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EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Blacksburg VA
701 PM EST Tue Nov 3 2026
VAZ046-040900-
RAWS 441101
37.39N 78.80W Elev. 804 ft
701 PM EST Tue Nov 3 2026
Date 11/03/26 Wed 11/04/26 Thu 11/05/26 Fri
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 49 75 61 76 61
TEMP 54 52 50 52 60 71 74 65 63 63 62 63 68 73 75 69 65 64 63 63
DEWPT 54 52 50 50 57 59 59 61 62 63 62 63 68 68 68 67 65 64 63 63
MIN/MAX RH 100 59 100 80 100
RH 100100100 93 90 66 59 87 97100100100100 84 79 93100100100100
WIND DIR S S SW S S S S SE S S S S S SW S S S S SW SW
WIND SPD 2 2 2 2 4 8 6 3 4 6 6 6 9 9 8 4 3 4 4 3
WIND GUST 17 17
CLOUDS CL FW FW SC B1 SC B1 B2 B1 B2 B2 B2 B2 B2 B1 B1 B2 B2 B2 B2
CLOUDS(%) 2 11 17 37 52 47 65 77 67 85 79 74 78 70 55 65 70 81 85 85
VSBY 10 10 9 9 10 10 10 10 9 8 7 7 9 10 10 10 10 10
POP 12HR 0 0 70 20 60
RAIN L C S C C L L
TSTMS IS IS
Obvis PF PF
MIX HGT <1 <1 <1 <1 1 4 3 <1 <1 <1 <1 <1 2 3 2 <1
T WIND DIR S S S SW S S S SE S S S S S S S S
T WIND SPD 3 2 1 1 6 11 9 3 5 9 14 11 16 13 12 12
DISPERSION VP VP VP VP VP PR PR VP VP VP VP
ADI 2 1 1 1 13 52 24 2 4 6 10 13 33 32 24 8
MAX LVORI 5 8 10 10 4 1 2 7 8 8 7 5 4 4 3 6
STABILITY G G G B B B D F E E E D D D D E
CEILING None None None 11500 7600 4200 2500 10000
STA PRES 29.54 29.48 29.47 29.37 29.34 29.28 29.27 29.22
Date 11/06Sat 11/07/26Sun 11/08/26Mon 11/09/26Tue 11/10/26
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 73 49 68 39 64 38 64 36 67
TEMP 71 63 54 50 66 57 45 41 61 51 44 40 61 53 41 39 64 56
DEWPT 64 60 54 49 48 45 43 40 42 42 40 37 38 38 37 34 39 40
RH 79 90100 96 52 64 93 96 49 71 86 89 42 57 85 82 40 55
WIND SPD <15 <15 <15 <15 <15 <15 <15 <15 <15
AVG CLOUDS B2 B1 SC SC SC FW FW SC SC FW FW FW SC FW FW FW FW FW
POP 12HR 60 20 5 0 5 20 20 10 5
RAIN L C S S S S
TSTMS 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