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EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Blacksburg VA
301 PM EST Fri Nov 13 2026
NCZ003-140900-
RAWS 310302
36.35N 80.48W Elev. 1076 ft
301 PM EST Fri Nov 13 2026
Date 11/13/26 Sat 11/14/26 Sun 11/15/26 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 34 50 32 54 30
TEMP 50 45 41 37 37 35 43 49 48 39 36 34 32 32 44 52 53 45 38 35 33 31
DEWPT 32 30 31 29 29 27 30 28 27 28 28 28 27 28 33 32 31 34 34 32 30 29
MIN/MAX RH 75 43 88 41 94
RH 50 55 67 72 72 72 60 44 44 64 72 78 81 85 65 46 43 65 85 89 89 92
WIND DIR NW NW NW NW NW NW NW NW NW NW NW NW NW NW NW NW NW NW N N N N
WIND SPD 8 10 8 5 6 8 10 10 11 6 5 5 5 4 6 5 6 5 4 4 4 3
WIND GUST 20
CLOUDS B2 B2 B2 B1 SC FW FW FW FW CL CL CL CL FW FW FW CL FW FW FW FW CL
CLOUDS(%) 86 80 77 51 39 25 21 17 6 4 4 5 5 6 8 14 2 10 8 6 7 5
VSBY 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10
POP 12HR 5 0 0 0 0
MIX HGT 5 <1 <1 <1 <1 <1 4 6 5 <1 <1 <1 <1 <1 3 5 4 <1
T WIND DIR N N N NW NW NW NW NW NW NW NW NW NW NW N N N N
T WIND SPD 16 11 8 5 6 9 17 17 17 9 8 8 9 8 13 11 12 8
DISPERSION FR PR PR PR PR PR PR PR PR VP VP VP
ADI 48 10 7 4 3 10 67 76 71 4 4 4 4 8 54 64 64 4
MAX LVORI 1 2 3 3 3 3 1 1 1 3 3 4 4 4 1 1 1 3
STABILITY D D D E F B C C C F F F F B B B B F
CEILING 5600 None None None None None None None None
STA PRES 28.72 28.79 28.89 28.95 29.04 29.08 29.14 29.15
Date 11/16Tue 11/17/26Wed 11/18/26Thu 11/19/26Fri 11/20/26
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 56 32 59 33 63 35 65 38 68
TEMP 54 44 35 33 57 48 37 34 61 50 38 36 63 53 42 39 66 56
DEWPT 33 36 32 30 34 36 32 30 32 35 31 29 34 36 34 32 38 41
RH 45 73 89 89 42 63 82 85 33 56 76 75 34 52 73 76 36 57
WIND SPD <15 <15 <15 <15 <15 <15 <15 <15 <15
AVG CLOUDS FW CL FW FW FW CL CL CL CL CL CL CL CL FW SC SC SC SC
POP 12HR 0 0 0 0 0 0 0 0 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