20
RAIN S L S
RAIN SHWRS IS IS IS
$$
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