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EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Blacksburg VA
401 PM EST Sat Nov 8 2025
VAZ018-090900-
RAWS 444002
37.56N 80.18W Elev. 2702 ft
401 PM EST Sat Nov 8 2025
Date 11/08/25 Sun 11/09/25 Mon 11/10/25 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 47 66 33 40 25
TEMP 52 50 49 49 47 59 63 57 47 43 39 36 34 38 40 36 28 27 28 27 25
DEWPT 42 41 42 42 43 50 50 44 39 34 30 27 25 24 21 18 16 15 16 14 13
MIN/MAX RH 87 57 75 45 61
RH 69 71 77 77 86 72 62 62 74 70 70 69 69 57 46 47 60 60 60 57 60
WIND DIR W SW S SW W SW W W W NW NW NW NW NW NW W W W W W W
WIND SPD 1 1 1 1 2 5 9 9 10 10 10 10 10 10 10 10 10 11 12 13 13
WIND GUST 17 23 25 29 32 31 31 31 28 25 27 31 34 35 36 36
CLOUDS FW FW SC B1 B1 SC B1 SC B1 B2 B1 B1 B1 SC B1 B1 B1 B1 B1 SC FW
CLOUDS(%) 8 14 44 68 54 40 52 42 57 74 63 57 51 44 59 53 58 56 59 44 25
VSBY 10 10 10 10 10 10 9 9 9 8 7 7 10 10 10 7 6
POP 12HR 20 20 30 20 30
RAIN SHWRS IS SC SC IS IS
SNOWSHWRS IS IS IS IS SC SC IS IS
MIX HGT <1 <1 <1 <1 <1 2 4 4 1 2 2 2 2 4 5 4 2
T WIND DIR S S S N W SW W W W NW NW NW NW NW NW W W
T WIND SPD 3 2 2 0 2 6 25 20 21 26 24 24 25 24 20 24 29
DISPERSION VP VP VP VP FR FR FR FR FR FR FR FR
ADI 2 1 1 0 2 14 72 73 24 30 32 27 49 87 62 68 33
MAX LVORI 3 3 4 6 5 3 1 1 3 3 3 3 1 1 1 1 1
STABILITY G G F F C B D C D D D D D C D D D
CEILING None 1300 None None 1600 None None None 2000
STA PRES 27.63 27.58 27.55 27.53 27.61 27.59 27.61 27.61
Date 11/11Wed 11/12/25Thu 11/13/25Fri 11/14/25Sat 11/15/25
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 41 32 56 39 55 36 61 41 63
TEMP 40 32 33 37 55 46 44 39 54 42 38 37 60 46 43 42 62 50
DEWPT 16 18 18 21 33 33 34 30 30 26 26 26 31 32 32 34 44 41
RH 37 56 53 52 43 60 68 70 40 53 62 64 33 58 65 73 52 71
WIND SPD <15 <15 <15 <15 <15 <15 <15 <15 <15
AVG CLOUDS FW FW SC FW CL FW FW SC FW FW FW FW FW SC SC SC SC SC
POP 12HR 0 0 0 5 0 0 5 10 5
$$
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