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EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Blacksburg VA
401 PM EDT Thu Oct 1 2026
VAZ018-020800-
RAWS 444002
37.56N 80.18W Elev. 2702 ft
401 PM EDT Thu Oct 1 2026
Date 10/01/26 Fri 10/02/26 Sat 10/03/26 Sun
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 61 85 64 69 57
TEMP 82 67 64 64 62 62 78 85 82 71 68 67 66 64 65 67 64 59 59 59 59 58
DEWPT 57 54 54 56 55 55 63 65 65 64 65 65 65 64 64 64 63 59 57 56 56 56
MIN/MAX RH 79 52 99 91 98
RH 43 63 70 75 78 78 60 51 56 79 90 93 97100 97 90 97100 93 90 90 93
WIND DIR W W W W W W W W W NW W NW NE E E E E E E E E E
WIND SPD 2 1 3 4 4 4 5 6 5 3 2 2 1 2 3 3 3 3 3 2 2 2
WIND GUST 13 16 14 18 18 17 13
CLOUDS SC SC SC SC SC SC SC SC B1 B2 B2 B2 B2 OV OV OV OV OV OV OV B2 OV
CLOUDS(%) 30 43 43 34 30 34 44 47 57 80 71 73 71 95 95 91 91 89 94 95 87 92
VSBY 10 10 10 10 10 7 10 10 10 10 10 6 4 2 6 6 6 6 5 5 5
POP 12HR 0 10 70 70 70
RAIN L C C L
RAIN SHWRS NM NM SC SC NM SC
TSTMS IS IS IS IS
Obvis PF PF
MIX HGT 5 <1 <1 <1 <1 <1 3 5 4 <1 <1 <1 <1 1 1 1 1 1
T WIND DIR SW SW SW SW W W W W W W W N W SE E E E E
T WIND SPD 9 3 4 5 5 4 11 20 18 4 2 0 1 2 10 6 6 6
DISPERSION VP VP VP VP VP VP VP VP VP VP VP VP
ADI 55 2 2 3 3 5 40126 87 2 1 0 1 4 18 13 11 3
MAX LVORI 1 3 3 4 4 4 1 1 1 5 6 7 9 9 5 5 6 9
STABILITY B F F F F B B B B F F F F C C C C F
CEILING None None None 22300 8900 0 100 200 200
STA PRES 27.88 27.85 27.86 27.83 27.85 27.88 27.97 27.98
Date 10/04Mon 10/05/26Tue 10/06/26Wed 10/07/26Thu 10/08/26
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 66 55 72 45 65 42 67 45 73
TEMP 64 60 59 55 70 60 51 45 63 53 46 43 65 55 49 46 71 61
DEWPT 63 60 58 54 55 48 45 39 43 41 39 37 47 45 43 41 51 49
RH 97100 96 96 59 64 80 79 48 64 76 79 52 69 80 83 49 65
WIND SPD <15 <15 <15 <15 <15 <15 <15 <15 <15
AVG CLOUDS OV OV B2 B2 B1 FW FW FW FW FW CL FW FW FW FW FW FW FW
POP 12HR 70 20 0 0 0 0 0 0 5
RAIN SHWRS NM SC 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