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EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Blacksburg VA
731 PM EST Sat Nov 29 2025
VAZ018-300900-
RAWS 444002
37.56N 80.18W Elev. 2702 ft
731 PM EST Sat Nov 29 2025
Date 11/29/25 Sun 11/30/25 Mon 12/01/25 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 30 50 25 43 31
TEMP 30 30 31 33 38 48 46 39 34 30 27 25 35 43 41 33 31 31 32 34
DEWPT 14 15 16 23 33 40 39 32 24 20 18 18 20 19 19 19 19 21 25 29
MIN/MAX RH 78 51 78 37 84
RH 51 53 53 66 82 74 76 76 66 66 68 74 54 38 41 56 61 66 75 82
WIND DIR S S S S S SW W NW NW NW NW NW N E SE SE SE SE SE SE
WIND SPD 5 5 4 4 5 8 8 6 8 6 5 3 2 2 3 2 2 2 2 2
WIND GUST 26 29 27 20 13 12
CLOUDS B2 B2 OV B2 B2 OV B2 B1 SC SC SC FW FW FW FW SC B1 OV OV OV
CLOUDS(%) 87 79100 85 86100 79 63 50 50 38 20 10 14 22 50 67 94 90 92
VSBY 10 10 10 10 10 9 8 9 10 10 10 10 10 10 10 10
POP 12HR 30 50 0 0 80
FRZG RAIN D D
RAIN C C D D
SNOW C C S
MIX HGT <1 <1 <1 <1 <1 1 2 1 1 1 1 <1 2 3 2 <1
T WIND DIR SE S S S S W W NW NW NW NW NW N SE SE SE
T WIND SPD 12 10 10 6 5 3 23 25 27 21 14 12 5 6 9 8
DISPERSION PR PR VP PR PR PR PR VP VP VP VP
ADI 8 7 9 8 6 5 40 17 25 15 7 13 11 22 22 4
MAX LVORI 2 2 2 3 4 3 3 3 3 3 3 3 2 2 2 3
STABILITY E E D D D D D E D E F B B B B F
CEILING 9500 6400 100 900 None None None None 6400
STA PRES 28.03 27.95 27.88 27.84 27.94 28.03 28.06 27.97
Date 12/02Wed 12/03/25Thu 12/04/25Fri 12/05/25Sat 12/06/25
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 43 26 43 28 45 26 42 31 43
TEMP 41 36 31 27 42 31 29 30 44 32 28 27 40 37 35 32 42 34
DEWPT 37 31 25 21 26 24 22 22 28 22 20 20 27 28 27 27 30 27
RH 85 82 78 78 53 75 75 72 53 66 71 74 59 70 72 81 62 75
WIND SPD <15 <15 <15 <15 <15 <15 <15 <15 <15
AVG CLOUDS OV B2 B1 SC FW FW FW SC SC SC SC B1 B1 B2 B2 B2 B1 B1
POP 12HR 90 20 0 0 5 10 30 60 40
RAIN D C S S C C L C C
$$
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