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EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Blacksburg VA
1001 AM EST Sun Nov 30 2025
VAZ018-302100-
RAWS 444002
37.56N 80.18W Elev. 2702 ft
1001 AM EST Sun Nov 30 2025
Date Sun 11/30/25 Mon 12/01/25 Tue 12/02/25
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 44 25 44 31 44
TEMP 42 41 39 34 29 26 25 35 43 41 33 31 31 32 34 39 43 40 33
DEWPT 41 40 32 24 20 19 18 20 19 18 19 19 22 26 30 36 37 32 26
MAX/MIN RH 53 96 36 88 73
RH 96 96 76 66 69 74 74 54 38 39 56 61 69 78 85 89 79 73 75
WIND DIR SW W W NW NW NW NW N E SE SE SE SE SE SE NW W NW NW
WIND SPD 5 5 6 8 6 5 3 2 2 3 2 2 2 2 2 2 4 5 6
WIND GUST 17 20 25 29 26 19 13 12 13 18 23
CLOUDS OV B2 B2 B2 SC FW FW FW FW FW B1 B2 OV OV OV OV B2 B1 B1
CLOUDS(%) 100 75 75 74 46 19 6 7 16 19 55 78 91 93 91 91 78 63 65
VSBY 9 9 10 10 10 10 10 10 9 9 9 10 9 10 2 1 7 8 9
POP 12HR 50 0 0 90 90
FRZG RAIN C D
RAIN D D D C C
SLEET
SNOW C C
MIX HGT 2 2 <1 1 1 1 <1 1 2 2 <1 <1 1 <1 <1 <1 2 2 1
T WIND DIR SW W W NW NW NW NW N SE SE SE SE SE SE E NW W NW NW
T WIND SPD 4 23 18 26 17 17 12 5 5 9 10 9 11 12 4 10 32 41 40
DISPERSION PR PR PR PR VP VP VP VP PR
ADI 8 41 12 24 12 8 13 9 16 20 5 4 5 6 4 8 55 86 27
MAX LVORI 4 3 4 3 3 3 3 2 2 2 3 3 3 4 6 5 3 3 3
STABILITY D D E D E F B B B B F F F F C C D D E
CEILING 1500 21900 None None None 8200 2500 400 1500
STA PRES 27.87 27.96 28.04 28.06 27.97 27.87 27.65 27.39 27.46
Date Wed 12/03/25Thu 12/04/25Fri 12/05/25Sat 12/06/25
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 23 43 27 44 22 36 29 44
TEMP 28 24 42 31 28 31 43 32 24 23 34 29 30 33 43 36
DEWPT 21 18 25 23 21 22 28 19 14 14 20 22 24 26 34 30
RH 75 77 50 72 75 69 55 58 65 68 56 75 78 75 70 79
WIND SPD <15 <15 <15 <15 <15 <15 <15 <15
AVG CLOUDS B1 SC FW FW FW SC B1 B1 B1 B1 B2 B2 B2 B2 B2 B2
POP 12HR 5 0 0 5 10 40 70 50
FRZG RAIN S L L
RAIN L C C
SNOW S C L
$$
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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