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EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Blacksburg VA
131 AM EST Sat Nov 14 2026
VAZ018-150900-
RAWS 444002
37.56N 80.18W Elev. 2702 ft
131 AM EST Sat Nov 14 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 32 39 33 45 32
TEMP 32 32 37 39 38 34 33 34 34 34 41 45 44 41 38 36 34 33
DEWPT 27 26 27 26 24 24 25 26 28 27 30 31 30 29 28 27 27 26
MIN/MAX RH 86 57 78 57 78
RH 81 78 67 59 57 66 72 72 78 75 65 58 57 62 67 69 75 75
WIND DIR NW NW NW NW NW NW NW NW NW NW NW NW NW NW NW NW NW NW
WIND SPD 9 10 13 10 10 10 12 12 10 8 8 6 6 5 4 3 3 2
WIND GUST 27 34 34 28 28 29 33 33 31 27 24 18 19 19 14
CLOUDS B1 B1 B1 B1 FW FW SC SC SC B1 B1 SC SC SC SC SC FW FW
CLOUDS(%) 57 56 69 52 24 9 27 28 44 55 53 41 48 33 28 26 25 20
VSBY 10 10 10 10 10 10 10 10 10 10 9 10 10 10 10 10 10 9
POP 12HR 5 5 0 0 0
MIX HGT 1 1 4 4 4 <1 <1 <1 1 <1 3 4 4 1 <1 <1 <1 <1
T WIND DIR NW NW NW NW NW NW NW NW NW NW NW NW NW NW NW N NW NW
T WIND SPD 12 14 24 24 21 13 16 16 16 12 17 13 14 9 8 9 9 6
DISPERSION PR FR FR FR FR PR VP VP VP
ADI 11 19 63 70 84 9 14 14 14 14 43 61 65 4 4 4 4 7
MAX LVORI 3 3 1 1 1 2 2 2 3 3 1 1 1 3 3 3 4 4
STABILITY D D D D C E D D D D D B B F F G G B
CEILING 2700 2100 None None None None None None None
STA PRES 27.67 27.76 27.83 27.90 27.94 28.03 28.06 28.12 28.15
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 57 32 62 35 65 37 68 40 69
TEMP 55 44 36 33 61 49 39 36 63 51 42 38 66 53 44 41 67 55
DEWPT 33 30 26 25 34 29 26 25 30 27 25 23 29 27 26 26 35 33
RH 43 57 67 72 36 46 59 64 29 39 50 54 25 36 49 55 30 43
WIND SPD <15 <15 <15 <15 <15 <15 <15 <15 <15
AVG CLOUDS FW CL CL CL CL CL CL CL CL CL CL CL FW FW SC SC SC SC
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