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EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Blacksburg VA
231 PM EDT Mon Oct 5 2026
VAZ018-060800-
RAWS 444002
37.56N 80.18W Elev. 2702 ft
231 PM EDT Mon Oct 5 2026
Date 10/05/26 Tue 10/06/26 Wed 10/07/26 Thu
UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12
EDT 3hrly 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08
MIN/MAX TEMP 44 69 44 76 52
TEMP 70 61 55 51 49 46 58 65 67 58 54 50 48 47 65 75 74 60 56 55 54 53
DEWPT 45 44 43 42 40 40 45 48 48 46 46 45 44 44 52 51 51 50 49 48 48 48
MIN/MAX RH 79 49 90 41 86
RH 41 53 64 71 71 79 62 54 50 64 74 83 86 89 63 43 44 69 77 77 80 83
WIND DIR NW NW NW N N N SE S S SE S SW SW W W W W W W W W W
WIND SPD 8 5 4 3 2 1 3 3 3 2 2 2 2 2 3 4 4 3 4 4 5 4
CLOUDS CL CL CL CL FW FW FW FW CL FW CL CL CL CL CL CL CL CL CL FW CL FW
CLOUDS(%) 3 1 2 4 15 19 12 8 5 6 1 2 5 4 2 1 2 1 2 8 4 6
VSBY 10 10 10 10 10 10 10 10 10 10 10 10 5 3 10 10 10 10
POP 12HR 0 0 0 0 0
MIX HGT 3 <1 <1 <1 <1 <1 2 3 3 <1 <1 <1 <1 <1 2 3 4 <1
T WIND DIR NW N N NW NW N E SW S SE S SW W W W W W W
T WIND SPD 12 11 5 3 2 2 5 1 1 3 2 2 2 2 5 9 10 4
DISPERSION PR VP VP VP VP VP VP VP VP VP VP PR
ADI 51 5 3 2 1 2 15 5 4 2 1 1 1 2 14 37 48 2
MAX LVORI 1 2 3 3 3 4 2 2 2 3 3 5 5 6 2 1 1 3
STABILITY B F F G G A B B B G G G G B B B B G
CEILING None None None None None None None None None None
STA PRES 27.87 27.93 27.92 27.95 27.87 27.86 27.83 27.81 27.75
Date 10/08Fri 10/09/26Sat 10/10/26Sun 10/11/26Mon 10/12/26
UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
EDT 6hrly 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20
MAX/MIN TEMP 77 50 76 52 73 52 66 53 71
TEMP 76 60 55 52 75 61 56 53 72 59 55 53 66 57 56 54 70 60
DEWPT 52 50 46 44 48 48 47 45 50 49 48 48 53 51 52 51 58 56
RH 43 69 72 74 38 62 72 74 46 69 77 83 63 80 86 90 66 87
WIND SPD <15 <15 <15 <15 <15 <15 <15 <15 <15
AVG CLOUDS FW FW CL CL FW FW FW SC SC SC SC B1 B2 B2 B2 B2 B1 B1
POP 12HR 0 0 0 0 0 10 40 40 30
RAIN SHWRS IS SC SC SC SC 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