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EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Blacksburg VA
701 PM EST Wed Nov 11 2026
VAZ024-120900-
RAWS 441631
37.63N 79.51W Elev. 865 ft
701 PM EST Wed Nov 11 2026
Date 11/11/26 Thu 11/12/26 Fri 11/13/26 Sat
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 43 64 37 53 29
TEMP 52 48 46 44 55 63 60 52 47 44 41 38 46 53 51 44 39 35 31 30
DEWPT 46 43 41 43 48 48 44 43 41 40 38 34 35 32 29 30 31 29 28 26
MIN/MAX RH 98 57 89 41 92
RH 80 83 83 96 77 58 55 71 79 86 89 85 65 44 42 57 73 78 88 85
WIND DIR W W N N W W W W W W W W NW NW NW NW NW NW NW NW
WIND SPD 1 1 0 0 3 11 11 8 5 5 6 5 9 9 10 6 4 2 3 4
WIND GUST 14 21 23 21 18 16 17 17 19 19 14 12 13 16
CLOUDS FW CL B1 SC FW SC SC SC FW SC SC SC FW SC SC B1 B1 B1 FW FW
CLOUDS(%) 16 5 54 50 24 43 49 46 25 29 39 43 23 43 36 57 54 57 24 9
VSBY 10 10 10 9 10 10 8 7 7 10 10 10 10 10 10 10
POP 12HR 20 20 10 5 0
RAIN SHWRS IS IS IS
MIX HGT <1 <1 <1 <1 3 4 3 1 2 3 <1 <1 4 6 5 <1
T WIND DIR SW W W W W W W NW NW NW NW NW NW NW NW NW
T WIND SPD 8 8 6 8 13 19 20 17 13 16 11 10 13 13 12 10
DISPERSION VP VP VP PR PR PR PR PR VP VP VP
ADI 4 4 3 8 45 75 69 15 6 7 5 11 49 60 53 7
MAX LVORI 5 5 5 8 3 1 1 3 4 4 5 4 1 1 1 3
STABILITY G G F A B C C D F F F B C C C E
CEILING None None None None None None None None None
STA PRES 28.19 28.07 28.02 27.99 28.05 28.08 28.14 28.17
Date 11/14Sun 11/15/26Mon 11/16/26Tue 11/17/26Wed 11/18/26
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 50 27 54 27 55 28 56 27 61
TEMP 50 40 32 27 52 41 32 27 53 43 33 28 54 43 33 27 59 45
DEWPT 28 28 28 25 31 31 29 25 33 31 29 26 33 31 29 25 32 30
RH 42 62 85 92 44 67 88 92 46 62 85 92 45 62 85 92 36 55
WIND SPD <15 <15 <15 <15 <15 <15 <15 <15 <15
AVG CLOUDS FW FW FW FW CL CL CL FW FW FW SC SC SC 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