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EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Blacksburg VA
701 PM EST Sat Nov 8 2025
NCZ001-090900-
RAWS 310142
36.40N 81.46W Elev. 4608 ft
701 PM EST Sat Nov 8 2025
Date 11/08/25 Sun 11/09/25 Mon 11/10/25 Tue
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 45 54 19 22 17
TEMP 50 48 47 47 51 51 46 38 33 29 26 22 20 22 19 18 19 20 19 18
DEWPT 46 44 40 38 46 47 42 35 30 26 23 20 17 14 10 10 11 12 11 10
MIN/MAX RH 89 71 92 67 72
RH 86 86 76 71 83 86 86 89 89 88 88 92 88 71 67 70 70 71 70 70
WIND DIR SW SW W W W W W NW NW NW NW NW NW NW NW NW W NW NW W
WIND SPD 2 3 5 9 13 16 17 24 29 29 29 28 21 18 20 28 31 32 31 29
CLOUDS SC SC SC SC SC B2 B1 B2 B2 B1 B1 B1 B1 B2 B1 B1 B1 B1 SC SC
CLOUDS(%) 36 32 50 41 42 70 64 81 82 68 63 69 59 73 64 59 63 54 41 41
VSBY 10 10 10 9 10 10 10 10 7 9 8 6 6 7 5 3
POP 12HR 5 10 40 20 40
SNOWSHWRS SC SC SC SC IS IS IS IS SC SC
MIX HGT <1 <1 <1 <1 3 3 2 1 1 1 2 1 3 4 4 3
T WIND DIR S S W W W W W NW NW NW NW NW NW NW NW NW
T WIND SPD 2 2 1 4 25 24 20 25 26 27 33 32 29 25 33 35
DISPERSION VP VP PR GD GD GD GD GD GD GD GD
ADI 1 2 1 5 60 58 43 28 24 31 37 52 66 66 90 48
MAX LVORI 7 8 8 6 4 3 4 4 4 4 4 4 3 3 1 3
STABILITY F E E D D D D D D D D D D D D D
CEILING None None None 200 200 100 100 100 900
STA PRES 26.53 26.49 26.48 26.48 26.53 26.48 26.50 26.51
Date 11/11Wed 11/12/25Thu 11/13/25Fri 11/14/25Sat 11/15/25
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 30 25 43 34 44 34 51 41 54
TEMP 27 25 27 32 42 38 38 34 43 36 34 35 50 41 43 42 53 45
DEWPT 11 15 15 18 29 31 33 30 27 26 24 22 28 32 36 37 42 41
RH 50 65 60 56 60 76 82 85 53 67 66 59 42 70 76 82 66 86
WIND SPD 15> 15> 15> 15> 15> 15> <15 <15 <15
AVG CLOUDS SC FW FW FW FW FW FW SC SC FW FW FW FW SC SC SC SC SC
POP 12HR 0 0 0 0 0 0 5 10 5
$$
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