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EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Blacksburg VA
501 AM EDT Tue Jun 9 2026
VAZ012-092000-
RAWS 447502
37.01N 81.18W Elev. 2540 ft
501 AM EDT Tue Jun 9 2026
Date Tue 06/09/26 Wed 06/10/26 Thu 06/11/26
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 77 62 81 63 89
TEMP 64 70 72 73 70 65 64 64 67 72 75 78 74 67 66 65 67 77 83 87 79
DEWPT 63 64 65 67 65 64 64 63 65 68 68 69 67 67 66 64 67 69 68 68 68
MAX/MIN RH 77 98 74 100 55
RH 97 81 79 81 84 97100 97 93 87 79 74 79100100 97100 76 61 53 69
WIND DIR SE S S S S S SW W W W W W W W W W W W W W W
WIND SPD 3 3 3 3 2 1 2 3 4 5 4 3 2 2 2 3 3 3 3 2 1
CLOUDS OV OV OV B2 OV B2 B2 B1 B2 B2 OV B1 B2 SC SC SC B1 B1 B1 B1 FW
CLOUDS(%) 91 88100 87 89 75 76 67 75 74 90 62 72 33 30 31 51 51 61 61 22
VSBY 9 10 9 10 10 9 7 7 7 8 8 10 9 10 10 5 10 10 10 10 10
POP 12HR 80 50 80 20 40
RAIN SHWRS SC NM NM SC SC IS SC NM SC NM SC IS IS IS IS SC SC SC SC
TSTMS IS SC SC IS IS IS SC SC SC IS IS IS SC SC SC
MIX HGT 1 2 2 2 <1 <1 <1 <1 1 2 3 3 <1 <1 <1 <1 <1 3 4 3 <1
T WIND DIR SE S S S S SW SW SW W W W W W W W W W NW W W W
T WIND SPD 9 9 9 13 10 4 5 6 12 17 19 18 10 6 6 8 13 13 6 8 5
DISPERSION VP VP VP VP VP VP VP VP VP
ADI 16 23 20 42 5 2 3 3 17 40 58 67 5 3 3 4 14 53 30 34 3
MAX LVORI 5 4 3 3 5 8 9 8 5 4 3 3 4 9 9 9 5 3 1 1 3
STABILITY B B D B F F F F C C C B F G G G B B B B G
CEILING 300 700 500 100 100 1000 None None None None
STA PRES 27.43 27.37 27.33 27.30 27.29 27.25 27.24 27.26 27.28 27.23
Date Fri 06/12/26Sat 06/13/26Sun 06/14/26Mon 06/15/26
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 63 89 61 82 57 82 59 78
TEMP 66 66 87 77 65 62 80 74 59 60 81 76 62 62 77 72
DEWPT 65 66 67 67 65 62 58 58 56 57 57 60 59 60 60 61
RH 97100 52 71100100 47 57 90 90 44 58 90 93 56 68
WIND SPD <15 <15 <15 <15 <15 <15 <15 <15
AVG CLOUDS FW SC SC B2 B1 B1 SC SC SC SC SC SC SC B1 B1 B2
POP 12HR 10 60 40 20 10 30 30 60
RAIN SHWRS NM SC IS IS SC SC SC SC NM
TSTMS SC SC IS SC IS IS SC
$$
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