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EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Blacksburg VA
631 AM EST Mon Nov 24 2025
NCZ003-242100-
RAWS 310301
36.48N 80.86W Elev. 1300 ft
631 AM EST Mon Nov 24 2025
Date Mon 11/24/25 Tue 11/25/25 Wed 11/26/25
UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00
EST 3hrly 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19
MAX/MIN TEMP 60 41 58 51 68
TEMP 37 52 59 59 49 45 43 43 44 51 54 57 56 54 52 54 55 63 67 64 51
DEWPT 34 36 32 35 36 35 37 38 39 46 50 53 54 54 52 54 54 58 52 47 36
MAX/MIN RH 36 90 83 100 54
RH 89 54 36 40 61 68 79 82 82 83 86 86 93100100100 96 84 59 54 56
WIND DIR NW E S S N N N E E S S S S SW SW SW SW W W W W
WIND SPD 1 1 4 2 0 0 0 1 1 2 4 3 2 2 1 2 2 5 8 9 6
WIND GUST 19 21
CLOUDS FW SC SC SC B1 SC B2 B2 OV OV OV OV OV B2 OV B2 B2 B1 SC FW FW
CLOUDS(%) 17 28 26 29 53 50 76 82 92 94 94 90 90 87 89 85 77 54 40 18 10
VSBY 10 10 10 10 10 10 10 7 10 8 4 8 10 1 3 3 4 10 10 10 10
POP 12HR 0 20 80 70 20
RAIN S D D
RAIN SHWRS O O NM NM NM NM IS IS
TSTMS IS IS IS IS
MIX HGT <1 1 3 2 <1 <1 <1 <1 <1 1 1 <1 <1 <1 <1 <1 <1 3 5 5 <1
T WIND DIR N N S S S S SE S N S S SW SW SW SW SW SW SW W W NW
T WIND SPD 4 1 5 6 1 1 2 2 1 3 4 3 2 3 2 3 17 5 20 21 18
DISPERSION VP VP VP VP VP VP VP VP PR
ADI 5 2 19 22 1 1 1 1 1 5 6 4 1 2 1 2 13 13 86 86 8
MAX LVORI 6 2 2 2 3 4 5 5 6 5 5 6 7 10 10 10 5 4 1 1 2
STABILITY B B C B F F F F C C D C F F F F C D C C F
CEILING None None 3400 2400 600 500 500 400 None None
STA PRES 28.35 28.30 28.30 28.25 28.20 28.13 28.09 28.03 28.02 28.02
Date Thu 11/27/25Fri 11/28/25Sat 11/29/25Sun 11/30/25
UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
EST 6hrly 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19
MIN/MAX TEMP 31 46 24 43 23 45 28 49
TEMP 37 32 45 37 30 25 41 35 26 24 43 37 30 31 46 44
DEWPT 26 21 17 18 16 13 13 14 15 14 17 21 21 22 31 36
RH 64 63 32 46 55 60 31 41 62 65 35 52 69 69 55 73
WIND SPD <15 <15 <15 <15 <15 <15 <15 <15
AVG CLOUDS FW SC SC FW FW FW FW FW FW SC SC SC B1 B1 B2 B2
POP 12HR 5 0 0 0 0 0 20 30
RAIN SHWRS SC SC
SNOWSHWRS IS
$$
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