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EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Blacksburg VA
1231 AM EST Sun Nov 15 2026
VAZ024-160900-
RAWS 441631
37.63N 79.51W Elev. 865 ft
1231 AM EST Sun Nov 15 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 29 55 28 60 26
TEMP 34 31 30 44 54 53 45 38 34 30 28 45 58 57 46 38 33 29 28
DEWPT 25 27 28 35 34 32 30 31 30 29 28 35 35 33 32 32 29 28 27
MIN/MAX RH 91 44 100 38 100
RH 69 85 92 70 46 44 55 76 85 96100 68 42 40 58 79 85 96 96
WIND DIR W NW W NW NW NW NW NW NW NW NW N NW N N N N N N
WIND SPD 2 2 2 4 5 5 3 1 1 1 1 1 1 0 0 0 0 0 0
WIND GUST 14 13
CLOUDS FW FW FW FW SC SC FW FW FW FW FW FW CL CL CL CL CL CL FW
CLOUDS(%) 7 15 19 23 41 27 22 19 20 11 16 7 2 1 2 5 1 4 9
VSBY 10 10 10 9 10 10 10 7 10 10 10 10 10 10 10
POP 12HR 0 5 0 0 0
MIX HGT <1 <1 <1 4 5 5 <1 <1 <1 <1 <1 3 4 3 <1
T WIND DIR W W W NW NW N NW NW NW NW NW N N NW S
T WIND SPD 9 8 8 16 12 13 8 6 6 6 5 8 6 5 3
DISPERSION VP VP VP VP VP VP VP VP VP VP
ADI 4 4 8 70 75 79 4 3 3 3 6 32 31 24 2
MAX LVORI 3 6 5 3 1 1 3 3 5 8 9 3 1 2 3
STABILITY G G B B B B G G G G A A A A G
CEILING None None None None None None None None
STA PRES 28.61 28.69 28.71 28.79 28.82 28.88 28.85
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 64 30 68 32 70 35 71 36 70
TEMP 63 52 37 31 66 54 38 33 69 56 41 35 69 58 43 37 68 57
DEWPT 36 32 30 27 33 30 29 27 32 31 30 29 36 35 34 33 40 39
RH 36 46 75 85 29 40 70 78 25 38 65 78 30 42 70 85 36 51
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