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EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Blacksburg VA
101 PM EST Mon Nov 3 2025
NCZ005-032100-
RAWS 310540
36.38N 79.70W Elev. 858 ft
101 PM EST Mon Nov 3 2025
Date Mon 11/03/25 Tue 11/04/25 Wed 11/05/25
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 65 40 65 41 70
TEMP 65 54 48 45 42 40 54 63 63 51 46 43 42 43 58 68 69 62
DEWPT 41 42 39 38 37 36 37 33 36 37 37 36 36 35 41 42 44 46
MAX/MIN RH 40 87 33 80 37
RH 41 64 71 76 82 85 52 32 36 59 71 76 79 73 53 39 40 56
WIND DIR NW NW NW NW NW NW NW NW W SW SW SW SW SW SW SW SW SW
WIND SPD 9 5 5 4 4 4 5 3 3 2 2 3 4 5 10 12 12 8
CLOUDS CL CL CL CL FW FW CL FW FW FW CL CL CL FW FW FW FW CL
CLOUDS(%) 2 2 2 4 6 6 1 8 9 8 3 5 5 6 8 20 14 5
VSBY 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10
POP 12HR 5 0 0 0 0
RAIN
MIX HGT 3 <1 <1 <1 <1 <1 2 3 2 <1 <1 <1 <1 <1 2 2 2 <1
T WIND DIR NW NW NW NW NW W N NW W SW SW SW SW SW SW SW SW SW
T WIND SPD 17 10 6 8 5 5 11 8 6 3 3 3 4 5 16 20 23 11
DISPERSION PR PR VP VP VP VP VP VP PR
ADI 59 5 3 4 3 6 28 31 21 2 2 2 2 6 34 57 51 8
MAX LVORI 1 3 3 4 5 5 2 1 2 3 3 4 4 3 1 1 1 3
STABILITY C F F F F B B B B G G G F B C C C E
CEILING None None None None None None None None None
STA PRES 29.38 29.46 29.55 29.62 29.56 29.56 29.50 29.43 29.29
Date Thu 11/06/25Fri 11/07/25Sat 11/08/25Sun 11/09/25
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 46 65 39 66 49 69 45 67
TEMP 53 46 64 51 43 40 64 60 56 50 68 56 48 46 67 55
DEWPT 46 42 37 38 37 38 48 53 53 49 47 47 45 45 49 45
RH 77 86 37 61 79 92 56 78 90 96 47 72 89 96 52 69
WIND SPD <15 <15 <15 <15 <15 <15 <15 <15
AVG CLOUDS CL CL CL CL FW FW SC SC B1 B1 FW FW FW SC SC SC
POP 12HR 0 0 0 5 40 0 10 20
RAIN C C
RAIN SHWRS 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