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EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Blacksburg VA
801 AM EDT Thu Oct 8 2026
VAZ024-082000-
RAWS 441631
37.63N 79.51W Elev. 865 ft
801 AM EDT Thu Oct 8 2026
Date Thu 10/08/26 Fri 10/09/26 Sat 10/10/26
UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00
EDT 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20
MAX/MIN TEMP 80 49 78 52 72
TEMP 72 80 78 64 57 54 51 50 68 77 77 64 58 55 53 53 67 72 70 63
DEWPT 55 49 43 46 45 45 44 45 49 45 46 50 49 49 48 47 51 49 50 54
MAX/MIN RH 29 82 32 85 44
RH 55 34 29 52 64 71 77 83 51 32 33 60 72 80 83 80 56 44 49 72
WIND DIR NW NW NW NW NW N N N N NW S N N N N N E SE E E
WIND SPD 3 5 5 2 1 0 0 1 0 1 1 0 0 0 0 0 2 4 3 3
WIND GUST 16
CLOUDS CL CL CL CL SC SC SC SC SC FW SC SC B1 B1 B1 B1 B1 B2 B2 OV
CLOUDS(%) 2 3 2 5 40 39 47 50 35 25 37 34 54 52 63 65 65 78 85 91
VSBY 10 10 10 10 10 7 10 10 10 10 10 10 10 10 10 10 10 10 10 10
POP 12HR 0 0 0 0 5
RAIN C
MIX HGT 3 5 4 <1 <1 <1 <1 <1 2 4 3 <1 <1 <1 <1 <1 2 3 3 <1
T WIND DIR NW NW NW NW NW NW NW NW NW NW NW N NE N N N SE SE SE E
T WIND SPD 16 21 19 13 8 3 3 3 12 11 6 3 4 3 3 3 9 6 9 3
DISPERSION VP VP VP VP VP VP VP VP VP
ADI 55134 90 6 3 2 2 3 37 63 29 2 2 2 2 4 26 23 33 2
MAX LVORI 1 1 1 2 3 3 4 5 1 1 2 3 3 5 5 5 2 2 1 3
STABILITY B B B G G G F A A A A G F F F B B C B F
CEILING None None None None None None None 11600 17300 12200
STA PRES 28.50 28.55 28.60 28.66 28.73 28.73 28.82 28.89 28.95 28.91
Date Sun 10/11/26Mon 10/12/26Tue 10/13/26Wed 10/14/26
UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
EDT 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20
MIN/MAX TEMP 56 65 59 77 57 80 51 70
TEMP 58 58 63 64 63 61 75 69 61 58 78 69 57 52 69 60
DEWPT 57 57 62 64 63 61 64 63 60 58 61 57 52 47 47 47
RH 96 96 97100100100 69 81 97100 56 66 83 83 45 62
WIND SPD <15 <15 <15 <15 <15 <15 <15 <15
AVG CLOUDS OV B2 OV OV B2 B2 B1 SC FW FW FW FW FW FW FW FW
POP 12HR 70 100 60 10 0 5 5 0
RAIN C L D D
RAIN SHWRS NM IS
TSTMS 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