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EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Blacksburg VA
631 PM EST Sat Nov 14 2026
NCZ003-150900-
RAWS 310302
36.35N 80.48W Elev. 1076 ft
631 PM EST Sat Nov 14 2026
Date 11/14/26 Sun 11/15/26 Mon 11/16/26 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 32 53 32 57 31
TEMP 41 38 35 34 34 46 52 51 43 40 36 34 32 48 56 54 43 38 34 33 32
DEWPT 28 28 29 29 30 36 34 33 34 34 32 31 31 36 35 34 35 34 32 31 30
MIN/MAX RH 88 49 96 43 95
RH 59 67 78 82 85 68 50 50 70 79 85 89 96 63 45 46 73 85 92 92 92
WIND DIR NW W NW NW NW N N NW NW N N N N N NE N N N NW N N
WIND SPD 8 5 5 5 4 8 6 8 6 5 4 4 3 3 1 0 0 1 2 2 1
CLOUDS CL CL CL CL CL FW SC FW FW CL FW FW FW FW CL CL CL CL CL CL CL
CLOUDS(%) 3 2 2 1 4 8 27 15 6 3 7 6 9 9 2 1 1 0 0 2 4
VSBY 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 4 5 4 <1 <1 <1 <1 <1 3 4 3 <1
T WIND DIR NW NW NW NW NW N N N N N N N N N NE NE E
T WIND SPD 10 9 8 8 6 14 12 12 8 8 6 4 5 5 4 4 2
DISPERSION PR PR PR PR PR PR VP VP VP VP VP VP
ADI 7 4 4 4 7 64 68 65 4 4 3 2 6 21 22 17 1
MAX LVORI 3 3 4 5 5 1 1 1 3 4 6 6 6 2 2 2 3
STABILITY E F F F B B B B F F F F B B A A G
CEILING None None None None None None None None None
STA PRES 29.04 29.08 29.14 29.15 29.22 29.26 29.31 29.28
Date 11/17Wed 11/18/26Thu 11/19/26Fri 11/20/26Sat 11/21/26
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 60 33 64 34 67 38 69 40 67
TEMP 59 48 37 34 62 51 39 35 64 54 42 39 67 56 44 41 65 56
DEWPT 36 36 33 30 34 34 31 29 33 35 33 32 38 38 36 34 40 41
RH 42 63 85 85 35 52 73 78 31 48 70 76 34 51 73 76 40 57
WIND SPD <15 <15 <15 <15 <15 <15 <15 <15 <15
AVG CLOUDS CL CL CL CL CL CL CL CL FW FW SC FW FW FW FW FW FW FW
POP 12HR 0 0 0 0 0 0 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