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EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Blacksburg VA
901 PM EST Mon Nov 24 2025
VAZ018-250900-
RAWS 444002
37.56N 80.18W Elev. 2702 ft
901 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 42 56 54 65 32
TEMP 45 43 43 43 50 55 56 55 55 55 56 56 62 64 57 46 40 36 34 32
DEWPT 32 32 33 36 42 49 52 51 52 53 53 52 54 50 44 30 25 21 19 17
MIN/MAX RH 78 69 95 54 61
RH 60 65 67 76 74 80 86 86 90 93 90 86 75 60 62 53 55 54 54 53
WIND DIR S S S S S S S S S SW SW W W W W W W W W W
WIND SPD 2 2 2 2 4 5 5 4 4 3 4 4 6 10 10 11 13 13 13 13
WIND GUST 16 16 17 17 17 17 18 24 27 31 34 37 39 40 39
CLOUDS B1 B1 B2 B2 B2 OV B2 B2 B2 OV B2 B1 SC SC SC FW SC B1 B1 B1
CLOUDS(%) 66 65 75 85 79 97 87 82 78 89 77 52 45 37 33 18 31 54 58 53
VSBY 10 10 10 10 10 4 6 8 3 4 7 9 9 9 9 9
POP 12HR 20 90 70 20 0
RAIN S S
RAIN SHWRS SC O SC SC SC NM NM
TSTMS IS IS
MIX HGT <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 3 4 4 2
T WIND DIR S SE SE SE S S S S S S SW W W W W W
T WIND SPD 2 2 2 2 3 9 9 6 8 9 13 10 24 28 28 32
DISPERSION VP VP VP VP VP VP VP FR FR FR FR
ADI 1 1 1 2 4 11 10 5 5 4 9 11 79112105 22
MAX LVORI 3 3 3 3 3 4 5 5 5 6 5 5 3 1 1 2
STABILITY F F F C D D D E E F E D C C C E
CEILING 10000 1100 400 600 600 None None None
STA PRES 27.90 27.86 27.77 27.72 27.68 27.67 27.68
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 42 25 37 22 43 29 48 36 55
TEMP 42 33 30 25 36 28 25 23 42 32 30 31 46 41 39 38 54 46
DEWPT 14 12 13 10 10 9 11 13 14 15 16 19 30 31 31 33 43 40
RH 31 41 49 52 33 44 55 65 31 49 55 61 53 67 73 82 66 79
WIND SPD <15 <15 <15 <15 <15 <15 <15 <15 <15
AVG CLOUDS SC FW SC SC SC FW FW SC SC SC B1 B2 B1 B2 B2 B2 B2 B2
POP 12HR 0 5 0 0 0 20 40 40 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