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EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Blacksburg VA
701 PM EST Sun Nov 30 2025
NCZ005-010900-
RAWS 310540
36.38N 79.70W Elev. 858 ft
701 PM EST Sun Nov 30 2025
Date 11/30/25 Mon 12/01/25 Tue 12/02/25 Wed
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 27 46 33 48 24
TEMP 38 35 30 27 38 45 45 36 34 35 34 34 39 46 46 39 34 31 26 25
DEWPT 38 29 23 22 23 21 21 23 24 30 33 34 37 40 40 33 29 26 24 23
MIN/MAX RH 100 37 100 77 95
RH 100 78 75 81 54 38 38 59 66 82 96100 92 79 79 79 82 81 92 92
WIND DIR NW N N N NE E E E E E NE NE N W NW NW NW NW NW NW
WIND SPD 4 8 6 5 6 4 3 2 2 2 2 2 4 5 5 5 5 4 3 2
CLOUDS B2 B2 FW CL FW FW B1 B1 B2 OV OV OV OV B2 B1 FW FW FW CL FW
CLOUDS(%) 77 77 10 5 6 14 54 61 79 97 97 96 96 70 55 15 10 7 5 7
VSBY 9 10 10 10 10 10 10 10 10 10 5 3 2 8 8 10 10 10 10
POP 12HR 5 0 90 90 10
RAIN C C D D D D C C
MIX HGT <1 <1 <1 <1 2 3 2 <1 <1 <1 <1 <1 <1 <1 1 <1
T WIND DIR W N N N NE NE E NE E SE NE N W W NW NW
T WIND SPD 3 16 12 9 11 8 5 2 3 10 2 5 8 6 18 16
DISPERSION VP PR PR VP VP VP VP PR PR VP VP
ADI 2 14 6 7 27 25 16 1 2 5 1 4 9 8 26 7
MAX LVORI 9 4 4 4 2 2 2 3 3 4 10 9 6 4 3 4
STABILITY E D F C C C B F F F F C D D D F
CEILING 4900 None None None 20500 1500 200 None None
STA PRES 29.51 29.61 29.64 29.55 29.47 29.25 29.03 28.97
Date 12/03Thu 12/04/25Fri 12/05/25Sat 12/06/25Sun 12/07/25
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 47 28 53 26 38 30 48 30 49
TEMP 45 38 30 29 52 39 31 27 37 34 32 34 46 41 35 31 47 41
DEWPT 25 28 27 28 30 29 24 22 22 29 31 34 39 35 31 30 33 33
RH 45 67 88 96 43 67 75 81 54 82 96100 76 79 85 96 58 73
WIND SPD <15 <15 <15 <15 <15 <15 <15 <15 <15
AVG CLOUDS CL CL FW SC SC B1 B1 B2 B2 B2 OV OV B2 B1 B1 B1 B1 SC
POP 12HR 0 0 0 5 40 70 40 40 30
FRZG RAIN L
RAIN C L L C C C C C S
SNOW S 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