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EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Blacksburg VA
801 AM EDT Fri Oct 9 2026
VAZ018-092000-
RAWS 444002
37.56N 80.18W Elev. 2702 ft
801 AM EDT Fri Oct 9 2026
Date Fri 10/09/26 Sat 10/10/26 Sun 10/11/26
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 75 55 65 56 66
TEMP 67 74 72 61 59 58 56 55 60 61 58 56 56 57 58 57 61 64 64 61
DEWPT 47 47 49 48 46 44 44 44 50 53 54 53 53 54 56 57 60 63 64 60
MAX/MIN RH 38 72 63 98 93
RH 49 38 44 62 62 59 64 66 69 75 86 90 90 90 93100 97 97100 97
WIND DIR N N N N NE NE NE E E E E E E E E E E E E SW
WIND SPD 1 2 1 1 1 1 2 3 5 6 8 10 11 12 10 10 6 5 3 3
WIND GUST 19 21 27 31 33 34 34 29 19 16 13
CLOUDS B2 B2 B2 B2 B2 OV OV OV OV OV OV OV OV OV OV OV OV OV OV B2
CLOUDS(%) 77 82 81 76 85 96 91 92 89 91 93 95 95100100100100 88 88 76
VSBY 10 10 10 10 10 9 10 10 9 10 9 10 4 5 3 10 10 10 10 10
POP 12HR 0 0 70 100 100
RAIN D D D D D D D
RAIN SHWRS IS NM NM O SC
TSTMS IS
MIX HGT 2 4 3 <1 <1 <1 <1 <1 2 3 2 <1 <1 <1 <1 1 1 1 <1 <1
T WIND DIR N N N N NE NE E E E SE E SE E E E E E E E W
T WIND SPD 9 5 3 2 1 2 2 5 12 21 16 20 12 10 10 12 9 5 5 16
DISPERSION VP VP VP VP FR FR FR FR VP
ADI 25 28 13 1 1 1 1 6 29 63 28 19 11 9 9 16 13 9 7 7
MAX LVORI 2 2 2 3 3 3 3 3 3 3 4 4 5 5 6 5 5 8 8 6
STABILITY A B A F F F F B C C D D D D D D D D C F
CEILING 29400 27300 24100 18400 11700 6000 200 100 400 600
STA PRES 28.00 27.99 28.01 28.07 28.12 28.07 28.04 27.92 27.82 27.72
Date Mon 10/12/26Tue 10/13/26Wed 10/14/26Thu 10/15/26
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 61 73 58 79 58 76 54 72
TEMP 62 62 72 64 60 59 77 68 62 58 74 64 57 54 70 62
DEWPT 60 60 64 60 57 56 63 60 56 54 59 56 53 51 58 55
RH 93 93 76 87 90 90 62 76 81 86 59 75 86 90 66 78
WIND SPD <15 <15 <15 <15 <15 <15 <15 <15
AVG CLOUDS B2 B1 B1 SC SC SC FW FW FW FW FW FW FW SC SC FW
POP 12HR 40 10 0 5 5 5 5 5
RAIN SHWRS 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