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EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Blacksburg VA
701 PM EST Mon Nov 24 2025
NCZ003-250900-
RAWS 310301
36.48N 80.86W Elev. 1300 ft
701 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 52 68 31
TEMP 46 44 43 44 50 53 55 56 55 53 55 56 63 66 62 50 42 37 34 32
DEWPT 37 37 38 40 46 51 54 55 55 53 55 55 57 51 46 34 29 25 22 19
MIN/MAX RH 87 81 100 54 62
RH 71 76 82 86 86 93 96 96100100100 96 81 58 56 54 60 61 61 58
WIND DIR N N N E SE S S S SW S SW SW W W W W NW NW NW NW
WIND SPD 0 0 0 1 2 4 4 2 2 2 2 2 5 9 10 6 6 6 8 6
WIND GUST 20 21 21 21 20
CLOUDS B1 B2 B2 OV OV OV OV OV OV OV OV B1 SC SC SC FW FW SC SC B1
CLOUDS(%) 54 71 84 92 97 97 96 97 88 96 88 66 42 27 27 9 14 34 49 52
VSBY 10 10 10 10 10 4 6 7 2 2 4 4 10 10 10 10
POP 12HR 10 80 80 20 0
RAIN S S
RAIN SHWRS SC O SC SC NM O NM
TSTMS IS IS IS
MIX HGT <1 <1 <1 <1 1 1 <1 <1 <1 <1 <1 <1 3 5 4 1
T WIND DIR SE E SE SE SW SE W SW SW SW SW SW W W W NW
T WIND SPD 2 1 1 2 2 3 3 2 4 3 3 2 10 19 21 20
DISPERSION VP VP VP VP VP VP VP PR PR PR PR
ADI 1 1 1 2 3 5 4 1 2 2 2 2 35 79 82 9
MAX LVORI 3 4 6 5 5 6 7 10 9 10 10 10 3 1 1 2
STABILITY F F F C C D D F F F F C C C C F
CEILING None 6500 900 500 500 400 None None None
STA PRES 28.29 28.25 28.22 28.14 28.10 28.05 28.04 28.04
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 46 24 42 22 45 28 49 35 55
TEMP 44 39 30 24 39 33 25 22 42 36 31 32 46 43 39 39 53 49
DEWPT 15 15 16 13 10 13 13 13 16 20 20 23 32 34 35 36 44 43
RH 30 37 55 62 30 43 60 68 34 52 63 69 58 70 85 89 71 80
WIND SPD <15 <15 <15 <15 <15 <15 <15 <15 <15
AVG CLOUDS SC FW FW FW FW FW FW SC SC SC B1 B2 B2 B2 B2 B2 B2 B2
POP 12HR 0 0 0 0 0 20 30 40 40
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
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