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EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Blacksburg VA
1231 PM EST Sun Nov 15 2026
VAZ018-152100-
RAWS 444002
37.56N 80.18W Elev. 2702 ft
1231 PM EST Sun Nov 15 2026
Date Sun 11/15/26 Mon 11/16/26 Tue 11/17/26
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 45 32 54 32 61
TEMP 45 43 39 37 35 34 34 45 52 53 45 41 38 36 35 49 58 59 51
DEWPT 32 34 29 30 30 30 30 33 32 31 31 31 30 29 27 34 32 30 29
MAX/MIN RH 59 86 43 80 32
RH 60 70 67 75 82 85 85 62 46 43 58 67 73 75 72 56 37 33 42
WIND DIR NW NW NW NW NW NW NW N N NW NW NW NW W W N SW N N
WIND SPD 6 6 8 5 5 4 4 3 3 3 3 3 1 1 1 0 1 0 0
CLOUDS SC B1 B1 SC SC FW FW FW FW CL CL CL CL FW FW CL FW CL CL
CLOUDS(%) 47 54 58 42 26 20 16 12 6 5 1 2 3 9 6 4 8 4 1
VSBY 10 10 10 10 10 10 10 10 10 10 10 10 10 9 9 9 10 10 10
POP 12HR 5 0 0 0 0
SPRINKLES SC SC
MIX HGT 4 4 <1 <1 <1 <1 <1 2 3 3 <1 <1 <1 <1 <1 1 3 1 <1
T WIND DIR NW NW NW N NW NW NW N N N NW N N NW NW N N NW NW
T WIND SPD 14 16 10 9 9 8 8 8 6 8 8 6 5 6 5 5 4 5 4
DISPERSION PR PR PR VP VP VP VP VP VP
ADI 67 42 7 4 4 4 8 24 27 32 4 3 3 3 6 10 18 8 2
MAX LVORI 1 1 3 4 4 5 4 2 2 1 3 3 3 4 4 2 2 2 2
STABILITY B D E G G G B A B A G G G G A A A A G
CEILING None None None None None None None None None
STA PRES 28.05 28.11 28.15 28.20 28.18 28.23 28.25 28.27 28.23
Date Wed 11/18/26Thu 11/19/26Fri 11/20/26Sat 11/21/26
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 36 65 38 68 40 68 42 66
TEMP 42 38 62 49 43 39 67 50 44 41 67 52 46 43 66 51
DEWPT 27 27 28 28 26 26 33 30 28 29 40 37 34 34 41 37
RH 55 64 27 44 51 59 28 46 53 62 37 56 63 70 40 59
WIND SPD <15 <15 <15 <15 <15 <15 <15 <15
AVG CLOUDS CL CL CL CL CL CL FW SC SC FW FW FW FW FW FW FW
POP 12HR 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