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EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Blacksburg VA
801 PM EDT Fri Oct 9 2026
NCZ005-100800-
RAWS 310540
36.38N 79.70W Elev. 858 ft
801 PM EDT Fri Oct 9 2026
Date 10/09/26 Sat 10/10/26 Sun 10/11/26 Mon
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 58 63 60 74 61
TEMP 60 59 58 58 59 62 63 60 60 62 63 65 69 73 72 66 64 63 62 62
DEWPT 50 50 50 52 55 58 60 60 60 62 63 65 68 72 70 66 64 63 61 62
MIN/MAX RH 85 74 100 93 100
RH 69 72 75 80 87 87 90100100100100100 97 97 93100100100 97100
WIND DIR E NE NE NE NE NE E E E E E E E S SW SW SW W W W
WIND SPD 2 3 4 6 9 10 12 13 11 10 11 9 8 9 10 8 6 5 6 8
WIND GUST 21 25 24
CLOUDS OV OV OV OV B2 OV OV OV OV OV OV OV OV B2 B2 SC SC SC SC FW
CLOUDS(%) 88 91 96 93 79 95 95 95 92100 97 98 98 81 72 47 32 39 29 21
VSBY 10 10 10 10 10 6 3 4 4 3 3 2 2 8 9 10 10 10 10
POP 12HR 5 80 100 100 10
RAIN C D C D D D
RAIN SHWRS IS O O NM NM
TSTMS IS IS IS
MIX HGT <1 <1 <1 <1 1 2 2 <1 <1 <1 <1 <1 1 2 3 <1
T WIND DIR NE E E NE NE E NE E E E E SE SE S S SW
T WIND SPD 3 4 4 5 8 9 12 12 10 9 9 5 12 16 13 12
DISPERSION VP VP VP FR FR FR FR PR PR PR PR
ADI 2 2 3 6 13 17 23 11 9 8 8 6 20 32 35 11
MAX LVORI 3 3 4 4 4 4 5 7 8 8 8 8 5 4 4 7
STABILITY F F E D D D D D D D D D D D D D
CEILING 19500 14600 4800 1600 500 400 800 2200 None
STA PRES 29.53 29.55 29.61 29.58 29.53 29.42 29.34 29.22
Date 10/12Tue 10/13/26Wed 10/14/26Thu 10/15/26Fri 10/16/26
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 78 57 82 60 77 55 71 55 73
TEMP 76 68 60 59 80 73 64 61 75 67 58 56 69 64 57 56 71 65
DEWPT 66 64 59 58 66 65 62 59 63 61 57 55 59 59 56 56 61 60
RH 71 87 96 96 62 76 93 93 66 81 96 96 70 84 96100 71 84
WIND SPD <15 <15 <15 <15 <15 <15 <15 <15 <15
AVG CLOUDS FW FW FW FW FW FW CL FW FW FW FW FW SC SC SC SC SC SC
POP 12HR 0 0 0 5 5 5 5 5 20
RAIN SHWRS 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