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EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Blacksburg VA
1231 PM EST Wed Nov 11 2026
NCZ003-112100-
RAWS 310302
36.35N 80.48W Elev. 1076 ft
1231 PM EST Wed Nov 11 2026
Date Wed 11/11/26 Thu 11/12/26 Fri 11/13/26
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 70 45 63 39 50
TEMP 67 68 57 52 50 48 46 58 62 57 50 46 43 41 39 46 50 48 40
DEWPT 44 44 47 47 44 44 45 48 46 41 40 39 37 35 33 34 30 29 30
MAX/MIN RH 40 97 56 80 44
RH 43 42 69 83 80 86 96 69 56 55 68 76 79 79 79 63 46 47 67
WIND DIR S SW SW W W W SW W W NW NW NW NW NW NW NW NW NW NW
WIND SPD 6 6 3 1 1 2 2 8 12 12 10 9 9 11 11 12 11 12 9
WIND GUST 20 23 23 23
CLOUDS FW CL B1 SC CL SC FW FW B1 SC FW FW FW FW FW FW SC SC FW
CLOUDS(%) 20 0 52 38 4 45 11 12 53 28 14 8 10 10 6 14 28 36 23
VSBY 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10
POP 12HR 0 10 20 0 0
RAIN SHWRS IS
MIX HGT 4 4 <1 <1 <1 <1 <1 4 5 5 <1 <1 <1 <1 <1 4 6 6 <1
T WIND DIR SW SW SW W W W W W NW NW NW NW NW NW NW NW NW NW NW
T WIND SPD 9 9 6 6 5 8 10 19 19 18 10 10 9 11 11 14 12 13 9
DISPERSION VP VP VP VP FR PR PR FR PR
ADI 48 41 3 3 3 5 11 73 81 77 7 7 6 8 9 56 55 60 6
MAX LVORI 1 1 3 4 5 5 5 1 1 1 3 4 4 4 4 1 1 1 3
STABILITY B B F F G E B C C C E E E E C C C C E
CEILING None None None None None None None None None
STA PRES 28.68 28.61 28.52 28.53 28.55 28.59 28.61 28.66 28.67
Date Sat 11/14/26Sun 11/15/26Mon 11/16/26Tue 11/17/26
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 33 49 29 53 29 53 31 55
TEMP 36 33 48 40 33 30 50 43 33 29 50 43 35 31 52 44
DEWPT 27 25 25 26 25 24 27 28 26 25 29 31 29 27 31 32
RH 69 72 40 57 72 78 41 55 75 85 44 62 78 85 44 62
WIND SPD <15 <15 <15 <15 <15 <15 <15 <15
AVG CLOUDS FW FW CL FW FW FW CL CL FW FW FW SC B1 SC SC SC
POP 12HR 0 0 0 0 0 0 5 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