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EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Blacksburg VA
701 PM EST Fri Nov 14 2025
NCZ006-150900-
RAWS 310801
36.37N 79.29W Elev. 580 ft
701 PM EST Fri Nov 14 2025
Date 11/14/25 Sat 11/15/25 Sun 11/16/25 Mon
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 74 58 73 37
TEMP 50 48 46 46 64 73 72 64 61 60 60 59 69 72 68 57 49 45 40 37
DEWPT 32 34 36 37 46 49 49 48 50 51 52 53 54 43 34 31 27 24 22 20
MIN/MAX RH 71 42 81 28 51
RH 50 58 68 71 52 43 44 56 67 72 75 80 59 35 28 37 42 43 48 50
WIND DIR SW SW SW SW W W SW SW SW SW SW W W W NW NW NW NW W W
WIND SPD 5 5 4 4 6 9 8 8 9 9 10 9 11 12 11 5 4 3 3 3
WIND GUST 19 21 24 21
CLOUDS FW FW FW FW SC B1 B2 B1 SC SC SC SC FW FW FW FW FW FW FW CL
CLOUDS(%) 6 9 7 18 38 66 73 55 39 34 34 29 20 24 8 17 18 18 8 3
VSBY 10 10 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 3 2 <1 <1 <1 <1 <1 5 7 6 <1
T WIND DIR SW SW SW SW W W SW SW SW SW SW SW NW W NW NW
T WIND SPD 8 8 5 5 11 16 16 9 12 16 13 11 19 26 27 12
DISPERSION PR PR VP PR PR PR FR PR VP VP VP
ADI 4 4 3 6 20 60 41 6 6 11 9 9 77123120 6
MAX LVORI 2 3 3 3 2 1 1 3 3 3 4 4 1 1 1 2
STABILITY F F F B B B C E F E E C C C C F
CEILING None None None 21800 None None None None None
STA PRES 29.41 29.35 29.29 29.15 29.05 28.93 28.96 29.02
Date 11/17Tue 11/18/25Wed 11/19/25Thu 11/20/25Fri 11/21/25
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 62 37 60 41 61 40 63 46 66
TEMP 58 50 40 38 58 54 48 42 60 52 44 41 61 56 50 48 65 56
DEWPT 20 25 25 26 34 40 43 42 45 44 42 41 47 50 48 47 49 49
RH 23 37 55 62 40 59 83100 58 74 93100 60 80 93 96 56 77
WIND SPD <15 <15 <15 <15 <15 <15 <15 <15 <15
AVG CLOUDS CL FW FW SC B1 B1 B1 B2 B1 SC B1 B1 B1 B1 B1 B1 B1 SC
POP 12HR 0 5 20 30 5 10 10 30 20
RAIN S S C S S C 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