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EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Blacksburg VA
801 PM EDT Sat Oct 10 2026
VAZ018-110800-
RAWS 444002
37.56N 80.18W Elev. 2702 ft
801 PM EDT Sat Oct 10 2026
Date 10/10/26 Sun 10/11/26 Mon 10/12/26 Tue
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 51 68 62 73 55
TEMP 55 57 57 58 60 63 64 62 62 63 63 63 67 72 70 61 59 58 57 56
DEWPT 55 56 57 57 63 62 62 58 60 61 61 61 63 64 63 59 57 55 54 54
MIN/MAX RH 100 89 97 74 96
RH 100 96100 96111 97 93 87 93 93 93 93 87 76 78 93 93 90 90 93
WIND DIR E E E E E E SE W W W NW NW NW NW NW NW W W W W
WIND SPD 11 11 10 8 5 4 3 3 5 9 13 14 12 10 9 5 3 3 3 3
WIND GUST 32 32 31 26 17 13 23 32 36 39 35 28 26 18
CLOUDS OV OV OV OV OV OV B2 B1 B2 B2 SC SC B1 SC SC FW FW FW FW FW
CLOUDS(%) 100 94 96100 92 92 78 60 79 77 46 30 52 42 26 20 14 13 17 14
VSBY 2 2 3 1 1 4 3 9 8 8 8 9 7 7 7 7 7 7 7 7
POP 12HR 100 90 50 0 0
RAIN SHWRS O O O O O NM IS SC
TSTMS IS IS IS IS SC IS
MIX HGT <1 <1 <1 <1 <1 1 1 <1 1 1 1 2 2 3 3 <1
T WIND DIR E E E E SE S SW W W W NW NW NW NW NW NW
T WIND SPD 11 10 10 10 6 9 20 16 27 21 25 25 32 23 16 5
DISPERSION FR FR FR VP PR PR FR PR VP VP VP
ADI 10 9 9 11 8 14 33 7 19 20 23 47 66 67 47 3
MAX LVORI 7 6 6 7 8 5 4 6 4 4 5 4 4 3 3 6
STABILITY D D D D D D C F E D D D D C C F
CEILING 100 500 600 1500 1600 None None None None
STA PRES 27.91 27.78 27.68 27.62 27.63 27.67 27.76 27.77
Date 10/13Wed 10/14/26Thu 10/15/26Fri 10/16/26Sat 10/17/26
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 82 63 81 61 76 57 72 50 62
TEMP 81 69 65 63 79 70 63 62 74 65 60 58 70 62 56 51 60 51
DEWPT 63 61 59 59 67 63 60 59 63 59 56 54 59 54 49 44 46 41
RH 54 76 81 87 67 78 90 90 69 81 87 86 68 75 77 77 60 68
WIND SPD <15 <15 <15 <15 <15 <15 <15 <15 <15
AVG CLOUDS FW CL CL CL FW FW FW SC B1 B1 B1 B1 B1 B1 SC B1 SC SC
POP 12HR 0 0 5 5 20 20 30 20 10
RAIN SHWRS IS IS 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