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EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Blacksburg VA
701 PM EST Sun Nov 2 2025
VAZ046-030800-
RAWS 441101
37.39N 78.80W Elev. 804 ft
701 PM EST Sun Nov 2 2025
Date 11/02/25 Mon 11/03/25 Tue 11/04/25 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 46 65 39 64 39
TEMP 49 47 47 46 55 63 64 54 49 46 42 41 55 62 62 54 46 43 40 40
DEWPT 43 45 46 46 49 46 43 41 38 37 36 34 34 29 31 34 34 34 34 34
MIN/MAX RH 99 47 82 28 82
RH 80 93 96100 80 54 46 61 66 71 79 76 45 28 31 46 63 70 79 79
WIND DIR E NE N N N NW W W W W W W NW W W SW SW SW SW SW
WIND SPD 2 2 4 4 6 8 9 6 5 5 5 5 6 5 5 3 3 4 5 8
CLOUDS OV OV B2 B2 SC SC FW CL CL CL CL FW FW SC FW FW FW FW FW SC
CLOUDS(%) 90 90 84 79 43 26 7 3 3 2 2 7 22 34 22 15 9 8 18 26
VSBY 10 7 7 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10
POP 12HR 50 10 0 0 0
RAIN C S
MIX HGT <1 <1 <1 <1 2 4 3 <1 <1 <1 <1 <1 2 4 2 <1
T WIND DIR E NE N N NW W W NW NW W W NW NW NW W SW
T WIND SPD 3 2 2 2 11 8 16 11 6 5 4 5 12 11 8 4
DISPERSION VP VP VP PR PR PR PR VP VP VP PR
ADI 2 1 2 3 26 36 53 5 3 3 2 6 37 49 22 2
MAX LVORI 4 7 10 9 3 1 1 3 3 3 4 4 1 1 2 2
STABILITY F F E D B B C F F F F B B B B G
CEILING 5300 500 None None None None None None None
STA PRES 29.52 29.51 29.47 29.37 29.45 29.53 29.59 29.56
Date 11/05Thu 11/06/25Fri 11/07/25Sat 11/08/25Sun 11/09/25
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 70 45 65 40 65 50 69 46 64
TEMP 68 62 53 47 64 52 44 41 62 58 56 53 67 57 49 47 62 53
DEWPT 43 45 44 41 40 39 38 38 46 48 51 49 47 46 43 43 45 42
RH 40 54 71 79 41 61 79 89 56 69 83 86 49 67 80 86 54 66
WIND SPD <15 <15 <15 <15 <15 <15 <15 <15 <15
AVG CLOUDS FW FW FW FW FW FW FW SC SC SC SC B1 SC SC SC SC B1 B1
POP 12HR 0 0 0 0 0 20 5 10 20
RAIN SHWRS IS IS IS 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