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EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Blacksburg VA
201 PM EST Mon Nov 9 2026
VAZ046-100900-
RAWS 441101
37.39N 78.80W Elev. 804 ft
201 PM EST Mon Nov 9 2026
Date 11/09/26 Tue 11/10/26 Wed 11/11/26 Thu
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 37 69 41 68 43
TEMP 65 52 46 42 39 38 58 67 68 56 51 47 43 41 61 68 66 55 50 47 45 44
DEWPT 39 39 38 38 37 37 45 43 43 42 43 43 42 41 49 49 47 47 46 45 45 44
MIN/MAX RH 99 39 100 48 100
RH 38 61 73 86 92 96 62 42 40 59 74 86 96100 65 51 50 74 86 93100100
WIND DIR NW NW W W SW SW W W W W W W NW NW SE S S SE S S S S
WIND SPD 8 4 3 3 3 5 8 11 6 4 3 3 2 1 2 4 4 2 3 2 2 3
CLOUDS CL CL FW CL CL CL CL CL CL CL CL CL CL CL CL FW SC SC SC B1 B1 B2
CLOUDS(%) 1 3 6 1 1 3 2 3 1 2 2 1 2 4 4 22 39 43 35 54 65 73
VSBY 10 10 10 10 10 10 10 10 10 10 10 10 10 8 10 10 10 10 10 10 9 7
POP 12HR 0 0 0 0 5
RAIN L
MIX HGT 4 <1 <1 <1 <1 <1 1 3 3 <1 <1 <1 <1 <1 1 4 2 <1
T WIND DIR NW NW W W W W W W W W W W NW W W SW SW S
T WIND SPD 16 9 5 5 8 10 14 17 13 9 6 6 5 3 6 9 6 6
DISPERSION VP VP VP VP VP VP VP VP VP VP VP VP
ADI 74 4 3 3 4 11 29 55 48 4 3 3 3 3 13 44 15 3
MAX LVORI 1 3 3 5 6 7 2 1 1 3 3 6 9 9 3 1 2 3
STABILITY B F G G G B B C B F G G G A B B B F
CEILING None None None None None None None None None
STA PRES 29.41 29.40 29.36 29.30 29.32 29.31 29.29 29.16
Date 11/12Fri 11/13/26Sat 11/14/26Sun 11/15/26Mon 11/16/26
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 39 50 31 51 28 53 30 58
TEMP 62 53 44 39 48 40 35 32 48 39 33 29 51 43 33 31 56 48
DEWPT 52 47 41 36 36 32 30 27 28 27 27 26 30 31 30 28 34 35
RH 70 80 89 89 63 73 82 81 46 62 78 88 44 62 89 88 43 60
WIND SPD <15 <15 15> <15 <15 <15 <15 <15 <15
AVG CLOUDS B2 B1 B1 B1 B1 B1 SC SC FW SC FW FW FW FW FW FW FW SC
POP 12HR 60 30 30 10 0 0 0 0 5
RAIN L C S C C S
$$
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