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EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Blacksburg VA
223 PM EST Mon Nov 24 2025
WVZ043-250900-
RAWS 465401
37.53N 81.00W Elev. 2725 ft
223 PM EST Mon Nov 24 2025
Date 11/24/25 Tue 11/25/25 Wed 11/26/25 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 43 57 51 57 27
TEMP 55 48 46 44 44 45 51 54 56 55 54 52 54 53 55 55 48 40 35 32 29 28
DEWPT 35 34 34 35 37 41 47 51 52 51 52 52 54 52 52 47 38 29 25 22 19 18
MIN/MAX RH 87 75 100 63 71
RH 47 58 63 70 76 86 86 90 86 86 93100100 96 90 74 68 64 66 66 66 66
WIND DIR S S SE SE SE SE S S S S S SW SW W W W W W W W W W
WIND SPD 5 5 4 4 5 5 8 10 8 5 5 5 5 6 10 13 13 13 13 12 13 13
WIND GUST 18 21 18 17 21 27 27 28 28 27 28 26
CLOUDS B1 B2 B1 B2 B2 B2 OV OV B2 B2 B2 OV OV B1 B1 B1 SC SC SC B1 SC SC
CLOUDS(%) 59 72 67 83 84 77 94 93 82 86 86100 94 67 65 65 45 35 49 63 45 50
VSBY 10 10 10 10 10 10 10 7 10 10 9 7 10 10 10 10 10 10
POP 12HR 30 90 80 40 5
RAIN C C
RAIN SHWRS IS IS NM O SC SC NM O NM
TSTMS IS IS
MIX HGT 2 <1 <1 <1 <1 <1 2 2 1 <1 <1 <1 <1 <1 3 3 4 2
T WIND DIR SE SE SE SE SE SE S S S S S S W W W W W W
T WIND SPD 10 6 6 5 5 6 9 9 12 8 9 8 6 16 24 26 25 28
DISPERSION PR VP VP PR PR PR PR PR FR FR FR FR
ADI 28 5 5 4 4 8 15 17 19 5 6 5 5 21 58 66 66 32
MAX LVORI 2 3 3 3 4 5 4 4 4 5 5 9 9 5 4 3 1 1
STABILITY C E E E E D D D D E E E E D D D D D
CEILING 14600 10000 900 800 500 700 700 None None
STA PRES 27.78 27.74 27.70 27.61 27.58 27.55 27.56 27.59
Date 11/27Fri 11/28/25Sat 11/29/25Sun 11/30/25Mon 12/01/25
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 36 22 30 19 39 28 45 35 50
TEMP 35 31 26 22 29 26 21 20 37 33 29 30 43 41 37 36 48 46
DEWPT 13 12 14 13 8 9 13 13 12 16 16 22 31 33 34 34 41 39
RH 40 45 60 68 40 48 71 74 35 49 58 72 62 73 89 92 77 76
WIND SPD <15 <15 <15 <15 <15 <15 <15 <15 <15
AVG CLOUDS SC FW SC B1 SC FW FW SC SC B1 B2 B2 B2 B2 B2 B2 B2 B2
POP 12HR 0 5 5 0 0 20 40 50 50
RAIN C C C C C C
SNOW 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